Blow-up and global solutions to L^p norm preserving non-local flows (2009)
In this paper, we study global existence and blow up properties to $L^p$ norm preserving non-local heat flows. We first study two kinds of $L^p$ norm preserving non-local flows and prove that these...
Non-local heat flows and gradient estimates on closed manifolds (2009)
In this paper, we study two kind of L^2 norm preserved non-local heat flows on closed manifolds. We first study the global existence, stability and asymptotic behavior to such non-local heat flows....
A non-local area preserving curve flow (2009)
In this paper, we consider a kind of area preserving non-local flow for convex curves in the plane. We show that the flow exists globally, the length of evolving curve is non-increasing, and the...
In this short note, we study the gradient estimate of positive solutions to Poisson equation and the non-homogeneous heat equation in a compact Riemannian manifold (M^n,g). Our results extend the...
Qing Ye, Liang Cheng, Mooi Choo Chuah, Brian D. Davison
Abstract—Disruption Tolerant Networks (DTNs) technologies are emerging solutions to networks that experience frequent partitions. As a result, multicast design for DTNs is a considerably more...
Store-and-Forward Performance in a DTN (2009)
Mooi-choo Chuah, Peng Yang, Brian D. Davison, Liang Cheng
Abstract—Delay and disruption tolerant networks have been proposed to address data communication challenges in network scenarios where an instantaneous end-to-end path between a source and...
Evidence for Common Clonal Origin of Multifocal Lung Cancers (2009)
Wang, Xiaoyan, Wang, Mingsheng, MacLennan, Gregory T., Abdul-Karim, Fadi W., Eble, John N., Jones, Timothy D., ...
Background Lung cancer is the most common cause of cancer death in the United States. Multiple anatomically separate but histologically similar lung tumors are often found in the same patient. The...
Patient With Malignant Paraganglioma Responding to the Multikinase Inhibitor Sunitinib Malate (2009)
Hahn, Noah M., Reckova, Maria, Cheng, Liang, Baldridge, Lee Ann, Cummings, Oscar W., Sweeney, Christopher John
Noah M. Hahn, Maria Reckova, Liang Cheng, Lee Ann Baldridge, Oscar W. Cummings, and Christopher J. Sweeney
Patient With Malignant Paraganglioma Responding to the Multikinase Inhibitor Sunitinib Malate (2009)
Hahn, Noah M., Reckova, Maria, Cheng, Liang, Baldridge, Lee Ann, Cummings, Oscar W., Sweeney, Christopher John
Noah M. Hahn, Maria Reckova, Liang Cheng, Lee Ann Baldridge, Oscar W. Cummings, and Christopher J. Sweeney
Performance Comparison of Unicast Routing Schemes in DTNs (2008)
Mooi Choo Chuah, Peng Yang, Brian D. Davison, Liang Cheng
Abstract—Delay and disruption tolerant networks have been proposed to address data communication challenges in network scenarios where an instantaneous end-to-end path between a source and...
Curvature tensor under the complete non-compact Ricci Flow (2008)
We prove that for a solution $(M^n,g(t))$, $t\in[0,T)$, where $T
Qing Ye, Liang Cheng, Mooi Choo Chuah, Brian D. Davison
Abstract—Disruption Tolerant Network (DTN) technologies are emerging solutions to networks that experience frequent partitions. In this paper, we propose the scalable hierarchical inter-domain...
Store-and-Forward Performance in a DTN (2008)
Mooi-choo Chuah, Peng Yang, Brian D. Davison, Liang Cheng
Abstract—Delay and disruption tolerant networks have been proposed to address data communication challenges in network scenarios where an instantaneous end-to-end path between a source and...
Liang Cheng, Ptotal Vddfclk, Vswingcloadpi Vdd, Iisc Vddil
This presentation will focus on three papers, which directly involve low power adder design strategy. Due to the requirement of the project 2, this survey does not intend to be exhaustive.
Abstract: Wireless Sensor Networks (WSN) are envisioned to have significant impacts on many applications. In scenarios such as first responder systems and administrative applications, data sinks are...
A Wireless MAC Protocol with Collision Detection (2008)
Jun Peng, Liang Cheng, Biplab Sikdar
Abstract—The most popular strategies for dealing with packet collisions at the Medium Access Control (MAC) layer in distributed wireless networks use a combination of carrier sensing and collision...
