Qi Zhang

Efficient Management of Idleness in Storage Systems 1 (2009)

Ningfang Mi, Alma Riska, Qi Zhang, Evgenia Smirni, Erik Riedel

Various activities that intend to enhance performance, reliability, and availability of storage systems are scheduled with low priority and served during storage system idle times. Under such...

Performance-Guided Load (Un)Balancing under Autocorrelated Flows (2009)

Qi Zhang, Ningfang Mi, Student Member, Alma Riska, Evgenia Smirni

Abstract—Size-based policies have been shown in the literature to effectively balance load and improve performance in cluster environments. Size-based policies assign jobs to servers based on the...

Performance-Guided Load (Un)Balancing under Autocorrelated Flows (2009)

Qi Zhang, Ningfang Mi, Student Member, Alma Riska, Evgenia Smirni

Abstract—Size-based policies have been shown in the literature to effectively balance the load and improve performance in cluster environments. Size-based policies assign jobs to servers based on...

Load Balancing for Performance Differentiation in Dual-Priority Clustered Servers ∗ (2009)

Ningfang Mi, Qi Zhang, Alma Riska, Evgenia Smirni

Size-based policies have been known to successfully balance load and improve performance in homogeneous cluster environments where a dispatcher assigns a job to a server strictly based on the job...

New Results on the Performance Effects of Autocorrelated Flows in Systems (2009)

Evgenia Smirni, Qi Zhang, Ningfang Mi, Alma Riska, Giuliano Casale

Temporal dependence within the workload of any computing or networking system has been widely recognized as a significant factor affecting performance. More specifically, burstiness, as a form of...

Determinants of Rural Poverty Reduction and Pro-poor Economic Growth in China (2009)

Jikun Huang, Qi Zhang, Scott Rozelle

Abstract: China has made remarkable progress in its war against poverty since the launching of economic reform in the late 1970s. This paper examines some of the major driving forces of poverty...

A Progressive Feature Selection Algorithm for Ultra Large Feature Spaces (2009)

Qi Zhang, Fuliang Weng, Zhe Feng

Recent developments in statistical modeling of various linguistic phenomena have shown that additional features give consistent performance improvements. Quite often, improvements are limited by the...

TOB: Timely Ontologies for Business Relations (2009)

Qi Zhang, Fabian M. Suchanek, Lihua Yue, Gerhard Weikum

In this paper we present a suite of methods for extracting temporal relations from semi-structured and textual Web sources. We particularly address the needs for building and maintaining business...

Instant Messaging in distance education (2009)

WONGSUDALAK, WITTAWAT, MENG, NAISHI, ZHANG, QI

Instant messaging has become widely used in many instances. The concept of synchronous communication changed the terms of communication in distance education. This paper aims to achieve a deeper...

On the Control of Tripod-Scheme Cold-Atom Wavepackets by non-Abelian Geometric Phases (2009)

Zhang, Qi, Gong, Jiangbin, Oh, C. H.

Tripod-scheme cold atoms interacting with laser beams have attracted considerable interest for their role in synthesizing effective non-Abelian vector potentials. Such effective vector potentials are...

Impact of Zr/Ti ratio in the PZT on the photoreduction of silver nanoparticles. (2009)

Tiwari, Divya, Dunn, Steve, Zhang, Qi

Silver nanoparticle deposition from an aqueous solution of silver nitrate onto the surface of PZT thin films of stoichiometric compositions PbZr0.3Ti0.7O3 and PbZr0.52Ti0.48O3 has been investigated....

Stationary Stochastic Viscosity Solutions of SPDEs (2009)

Zhang, Qi

In this paper we aim to obtain the stationary stochastic viscosity solutions of a parabolic type SPDEs through the infinite horizon backward doubly stochastic differential equations (BDSDEs). For...

All-optical Imprinting of Geometric Phases onto Matter Waves (2009)

Zhang, Qi, Gong, Jiangbin, Oh, C. H.

Traditional optical phase imprinting of matter waves is of a dynamical nature. In this paper we show that both Abelian and non-Abelian geometric phases can be optically imprinted onto matter waves,...

Superconductivity and quantum oscillations in crystalline Bi nanowires (2009)

Tian, Mingliang, Wang, Jian, Zhang, Qi, Kumar, Nitesh, Malouk, Thomas E., Chan, Moses H. W.

While bulk bismuth (Bi) is a semimetal, we have found clear evidence of superconductivity in a crystalline 72 nm diameter Bi nanowire below 1.3 K. In a parallel magnetic field (H), the residual...

Proximity-induced superconductivity in nanowires: Mini-gap state and differential magnetoresistance oscillations (2009)

Wang, Jian, Shi, Chuntai, Tian, Mingliang, Zhang, Qi, Kumar, Nitesh, Jain, J. K., ...

We study proximity-induced superconductivity in gold nanowires as a function of the length of the nanowire, magnetic field, and excitation current. Short nanowires exhibit a sharp superconducting...

Probabilistic Representation of Weak Solutions of Partial Differential Equations with Polynomial Growth Coefficients (2009)

Zhang, Qi, Zhao, Huaizhong

In this paper we develop a new weak convergence and compact embedding method to study the existence and uniqueness of the $L_{\rho}^2({\mathbb{R}^{d}};{\mathbb{R}^{1}})\otimes...

Designing Rules for Self-Organizing Protocols for A Cooperative Communication Architecture (2009)

Qi Zhang

Abstract — Cooperation based on hybrid cooperative communication architecture has demonstrated great potential of cooperative communication in our research. In order to achieve more cooperative...

Load Balancing for Performance Differentiation in Dual-Priority Clustered Servers ∗ (2009)

Ningfang Mi, Qi Zhang

Size-based policies have been known to successfully balance load and improve performance in homogeneous cluster environments where a dispatcher assigns a job to a server strictly based on the job...

Bottlenecks and their Performance Implications inE-Commerce Systems (2009)

Qi Zhang, Alma Riska, Erik Riedel, Evgenia Smirni

Abstract. We present a detailed workload characterization of a multi-tiered sys-tem that hosts an e-commerce site. Using the TPC-W workload and via experimental measurements, we illustrate how...

Learning Semantic Lexicons using Graph Mutual Reinforcement based Bootstrapping (2009)

Qi Zhang, Xipeng Qiu, Xuanjing Huang, Lide Wu

Abstract Bootstrapping has been received a amount of attentions in many fields and achieved good results. While semantic lexicons also have been proved to be useful for many natural language...

Cyclohexanespiro-2′-[2′,3′,6′,7′-tetrahydro-1′H-cyclopenta[d]pyrimidin]-4′(5′H)-one (2009)

Daxin Shi, Dongfeng Qian, Qi Zhang, Jiarong Li

The title compound, C12H18N2O, was synthesized by the reaction of cyclohexanone and 2-aminocyclopent-1-enecarbonitrile. In the molecule of the title compound, the six-carbon ring displays a chair...

