Yang Zhang

Relic Gravitational Waves with A Running Spectral Index and Its Constraints at High Frequencies (2009)

Tong, Ming-Lei, Zhang, Yang

We study the impact of a running index $\alpha_t$ on the spectrum of relic gravitational waves (RGWs) over the whole range of frequency $(10^{-18}\sim 10^{10})$ Hz and reveal its implications in RGWs...

Revisiting the Plasmodium falciparumRIFIN family: from comparative genomics to 3D-model prediction (2009)

Bultrini, Emanuele, Brick, Kevin, Mukherjee, Srayanta, Zhang, Yang, Silvestrini, Francesco, Alano, Pietro, ...

Abstract Background Subtelomeric RIFIN genes constitute the most abundant multigene family in Plasmodium falciparum . RIFIN products are targets for the human immune response and contribute to the...

Corey: An Operating System for Many Cores (2009)

Ong Mao, Frans Kaashoek, Robert Morris, Aleksey Pesterev, Lex Stein, Ming Wu, ...

Multiprocessor application performance can be limited by the operating system when the application uses the operating system frequently and the operating system services use data structures shared...

Experimental approach for an in vitro toxicity assay with non-aggregated quantum dots (2009)

Koeneman, Brian A., Zhang, Yang, Hristovski, Kiril, Westerhoff, Paul, Chen, Yongsheng, Crittenden, John C., ...

Engineered nanoparticles are increasingly used in consumer products. While the potential of these products hold great promise, it is not known what potential toxic effects these nanomaterials may...

Extending Drive-Thru Data Access by Vehicle-to-Vehicle Relay (2009)

Jing Zhao, Todd Arnold, Yang Zhang, Guohong Cao

Recently, some researchers have performed extensive experiments to study the feasibility and performance of vehicle drive-thru access to roadside access points (APs). The experiments demonstrate that...

On scheduling vehicle-roadside data access (2009)

Yang Zhang, Jing Zhao, Guohong Cao

As vehicular networks become popular, more and more people want to access data from their vehicles. When many vehicles want to access data through a roadside unit, data scheduling becomes an...

Field Experiment on a Robust Hierarchical Metropolitan Quantum Cryptography Network (2009)

Xu, Fangxing, Chen, Wei, Wang, Shuang, Yin, Zhenqiang, Zhang, Yang, Liu, Yun, ...

A hierarchical metropolitan quantum cryptography network upon the inner-city commercial telecom fiber cables is reported in this paper. The seven-user network contains a four-node backbone net with...

Cosmic age, Statefinder and $Om$ diagnostics in the decaying vacuum cosmology (2009)

Tong, Ming-Lei, Zhang, Yang

As an extension of $\Lambda$CDM, the decaying vacuum model (DV) describes the dark energy as a varying vacuum whose energy density decays linearly with the Hubble parameter in the late-times,...

New method to constrain the relativistic free-streaming gas in the Universe (2009)

Zhao, Wen, Zhang, Yang, Xia, Tianyang

We discuss a method to constrain the fraction density $f$ of the relativistic gas in the radiation dominant stage, by their impacts on a relic gravitational waves and the cosmic microwave background...

THE APPLICATION OF THE KEY-VALUE-REFERENCE MODEL IN DYNAMIC IRREGULAR PARALLEL COMPUTATION (2009)

Zhang, Yang

This dissertation studies the effects of the "key-value-ref" model in the computational field simulation software development process. The motivation of this study is rooted in addressing the high...

THE APPLICATION OF THE KEY-VALUE-REFERENCE MODEL IN DYNAMIC IRREGULAR PARALLEL COMPUTATION (2009)

Zhang, Yang

This dissertation studies the effects of the "key-value-ref" model in the computational field simulation software development process. The motivation of this study is rooted in addressing the high...

Adaptive and Online One-Class Support Vector Machine-based Outlier Detection Techniques for Wireless Sensor Networks (2009)

Zhang, Yang, Meratnia, N., Havinga, P.J.M.

Outlier detection in wireless sensor networks is essential to ensure data quality, secure monitoring and reliable detection of interesting and critical events. A key challenge for outlier detection...

