171 search results - page 25 / 35 » Finger trees: a simple general-purpose data structure |
SODA
2010
ACM
14 years 5 months ago
2010
ACM
We give an O(n lg n)-time algorithm for counting the number of inversions in a permutation on n elements. This improves a long-standing previous bound of O(n lg n/ lg lg n) that ...
COMPGEOM
2004
ACM
14 years 1 months ago
2004
ACM
We present a novel Locality-Sensitive Hashing scheme for the Approximate Nearest Neighbor Problem under ÐÔ norm, based on Ôstable distributions. Our scheme improves the running...
JACM
2000
13 years 7 months ago
2000
A simple variant of a priority queue, called a soft heap, is introduced. The data structure supports the usual operations: insert, delete, meld, and findmin. Its novelty is to beat...
ICNC
2005
Springer
14 years 1 months ago
2005
Springer
Abstract. Recently, there has been an outburst of interest in extending topographic maps of vectorial data to more general data structures, such as sequences or trees. The represen...
CORR
2004
Springer
13 years 7 months ago
2004
Springer
We introduce regular graph constraints and explore their decidability properties. The motivation for regular graph constraints is 1) type checking of changing types of objects in ...