Bis(μ-N-benzyl-N-tetradecyldithiocarbamato-κ2S:S′)bis[(N-benzyl-N-tetradecyldithiocarbamato-κ2S,S′)zinc(II)] (2009)

Chun-Man Jia, Wen-Bing Yuan, Qiang Lin, Qi Zhang, Jie Pei

In the title compound, [Zn2(C22H36NS2)4], two bidentate dithiocarbamate groups chelate directly to the ZnII atoms, whereas the two remaining dithiocarbamate ligands bridge the Zn atoms via a...

Domain-elongation NMR spectroscopy yields new insights into RNA dynamics and adaptive recognition (2009)

Zhang, Qi, Al-Hashimi, Hashim M.

By simplifying the interpretation of nuclear magnetic resonance spin relaxation and residual dipolar couplings data, recent developments involving the elongation of RNA helices are providing new...

Abstract (2008)

Qi Zhang, Sally A. Goldman

We present a new multiple-instance (MI) learning technique (EM-DD) that combines EM with the diverse density (DD) algorithm. EM-DD is a general-purpose MI algorithm that can be applied with boolean...

Evaluating the Performability of Systems with Background Jobs ∗ (2008)

Qi Zhang, Alma Riska, Ningfang Mi, Erik Riedel, Evgenia Smirni

As most computer systems are expected to remain operational 24 hours a day, 7 days a week, they must complete maintenance work while in operation. This work is in addition to the regular tasks of the...

XML-BASED SPATIAL DATA INTEROPERABILITY ON THE INTERNET (2008)

Yumin Chen, Jianya Gong, Wenjue Jia, Qi Zhang

With the development of network and information technology, the spatial data gain, sharing, issuing and analysing plays a more and more important role in the decision of each department. This article...

ABSTRACT Clustering Pair-wise Dissimilarity Data into Partially Ordered Sets (2008)

Jinze Liu, Qi Zhang, Wei Wang, Leonard Mcmillan, Jan Prins

Ontologies represent data relationships as hierarchies of possibly overlapping classes. Ontologies are closely related to clustering hierarchies, and in this article we explore this relationship in...

We Yu (2008)

Qi Zhang, Sally A. Goldman, Jason E. Fritts

• Retrieve images based of automatically derived features such as color, texture and shape. • Existing CBIR Systems: Require user to specify salient regions in the query image. – QBIC system...

Blunt injury to the inferior gluteal artery: case report of a rare "near miss" event (2008)

Zhang, Qi, Liu, Huaijun, Smith, Wade R, Pan, Jinshe, Chen, Wei, Zhang, Yingze

Abstract Traumatic injuries of the inferior gluteal artery are rare, the majority of which are aneurysms due to sharp or blunt trauma. We report the rare case of a "near miss" event of a patient with...

Stationary Solutions of SPDEs and Infinite Horizon BDSDEs with Non-Lipschitz Coefficients (2008)

Zhang, Qi, Zhao, Huaizhong

We prove a general theorem that the $L_{\rho}^2({\mathbb{R}^{d}};{\mathbb{R}^{1}})\otimes L_{\rho}^2({\mathbb{R}^{d}};{\mathbb{R}^{d}})$ valued solution of an infinite horizon backward doubly...

A Nonparametric Cusum Algorithm for Timeslot Sequences with Applications to Network Surveillance (2008)

Qi Zhang, Carlos Rendon, Veronica Montes, De Oca

We adapt the classic cusum change-point detection algorithm for applications to data network monitoring where various and numerous performance and reliability metrics are available to aid with early...

Detecting Geographical Serving Area of Web Resources (2008)

Qi Zhang, Xing Xie, Lee Wang, Lihua Yue, Wei-ying Ma

Most human activities occur around where the user is physically located. Knowing the geographical serving area of web resources, therefore, is very important for many web applications. Here serving...

Nonlinear Landau-Zener Processes in a Periodic Driving Field (2008)

Zhang, Qi, Hanggi, Peter, Gong, Jiangbin

Effects of a periodic driving field on Landau-Zener processes are studied using a nonlinear two-mode model that describes the mean-field dynamics of a many-body system. A variety of different...

Singular symplectic flops and Ruan cohomology (2008)

Chen, Bohui, Li, An-Min, Zhang, Qi, Zhao, Guosong

In this paper, we study the symplectic geometry of singular conifolds of the finite group quotient $$ W_r=\{(x,y,z,t)|xy-z^{2r}+t^2=0 \}/\mu_r(a,-a,1,0), r\geq 1, $$ which we call orbi-conifolds. The...

MIC2005: The Sixth Metaheuristics International Conference??-1 Applying Permutation Distance in VNS for QAP (2008)

Chong Zhang, Zhangang Lin, Qi Zhang, Zuoquan Lin

In this paper, a new concept distance called permutation distance is proposed and exploited in detail. We combine it with the hamming distance and propose a group of new neighborhood structures in...

Abstract PoClustering: Lossless Clustering of Dissimilarity Data (2008)

Jinze Liu, Qi Zhang, Wei Wang, Leonard Mcmillan, Jan Prins

Given a set of objects V with a dissimilarity measure between pairs of objects in V, a PoCluster is a collection of sets P ⊂ powerset(V) partially ordered by the ⊂ relation such that S ⊂ T iff...

A Capacity Planning Framework for Multi-tier Enterprise Services with Real Workloads (2008)

Qi Zhang, Ludmila Cherkasova

Abstract — With complexity of systems increasing and customer requirements for 7oS growing, new methods and modeling techniques that explain large-systems ’ behavior and help predict their future...

Parallelization and Performance Analysis of Video Feature Extractions on Multi-Core Based Systems (2008)

Qi Zhang, Yurong Chen, Jianguo Li, Yimin Zhang, Yinlong Xu

Content-Based Video Information Retrieval (CBVIR) has becoming one of the best solutions for retrieving useful information from today’s video information explosion. And with the rapid development...

10 Learning Patterns in Images (2008)

Ryszard Michalski, Azriel Rosenfeld, Zoran Duric, Marcus Maloof, Qi Zhang

This chapter concerns problems of learning patterns in images and image sequences, and using the obtained patterns for interpreting new images. The chapter concentrates on three problem areas: (i)...

Automated Workplace Design and Reconfiguration for Evolving Business Processes (2008)

Qi Zhang, Ying Zou

In this ever-changing business environment, business processes are constantly being customized to reflect the up-to-date organizational structure and business objectives. Furthermore, technological...

A Framework for Automatic Generation of Evolvable E-Commerce Workplaces Using Business Processes (2008)

Ying Zou, Qi Zhang

Business processes encapsulate the knowledge of operations and services provided by organizations. Due to the changing nature of business processes, the design and implementation of e-commerce...

Anomalous Monopole In an Interacting Boson System (2008)

Wu, Biao, Zhang, Qi, Liu, Jie

Anomalous monopole of disk shape is found to exist in the semiclassical theory of a two-mode interacting boson system. The quantum origin of this anomaly is the collapsing or bundling of field lines...