MM-align: a quick algorithm for aligning multiple-chain protein complex structures using iterative dynamic programming (2009)

Mukherjee, Srayanta, Zhang, Yang

Structural comparison of multiple-chain protein complexes is essential in many studies of protein–protein interactions. We develop a new algorithm, MM-align, for sequence-independent alignment of...

An empirical study on the relationship between identity-checking steps and perceived trustworthiness in online banking system use : submitted in partial fulfilment of the requirements for the Degree of Master of Information Sciences in Information Technology (2009)

Zhang, Yang

Online banking systems have become more common and widely used in daily life, bringing huge changes in modern banking transaction activities and giving us a greater opportunity to access the banking...

POLYPROPYLENE COMPOSITES REINFORCED WITH RICE STRAW MICRO/NANO FIBRILS ISOLATED BY HIGH INTENSITY ULTRASONICATION (2009)

Yan Wu, Ding-Guo Zhou, Si-Qun Wang, Yang Zhang

Rice straw (Oryza sativa L.) pulp was treated by high intensity ultrasonication to make fibrils. The rice straw fibril (RSF) material was used as reinforcement in an RSF/polypropylene (PP) composite....

Hyperellipsoidal SVM-Based Outlier Detection Technique for Geosensor Networks (2009)

Zhang, Yang, Meratnia, N., Havinga, P.J.M.

Recently, wireless sensor networks providing fine-grained spatio-temporal observations have become one of the major monitoring platforms for geo-applications. Along side data acquisition, outlier...

An empirical study on the relationship between identity-checking steps and perceived trustworthiness in online banking system use : submitted in partial fulfilment of the requirements for the Degree of Master of Information Sciences in Information Technology (2009)

Zhang, Yang

Online banking systems have become more common and widely used in daily life, bringing huge changes in modern banking transaction activities and giving us a greater opportunity to access the banking...

Why General Outlier Detection Techniques Do Not Suffice For Wireless Sensor Networks? (2009)

Zhang, Yang, Meratnia, Nirvana, Havinga, Paul

Raw data collected in wireless sensor networks are often unreliable and inaccurate due to noise, faulty sensors and harsh environmental effects. Sensor data that significantly deviate from normal...

Multiobjective Genetic Programming Feature Extraction with Optimized Dimensionality (2008)

Yang Zhang, Peter I Rockett

Abstract. We present a multi-dimensional mapping strategy using multiobjective genetic programming (MOGP) to search for the (near-)optimal feature extraction pre-processing stages for pattern...

Orientation Estimation for Multiple Large Fractures by Scattering Energy (2008)

Yang Zhang, Shihong Chi, Mark E. Willis, M. Nafi Toksöz, Dan Burns

We have done the numerical modeling of seismic response to multiple sets of vertical large fractures by using finite-difference method (FD), which can easily handle media with monoclinic anisotropy....

with (2008)

Sam Madden, Yang Zhang, Bret Hull, Vladimir Bychkovsky, Hari Balakrishnan

Over the past few years, the "first generation " of wireless sensor computing systems have taken root [13, 14], and the idea of thinking of a sensor network as a streaming data...

Edge Detector Evolution using Multidimensional Multiobjective Genetic Programming (2008)

Y Zhang, P I Rockett, Yang Zhang, Peter I. Rockett

In this paper we report the evolution of a feature extraction stage for edge detection using multidimensional multiobjective genetic programming. We have employed training and validation data...

Discriminative Reranking for Spelling Correction * (2008)

Yang Zhang, Pilian He, Wei Xiang, Mu Li

Abstract. This paper proposes a novel approach to spelling correction. It reranks the output of an existing spelling corrector, Aspell. A discriminative model (Ranking SVM) is employed to improve...

ICEDB: Intermittently-Connected Continuous Query Processing (2008)

Yang Zhang, Bret Hull, Hari Balakrishnan, Samuel Madden

Current distributed database and stream processing systems assume that the network connecting nodes in the data processor is “always on, ” and that the absence of a network connection is a fault...

Combined Support Vector Novelty Detection for Multi-channel Combustion Data (2008)

Lei A. Clifton, Hujun Yin, David A. Clifton, Yang Zhang

Abstract — Multi-channel combustion data, consisting of gas pressure and two combustion chamber luminosity measurements, are investigated in the prediction of combustion instability. Wavelet...

