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Displaying 1-31 out of 31 total
A Collaborative Informatics Infrastructure for Multi-scale Science
Found in: Challenges of Large Applications in Distributed Environments, International Workshop on
By James D. Myers, Thomas C. Allison, Sandra Bittner, Brett Didier, Michael Frenklach, William H. Green, Jr., Yen-Ling Ho, John Hewson, Wendy Koegler, Carina Lansing, David Leahy, Michael Lee, Renata McCoy, Michael Minkoff, Sandeep Nijsure, Gregor von Laszews
Issue Date:June 2004
pp. 24
The Collaboratory for Multi-scale Chemical Science (CMCS) is developing a powerful informatics-based approach to synthesizing multi-scale information to support a systems-based research approach and is applying it in support of combustion research. An open...
 
Software Engineering in Europe: A Study of Best Practices
Found in: IEEE Software
By Soumitra Dutta, Michael Lee, Luk Van Wassenhove
Issue Date:May 1999
pp. 82-90
<p>Software development organizations are increasingly aware of the importance of using best practices to improve their development processes, but how many are actually adopting them? The authors analyzed data on almost 400 companies in 20 European c...
 
JITTER GENERATION AND MEASUREMENT FOR TEST OF MULTIGBPS SERIAL IO
Found in: Test Conference, International
By Sassan Tabatabaei, Michael Lee, Freddy Ben-Zeev
Issue Date:October 2004
pp. 1313-1321
The advent of serial communication links in chip-tochip and system-to-system applications has resulted in intense focus on jitter and BER testing techniques, including jitter generation and measurement methodologies. We describe techniques for injection of...
 
JavaScript Distributed Agent Based Discrete Event Simulation
Found in: 2013 IEEE/ACM 17th International Symposium on Distributed Simulation and Real Time Applications (DS-RT)
By Daniel Zehe,Heiko Aydt,Michael Lees,Alois Knoll
Issue Date:October 2013
pp. 21-29
This paper shall give an insight into a novel idea of distributed agent based discrete event simulation. Instead of distributing work packages over different nodes of an high performance cluster, the simulation workload is distributed all over the Internet...
 
SEMSim: A Distributed Architecture for Multi-scale Traffic Simulation
Found in: 2012 ACM/IEEE/SCS 26th Workshop on Principles of Advanced and Distributed Simulation (PADS)
By Yadong Xu,Heiko Aydt,Michael Lees
Issue Date:July 2012
pp. 178-180
With the fast urbanization of our modern society, transportation systems in cities are facing increasing problems such as congestion, collisions, and high levels of emissions. Researchers have been searching for solutions by investigating better urban plan...
 
An Information-Based Perception Model for Agent-Based Crowd and Egress Simulation
Found in: Cyberworlds, International Conference on
By Vaisagh Viswanathan T.,Michael Lees
Issue Date:October 2011
pp. 38-45
One of the major components of Agent Based Crowd Simulation is motion planning. There have been various motion planning algorithms developed and they've become increasingly better and more efficient at calculating the most optimal path. We believe that thi...
 
A Computational Model of Emotions for Agent-Based Crowds in Serious Games
Found in: Web Intelligence and Intelligent Agent Technology, IEEE/WIC/ACM International Conference on
By Heiko Aydt,Michael Lees,Linbo Luo,Wentong Cai,Malcolm Yoke Hean Low,Sornum Kabilen Kadirvelen
Issue Date:August 2011
pp. 72-80
Crowd behaviour is an interesting social phenomenon that emerges from complex interactions of individuals. An important aspect of individual behaviour is emotion which plays a significant role in all aspects of human decision making. For example, heightene...
 
Modeling Human-Like Decision Making for Virtual Agents in Time-Critical Situations
Found in: Cyberworlds, International Conference on
By Linbo Luo, Suiping Zhou, Wentong Cai, Michael Lees, Malcolm Yoke Hean Low
Issue Date:October 2010
pp. 360-367
Generating human-like behaviors for virtual agents has become increasingly important in many applications, such as crowd simulation, virtual training, digital entertainment, and safety planning. One of challenging issues in behavior modeling is how virtual...
 
An Integrated Docking Pipeline for the Prediction of Large-Scale Protein-Protein Interactions
Found in: HPCMP Users Group Conference
By Xin Hu,Michael Lee,Kamal Kumar,Anders Wallqvist
Issue Date:June 2010
pp. 228-232
Knowledge of the three-dimensional (3D) structures of protein complexes provides a fundamental understanding of biological systems, as well as novel insights for antimicrobial drug and vaccine design. Protein-protein docking is used to predict the 3D struc...
 