FEAT: Improving Accuracy in End-to-end Available Bandwidth Measurement (2008)
Abstract—This report describes our ongoing work on a new end-to-end available-bandwidth measurement tool: FEAT (Fish-Eye Availablebandwidth Tool). FEAT features a new dynamic pattern of probes...
Towards Robust AV Conferencing on Next-Generation Networks (2008)
Haining Liu, Liang Cheng, Magda El Zarki
In order to enable a truly pervasive computing environment, next generation networks (including B3G and 4G) will merge the broadband wireless and wireline networking infrastructure. However, due to...
An Interactive Object Based Multimedia System for IP Networks (2008)
Magda El Zarki, Liang Cheng, Haining Liu, Xiaoping Wei
In this paper, we present the design of a flexible framework for an IP-based network that will support an interactive multimedia (MM) system. The system will enable end users to: 1) author their own...
A Survey on Agent-Based Modelling and Equation-based Modelling (2008)
In many domains, agent-based system modeling competes with equation-based modeling approaches that identify system variables and evaluate or integrate sets of equations relating these variables. Both...
Monitoring Wireless Sensor Networks by Heterogeneous Collaborative Groupware (2008)
Liang Cheng, Tian Lin, Yuecheng Zhang, Qing Ye
Abstract – This paper presents a pioneer work on using heterogeneous collaborative groupware to monitor wireless sensor networks. The prototype implementation illustrates that wireless sensor...
A New MAC Protocol for Wireless Packet Networks (2008)
Jun Peng, Liang Cheng, Biplab Sikdar
Abstract — Medium access control (MAC) protocols for wireless packet networks usually need to be distributed for flexibility and robustness. In a distributed way, however, collision detection...
Domazet, Barbara, MacLennan, Gregory T., Lopez-Beltran, Antonio, Montironi, Rodolfo, Cheng, Liang
The advent of new technologies has enabled deeper insight into processes atsubcellular levels, which will ultimately improve diagnostic procedures and patient outcome. Thanks to cell enrichment...
Accurate bandwidth measurement in xDSL service networks (2007)
In xDSL service networks, accurate bandwidth measurement is essential for network management and traffic engineering, such as isolating line faults and verifying guaranteed quality of service...
OCT4: biological functions and clinical applications as a marker of germ cell neoplasia (2007)
Cheng, Liang, Sung, Ming-Tse, Cossu Rocca, Paolo Alessandro, Jones, Timothy D., MacLennan, Gregory T., De Jong, Jeroen, ...
Germ cell tumours (GCTs) are a heterogeneous group of neoplasms, which develop in the gonads as well as in extragonadal sites, that share morphological patterns and an overall good prognosis, owing...
Quality-Based Backlight Optimization for Video Playback on Handheld Devices (2007)
Liang Cheng, Shivajit Mohapatra, Magda El Zarki, Nikil Dutt, Nalini Venkatasubramanian
For a typical handheld device, the backlight accounts for a significant percentage of the total energy consumption (e.g., around 30% for a Compaq iPAQ 3650). Substantial energy savings can be...
Instructor: Dr. Liang Cheng CSE302: Compiler Design 04/12/07 Translation of Array References (2007)
Instructor Dr. Liang Cheng, Instructor Dr, Liang Cheng, Cse Compiler Design, How Address, Array Elements
� Row-major order with index starting at 0 � A[i] locates at base+i×w � A[i1][i2] locates at base+i1×w1+i2×w2 � int[2][3]: w1=12, w2=4 � L → id [ E] | L [ E] � SDT for array...
Quality-Based Backlight Optimization for Video Playback on Handheld Devices (2007)
Liang Cheng, Shivajit Mohapatra, Magda El Zarki, Nikil Dutt, Nalini Venkatasubramanian
For a typical handheld device, the backlight accounts for a significant percentage of the total energy consumption (e.g., around 30% for a Compaq iPAQ 3650). Substantial energy savings can be...
Qing Ye, Liang Cheng, Mooi Choo Chuah, Brian D. Davison
Abstract—Disruption Tolerant Networks (DTNs) are emerging solutions to networks that experience frequent partitions. In this paper, we study how to provide high-performance multicasting service in...