Online Calibration of MOSFET On-State Resistance for Precise Current Sensing (2008)

Yang Zhang, Student Member, Regan Zane, Ar Prodic, Robert Erickson, Dragan Maksimovic

Abstract—An approach for online current sensing calibration is presented where an auxiliary switch and a precision sense resistor are connected in parallel with a main power switch to achieve...

On-line Calibration of Lossless Current Sensing (2008)

Yang Zhang, Regan Zane, Dragan Maksimovic

Abstract—In this paper, we describe a lossless current sensing method with on-line calibration where an auxiliary switch and a precision sense resistor are connected in parallel with a main power...

Processing (2008)

Yang Zhang, Samuel R. Madden, Yang Zhang

Several emerging wireless sensor network applications must cope with a combination of node mobility (e.g., sensors on moving cars) and high data rates (media-rich sensors capturing videos, images,...

Outlier Detection Techniques For Wireless Sensor Networks: A Survey (2008)

Zhang, Yang, Meratnia, N., Havinga, P.J.M.

In the field of wireless sensor networks, measurements that significantly deviate from the normal pattern of sensed data are considered as outliers. The potential sources of outliers include noise...

An Online Outlier Detection Technique for Wireless Sensor Networks (2008)

Zhang, Yang, Meratnia, N., Havinga, P.J.M.

We propose an online and local outlier detection technique with low resource consumption based on an unsupervised centered quarter-sphere support vector machine for wireless sensor networks. Using...

An Online Outlier Detection Technique for Wireless Sensor Networks using Unsupervised Quarter-Sphere Support Vector Machine (2008)

Zhang, Yang, Meratnia, N., Havinga, P.J.M.

The main challenge faced by outlier detection techniques designed for wireless sensor networks is achieving high detection rate and low false alarm rate while maintaining the resource consumption in...

Webtables: Exploring the power of tables on the web (2008)

Michael J. Cafarella, Alon Halevy, Daisy Zhe Wang, Eugene Wu, Yang Zhang

The World-Wide Web consists of a huge number of unstructured documents, but it also contains structured data in the form of HTML tables. We extracted 14.1 billion HTML tables from Google’s...

A comprehensive assessment of sequence-based and template-based methods for protein contact prediction (2008)

Wu, Sitao, Zhang, Yang

Motivation: Pair-wise residue-residue contacts in proteins can be predicted from both threading templates and sequence-based machine learning. However, most structure modeling approaches only use the...

LOMETS: A local meta-threading-server for protein structure prediction (2007)

Wu, Sitao, Zhang, Yang

We developed LOMETS, a local threading meta-server, for quick and automated predictions of protein tertiary structures and spatial constraints. Nine state-of-the-art threading programs are installed...

Energy-Efficient Data Acquisition Using a Distributed and Self-organizing Scheduling Algorithm for Wireless Sensor Networks (2007)

Chatterjea, Supriyo, Nieberg, Tim, Zhang, Yang, Havinga, Paul

Wireless sensor networks are often densely deployed for environmental monitoring applications. Collecting raw data from these networks can lead to excessive energy consumption. Thus using the spatial...

Article type Software (2007)

Bmc Bioinformatics, Yang Zhang

This Provisional PDF corresponds to the article as it appeared upon acceptance. Fully formatted PDF and full text (HTML) versions will be made available soon. I-TASSER server for protein 3D structure...

A taxonomy framework for unsupervised outlier detection techniques for multi-type data sets (2007)

Zhang, Yang, Meratnia, N., Havinga, P.J.M.

The term "outlier" can generally be defined as an observation that is significantly different from the other values in a data set. The outliers may be instances of error or indicate events. The task...

Data Pouring and Buffering on The Road: A New Data Dissemination Paradigm for Vehicular Ad Hoc Networks (2007)

Jing Zhao, Student Member, Yang Zhang, Student Member, Guohong Cao, Senior Member

Abstract—Vehicular ad hoc networks (VANETs) have recently received considerable attention. To support VANET-based applications, it is important to disseminate data from an information source (data...

Monte Carlo refinement of rigid-body protein docking structures with backbone displacement and side-chain optimization (2007)

Lorenzen, Stephan, Zhang, Yang

Structures of hitherto unknown protein complexes can be predicted by docking the solved protein monomers. Here, we present a method to refine initial docking estimates of protein complex structures...