ABSTRACT Clustering Pair-wise Dissimilarity Data into Partially Ordered Sets (2008)

Jinze Liu, Qi Zhang, Wei Wang, Leonard Mcmillan, Jan Prins

Ontologies represent data relationships as hierarchies of possibly overlapping classes. Ontologies are closely related to clustering hierarchies, and in this article we explore this relationship in...

A needs assessment for a graduate level course in optical networking (2008)

Qi Zhang, Jana Reisslein, James Klein, Martin Reisslein

Abstract: To explore the need for a graduate level engineering course in optical networking, a needs assessment consisting of (i) an investigation of 14 existing optical networking courses, (ii) an...

Models of the Departure Process of a BMAP/MAP/1 queue 1 (2008)

Qi Zhang, Armin Heindl, Evgenia Smirni

Complex computer and communication systems are often modeled by queueing networks, with their arrival and/or service processes exhibiting correlations. In such systems, customers (or packets) may...

Théorie et simulation de la conjugaison de phase magnéto-acoustique (2008)

Zhang, Qi

Cette thèse présente des solutions analytiques en conjugaison de phase acoustique unidimensionnelle dans un milieu actif. Le conjugateur dans ces études est en contact direct avec des milieux...

Théorie et simulation de la conjugaison de phase magnéto-acoustique (2008)

Zhang, Qi

Cette thèse présente des solutions analytiques en conjugaison de phase acoustique unidimensionnelle dans un milieu actif. Le conjugateur dans ces études est en contact direct avec des milieux...

Théorie et simulation de la conjugaison de phase magnéto-acoustique (2008)

Zhang, Qi

Cette thèse présente des solutions analytiques en conjugaison de phase acoustique unidimensionnelle dans un milieu actif. Le conjugateur dans ces études est en contact direct avec des milieux...

Ktu/PF13 is required for cytoplasmic pre-assembly of axonemal dyneins (2008)

Omran, Heymut, Kobayashi, Daisuke, Olbrich, Heike, Tsukahara, Tatsuya, Loges, Niki T., Hagiwara, Haruo, ...

Cilia and flagella are highly conserved organelles that have diverse roles in cell motility and sensing extracellular signals. Motility defects in cilia and flagella often result in primary ciliary...

Théorie et simulation de la conjugaison de phase magnéto-acoustique (2008)

Zhang, Qi

Cette thèse présente des solutions analytiques en conjugaison de phase acoustique unidimensionnelle dans un milieu actif. Le conjugateur dans ces études est en contact direct avec des milieux...

TOB: Timely Ontologies for Business Relations (2008)

Zhang, Qi, Suchanek, Fabian, Weikum, Gerhard

In this paper we present a suite of methods for extracting temporal relations from semi-structured and textual Web sources. We particularly address the needs for building and maintaining business...

Dlx2 homeobox gene transcriptional regulation of Trkb neurotrophin receptor expression during mouse retinal development (2008)

De Melo, Jimmy, Zhou, Qing-Ping, Zhang, Qi, Zhang, Shunzhen, Fonseca, Mario, Wigle, Jeffrey T., ...

Dlx homeobox genes are first expressed in embryonic retina at E11.5. The Dlx1/Dlx2 null retina has a reduced ganglion cell layer (GCL), with loss of late-born differentiated retinal ganglion cells...

New Journal of Physics The (2008)

Qi Zhang, Peter Hänggi, Jiangbin Gong

open–access journal for physics Nonlinear Landau–Zener processes in a periodic driving field

Visualizing spatially correlated dynamics that directs RNA conformational transitions (2007)

Zhang, Qi, Stelzer, Andrew C., Fisher, Charles K., Al-Hashimi, Hashim M.

RNAs fold into three- dimensional ( 3D) structures that subsequently undergo large, functionally important, conformational transitions in response to a variety of cellular signals(1-3). RNA...

Bright and color-saturated emission from blue light-emitting diodes based on solution-processed colloidal nanocrystal quantum dots (2007)

Tan, Zhanao, Zhang, Fan, Zhu, Ting, Xu, Jian, Wang, Andrew Y., Dixon, D., ...

We report a multilayer solution-processed blue light-emitting diode based on colloidal core/shell CdS/ZnS nanocrystal quantum dots (QDs). At a low-operating voltage of 5.5 V, the device emits...

Two-mode Bose-Einstein condensate in a high-frequency driving field that directly couples the two modes (2007)

Zhang, Qi, Hanggi, Peter, Gong, Jiangbin

A two-mode Bose-Einstein condensate coupled by a high-frequency modulation field is found to display rich features. An effective stationary Hamiltonian approach reveals the emergence of additional...

In ICML 2001. Multiple-Instance Learning of Real-Valued Data (2007)

Robert A. Amar, Daniel R. Dooly, Sally A. Goldman, Qi Zhang

Most prior work on multiple-instance learning has been for concept learning, yet for drug activity prediction, the label is a realvalued anity measurement giving the binding strength. We present...

Using concentration index to study changes in socio-economic inequality of overweight among US adolescents between 1971 and 2002 (2007)

Zhang, Qi, Wang, Youfa

Background The prevalence of overweight among adolescents continues to increase in the United States. This study examines the changes in socio-economic status (SES) inequality of overweight among US...

Dualité des solutions résonnantes supercritiques en conjugaison de phase acoustique (2007)

ZHANG , Qi, Alain Merlen

L'étude des solutions analytiques du régime supercritique de la conjugaison de phase magnéto-acoustique est enrichie d'un nouveau type de solutions qui souligne le fait que les solutions...

New materials for micro-scale sensors and actuators: An engineering review. (2007)

Wilson, Stephen A., Jourdain, Renaud P. J., Zhang, Qi, Dorey, Robert A.

This paper provides a detailed overview of developments in transducer materials technology relating to their current and future applications in micro-scale devices. Recent advances in piezoelectric,...

Neointimal hyperplasia persists at six months after sirolimus-eluting stent implantation in diabetic porcine (2007)

Zhang, Qi, Lu, Lin, Pu, LiJin, Zhang, RuiYan, Shen, Jie, Zhu, ZhengBing, ...

Abstract Background Observational clinical studies have shown that patients with diabetes have less favorable results after percutaneous coronary intervention compared with the non-diabetic...

Resolving fast and slow motions in the internal loop containing stem-loop 1 of HIV-1 that are modulated by Mg2+ binding: role in the kissing-duplex structural transition (2007)

Sun, Xiaoyan, Zhang, Qi, Al-Hashimi, Hashim M.

Stem loop 1 (SL1) is a highly conserved hairpin in the 5′-leader of the human immunodeficiency virus type I that forms a metastable kissing dimer that is converted during viral maturation into a...