OS-multicast: On-demand Situation-aware Multicasting in Disruption Tolerant Networks (2006)
Qing Ye, Liang Cheng, Mooi Choo Chuah, Brian D. Davison
Abstract—Disruption Tolerant Networks (DTNs) are emerging solutions to networks that experience frequent network partitions and large end-to-end delays. In this paper, we study how to provide...
Real-time mobile video communications / (2005)
Thesis (Ph. D., Information and Computer Science)--University of California, Irvine, 2005.
Cheng, Liang, Jones, Timothy D., McCarthy, Ryan P., Eble, John N., Wang, Mingsheng, MacLennan, Gregory T., ...
In most cases, small-cell carcinoma of the urinary bladder is admixed with other histological types of bladder carcinoma. To understand the pathogenetic relationship between the two tumor types, we...
Quality Adapted Backlight Scaling (QABS) for Video Streaming to Mobile Handheld Devices (2005)
Liang Cheng, Stefano Bossi, Shivajit Mohapatra, Magda El Zarki, Nalini Venkatasubramanian, ...
For a typical portable handheld device, the backlight accounts for a significant percentage of the total energy consumption (e.g., around 30% for a Compaq iPAQ 3650). Substantial energy savings can...
Quality adapted backlight scaling (QABS) for video streaming to mobile handheld devics (2005)
Liang Cheng, Stefano Bossi, Shivajit Mohapatra, Magda El Zarki
Abstract. For a typical portable handheld device, the backlight accounts for a significant percentage of the total energy consumption (e.g., around 30% for a Compaq iPAQ 3650). Substantial energy...
Real-time 3D Graphics Streaming using MPEG-4 (2004)
Liang Cheng, Anusheel Bhushan, Renato Pajarola, Magda El Zarki
In this paper, we consider a real-time MPEG-4 streaming architecture to facilitate remote visualization of large scale 3D models on thin clients, which denote most of the hand-held devices that have...
Models for non-intrusive estimation of wireless link bandwidth (2003)
Jian Zhang, Liang Cheng, Ivan Marsic
chengcse. lehigh. edu Abstract. Dynamics of link bandwidth of a wireless link, which changes frequently and abruptly due to the dynamic channel sharing, fading, and mobility, is of interest to...
Abstract--This paper presents our approach to modeling and prediction of session throughput of constant bit rate streams in wireless data networks. A stable traffic generator is used to generate...
An Adaptive Error Resilient Video Encoder (2003)
When designing an encoder for a real-time video application over a wireless channel, we must take into consideration the unpredictable fluctuation of the quality of the channel and its impact on the...
Thesis (Ph. D.)--University of Texas at Austin, 2002.
Thesis (Ph. D.)--University of Texas at Austin, 2002.
Network awareness for heterogeneous data networks / (2002)
"Graduate Program in Electrical and Computer Engineering."
Thesis (Ph. D.)--University of Texas at Austin, 2002.
Service advertisement and discovery in mobile ad hoc networks (2002)
Service advertisement and discovery is an important component for ad hoc communications and collaboration in ubiquitous computing environments. In this paper, a lightweight service advertisement and...
Abstract — Linear time-series analysis of session throughput in wireless/mobile local area networks shows that the dynamics of wireless link bandwidth in such networks can be predicted to a useful...
Piecewise network awareness service for wireless/mobile pervasive computing (2002)
Abstract. This paper presents a piecewise framework for network awareness service (NAS) for wireless/mobile pervasive computing. We investigate how piecewise consideration of wired and wireless...
Service Advertisement and Discovery in Mobile Ad hoc (2002)
Networks Liang Cheng, Liang Cheng
component for ad hoc communications and collaboration in ubiquitous computing environments. In this paper, a lightweight service advertisement and discovery protocol for MANET (Mobile Ad hoc...
ABSTRACT OF THE DISSERTATION Network Awareness for Heterogeneous Data Networks (2002)
Liang Cheng, Ivan Marsic, Liang Cheng, Liang Cheng, Dissertation Director, Ivan Marsic
Network awareness, which is defined as the capability of network devices and applications to be aware of network characteristics, is the basis for network quality-of-service (QoS) provisions and...
