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» Containment of Aggregate Queries
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STOC
2006
ACM
166views Algorithms» more  STOC 2006»
16 years 6 months ago
New upper and lower bounds for randomized and quantum local search
Local Search problem, which finds a local minimum of a black-box function on a given graph, is of both practical and theoretical importance to combinatorial optimization, complexi...
Shengyu Zhang
EDBT
2009
ACM
241views Database» more  EDBT 2009»
16 years 18 days ago
GADDI: distance index based subgraph matching in biological networks
Currently, a huge amount of biological data can be naturally represented by graphs, e.g., protein interaction networks, gene regulatory networks, etc. The need for indexing large ...
Shijie Zhang, Shirong Li, Jiong Yang
WISE
2005
Springer
15 years 11 months ago
Document Re-ranking by Generality in Bio-medical Information Retrieval
Document ranking is well known to be a crucial process in information retrieval (IR). It presents retrieved documents in an order of their estimated degrees of relevance to query. ...
Xin Yan, Xue Li, Dawei Song
180
Voted
GG
2004
Springer
15 years 11 months ago
Embedding in Switching Classes with Skew Gains
Abstract. In the context of graph transformation we look at the operation of switching, which can be viewed as an elegant method for realizing global transformations of (group-labe...
Andrzej Ehrenfeucht, Jurriaan Hage, Tero Harju, Gr...
WWW
2003
ACM
15 years 11 months ago
The V2 Temporal Document Database System
Support for temporal text-containment queries (query for all versions of documents that contained one or more particular words at a particular time t) is of interest in a number of...
Kjetil Nørvåg