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CIKM
2009
Springer
14 years 3 months ago
Reducing the risk of query expansion via robust constrained optimization
We introduce a new theoretical derivation, evaluation methods, and extensive empirical analysis for an automatic query expansion framework in which model estimation is cast as a r...
Kevyn Collins-Thompson
LCN
2006
IEEE
14 years 2 months ago
Analysis of Exponential Backoff with Multipacket Reception in Wireless Networks
A collision resolution scheme is essential to the performance of a random-access wireless network. Most schemes employ exponential backoff (EB) to adjust the transmission attempt ...
Peng Xuan Zheng, Ying Jun Zhang, Soung Chang Liew
ICS
2001
Tsinghua U.
14 years 1 months ago
Multiplex: unifying conventional and speculative thread-level parallelism on a chip multiprocessor
Recent proposals for Chip Multiprocessors (CMPs) advocate speculative, or implicit, threading in which the hardware employs prediction to peel off instruction sequences (i.e., imp...
Chong-liang Ooi, Seon Wook Kim, Il Park, Rudolf Ei...
ICIP
1999
IEEE
14 years 1 months ago
Motion Segmentation with Level Sets
Segmentation of motion in an image sequence is one of the most challenging problems in image processing, while at the same time one that finds numerous applications. To date, a wea...
Abdol-Reza Mansouri, Janusz Konrad
EUROPAR
2009
Springer
14 years 17 days ago
StarPU: A Unified Platform for Task Scheduling on Heterogeneous Multicore Architectures
Abstract. In the field of HPC, the current hardware trend is to design multiprocessor architectures that feature heterogeneous technologies such as specialized coprocessors (e.g., ...
Cédric Augonnet, Samuel Thibault, Raymond N...