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ICALP
2005
Springer
16 years 12 days ago
Union-Find with Constant Time Deletions
A union-find data structure maintains a collection of disjoint sets under makeset, union and find operations. Kaplan, Shafrir and Tarjan [SODA 2002] designed data structures for ...
Stephen Alstrup, Inge Li Gørtz, Theis Rauhe...
HIPC
2004
Springer
16 years 8 days ago
Lock-Free Parallel Algorithms: An Experimental Study
Abstract. Lock-free shared data structures in the setting of distributed computing have received a fair amount of attention. Major motivations of lock-free data structures include ...
Guojing Cong, David A. Bader
STOC
1998
ACM
190views Algorithms» more  STOC 1998»
15 years 11 months ago
Efficient Search for Approximate Nearest Neighbor in High Dimensional Spaces
We address the problem of designing data structures that allow efficient search for approximate nearest neighbors. More specifically, given a database consisting of a set of vecto...
Eyal Kushilevitz, Rafail Ostrovsky, Yuval Rabani
CIKM
1994
Springer
15 years 11 months ago
Hashing by Proximity to Process Duplicates in Spatial Databases
In a spatial database, an object may extend arbitrarily in space. As a result, many spatial data structures e.g., the quadtree, the cell tree, the R+-tree represent an object by p...
Walid G. Aref, Hanan Samet
COMPGEOM
1994
ACM
15 years 11 months ago
Query-Sensitive Ray Shooting
Ray (segment) shooting is the problem of determining the first intersection between a ray (directed line segment) and a collection of polygonal or polyhedral obstacles. In order t...
Joseph S. B. Mitchell, David M. Mount, Subhash Sur...