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Displaying 1-49 out of 49 total
The Application Research of Robot Vision Technique on Piston's Online Recognition and Selection
Found in: Artificial Intelligence and Computational Intelligence, International Conference on
By Sheng-xi Jiao, Li-hui Zhang, Jiang Jiang, Dan-dan Chen
Issue Date:November 2009
pp. 186-189
A step dynamic object positioning method of robot eye-in-hand vision is proposed. An experimental platform is developed in which the CCD plane is in parallel with worktable plane, images acquired by camera at several fixed positions and target is positione...
 
Subnet Partition of the Switched Ethernet Based on Real-time
Found in: Circuits, Communications and Systems, Pacific-Asia Conference on
By Dan-dan Chen,Li Xia,Hai-feng Wang
Issue Date:May 2009
pp. 171-174
In order to improve the real-time performance of the switched Ethernet, genetic algorithm is used to optimize the subnet partition. Firstly, the existing methods are analyzed. Secondly, a linked list encoding and new operators for this special encoding are...
 
Parallel Processing of Massive EEG Data with MapReduce
Found in: 2012 IEEE 18th International Conference on Parallel and Distributed Systems (ICPADS)
By Lizhe Wang,Dan Chen,Rajiv Ranjan,Samee U. Khan,Joanna KolOdziej,Jun Wang
Issue Date:December 2012
pp. 164-171
Analysis of neural signals like electroencephalogram (EEG) is one of the key technologies in detecting and diagnosing various brain disorders. As neural signals are non-stationary and non-linear in nature, it is almost impossible to understand their true p...
 
Advances in Research of Fuzzy C-Means Clustering Algorithm
Found in: Network Computing and Information Security, International Conference on
By Chen Yanyun, Qiu Jianlin, Gu Xiang, Chen Jianping, Ji Dan, Chen Li
Issue Date:May 2011
pp. 28-31
Fuzzy Clustering Analysis is one of the most popular research currently. It attracts people's attention for it's validity in resolving fuzzy problem. With the development of computer science, Fuzzy Clustering Analysis based on objective function became hot...
 
Improved Master-Slave Parallel Task-Allocating Algorithm and Its Implement
Found in: Network Computing and Information Security, International Conference on
By Chen Li, Qiu Jianlin, Chen Jianping, Gu Xiang, Ji Dan, Chen Yanyun
Issue Date:May 2011
pp. 209-212
This paper is based on the research of master-slave parallel task allocation, and points out the algorithm not considering the cost of the task which will be added to processor. Considering that would cause the disequilibrium of task allocation on slaving ...
 
Parallel Simulation of Threat Management for Urban Water Distribution Systems with MapReduce in Clouds
Found in: Computing in Science & Engineering
By Lizhe Wang,Dan Chen,wangyang liu,Yan Ma,Yanhui Wu,Ze Deng
Issue Date:July 2012
pp. 1-1
The Contaminant Source Characterization (CSC) problem in a Water Distributed System (WDS) exhibits a compute-intensive challenge that requires highly reliable and high performance computing resources in order to achieve near real-time processing. Tradition...
 
A Simulation Study on Urban Water Threat Detection in Modern Cyberinfrastructures
Found in: 2012 26th IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW)
By Lizhe Wang,Dan Chen,Ze Deng,Rajiv Ranjan
Issue Date:May 2012
pp. 1040-1047
The computation of Contaminant Source Characterization (CSC) is a critical research issue in Water Distribution System (WDS) management. We use a simulation framework to identify optimized locations of sensors that lead to fast detection of contamination s...
 
A Hybrid Simulation of Large Crowd Evacuation
Found in: Parallel and Distributed Systems, International Conference on
By Xing Wei,Muzhou Xiong,Xuguang Zhang,Dan Chen
Issue Date:December 2011
pp. 971-975
A Grid simulation infrastructure can facilitate a simulation comprising models of different grains and/or models of various types in nature to investigate large and complicated problems. On top of the infrastructure, a simulation of evacuating thousands of...
 