Spanwise length effects on three-dimensional modelling of flow over a circular cylinder (2001)
Lei, Chengwang, Cheng, Liang, Kavanagh, Ken
In this study, both the two-dimensional (2-D) and three-dimensional (3-D) vortex shedding flows around a circular cylinder are solved using a finite difference method. Numerical experiments are...
Spanwise length effects on three-dimensional modelling of flow over a circular cylinder (2001)
Lei, Chengwang, Cheng, Liang, Kavanagh, Ken
In this study, both the two-dimensional (2-D) and three-dimensional (3-D) vortex shedding flows around a circular cylinder are solved using a finite difference method. Numerical experiments are...
Spanwise length effects on three-dimensional modelling of flow over a circular cylinder (2001)
Lei, Chengwang, Cheng, Liang, Kavanagh, Ken
In this study, both the two-dimensional (2-D) and three-dimensional (3-D) vortex shedding flows around a circular cylinder are solved using a finite difference method. Numerical experiments are...
Fuzzy reasoning for wireless awareness (2001)
Portable computing devices, such as laptops, handheld computers, PDAs, palmtops, and pen-based computers, have become popular in recent years. In addition, wireless products ranging from local area...
Gu, Jian, Roth, Lawrence M., Younger, Cheryl, Michael, Helen, Abdul-Karim, Fadi W., Zhang, Shaobo, ...
Background: Molecular data suggest that peritoneal tumors in women with advanced-stage ovarian papillary serous adenocarcinoma are monoclonal in origin. Whether the same is true for ovarian tumors of...
A finite difference solution of the shear flow over a circular cylinder (2000)
Lei, Chengwang, Cheng, Liang, Kavanagh, Ken
The incompressible viscous shear flow past a circular cylinder is analyzed by solving two-dimensional Navier-Stokes equations and pressure Poisson equation using a finite difference method. The shear...
A finite difference solution of the shear flow over a circular cylinder (2000)
Lei, Chengwang, Cheng, Liang, Kavanagh, Ken
The incompressible viscous shear flow past a circular cylinder is analyzed by solving two-dimensional Navier-Stokes equations and pressure Poisson equation using a finite difference method. The shear...
A finite difference solution of the shear flow over a circular cylinder (2000)
Lei, Chengwang, Cheng, Liang, Kavanagh, Ken
The incompressible viscous shear flow past a circular cylinder is analyzed by solving two-dimensional Navier-Stokes equations and pressure Poisson equation using a finite difference method. The shear...
Feedback suppression in reliable multicast protocol / (2000)
Thesis (M.Eng.)--Nanyang Technological University, School of Electrical and Electronic Engineering, 2000.
Cyclooxygenase-2 expression in human pancreatic adenocarcinomas (2000)
Yip-Schneider, Michele T., Barnard, Darlene S., Billings, Steven D., Cheng, Liang, Heilman, Douglas K., Lin, Amy, ...
Cyclooxygenase-2 (COX-2) expression is up-regulated in several types of human cancers and has also been directly linked to carcinogenesis. To investigate the role of COX-2 in pancreatic cancer, we...
Thesis (Ph. D.)--Michigan State University. Dept. of Biochemistry,1996.
CWR22 Xenograft as an Ex Vivo Human Tumor Model for Prostate Cancer Gene Therapy (1996)
Cheng, Liang, Sun, Jian, Pretlow, Thomas G., Culp, Jerilyn, Yang, Ning-Sun
Background: Lack of well-defined relevant in vivo or in vitro tumor models is one of the major limitations in assessing candidate therapeutic regimens, especially gene therapy, for prostate cancer....
Isolation and characterization of pectic polysaccharides from Lemma minor /--by Liang Cheng. (1991)
Thesis (M.S.)--Michigan State University. Dept. of Biochemistry, 1991.
Isolation and characterization of pectic polysaccharides from Lemma minor [microform] / (1991)
Thesis (M.S.)--Michigan State University. Dept. of Biochemistry, 1991.
Cell Cycle Regulation of DNA Replication Initiator Factor Dbf4p
Cheng, Liang, Collyer, Tim, Hardy, Christopher F. J.
The precise duplication of eukaryotic genetic material takes place once and only once per cell cycle and is dependent on the completion of the previous mitosis. Two evolutionarily conserved kinases,...