Asymmetry of domain forward switching and multilevel relaxation times of domain backswitching in antiferroelectric Pb0.99Nb0.02(Zr0.84Sn0.12Ti0.04)0.98O3 thin films. (2007)

Jiang, A. Q., Lin, Y. Y., Tang, T. A., Zhang, Qi

Pb0.99Nb0.02(Zr0.84Sn0.12Ti0.04)0.98O3 thin films demonstrate a double hysteresis loop characteristic of antiferroelectric behavior with film thickness at above 150 nm, but only one branch of the...

An investigation of the parameters effecting the agglomerate size of a PZT ceramic powder prepared with a sol-gel technique. (2007)

Linardos, S., Zhang, Qi, Alcock, Jeffrey R.

This paper describes the production of Pb1.0Zr0.9Ti0.1O3 ceramic powder, by using metal organic precursors as starting materials and a polyvinylpyrrolidone (PVP) as an agglomeration control agent. In...

Cooperative Power Saving Strategies for IP-Services Supported Over DVB-H Networks (2007)

Zhang, Qi, Fitzek, Frank, Katz, Marcos

IEEE Wireless Communications and Networking Conference (WCNC), March, 11-15, 2007, Honk Kong, China. Accepted for publication.

Cooperative power saving strategies for IP-services supported over DVB-H networks (2007)

Zhang, Qi, Fitzek, Frank, Katz, Marcos

IEEE Wireless Communications and Networking Conference (WCNC) 2007 - Networking. Hong Kong, China, 11 - 15 March 2007

Design and evaluation of IP header compression for cellular-controlled P2P networks (2007)

Madsen, Tatiana K., Zhang, Qi, Fitzek, Frank, Katz, Marcos

Proceedings of International Conference on Communications, ICC’07. Glasgow, UK, 24 - 28 June 2007

Semi-Parametric Test Based on Spline Smoothing for Genetic Association Studies Under Stratified Populations (2007)

Zhang, Qi

Several approaches are available to adjust for population stratification in genetic association studies. However, these methods either have low power and can not control for population stratification...

A Regression-Based Analytic Model for Dynamic Resource Provisioning of Multi-Tier Applications (2007)

Qi Zhang

Abstract — The multi-tier implementation has become the industry standard for developing scalable client-server enterprise applications. Since these applications are performance sensitive,...

R-Capriccio: A Capacity Planning and Anomaly Detection Tool for Enterprise Services with Live (2007)

Qi Zhang, Lucy Cherkasova, Guy Matthews, Wayne Greene, Evgenia Smirni, Qi Zhang, ...

three-tierapplications, workload analysis, production environment, regression, transaction cost, capacity planning, performance modeling As the complexity of IT systems increases, performance...

Expression of a RING-HC protein from rice improves resistance to Pseudomonas syringae pv. tomato DC3000 in transgenic Arabidopsis thaliana (2007)

Cheung, Ming-Yan, Zeng, Nai-Yan, Tong, Suk-Wah, Zhao, Kai-Jun, Zhang, Qi, ...

A cDNA clone (OsRHC1) was obtained, which encodes a novel RING zinc finger protein sharing similar structural features (multiple transmembrane domains at the N-half; a unique RING zinc finger...

Resolving fast and slow motions in the internal loop containing stem-loop 1 of HIV-1 that are modulated by Mg2+ binding: role in the kissing-duplex structural transition (2007)

Sun, Xiaoyan, Zhang, Qi, Al-Hashimi, Hashim M.

Stem loop 1 (SL1) is a highly conserved hairpin in the 5′-leader of the human immunodeficiency virus type I that forms a metastable kissing dimer that is converted during viral maturation into a...

Value of serum glycated albumin and high-sensitivity C-reactive protein levels in the prediction of presence of coronary artery disease in patients with type 2 diabetes (2006)

Pu, Li, Lu, Lin, Xu, Xue, Zhang, Rui, Zhang, Qi, Zhang, Jian, ...

Abstract Background Coronary artery disease (CAD) is a major vascular complication of diabetes mellitus and reveals high mortality. Up to 30% of diabetic patients with myocardial ischemia remain...

Giant electrocaloric effect in the thin film relaxor ferroelectric 0.9 PbMg1/3Nb2/3O3–0.1 PbTiO3 near room temperature. (2006)

Mischenkoa, A. S., Zhang, Qi, Whatmore, Roger W., Scott, J. F., Mathurb, N. D.

We have recently observed a giant electrocaloric effect (12 K in 25 V) in 350 nm sol-gel PbZr0.95Ti0.05O3 films near the ferroelectric Curie temperature of 242oC. Here we demonstrate a giant...

Compaction of lead zirconate titanate sol-gel coatings. (2006)

Khan, Mikael A., Kurchania, Rajnish, Corkovic, Silvana, Zhang, Qi, Milne, Steven J.

A novel method for the densification of sol-gel films is presented. After elimination of organic decomposition products by heat-treatment at 350 °C and 450 °C, the films are isopressed prior to...

Vector Potential and Berry phase-induced Force (2006)

Zhang, Qi, Wu, Biao

We present a general theoretical framework for the exact treatment of a hybrid system that is composed of a quantum subsystem and a classical subsystem. When the quantum subsystem is dynamically fast...

Stationary Solutions of SPDEs and Infinite Horizon BDSDEs (2006)

Zhang, Qi, Zhao, Huaizhong

In this paper we study the existence of stationary solutions for stochastic partial differential equations. We establish a new connection between $L_{\rho}^2({\mathbb{R}^{d}};{\mathbb{R}^{1}})...

Preparation of sub-micron PZT particles with the sol-gel technique. (2006)

Linardos, S., Zhang, Qi, Alcock, Jeffrey R.

This paper describes the production of Pb1.0Zr0.9Ti0.1 ceramic powder, by using metal organic precursors as starting materials. In this study polyvinylpyrrolidone, PVP, was used to create a PZT–PVP...

Evolution of heterogeneous wireless networks: Cooperative networks (2006)

Zhang, Qi, Fitzek, Frank, Katz, Marcos

3rd International Conference of the Center for Information and Communication Technologies (CICT). Mobile and wireless content, services and networks - Short-term and long-term development trends....

Evolution of heterogeneous wireless networks: Cooperative networks (2006)

Zhang, Qi, Fitzek, Frank, Katz, Marcos

3rd International CICT Conference (Center for Information and Communication Technologies), Nov. 30 - Dec.1. Copenhagen, Denmark.

Cellular Controlled Short-Range Communication for Cooperative P2P Networking (2006)

Fitzek, Frank, Katz, Marcos, Zhang, Qi

Wireless World Research Forum, 17th Meeting, November 15-17, Heidelberg, Germany

Piezoelectric PZT films for MEMS and their characterization by interferometry. (2006)

Huang, Zhaorong, Zhang, Qi, Corkovic, Silvana, Dorey, Robert A., Duval, Fabrice F. C., Leighton, G., ...

Piezoelectric films can be used in micro-electro-machanical system (MEMS) devices because the piezoelectric effect can provide high forces with relatively low energy losses. The energy output by a...