Towards Providing Cloud Functionalities for Grid Users
Found in: Parallel and Distributed Systems, International Conference on
By Weizhou Peng,Jie Tao,Lizhe Wang,Holger Marten,Dan Chen
Issue Date:December 2011
pp. 965-970
Grid computing uses a job submission model that requires the users to perform a set of interactive operations for executing an application on the Grid. Grid users are therefore burdened with the tasks of understanding the basic concept of Grid computing an...
 
Analysing Probabilistically Constrained Optimism
Found in: Distributed Simulation and Real Time Applications, IEEE/ACM International Symposium on
By Michael Lees, Brian Logan, Dan Chen, Ton Oguara, Georgios Theodoropoulos
Issue Date:October 2006
pp. 201-208
In previous work we presented the DTRD algorithm, an optimistic synchronisation algorithm for parallel discrete event simulation of multi-agent systems, and showed that it outperforms Time Warp and time windows on range of test cases. DTRD uses a decision ...
 
Parallel Simulation of Complex Evacuation Scenarios with Adaptive Agent Models
Found in: IEEE Transactions on Parallel and Distributed Systems
By Dan Chen,Lizhe Wang,Albert Zomaya,Minggang Dou,Jingying Chen,Ze Deng,Salim Hariri
Issue Date:March 2014
pp. 1
Simulation study on evacuation scenarios has gained tremendous attention in recent years. Two major research challenges remain along this direction: (1) how to portray the effect of individuals’ adaptive behaviors under various situations in the evacuation...
 
A Novel Hardware Assisted Full Virtualization Technique
Found in: Young Computer Scientists, International Conference for
By Wei Chen, Hongyi Lu, Li Shen, Zhiying Wang, Nong Xiao, Dan Chen
Issue Date:November 2008
pp. 1292-1297
Virtual machine technology is rapidly emerging as an important component of future computer systems. Full virtualization with dynamic binary translation outperforms paravirtualization and hardware assisted virtualization in x86 CPU virtualization. Previous...
 
A Dynamic QoS Driven Pluggable GIS Grid Services Architecture
Found in: E-Business Engineering, IEEE International Conference on
By Wenjun Li, Yingwen We, Dan Chen, Yongji Li, Kaisheng Chen
Issue Date:October 2007
pp. 123-130
<p>As a natural evolution of GIS (Geographic Information Systems) Web services, GIS Grid services (GGS) are defined with common behaviors and semantics using a certain interface description language, which makes the Service-Oriented Architecture (SOA...
 
A Massively Parallel Approach for Nonlinear Interdependency Analysis of Multivariate Signals with GPGPU
Found in: 2012 26th IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW)
By Dan Chen,Lizhe Wang,Dong Cui,Dongchuan Lu,Xiaoli Li,Samee U. Khan,Joanna Kolodziej
Issue Date:May 2012
pp. 1971-1978
Nonlinear interdependency (NLI) analysis is an effective method for measurement of synchronization among brain regions, which is an important feature of normal and abnormal brain functions. But its application in practice has long been largely hampered by ...
 
MapReduce across Distributed Clusters for Data-intensive Applications
Found in: 2012 26th IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW)
By Lizhe Wang,Jie Tao,Holger Marten,Achim Streit,Samee U. Khan,Joanna Kolodziej,Dan Chen
Issue Date:May 2012
pp. 2004-2011
Recently, the computational requirements for large scale data-intensive analysis of scientific data have grown significantly. In High Energy Physics (HEP) for example, the Large Hadron Collider (LHC) produced 13 petabytes of data in 2010. This huge amount ...
 
Massively Parallel Neural Signal Processing on a Many-Core Platform
Found in: Computing in Science and Engineering
By Dan Chen,Lizhe Wang,Gaoxiang Ouyang,Xiaoli Li
Issue Date:November 2011
pp. 42-51
Although the ensemble empirical mode decomposition (EEMD) method and Hilbert-Huang transform (HHT) offer an unrivaled opportunity to understand neural signals, the EEMD algorithm's complexity and neural signals' massive size have hampered EEMD application....
 
