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CACM
2010
140views more  CACM 2010»
13 years 6 months ago
FastTrack: efficient and precise dynamic race detection
Multithreaded programs are notoriously prone to race conditions. Prior work on dynamic race detectors includes fast but imprecise race detectors that report false alarms, as well ...
Cormac Flanagan, Stephen N. Freund
ICALP
2010
Springer
14 years 1 months ago
Cell Probe Lower Bounds and Approximations for Range Mode
The mode of a multiset of labels, is a label that occurs at least as often as any other label. The input to the range mode problem is an array A of size n. A range query [i, j] mus...
Mark Greve, Allan Grønlund Jørgensen...
SIGMOD
2009
ACM
235views Database» more  SIGMOD 2009»
14 years 8 months ago
Quality and efficiency in high dimensional nearest neighbor search
Nearest neighbor (NN) search in high dimensional space is an important problem in many applications. Ideally, a practical solution (i) should be implementable in a relational data...
Yufei Tao, Ke Yi, Cheng Sheng, Panos Kalnis
SIGMOD
1998
ACM
117views Database» more  SIGMOD 1998»
14 years 24 days ago
The Pyramid-Technique: Towards Breaking the Curse of Dimensionality
In this paper, we propose the Pyramid-Technique, a new indexing method for high-dimensional data spaces. The PyramidTechnique is highly adapted to range query processing using the...
Stefan Berchtold, Christian Böhm, Hans-Peter ...
PPOPP
2010
ACM
13 years 10 months ago
Helper locks for fork-join parallel programming
Helper locks allow programs with large parallel critical sections, called parallel regions, to execute more efficiently by enlisting processors that might otherwise be waiting on ...
Kunal Agrawal, Charles E. Leiserson, Jim Sukha