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EVOW
2005
Springer
14 years 4 months ago
Region Merging for Severe Oversegmented Images Using a Hierarchical Social Metaheuristic
This paper proposes a new evolutionary region merging method to improve segmentation quality result on oversegmented images. The initial segmented image is described by a modified ...
Abraham Duarte, Ángel Sánchez, Felip...
ICDE
2008
IEEE
161views Database» more  ICDE 2008»
15 years 8 days ago
Trajectory Outlier Detection: A Partition-and-Detect Framework
Outlier detection has been a popular data mining task. However, there is a lack of serious study on outlier detection for trajectory data. Even worse, an existing trajectory outlie...
Jae-Gil Lee, Jiawei Han, Xiaolei Li
IPPS
2007
IEEE
14 years 5 months ago
Software and Algorithms for Graph Queries on Multithreaded Architectures
Search-based graph queries, such as finding short paths and isomorphic subgraphs, are dominated by memory latency. If input graphs can be partitioned appropriately, large cluster...
Jonathan W. Berry, Bruce Hendrickson, Simon Kahan,...
ASPDAC
2001
ACM
137views Hardware» more  ASPDAC 2001»
14 years 2 months ago
Optimized address assignment for DSPs with SIMD memory accesses
This paper deals with address assignment in code generation for digital signal processors (DSPs) with SIMD (single instruction multiple data) memory accesses. In these processors ...
Markus Lorenz, David Koffmann, Steven Bashford, Ra...
ICML
2004
IEEE
14 years 11 months ago
Semi-supervised learning using randomized mincuts
In many application domains there is a large amount of unlabeled data but only a very limited amount of labeled training data. One general approach that has been explored for util...
Avrim Blum, John D. Lafferty, Mugizi Robert Rweban...