Power Aware Scheduling for Parallel Tasks via Task Clustering
Found in: Parallel and Distributed Systems, International Conference on
By Lizhe Wang, Jie Tao, Gregor von Laszewski, Dan Chen
Issue Date:December 2010
pp. 629-634
It has been widely known that various benefits can be achieved by reducing energy consumption for high end computing. This paper aims to develop power aware scheduling heuristics for parallel tasks in a cluster with the DVFS technique. In this paper, forma...
 
An Energy Efficient Clustering Scheme with Self-Organized ID Assignment for Wireless Sensor Networks
Found in: Parallel and Distributed Systems, International Conference on
By Qingchao Zheng, Zhixin Liu, Liang Xue, Yusong Tan, Dan Chen, Xinping Guan
Issue Date:December 2010
pp. 635-639
In wireless sensor networks, how to efficiently use the energy of the nodes while assigning global unique ID to each node is a challenging problem. By analyzing the communication cost of the clustering and topological features of a sensor network, we prese...
 
Velocity Field Based Modelling and Simulation of Crowd in Confrontation Operations
Found in: Parallel and Distributed Systems, International Conference on
By Congcong Bian, Dan Chen, Shuaiting Wang
Issue Date:December 2010
pp. 646-651
In peacekeeping, domestic or combat operations, unanticipated crowd confrontations can occur. As a highly dynamic social group, human crowd in confrontation is a fascinating phenomenon. This study proposes a novel method based on the concept of vector fiel...
 
Knowledge Aggregation in Human Flesh Search
Found in: IEEE-ACM International Conference on Green Computing and Communications and International Conference on Cyber, Physical and Social Computing
By Bing Wang, Yiping Yao, Bonan Hou, Dongsheng Liao, Dan Chen
Issue Date:December 2010
pp. 825-830
With the pervasive participation from the Chinese netizens in the cyberspace, the Human Flesh Search (HFS) is becoming a phenomenon profoundly affecting the public life in China. While hot debate and discussion arise, it is still not clear how the knowledg...
 
Enabling Energy-Efficient Analysis of Massive Neural Signals Using GPGPU
Found in: IEEE-ACM International Conference on Green Computing and Communications and International Conference on Cyber, Physical and Social Computing
By Dan Chen, Lizhe Wang, Shuaiting Wang, Muzhou Xiong, Gregor von Laszewski, Xiaoli Li
Issue Date:December 2010
pp. 147-154
Analysis of neural signals (such as EEG) has long been a hot topic in neuroscience community due to neural signals’ nonlinear and non-stationary features. Recent advances of experimental methods and neuroscience research have made neural signals constantly...
 
On Computer Science Reform of Curriculum Structure
Found in: Electronic Commerce and Security, International Symposium
By Dan Chen, Nian-feng Fu
Issue Date:July 2010
pp. 21-24
When talking about the professional education of Computer Science, we need not only to keep the contents of teaching up-to-date following the revolutionary steps of new-born technology, but also take the teaching methods together with approach to the next ...
 
A Kind of New Type Intellectualized Examination System
Found in: Electronic Commerce and Security, International Symposium
By Dan Chen, Wei-qing Guo, Xiao-gang Wu
Issue Date:July 2010
pp. 25-28
This article introduces a new type of remote intellectualized examination system. Besides auto-making test paper and intellectualized evaluating test paper and information source’s management, etc, this examination system includes Simulation Realistic Envi...
 
Towards Hybrid Grid Infrastructure for Large Simulations
Found in: Parallel and Distributed Systems, International Conference on
By Dan Chen, Congcong Bian
Issue Date:December 2009
pp. 716-721
The last decade has witnessed an explosion of interest in technology of large simulation with the rapid growth of both the complexity and the scale of problem domains. A variety of techniques have been developed for fostering large simulations over the Int...
 
Quantitative Mapping of Soil Nitrogen Content Using Field Spectrometer and Hyperspectral Remote Sensing
Found in: Environmental Science and Information Application Technology, International Conference on
By Jian Wu, Yaolin Liu, Dan Chen, Jing Wang, Xu Chai
Issue Date:July 2009
pp. 379-382
Mapping and dating soil total nitrogen is of great importance in soil use and evaluation. In this study we examine the feasibility of soil nitrogen content by using hyperspectrally reflective remote sensing methodology. This technique was tested in Hengsha...
 