Structure Modeling of All Identified G Protein–Coupled Receptors in the Human Genome (2006)

Zhang, Yang, DeVries, Mark E., Skolnick, Jeffrey

©2006 Zhang et al. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any...

Exploring distributional similarity based models for query spelling correction (2006)

Mu Li, Yang Zhang

A query speller is crucial to search engine in improving web search relevance. This paper describes novel methods for use of distributional similarity estimated from query logs in learning improved...

Cartel: a distributed mobile sensor computing system (2006)

Bret Hull, Vladimir Bychkovsky, Yang Zhang, Kevin Chen, Michel Goraczko, Allen Miu, ...

CarTel is a mobile sensor computing system designed to collect, process, deliver, and visualize data from sensors located on mobile units such as automobiles. A CarTel node is a mobile embedded...

Unsupervised Feature Extraction for Time Series Clustering Using Orthogonal Wavelet Transform. Informatica 30:305–319 (2006)

Hui Zhang, Tu Bao Ho, Yang Zhang, Mao-song Lin

Time series clustering has attracted increasing interest in the last decade, particularly for long time series such as those arising in the bioinformatics and financial domains. The widely known...

Scalable Grid Application Scheduling via Decoupled Resource Selection and Scheduling (2006)

Yang Zhang, Anirban M, Henri Casanova, Andrew A. Chien, Yang-suk Kee, Ken Kennedy, ...

Abstract — Over the past years grid infrastructures have been deployed at larger and larger scales, with envisioned deployments incorporating tens of thousands of resources. Therefore, application...

Cartel: a distributed mobile sensor computing system (2006)

Bret Hull, Vladimir Bychkovsky, Yang Zhang, Kevin Chen, Michel Goraczko, Allen Miu, ...

CarTel is a mobile sensor computing system designed to collect, process, deliver, and visualize data from sensors located on mobile units such as automobiles. A CarTel node is a mobile embedded...

Cartel: a distributed mobile sensor computing system (2006)

Bret Hull, Vladimir Bychkovsky, Kevin Chen, Michel Goraczko, Eugene Shih, Yang Zhang, ...

This paper describes CarTel, a mobile sensor computing system designed to collect, process, deliver, and visualize data from sensors located on mobile units such as automobiles. A CarTel node is a...

Implementation of an On-Demand Routing Protocol for Wireless Sensor Networks (2006)

Zhang, Yang, Wu, Jian, Havinga, P.J.M.

We present our experiences in implementing and validating the on-demand EYES Source Routing protocol (ESR) in a real wireless sensor network (WSN) environment. ESR has a fast recovery mechanism...

A study of the effects of flux density and frequency on Pulsed electromagnetic field on Neurite outgrowth in PC12 cells. (2006)

Zhang, Yang, Ding, Jun, Duan, Wei

The aim of this study was to investigate the influence of pulsed electromagnetic fields with various flux densities and frequencies on neurite outgrowth in PC12 rat pheochromocytoma cells. We have...

TM-align: a protein structure alignment algorithm based on the TM-score (2005)

Zhang, Yang, Skolnick, Jeffrey

©2005 Oxford University Press. The definitive version is available online at: http://nar.oxfordjournals.org/cgi/content/full/33/7/2302

Anjan Bose (2005)

Gerald T. Heydt, Natthaphob Nimpitiwan, Yang Zhang, Gerald T. Heydt, Ph. D

Information about this project For information about this project contact:

Effects of language experience: Neural commitment to language-specific auditory patterns (2005)

Yang Zhang, T Patricia, K. Kuhl, A Toshiaki Imada, B Makoto Kotani, Yoh’ichi Tohkura D

Linguistic experience alters an individual’s perception of speech. We here provide evidence of the effects of language experience at the neural level from two magnetoencephalography (MEG) studies...

The effect of missing data on person-model fit in item response models / (2005)

Zhang, Yang.

Thesis (M.S. in Educational Psychology)--University of Wisconsin--Milwaukee, 2005.