Flexsplit: A workload-aware, adaptive load balancing strategy for media clusters (2006)

Qi Zhang, Ludmila Cherkasova, Evgenia Smirni

Abstract A number of technology and workload trends motivate us to consider a new request distribution and load balancing strategy for streaming media cluster. First, in emerging media workloads, a...

Load unbalancing to improve performance under autocorrelated traffic (2006)

Qi Zhang, Ningfang Mi

Size-based policies have been shown to successfully balance load and improve performance in homogeneous cluster environments where a dispatcher assigns a job to a server strictly based on the job...

Load unbalancing to improve performance under autocorrelated traffic (2006)

Qi Zhang, Ningfang Mi, Alma Riska, Evgenia Smirni

Size-based policies have been shown to successfully balance load and improve performance in homogeneous cluster environments where a dispatcher assigns a job to a server strictly based on the job...

Evaluating the performability of systems with background jobs (2006)

Qi Zhang, Alma Riska, Ningfang Mi, Evgenia Smirni

As most computer systems are expected to remain operational 24 hours a day, 7 days a week, they must complete maintenance work while in operation. This work is in addition to the regular tasks of the...

Preparation and physicochemical characterization of biodegradable nerve guides containing the nerve growth agent sabeluzole (2005)

Verreck, G, Chun, IK, Li, YF, Kataria, R, Zhang, Qi; U0048161, Rosenblatt, J, ...

The objective of this study was to develop and characterize a biodegradable drug-loaded nerve guide for peripheral nerve regeneration. Sabeluzole, a nerve growth agent, was selected as model...

EFFICIENT BROADCASTING IN MOBILE AD HOC AND WIRELESS SENSOR NETWORKS (2005)

ZHANG, QI

In mobile ad hoc networks (MANETs)[1], a mobile station (MS) can communicate with nodes outside of its transmission range by employing intermediate nodes as relays. To find a path to a specific...

Efficient broadcasting in mobile ad hoc and wireless sensor networks [electronic resource] : / (2005)

Zhang, Qi., OhioLINK Electronic Theses And Dissertations Center.

In mobile ad hoc networks (MANETs)[1], a mobile station (MS) can communicate with nodes outside of its transmission range by employing intermediate nodes as relays. To find a path to a specific...

Workload-aware load balancing for clustered web servers (2005)

Qi Zhang, Alma Riska, Wei Sun, Evgenia Smirni, Gianfranco Ciardo, Senior Member

Abstract—We focus on load balancing policies for homogeneous clustered Web servers that tune their parameters on-the-fly to adapt to changes in the arrival rates and service times of incoming...

Workload-aware load balancing for clustered web servers (2005)

Qi Zhang, Alma Riska, Wei Sun, Evgenia Smirni, Gianfranco Ciardo

Abstract We focus on load balancing policies for clustered web servers that tune their parameters on-the-fly to adapt to changes in the arrival rates and service times of incoming requests. The...

Characterizing the BMAP/MAP/1 departure process via the ETAQA truncation (2005)

Qi Zhang, Armin Heindl, Evgenia Smirni

We propose a family of finite approximations for the departure process of a BMAP/MAP/1 queue. The departure process approximations are derived via an exact aggregate solution technique (called ETAQA)...

Characterizing the BMAP/MAP/1 departure process via the ETAQA truncation. Commun. Statist.-Stochastic Models (2005)

Qi Zhang, Armin Heindl, Evgenia Smirni

We propose a family of finite approximations for the departure process of a BMAP/MAP/1 queue. The departure process approximations are derived via an exact aggregate solution technique (called ETAQA)...

Workload-aware load balancing for clustered web servers (2005)

Qi Zhang, Alma Riska, Wei Sun, Evgenia Smirni, Gianfranco Ciardo

We focus on load balancing policies for homogeneous clustered web servers that tune their parameters on-the-fly to adapt to changes in the arrival rates and service times of incoming requests. The...

Workload-aware load balancing for clustered web servers (2005)

Qi Zhang, Alma Riska, Wei Sun, Evgenia Smirni, Gianfranco Ciardo

We focus on load balancing policies for clustered web servers that tune their parameters on-the-fly to adapt to changes in the arrival rates and service times of incoming requests. The proposed...

Workload propagation – overload in bursty servers (2005)

Qi Zhang, Alma Riska, Erik Riedel

Internet servers are developing into complex but central components in the information infrastructure and are accessed by an ever-increasing and diversified user population. As such, they are...

Workload-aware load balancing for clustered web servers (2005)

Qi Zhang, Alma Riska, Wei Sun, Evgenia Smirni, Gianfranco Ciardo, Senior Member

Abstract—We focus on load balancing policies for homogeneous clustered Web servers that tune their parameters on-the-fly to adapt to changes in the arrival rates and service times of incoming...

On projective varieties with nef anticanonical divisors (2004)

Zhang, Qi

We prove a structure theorem for projective varieties with nef anticanonical divisors.

Rational connectedness of log $Q$-Fano varieties (2004)

Zhang, Qi

In this paper, we give an affirmative answer to a conjecture in the Minimal Model Program. We prove that log $Q$-Fano varieties of dim $n$ are rationally connected. We also study the behavior of the...

Low fatigue lead zirconate titanate-based capacitors modified by manganese for nonvolatile memories (2004)

Zhang, Qi, Whatmore, Roger W.

We have investigated the effects of Mn doping on the ferroelectric properties of Pb(Zr0.3Ti0.7)O3 (PZT) thin films on substrates Pt/Ti/SiO2/Si. Small amount of Mn-doped (≤1 mol%) PZT (PMZT) showed...

Exocytosis mediates calcium ion-dependent glutamate release from astrocytes (2004)

Zhang, Qi

Astrocytes, a subtype of glial cells in the central nervous system, have for years been treated as mere support cells. Recent studies have revealed their regulatory role in synaptic transmission and...

Sol-Gel Derived Lead Zirconate Titanate Thick Films and their improved pyroelectric properties. (2004)

Zhang, Qi, Shaw, Christopher P., Huang, Zhaorong, Whatmore, Roger W.

The single-layer thickness of Pb(Zr0.3Ti0.7)O3(PZT 30/70) thin films made by the sol-gel process is often restricted by the appearance of cracks when a single layer is thicker than 100 nm. Making a...

Gap (2004)

Zhang, Qi, Blanch, Michael, Pandey, Prashant

Entry 91 in the University of South Australia Annual Art Purchase Prize. Photographed by Michael Blanch. Artist statement: "Language is the most important cultural aspect of each nation. My Mandarin...

Putting the balanced scorecard to work in a Singapore semiconductor company / (2004)

Chen, Mei., Zhang, Qi.

Thesis (M.B.A.)--Nanyang Technological University, Nanyang Business School, 2004.

Gap (2004)

Zhang, Qi

Entry 91 in the University of South Australia Annual Art Purchase Prize. Photographed by Michael Blanch. Artist statement: "Language is the most important cultural aspect of each nation. My Mandarin...