Accelerating Biomedical Research in Designing Diagnostic Assays, Drugs, and Vaccines
Found in: Computing in Science and Engineering
By Anders Wallqvist, Nela Zavaljevski, Ravi Vijaya Satya, Rajkumar Bondugula, Valmik Desai, Xin Hu, Kamal Kumar, Michael Lee, In-Chul Yeh, Chenggang Yu
Issue Date:September 2010
pp. 46-55
The US Department of Defense Biotechnology High-Performance Computing Software Applications Institute for Force Health Protection develops state-of-the-art high-performance computing applications that accelerate biomedical research in the development of di...
 
A Rule-Based Motion Planning for Crowd Simulation
Found in: Cyberworlds, International Conference on
By Muzhou Xiong, Michael Lees, Wentong Cai, Suiping Zhou, Malcolm Yoke Hean Low
Issue Date:September 2009
pp. 88-95
This paper proposes a rule-based motion planning system for agent-based crowd simulation, consisting of sets of rules for both collision avoidance and collision response. In order to avoid an on-coming collision, a set of rules for velocity sampling and ev...
 
Toward a Generic Framework for Modeling Human Behaviors in Crowd Simulation
Found in: Web Intelligence and Intelligent Agent Technology, IEEE/WIC/ACM International Conference on
By Linbo Luo, Suiping Zhou, Wentong Cai, Malcolm Yoke Hean Low, Michael Lees
Issue Date:September 2009
pp. 275-278
This paper presents our ongoing work on modeling agents with human-like decision making and behavior execution capabilities in crowd simulation. We aim to provide a generic framework that reflects the major cognitive and physical processes as observed from...
 
Large Scale Distributed Simulation of p2p Networks
Found in: Parallel, Distributed, and Network-Based Processing, Euromicro Conference on
By Tien Tuan Anh Dinh, Michael Lees, Georgios Theodoropoulos, Rob Minson
Issue Date:February 2008
pp. 499-507
P2P systems have witnessed phenomenal development in recent years, evaluating and analysing new and existing new algorithms and techniques is a key issue for developers of P2P systems.??In this context Simulation is an important tool for P2P developers. Ho...
 
A Jitter Reduction Circuit Using Autocorrelation for Phase-Locked Loops and Serializer-Deserializer (SERDES) Circuits
Found in: VLSI Design, International Conference on
By Hari Vijay Venkatanarayanan, Michael Lee Bushnell
Issue Date:January 2008
pp. 581-588
A new jitter reduction circuit is proposed for reducing the timing jitter in a serializer-deserializer (SERDES). In- stead of using elaborate hardware to calculate the jitter, we use the jittered signal's autocorrelation to remove the jitter. The motivatio...
 
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 ...
 
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...
 
Analysing the Performance of Optimistic Synchronisation Algorithms in Simulations of Multi-Agent Systems
Found in: Parallel and Distributed Simulation, Workshop on
By Michael Lees, Brian Logan, Chen Dan, Ton Oguara, Georgios Theodoropoulos
Issue Date:May 2006
pp. 37-44
In this paper we present a detailed analysis of the performance of the Decision Theoretic Read Delay (DTRD) optimistic synchronisation algorithm for simulations of Multi- Agent Systems. We develop an abstract characterisation of the access patterns found i...
 
Sequential Spectral ATPG Using the Wavelet Transform and Compaction
Found in: VLSI Design, International Conference on
By Suresh Kumar Devanathan, Michael Lee Bushnell
Issue Date:January 2006
pp. 407-412
We propose a simulation-based sequential automatic test pattern generation (ATPG) method for single stuck-at faults using the wavelet transform and linear reverse order restoration (LROR) compaction. Sequential ATPG is such a difficult problem that nearly ...
 
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...
 
Decision-Theoretic Throttling for Optimistic Simulations of Multi-Agent Systems
Found in: Distributed Simulation and Real Time Applications, IEEE/ACM International Symposium on
By Michael Lees, Brian Logan, Chen Dan, Ton Oguara, Georgios Theodoropoulos
Issue Date:October 2005
pp. 171-178
<p>In this paper we present a throttling mechanism for optimistic simulations of multi-agent systems, which delays read accesses to the shared simulation state that are likely to be rolled back. We develop a decision- theoretic model of rollback and ...
 
Constant-Time Navigation in Four-Dimensional Nested Simplicial Meshes
Found in: Shape Modeling and Applications, International Conference on
By Michael Lee, Leila De Floriani, Hanan Samet
Issue Date:June 2004
pp. 221-230
We consider a recursive decomposition of a four-dimensional hypercube into a hierarchy of nested 4-dimensional simplexes, that we call pentatopes. The paper presents an algorithm for finding the neighbors of a pentatope along its five tetrahedral faces in ...
 
