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SIGMOD
2001
ACM
104views Database» more  SIGMOD 2001»
15 years 9 months ago
Independence is Good: Dependency-Based Histogram Synopses for High-Dimensional Data
Approximating the joint data distribution of a multi-dimensional data set through a compact and accurate histogram synopsis is a fundamental problem arising in numerous practical ...
Amol Deshpande, Minos N. Garofalakis, Rajeev Rasto...
HAPTICS
2009
IEEE
15 years 4 months ago
Design of a new fMRI compatible haptic interface
In this paper, we present the design of a new fMRI compatible haptic interface with 3DOFs, based on electrical DC actuation, for the study of brain mechanisms of human motor contr...
Siqiao Li, Antonio Frisoli, Luigi Federico Borelli...
IPPS
2009
IEEE
15 years 4 months ago
Scalability challenges for massively parallel AMR applications
PDE solvers using Adaptive Mesh Refinement on block structured grids are some of the most challenging applications to adapt to massively parallel computing environments. We descr...
Brian van Straalen, John Shalf, Terry J. Ligocki, ...
71
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ICC
2007
IEEE
101views Communications» more  ICC 2007»
15 years 4 months ago
TCP Dynamics in 802.11 Wireless Local Area Networks
— In 802.11 wireless links with disabled MAC retries, data and ACK packets within a TCP session collide resulting in packet losses. We show in this paper that in this situation, ...
Sumathi Gopal, Sanjoy Paul
ATAL
2004
Springer
15 years 3 months ago
Degree of Local Cooperation and Its Implication on Global Utility
In a cooperative multi-agent system that is situated in an evolving environment, agents need to dynamically adjust their negotiation attitudes towards different agents in order to...
Jiaying Shen, Xiaoqin Zhang, Victor R. Lesser