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» Challenges in Enterprise Search
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VLDB
2001
ACM
115views Database» more  VLDB 2001»
14 years 1 months ago
Dynamic Update Cube for Range-sum Queries
A range-sum query is very popular and becomes important in finding trends and in discovering relationships between attributes in diverse database applications. It sums over the se...
Seok-Ju Chun, Chin-Wan Chung, Ju-Hong Lee, Seok-Ly...
LION
2009
Springer
203views Optimization» more  LION 2009»
14 years 3 months ago
Position-Guided Tabu Search Algorithm for the Graph Coloring Problem
A very undesirable behavior of any heuristic algorithm is to be stuck in some specific parts of the search space, in particular in the basins of attraction of the local optima. Wh...
Daniel Cosmin Porumbel, Jin-Kao Hao, Pascale Kuntz
MM
2009
ACM
163views Multimedia» more  MM 2009»
14 years 3 months ago
CompositeMap: a novel music similarity measure for personalized multimodal music search
How to measure and model the similarity between different music items is one of the most fundamental yet challenging research problems in music information retrieval. This paper ...
Bingjun Zhang, Qiaoliang Xiang, Ye Wang, Jialie Sh...
SEMCO
2008
IEEE
14 years 3 months ago
Exploiting Semantic Query Context to Improve Search Ranking
One challenge for relevance ranking in Web search is underspecified queries. For such queries, top-ranked documents may contain information irrelevant to the search goal of the us...
Ziming Zhuang, Silviu Cucerzan
ICIP
2007
IEEE
14 years 3 months ago
Software Pipelines Design for Variable Block-Size Motion Estimation with Large Search Range
This paper presents some techniques for efficient motion estimation (ME) implementation on fixed-point digital signal processor (DSP) for high resolution video coding. First, chal...
Zhigang Yang, Wen Gao, Yan Liu, Debin Zhao