ETAQA Truncation Models for the MAP/MAP/1 Departure Process (2004)

Armin Heindl, Qi Zhang, Evgenia Smirni

We propose a family of finite approximations for the departure process of a MAP/MAP/1 queue. The departure process approximations are derived via an exact aggregate solution technique (called ETAQA)...

Bottlenecks and their performance implications in e-commerce systems (2004)

Qi Zhang, Alma Riska, Erik Riedel, Evgenia Smirni

Abstract. We present a detailed workload characterization of a multi-tiered system that hosts an e-commerce site. Using the TPC-W workload and via experimental measurements, we illustrate how...

Gap (2004)

Zhang, Qi

Entry 91 in the University of South Australia Annual Art Purchase Prize. Photographed by Michael Blanch. Artist statement: "Language is the most important cultural aspect of each nation. My Mandarin...

The comparative study on the solution structures of the oxidized bovine microsomal cytochrome b5 and mutant V45H (2004)

Zhang, Qi, Cao, Chunyang, Wang, Zhi-Qiang, Wang, Yun-Hua, Wu, Houming, Huang, Zhong-Xian

A comparative study on the solution structures of bovine microsomal cytochrome b5 (Tb5) and the mutant V45H has been achieved by 1D and 2D 1H-NMR spectroscopy to clarify the differences in the...

Bottlenecks and their performance implications in e-commerce systems (2004)

Qi Zhang, Alma Riska, Erik Riedel, Evgenia Smirni

Abstract. We present a detailed workload characterization of a multi-tiered system that hosts an e-commerce site. Using the TPC-W workload and via experimental measurements, we illustrate how...

Gap (2004)

Zhang, Qi

Entry 91 in the University of South Australia Annual Art Purchase Prize. Photographed by Michael Blanch. Artist statement: "Language is the most important cultural aspect of each nation. My Mandarin...

Holomorphic forms on threefolds (2003)

Luo, Tie, Zhang, Qi

Two conjectures relating the Kodaira dimension of a smooth projective variety and existence of number of nowhere vanishing 1-forms on the variety are proposed and verified in dimension 3.

Fabrication of PZT actuated cantilevers on silicon-on-insulator wafers for a RF microswitch. (2003)

Jiang, Hong Wen, Kirby, Paul B., Zhang, Qi

A processing scheme for fabricating Pb(ZrxTi1-x)O3 thin film actuated silicon cantilevers using silicon-on-insulator wafers is described. Such piezoelectrically actuated cantilevers are being...

Thick PZT Micro-Features Obtained by Direct Patterning of Photosensitive Precursor Solution. (2003)

Marson, S., Dorey, Robert A., Zhang, Qi, Whatmore, Roger W.

Thick lead zirconate titanate (PZT) microscale features were created by a single deposition step using a photosensitive film. The film was obtained by spin coating a solution of an amorphous PZT...

Neural network control for an intelligent air handler in an air-conditioning system / (2003)

Zhang, Qi.

Thesis (M. Eng.)--Nanyang Technological University, School of Mechanical and Production Engineering, 2003.

Indra: a peer-to-peer approach to network intrusion detection and prevention (2003)

Janakiraman, Ramaprabhu, Waldvogel, Marcel, Zhang, Qi

While the spread of the Internet has made the network ubiquitous, it has also rendered networked systems vulnerable to malicious attacks orchestrated from anywhere. These attacks or intrusions...

Profit-driven Service Differentiation in Transient (2003)

Environments Qi Zhang, Qi Zhang, Evgenia Smirni, Gianfranco Ciardo

We focus on service differentiation policies for Web servers that serve clients with different QoS requirements (i.e., different classes of service) in a constantly changing environment (i.e., an...

Comparative Studies of PST Thin Films as Prepared by Sol-Gel, LDCVD and Sputtering Techniques (2002)

Huang, Zhaorong, Donohue, P. P., Zhang, Qi, Williams, D., Anthony, C. J., Todd, M. A., ...

Lead scandium tantalate (PST) thin films for pyroelectric applications have been deposited by using liquid delivery chemical vaporise deposition (LDCVD), sputtering and sol-gel techniques. These...

Chemistry of organic nitrogen in atmospheric waters and fine particles / (2002)

Zhang, Qi.

Degree granted in Agricultural and Environmental Chemistry.

Content-based image retrieval using multiple-instance learning (2002)

Qi Zhang, Sally A. Goldman, Wei Yu, Jason E. Fritts

We explore the application of machine learning techniques to the problem of contentbased image retrieval (CBIR). Unlike most existing CBIR systems in which only global information is used or in which...

D Volumetric Object Perception In Binocular Vision (2002)

Qi Zhang Masanori, Qi Zhang, Masanori Idesawa, Ken Mogi

D object perception is one of the important issues in the study of human visual functions. It is a seemingly effortless process that requires no conscious thought for the human beings, but a...

Different RPGR exon ORF15 mutations in Canids provide insights into photoreceptor cell degeneration (2002)

Zhang, Qi, Acland, Gregory M., Wu, Wen X., Johnson, Jennifer L., Pearce-Kelling, Sue, Tulloch, Brian, ...

The canine disease, X-linked progressive retinal atrophy (XLPRA), is similar to human RP3, an X-linked form of retinitis pigmentosa, and maps to the same region in the X chromosome. Analysis of the...

On the geometry of the Hilbert schemes of points in the projective plane (2001)

Li, Wei-ping, Qin, Zhenbo, Zhang, Qi

We classify minimal-degree curves in the Hilbert schemes of points on algebraic surfaces. When the algebraic surface is the projective plane, the nef cone and a flip structure of these Hilbert...

EM-DD: An improved multiple-instance learning technique (2001)

Qi Zhang, Sally A. Goldman

We present a new multiple-instance (MI) learning technique (EMDD) that combines EM with the diverse density (DD) algorithm. EM-DD is a general-purpose MI algorithm that can be applied with boolean or...

Indra: A Distributed Approach to Network Intrusion Detection and Prevention (2001)

Qi Zhang, Ramaprabhu Janakiraman

Abstract—While advances in computer and communications technology have made the network ubiquitous, they have also rendered networked systems vulnerable to malicious attacks orchestrated from a...

EM-DD: An improved multiple-instance learning technique (2001)

Qi Zhang, Sally A. Goldman

We present a new multiple-instance learning technique that combines EM with the diverse density algorithm. On the drug activity musk data set benchmarks our EM-DD algorithm signicantly outperforms...

Multiple-instance learning of real-valued data (2001)

Daniel R. Dooly, Qi Zhang, Sally A. Goldman, Robert A. Amar, E. Brodley, Andrea Danyluk

The multiple-instance learning model has received much attention recently with a primary application area being that of drug activity prediction. Most prior work on multiple-instance learning has...

SEM User’s Guide (2001)

Q. Zhang, Qi Zhang

This report describes a novel knowledge visualization tool: Knowledge Visualizer or KV. KV is specifically designed to visualize various aspects of concept learning. These visualized aspects include:...