Design of N-way Dual-Frequency Power Divider Base on Genetic Algorithm
Found in: Networks Security, Wireless Communications and Trusted Computing, International Conference on
By Wei Wang, Wencheng Li, Dan Chen
Issue Date:April 2009
pp. 274-277
A N-way dual-frequency power divider designed with genetic algorithm is proposed. The structure of power divider is composed of n two-section transmission line transformers and n isolation resisters. After even-odd mode analysis with ideal transmission-lin...
 
A Study on the Traffic Intersection Vehicle Emission Base on Urban Microscopic Traffic Simulation Model
Found in: Education Technology and Computer Science, International Workshop on
By Ben Zhang, Lei Shang, Dan Chen
Issue Date:March 2009
pp. 789-794
For more accurately predicting and evaluating the vehicle emission at the complicated traffic condition, the paper set up an urban microscopic traffic simulation model. Base on the model one typical traffic intersection in Wuhan city was simulated and anal...
 
Research and Application on Network Update of Land Survey Spatial Data Based on Embedded GIS and GPS
Found in: Education Technology and Training & Geoscience and Remote Sensing
By Jian-Zhong Huang, Yao-Lin Liu, Yan-Fang Liu, Jian-Hua He, Dan Chen
Issue Date:December 2008
pp. 532-535
This paper studies the methods and strategies of the network update of the land survey spatial data based on embedded terminal equipment and server and application of multi-level distributed heterogeneous land spatial database.Web services network model ha...
 
A Simulation Approach to Facilitate Parallel and Distributed Discrete-Event Simulator Development
Found in: Distributed Simulation and Real Time Applications, IEEE/ACM International Symposium on
By Roland Ewald, Jan Himmelspach, Adelinde M. Uhrmacher, Dan Chen, Georgios K. Theodoropoulos
Issue Date:October 2006
pp. 209-218
Efficiently simulating discrete-event models in a parallel and distributed manner is a challenging endeavour. On one hand, various factors, such as hardware infrastructure or model characteristics, have to be considered. On the other hand, there is a wide ...
 
Performance Analysis of Shared Data Access Algorithms for Distributed Simulation of Multi-Agent Systems
Found in: Parallel and Distributed Simulation, Workshop on
By Roland Ewald, Dan Chen, Georgios K. Theodoropoulos, Michael Lees, Brian Logan, Ton Oguara, Adelinde M. Uhrmacher
Issue Date:May 2006
pp. 29-36
Distributed simulation is an important instrument for studying multi-agent systems (MAS). Such large scale MAS simulations often have a large shared state space. Moreover, the shared state and the access pattern of agent simulations both are highly dynamic...
 
Large Scale Distributed Simulation on the Grid
Found in: Cluster Computing and the Grid, IEEE International Symposium on
By Georgios Theodoropoulos, Yi Zhang, Dan Chen, Rob Minson, Stephen J. Turner, Wentong Cai, Yong Xie, Brian Logan
Issue Date:May 2006
pp. 63
The developmentof many complex siumulation applications requires collaborrrtive effortfrom reseachers with different domain knowledge and expertise,possibly at different locations. These simulations systems often require huge computing resources and data s...
 
An Improved P2P Model Based on Chord
Found in: Parallel and Distributed Computing Applications and Technologies, International Conference on
By Yu Dan, Chen XinMeng, Chang YunLei
Issue Date:December 2005
pp. 807-811
Chord is a classical peer-to-peer document routing model. In this paper, we firstly present an improved Chord model, in which the nodes are organized into groups, to enhance the lookup efficiency and decrease the impact of dynamic environment. In addition,...
 
An Adaptive Load Management Mechanism for Distributed Simulation of Multi-agent Systems
Found in: Distributed Simulation and Real Time Applications, IEEE/ACM International Symposium on
By Ton Oguara, Dan Chen, Georgios Theodoropoulos, Brian Logan, Michael Lees
Issue Date:October 2005
pp. 179-186
<p>The paper presents a load management mechanism for distributed simulations of multi-agent systems. The mechanism minimises the cost of accessing the shared state in the distributed simulation by dynamically redistributing shared state variables ac...
 