TM-align: a protein structure alignment algorithm based on the TM-score (2005)

Zhang, Yang, Skolnick, Jeffrey

We have developed TM-align, a new algorithm to identify the best structural alignment between protein pairs that combines the TM-score rotation matrix and Dynamic Programming (DP). The algorithm is...

Dynamic Memory Management for the Loci Framework (2004)

Zhang, Yang

Resource management is a critical part in high-performance computing software. While management of processing resources to increase performance is the most critical, efficient management of memory...

A Novel Algorithm Enumerating Bent Functions (2004)

Meng Qing-shu, Min Yang, Huan-guo Yang, Yang Zhang, Cui Jing-song

By the relationship between the Walsh spectra at partial points and the Walsh spectra of its sub-functions, by the action of general linear group on the set of Boolean functions, and by the...

Dynamic memory management for the Loci framework (2004)

Yang Zhang, Edward A. Luke

Abstract. Resource management is a critical concern in high-performance computing software. While management of processing resources to increase performance is the most critical, efficient management...

AT (2004)

Yang Zhang, Western Ontario, Examing Committee

Table of Contents Table of Contents iii Abstract v The Co-Authorship Statement vii

Dynamic memory management for the Loci framework (2004)

Yang Zhang, A. Luke

Abstract. Resource management is a critical concern in high-performance computing software. While management of processing resources to increase performance is the most critical, efficient management...

Large scale assessment of the utility of low resolution protein structures for biochemical function assignment (2004)

Arakaki, Adrian K., Zhang, Yang, Skolnick, Jeffrey

Motivation: Several protein function prediction methods employ structural features captured in three-dimensional descriptors of biologically relevant sites. These methods are successful when applied...

Large scale assessment of the utility of low resolution protein structures for biochemical function assignment (2004)

Arakaki, Adrian K., Zhang, Yang, Skolnick, Jeffrey

Motivation: Several protein function prediction methods employ structural features captured in three-dimensional descriptors of biologically relevant sites. These methods are successful when applied...

TOUCHSTONE II: A new approach to ab initio protein structure prediction (2003)

Yang Zhang, Andrzej Kolinski, Jeffrey Skolnick

ABSTRACT We have developed a new combined approach for ab initio protein structure prediction. The protein conformation is described as a lattice chain connecting Ca atoms, with attached Cb atoms and...

Marine aerosols: A review (1991)

J. Fitzgerald, Yang Zhang, Christian H. Bischof, Richard C. Easter

A mixed-phase chemistry box model is applied to study heterogeneous chemistry and its effect on tropospheric gas-phase chemistry, particularly on photochemical production of O 3 and photochemical...

Orderings And Valuations On Twisted Polynomial Rings

Murray Marshall, Yang Zhang

. The real spectra of certain "twisted" polynomial algebras A over R are examined. In certain cases, including Weyl algebras and universal enveloping algebras of solvable Lie algebras, the...

MM-align: a quick algorithm for aligning multiple-chain protein complex structures using iterative dynamic programming

Mukherjee, Srayanta, Zhang, Yang

Structural comparison of multiple-chain protein complexes is essential in many studies of protein–protein interactions. We develop a new algorithm, MM-align, for sequence-independent alignment of...

HAAD: A Quick Algorithm for Accurate Prediction of Hydrogen Atoms in Protein Structures

Li, Yunqi, Roy, Ambrish, Zhang, Yang

Hydrogen constitutes nearly half of all atoms in proteins and their positions are essential for analyzing hydrogen-bonding interactions and refining atomic-level structures. However, most protein...

Bioinformatics analysis of metastasis-related proteins in hepatocellular carcinoma

Song, Pei-Ming, Zhang, Yang, He, Yu-Fei, Bao, Hui-Min, Luo, Jian-Hua, Liu, Yin-Kun, ...

AIM: To analyze the metastasis-related proteins in hepatocellular carcinoma (HCC) and discover the biomarker candidates for diagnosis and therapeutic intervention of HCC metastasis with...

PREPARATION OF BIOACTIVE FILM ON Ti6Al4V

QIANG WANG, YANG ZHANG, KE YANG, LILI TAN

Titanium oxide films were prepared using an anodic oxidation method in sulfuric acid solution on the surface of Ti6Al4V alloy at room temperature. The surface energy was obtained by the measurement...