Multiple-instance learning of real-valued data (2001)

Daniel R. Dooly, Qi Zhang, Sally A. Goldman, Robert A. Amar, E. Brodley, Andrea Danyluk

The multiple-instance learning model has received much attention recently with a primary application area being that of drug activity prediction. Most prior work on multiple-instance learning has...

Initial Experiments with the LEM1 Learnable Evolution Model: An Application to Function Optimization and Evolvable Hardware (1999)

Ryszard S. Michalski, Ryszard S. Michalski, Qi Zhang, Qi Zhang

This report presents results of a series of experiments on applying LEM1, a preliminary implementation of Learnable Evolution Model, to a sample of problems in function optimization and evolvable...

Learning patterns in images (1998)

Ryszard Michalski, Azriel Rosenfeld, Zoran Duric, Marcus Maloof, Qi Zhang

This chapter concerns problems of learning patterns in images and image sequences, and using them for interpreting new images. The chapter concentrates on three problem areas: (i) semantic...

Molecular cloning, characterization and functional studies of P113: A transcription factor that regulates the expression of acetyl-CoA carboxylase (1997)

Zhang, Qi

The transcription of acetyl-CoA carboxylase (ACC) gene is driven by two promoters, designated as PI and PII. The activity of PII is repressed by tumor necrosis factor-$\alpha$ (TNF-$\alpha)$ in a...

Cloning the chlamydomonas dynein assembly gene PF13 by DNA insertional mutagenesis /--Qi Zhang (1997)

Zhang, Qi

M.S. thesis -- State University of New York, Health Science Center at Syracuse, 1997.

Tunneling in thin gate oxide MOS structures / (1984)

Zhang, Qi.

Thesis (Ph. D. in Engineering)--University of California, Berkeley, Dec. 1984.

Investigation of the photosensitive MOSFET : research project / (1977)

Zhang, Qi.

Thesis (M.S. in Electrical Engineering)--University of California, Berkeley, Nov. 1977.

Crane on a Pine Branch (1644)

Zhang, Qi; China

hanging scroll, ink and light color on silk; Inscription and signature of artist in upper right: a poem about pine tree and crane (both of which are symbols of longevity); signed "Jen-chou Chang...

Using concentration index to study changes in socio-economic inequality of overweight among US adolescents between 1971 and 2002 (0000)

Zhang, Qi

Background The prevalence of overweight among adolescents continues to increase in the United States. This study examines the changes in socio-economic status (SES) inequality of overweight among US...

EFFICIENT BROADCASTING IN MOBILE AD HOC AND WIRELESS SENSOR NETWORKS

ZHANG, QI

In mobile ad hoc networks (MANETs)[1], a mobile station (MS) can communicate with nodes outside of its transmission range by employing intermediate nodes as relays. To find a path to a specific...

Synaptotagmin IV regulates glial glutamate release

Zhang, Qi, Fukuda, Mitsunori, Van Bockstaele, Elisabeth, Pascual, Olivier, Haydon, Philip G.

Calcium-binding synaptotagmins (Syts) are membrane proteins that are conserved from nematode to human. Fifteen Syts (Syts I–XV) have been identified in mammalian species. Syt I has been well...

Attenuation of okadaic acid–induced hyperphosphorylation of cytoskeletal proteins by heat preconditioning and its possible underlying mechanisms

Xu, Ya Fei, Jie Zhang, Yong, Hong Zhang, Ai, Zhang, Qi, Wu, Tangchun, Wang, Jian-Zhi

An imbalanced phosphorylation system is recognized to be one of the main reasons for Alzheimer-like hyperphosphorylation of cytoskeletal proteins. However, little is known about the strategies...

Synaptotagmin IV regulates glial glutamate release

Zhang, Qi, Fukuda, Mitsunori, Van Bockstaele, Elisabeth, Pascual, Olivier, Haydon, Philip G.

Calcium-binding synaptotagmins (Syts) are membrane proteins that are conserved from nematode to human. Fifteen Syts (Syts I–XV) have been identified in mammalian species. Syt I has been well...

Attenuation of okadaic acid–induced hyperphosphorylation of cytoskeletal proteins by heat preconditioning and its possible underlying mechanisms

Xu, Ya Fei, Jie Zhang, Yong, Hong Zhang, Ai, Zhang, Qi, Wu, Tangchun, Wang, Jian-Zhi

An imbalanced phosphorylation system is recognized to be one of the main reasons for Alzheimer-like hyperphosphorylation of cytoskeletal proteins. However, little is known about the strategies...

Resolving fast and slow motions in the internal loop containing stem-loop 1 of HIV-1 that are modulated by Mg2+ binding: role in the kissing–duplex structural transition

Sun, Xiaoyan, Zhang, Qi, Al-Hashimi, Hashim M.

Stem loop 1 (SL1) is a highly conserved hairpin in the 5′-leader of the human immunodeficiency virus type I that forms a metastable kissing dimer that is converted during viral maturation into a...

Reducing Inequality And Poverty During Liberalisation In China: Rural And Agricultural Experiences And Policy Options

Michael Lipton, Qi Zhang

While liberalisation is designed to help growth and alleviate poverty by removing impediments that stop people and regions from specialising and trading, the process known as Core liberalisation (CL)...

Review NMR studies of RNA dynamics and structural plasticity using NMR residual dipolar couplings

Getz, Melissa, Sun, Xiaoyan, Casiano-Negroni, Anette, Zhang, Qi, Al-Hashimi, Hashim M.

An increasing number of RNAs are being discovered that perform their functions by undergoing large changes in conformation in response to a variety of cellular signals, including recognition of...

Organization of β-adrenoceptor signaling compartments by sympathetic innervation of cardiac myocytes

Shcherbakova, Olga G., Hurt, Carl M., Xiang, Yang, Dell'Acqua, Mark L., Zhang, Qi, Tsien, Richard W., ...

The sympathetic nervous system regulates cardiac function through the activation of adrenergic receptors (ARs). β1 and β2ARs are the primary sympathetic receptors in the heart and play different...

JAK2V617F: prevalence in a large Chinese hospital population

Xu, Xuesong, Zhang, Qi, Luo, Jian, Xing, Shu, Li, Qingshan, Krantz, Sanford B., ...

Recently, the JAK2V617F mutation was found in patients with myeloproliferative disorders (MPDs), including most with polycythemia vera (PV). The mutant JAK2 has increased kinase activity, and it was...

Using concentration index to study changes in socio-economic inequality of overweight among US adolescents between 1971 and 2002

Zhang, Qi

Background The prevalence of overweight among adolescents continues to increase in the United States. This study examines the changes in socio-economic status (SES) inequality of overweight among US...

Dlx2 homeobox gene transcriptional regulation of Trkb neurotrophin receptor expression during mouse retinal development

De Melo, Jimmy, Zhou, Qing-Ping, Zhang, Qi, Zhang, Shunzhen, Fonseca, Mario, Wigle, Jeffrey T., ...