Multi-Signature with Anonymous Threshold Subliminal Channel for Ad Hoc Environments
Found in: Advanced Information Networking and Applications, International Conference on
By Zhenjie Huang, Dan Chen, Yumin Wang
Issue Date:March 2005
pp. 67-71
The multi-signature is a special signature which is generated by multiple group members with the knowledge of multiple private keys, while the subliminal channel is a covert communication channel that can be used to send a secret message to an authorized r...
 
Optimized Prediction for Geometry Compression of Triangle Meshes
Found in: Data Compression Conference
By Dan Chen, Yi-Jen Chiang, Nasir Memon, Xiaolin Wu
Issue Date:March 2005
pp. 83-92
In this paper we propose a novel geometry compression technique for 3D triangle meshes. We focus on a commonly used technique for predicting vertex positions via a flipping operation using the parallelogram rule. We show that the efficiency of the flipping...
 
HLA-Based Distributed Simulation Cloning
Found in: Distributed Simulation and Real Time Applications, IEEE/ACM International Symposium on
By Dan Chen, Stephen John Turner, Boon Ping Gan, Wentong Cai
Issue Date:October 2004
pp. 244-247
<p>Distributed simulation cloning technology is designed to analyze alternative scenarios of a distributed simulation concurrently within the same simulation execution session. One important goal of the technology is to optimize execution by avoiding...
 
Parallel Processing of Dynamic Continuous Queries over Streaming Data Flows
Found in: IEEE Transactions on Parallel and Distributed Systems
By Ze Deng,Xiaomin Wu,Lizhe Wang,Xiaodao Chen,Rajiv Ranjan,Albert Zomaya,Dan Chen
Issue Date:March 2014
pp. 1
More and more real-time applications need to handle dynamic continuous queries over streaming data of high density. Conventional data and query indexing approaches generally do not apply for excessive costs in either maintenance or space. Aiming at these p...
 
Research on Environmental Friendly and Energy Saving Hot Water/Split Air-Conditioner Combination
Found in: Computer Distributed Control and Intelligent Environmental Monitoring, International Conference on
By Fen Li, Jianbo Chen, Dan Chen
Issue Date:February 2011
pp. 261-264
Based on the reviewing of the condensing heat recovery research and application, the disadvantages of household air-conditioner and hot water heater are pointed out, and a new energy-saving system by combining them is proposed. This new hot water /split ai...
 
Task-Tree Based Large-Scale Mosaicking for Massive Remote Sensed Imageries with Dynamic DAG Scheduling
Found in: IEEE Transactions on Parallel and Distributed Systems
By Yan Ma,Lizhe Wang,Albert Y. Zomaya,Dan Chen,Rajiv Ranjan
Issue Date:August 2014
pp. 2126-2137
Remote sensed imagery mosaicking at large scale has been receiving increasing attentions in regional to global research. However, when scaling to large areas, image mosaicking becomes extremely challenging for the dependency relationships among a large col...
 
A Parallel File System with Application-aware Data Layout Policies in Digital Earth
Found in: IEEE Transactions on Parallel and Distributed Systems
By Lizhe Wang,Yan Ma,Albert Zomaya,Rajiv Ranjan,Dan Chen
Issue Date:June 2014
pp. 1
Remote sensing applications in Digital Earth are overwhelmed with vast quantities of remote sensing (RS) image data. The intolerable I/O burden introduced by the massive amounts of RS data and the irregular RS data access patterns has made the traditional ...
 
The Recognition of Handwritten Digits Based on BP Neural Network and the Implementation on Android
Found in: 2013 Third International Conference on Intelligent System Design and Engineering Applications (ISDEA)
By Zhu Dan,Chen Xu
Issue Date:January 2013
pp. 1498-1501
Offline handwriting recognition has become one of the hottest directions in the field of image processing and pattern recognition. It can transform any handwriting to plain text file and has been widely used in cheque recognition, mail sorting, reading aid...
 