Multiresolution Tetrahedral Meshes: An Analysis and a Comparison
Found in: Shape Modeling and Applications, International Conference on
By Emanuele Danovaro, Leila de Floriani, Michael Lee, Hana Samet
Issue Date:May 2002
pp. 83
The paper deals with the problem of analyzing and visualizing large-size volume data sets. To this aim, we consider multiresolution representations based on a decomposition of the field domain into tetrahedral cells. We compare two types of multiresolution...
 
Multiresolution Tetrahedral Meshes: An Analysis and a Comparison (figures 4, 6, and 9)
Found in: Shape Modeling and Applications, International Conference on
By Emanuele Danovaro, Leila de Floriani, Michael Lee, Hannan Samet
Issue Date:May 2002
pp. 273
No summary available.
   
Constant-Time Neighbor Finding in Hierarchical Tetrahedral Meshes
Found in: Shape Modeling and Applications, International Conference on
By Michael Lee, Hanan Samet, Leila de Floriani
Issue Date:May 2001
pp. 0286
Techniques are presented for moving between adjacent tetrahedra in a tetrahedral mesh. The tetrahedra result from a recursive decomposition of a cube into six initial congruent tetrahedra. A new technique is presented for labeling the triangular faces. The...
 
Anon-Pass: Practical Anonymous Subscriptions
Found in: IEEE Security & Privacy
By Michael Lee,Alan Dunn,Jonathan Katz,Brent Waters,Emmett Witchel
Issue Date:December 2013
pp. 1
We present Anon-Pass, a protocol and system for anonymous subscription services that allow users to anonymously authenticate while preventing mass sharing of credentials. Service providers cannot correlate users' actions, yet service providers are guarante...
 
Building a XML-Based Unified User Interface System under J2EE Architecture
Found in: Microelectronics Systems Education, IEEE International Conference on/Multimedia Software Engineering, International Symposium on
By Chi-Hsing Chu, Chien-Hsuan Huang, Michael Lee
Issue Date:November 2000
pp. 208
This paper introduced an XML-Based Unified User Interface System which implemented under Sun A4icrosystems's J2EE Architecture. Because more and more systems are transfer to web applications, and in the Post PC period, people want to get information at any...
 
Compiler aided manual speculation for high performance concurrent data structures
Found in: Proceedings of the 18th ACM SIGPLAN symposium on Principles and practice of parallel programming (PPoPP '13)
By Lingxiang Xiang, Michael Lee Scott
Issue Date:February 2013
pp. 47-56
Speculation is a well-known means of increasing parallelism among concurrent methods that are usually but not always independent. Traditional nonblocking data structures employ a particularly restrictive form of speculation. Software transactional memory (...
     
Graph-based motion synthesis: an annotated bibliography
Found in: ACM SIGGRAPH 2008 classes (SIGGRAPH '08)
By Michael Lee Gleicher
Issue Date:August 2008
pp. 110-110
An enormous amount of Motion Planning techniques has been developed in the past decade specifically targeting applications in Computer Animation. Going beyond the traditional path planning for navigation, recent techniques address challenging problems in c...
     
Connectivity of random graphs and mobile networks: validation of Monte Carlo simulation results
Found in: Proceedings of the 2001 ACM symposium on Applied computing (SAC '01)
By L. Jonathan Dowell, Michael Lee Bruno
Issue Date:March 2001
pp. 77-81
This paper describes the effects of program restructuring in a dataflow environment. Previous studies showed that dataflow programs can exhibit locality and that a memory hierarchy is feasible in a dataflow environment. This study shows that the order in w...
     
Translation: myth or reality? (panel)
Found in: Proceedings of the eleventh annual conference on Object-oriented programming systems, languages, and applications (OOPSLA '96)
By Douglas C. Schmidt, Grady Booch, Marie Lenzi, Martin Fowler, Michael Lee, Robert C. Martin, Steven Fraser, Steven Garone, Steven J. Mellor
Issue Date:October 1996
pp. 99-107
In the realm of OO methodologies there are two major schools of thought. Both schools claim to define mechanisms whereby software applications can be created that are reusable, maintainable, and robust. Moreover, both schools claim to use abstraction as a ...
     
Navigating through triangle meshes implemented as linear quadtrees
Found in: ACM Transactions on Graphics (TOG)
By Hanan Samet, Michael Lee
Issue Date:January 1991
pp. 79-121
Techniques are presented for navigating between adjacent triangles of greater or equal size in a hierarchical triangle mesh where the triangles are obtained by a recursive quadtree-like subdivision of the underlying space into four equilateral triangles. T...
     
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