Dlx homeobox genes are first expressed in embryonic retina at E11.5. The Dlx1/Dlx2 null retina has a reduced ganglion cell layer (GCL), with loss of late-born differentiated retinal ganglion cells...

Semi-Parametric Test Based on Spline Smoothing for Genetic Association Studies Under Stratified Populations

Zhang, Qi

Several approaches are available to adjust for population stratification in genetic association studies. However, these methods either have low power and can not control for population stratification...

Freezing tolerance in zoysiagrass

Zhang, Qi

'Meyer' zoysiagrass (Zoysia japonica Steud.) has been the predominant cultivar used in the transition zone since its release in 1952, primarily because of its excellent freezing tolerance. Six...

The comparative study on the solution structures of the oxidized bovine microsomal cytochrome b5 and mutant V45H

Zhang, Qi, Cao, Chunyang, Wang, Zhi-Qiang, Wang, Yun-Hua, Wu, Houming, Huang, Zhong-Xian

A comparative study on the solution structures of bovine microsomal cytochrome b5 (Tb5) and the mutant V45H has been achieved by 1D and 2D 1H-NMR spectroscopy to clarify the differences in the...

The Underlying Return Generating Factors for REIT Returns: An Application of Independent Component Analysis

Colin Lizieri, Stephen Satchell, Qi Zhang

Multi-factor approaches to analysis of real estate returns have, since the pioneering work of Chan, Hendershott and Sanders (1990), emphasised a macro-variables approach in preference to the latent...

The Underlying Return-Generating Factors for REIT Returns: An Application of Independent Component Analysis

Colin Lizieri, Stephen Satchell, Qi Zhang

Multifactor approaches to real estate returns have emphasized a macro-variables approach in preference to the latent factor approach originally used in arbitrage pricing theory. Use of high-frequency...

The Underlying Return Generating Factors for REIT Returns: An Application of Independent Component Analysis

Colin Lizieri, Stephen Satchell, Qi Zhang

Multi-factor approaches to analysis of real estate returns have, since the pioneering work of Chan, Hendershott and Sanders (1990), emphasised a macro-variables approach in preference to the latent...

Quantum dots provide an optical signal specific to full collapse fusion of synaptic vesicles

Zhang, Qi, Cao, Yu-Qing, Tsien, Richard W.

Synaptic vesicles are responsible for releasing neurotransmitters and are thus essential to brain function. The classical mode of vesicle recycling includes full collapse of the vesicle into the...

Early Infant Human Immunodeficiency Virus Type 1 Detection Suitable for Resource-Limited Settings with Multiple Circulating Subtypes by Use of Nested Three-Monoplex DNA PCR and Dried Blood Spots▿

Zhang, Qi, Wang, Linhong, Jiang, Yan, Fang, Liwen, Pan, Pinliang, Gong, Shuangyan, ...

The early detection of human immunodeficiency virus type 1 (HIV-1) infection in infants is complicated by the persistence of maternal antibodies and by diverse HIV-1 subtypes. We developed a nested,...

Development of Financial Intermediation and the Dynamics of Rural-Urban Inequality: China, 1978-98

Chen, Yiu Por, Liu, Mingxing, Zhang, Qi

housing, transportation, planning, coordination, reform, equity, justice, inequality, central banks, China

Blunt injury to the inferior gluteal artery: case report of a rare "near miss" event

Zhang, Qi, Liu, Huaijun, Smith, Wade R, Pan, Jinshe, Chen, Wei, Zhang, Yingze

Traumatic injuries of the inferior gluteal artery are rare, the majority of which are aneurysms due to sharp or blunt trauma. We report the rare case of a "near miss" event of a patient with an acute...

THE PROBLEM OF TAXING FARMERS IN CHINA

Tao, Ran, Lin, Justin Yifu, Liu, Mingxing, Zhang, Qi

Replaced with revised version of paper 08/25/03.

EFFECT OF Ce-DOPING ON STRUCTURAL AND ELECTRICAL PROPERTIES OF DIELECTRIC Bi2Ti2O7 THIN FILMS

XIANGYANG JING, BAIBIAO HUANG, SHUSHAN YAO, QI ZHANG, ZEYAN WANG, PENG WANG, ...

Ce-doped Bi2Ti2O7 thin films have been successfully prepared on P-type Si substrates by a chemical solution deposition method. The structural properties of the films were studied by X-ray...

Cloning and Characterization of the Tetrocarcin A Gene Cluster from Micromonospora chalcea NRRL 11289 Reveals a Highly Conserved Strategy for Tetronate Biosynthesis in Spirotetronate Antibiotics▿ †

Fang, Jie, Zhang, Yiping, Huang, Lijuan, Jia, Xinying, Zhang, Qi, Zhang, Xu, ...

Tetrocarcin A (TCA), produced by Micromonospora chalcea NRRL 11289, is a spirotetronate antibiotic with potent antitumor activity and versatile modes of action. In this study, the biosynthetic gene...

Telomerase-specific oncolytic virotherapy for human hepatocellular carcinoma

Li, Yue-Min, Song, San-Tai, Jiang, Ze-Fei, Zhang, Qi, Su, Chang-Qing, Liao, Guo-Qing, ...

AIM: To evaluate the therapeutic efficiency of replicative adenovirus CNHK300 targeted in telomerase-positive hepatocellular carcinoma.

Forecasting using high-frequency data: a comparison of asymmetric financial duration models

Qi Zhang, Charlie X Cai, Kevin Keasey

The first purpose of this paper is to assess the short-run forecasting capabilities of two competing financial duration models. The forecast performance of the Autoregressive Conditional...

Freezing tolerance in zoysiagrass

Zhang, Qi

'Meyer' zoysiagrass (Zoysia japonica Steud.) has been the predominant cultivar used in the transition zone since its release in 1952, primarily because of its excellent freezing tolerance. Six...

Integrating experimentation and instrumentation in upper-division physics

Zhang, Qi

Over the past 20 years there have been limited efforts to improve students’ interest and knowledge of electronics and to offer students experiences to integrate and apply their knowledge of...

Novel Mechanism for Suppression of Hyperpolarization-activated Cyclic Nucleotide-gated Pacemaker Channels by Receptor-like Tyrosine Phosphatase-α*

Huang, Jianying, Huang, Aijie, Zhang, Qi, Lin, Yen-Chang, Yu, Han-Gang

We have previously reported an important role of increased tyrosine phosphorylation activity by Src in the modulation of hyperpolarization-activated cyclic nucleotide-gated (HCN) channels. Here we...

Freezing tolerance in zoysiagrass

Zhang, Qi

'Meyer' zoysiagrass (Zoysia japonica Steud.) has been the predominant cultivar used in the transition zone since its release in 1952, primarily because of its excellent freezing tolerance. Six...

Integrating experimentation and instrumentation in upper-division physics

Zhang, Qi

Over the past 20 years there have been limited efforts to improve students’ interest and knowledge of electronics and to offer students experiences to integrate and apply their knowledge of...