Cell Cycle Regulation of the Saccharomyces cerevisiae Polo-Like Kinase Cdc5p
Cheng, Liang, Hunke, Linda, Hardy, Christopher F. J.
Progression through and completion of mitosis require the actions of the evolutionarily conserved Polo kinase. We have determined that the levels of Cdc5p, a Saccharomyces cerevisiae member of the...
Cell Cycle Regulation of DNA Replication Initiator Factor Dbf4p
Cheng, Liang, Collyer, Tim, Hardy, Christopher F. J.
The precise duplication of eukaryotic genetic material takes place once and only once per cell cycle and is dependent on the completion of the previous mitosis. Two evolutionarily conserved kinases,...
Cell Cycle Regulation of the Saccharomyces cerevisiae Polo-Like Kinase Cdc5p
Cheng, Liang, Hunke, Linda, Hardy, Christopher F. J.
Progression through and completion of mitosis require the actions of the evolutionarily conserved Polo kinase. We have determined that the levels of Cdc5p, a Saccharomyces cerevisiae member of the...
Cheng, Liang, Jones, Timothy D., McCarthy, Ryan P., Eble, John N., Wang, Mingsheng, MacLennan, Gregory T., ...
In most cases, small-cell carcinoma of the urinary bladder is admixed with other histological types of bladder carcinoma. To understand the pathogenetic relationship between the two tumor types, we...
McCarthy, Ryan P., Zhang, Shaobo, Bostwick, David G., Qian, Junqi, Eble, John N., Wang, Mingsheng, ...
Phyllodes tumor of the prostate is a rare neoplasm, composed of epithelium-lined cysts and channels embedded in a variably cellular stroma. The pathogenetic relationship of the epithelium and stroma...
Search for residual prostate cancer on pT0 radical prostatectomy after positive biopsy
Mazzucchelli, Roberta, Barbisan, Francesca, Tagliabracci, Adriano, Lopez-Beltran, Antonio, Cheng, Liang, Scarpelli, Marina, ...
Reported incidence of no residual prostate cancer (i.e. pathological stage pT0) on radical prostatectomy ranges from 0.07 to 4.2%. The incidence is higher after neoadjuvant endocrine treatment. The...
Jiang, Jiazhong, Neubauer, Blake Lee, Graff, Jeremy R., Chedid, Marcio, Thomas, James E., Roehm, Neal W., ...
Phospholipase A2 (PLA2) enzymes release arachidonic acid from cellular phospholipids in a variety of mammalian tissues, including prostate. Group IIa secretory PLA2 (sPLA2) can generate arachidonate...
High-Level Expression of EphA2 Receptor Tyrosine Kinase in Prostatic Intraepithelial Neoplasia
Zeng, Guangyuan, Hu, Zhiqiang, Kinch, Michael S., Pan, Chong-Xian, Flockhart, David A., Kao, Chinghai, ...
EphA2 is a transmembrane receptor tyrosine kinase that is overexpressed in many carcinomas. Specific targeting of EphA2 with monoclonal antibodies is sufficient to inhibit the growth, migration and...
Kernek, Kevin M., Ulbright, Thomas M., Zhang, Shaobo, Billings, Steven D., Cummings, Oscar W., Henley, John D., ...
Teratomas of the testis in post-pubertal patients are histologically diverse tumors that often coexist with other types of germ cell tumors. Using laser capture microdissection and loss of...
Domazet, Barbara, MacLennan, Gregory T., Lopez-Beltran, Antonio, Montironi, Rodolfo, Cheng, Liang
The advent of new technologies has enabled deeper insight into processes atsubcellular levels, which will ultimately improve diagnostic procedures and patient outcome. Thanks to cell enrichment...
Primary mediastinal B-cell lymphoma: detection of BCL2 gene rearrangements by PCR analysis and FISH
Dunphy, Cherie H., O’Malley, Dennis P., Cheng, Liang, Fodrie, Tina Y., Perkins, Sherrie L., Kaiser-Rogers, Kathleen
Primary mediastinal large B-cell lymphoma (PMBCL) has a characteristic clinical presentation, morphology, and immunophenotype, representing a clinically favorable subgroup of diffuse large B-cell...