Optimal Alphabet Partitioning for Semi-Adaptive Coding of Sources of Unknown Sparse Distributions
Found in: Data Compression Conference
By Dan Chen, Yi-Jen Chiang, Nasir Memon, Xiaolin Wu
Issue Date:March 2003
pp. 372
Practical applications that employ entropy coding for large alphabets often partition the alphabet set into two or more layers and encode each symbol by using some suitable prefix coding for each layer. In this paper we formulate the problem of optimal alp...
 
Facial expression recognition using geometric and appearance features
Found in: Proceedings of the 4th International Conference on Internet Multimedia Computing and Service (ICIMCS '12)
By Dan Chen, Jingying Chen, Kun Zhang, Lizhe Wang, Meng Yu, Yujiao Gong
Issue Date:September 2012
pp. 29-33
A novel method using hybrid geometric and appearance features of the difference between the neutral and fully expressive facial expression images is proposed for facial expression recognition in this paper. The difference tends to emphasize the facial part...
     
A multidimensional data model for TPC-DS benchmarking
Found in: Proceedings of the 5th Asia-Pacific Symposium on Internetware (Internetware '13)
By Jianmin Wang, Xiaojun Ye, Dan Chen
Issue Date:October 2013
pp. 1-4
To evaluate the performance of OLAP engines, adapted benchmarks have been developed in the industry. In this paper, we propose a multidimensional model with cube structure for data analytic system benchmarking based on TPC-DS. A number of analytic operatio...
     
Crowd modeling and simulation technologies
Found in: ACM Transactions on Modeling and Computer Simulation (TOMACS)
By Benjamin D. Hamilton, Dan Chen, Darren Wee Sze Ong, Feng Tian, Linbo Luo, Malcolm Yoke Hean Low, Suiping Zhou, Victor Su-Han Tay, Wentong Cai
Issue Date:October 2010
pp. 1-35
As a collective and highly dynamic social group, the human crowd is a fascinating phenomenon that has been frequently studied by experts from various areas. Recently, computer-based modeling and simulation technologies have emerged to support investigation...
     
Algorithms for HLA-based distributed simulation cloning
Found in: ACM Transactions on Modeling and Computer Simulation (TOMACS)
By Boon Ping Gan, Dan Chen, Malcolm Yoke Hean Low, Stephen J. Turner, Wentong Cai
Issue Date:October 2005
pp. 316-345
Distributed simulation cloning technology is designed to analyze alternative scenarios of a distributed simulation concurrently within the same execution session. One important goal is to optimize execution by avoiding repeated computation among independen...
     
A Dynamic QoS Driven Approach to GIS Grid Services Selector
Found in: Semantics, Knowledge and Grid, International Conference on
By Wen-jun LI, Dan CHEN, Ying-wen WEN
Issue Date:November 2005
pp. 40
This paper proposes a kind of Service Selector, which is used for selecting the currently best services in a dynamic GGS (GIS Grid Services) Virtual Organization (VO) according to the combination of time-dependent Qualities of Services (QoS) such as recent...
 
Evaluating Alternative Solutions for Cloning in Distributed Simulation
Found in: Simulation Symposium, Annual
By Dan CHEN, Boon Ping GAN, Nirupam JULKA, Stephen John TURNER, Wentong CAI, Junhu WEI
Issue Date:April 2003
pp. 201
Simulation cloning is designed to satisfy the requirement of examining alternative scenarios concurrently. This paper discusses the issues involved in cloning distributed simulations based on the High Level Architecture (HLA) as well as proposing tentative...
 
Design and Development of a Cluster Gateway for Cluster-based HLA Distributed Virtual Simulation Environments
Found in: Simulation Symposium, Annual
By Dan CHEN, Bu-Sung LEE, Wentong CAI, Stephen John TURNER
Issue Date:April 2003
pp. 193
Scalability is an important issue in distributed virtual simulation environments (DVSE) supported by the High Level Architecture. A Cluster-based DVSE (CDVSE)is one way to scale DVSEs using an additional device called a cluster gateway (CGATE). CGATEs inte...
 
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