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» Speculative Query Processing
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ICDT
2012
ACM
235views Database» more  ICDT 2012»
13 years 4 months ago
Equivalence and minimization of conjunctive queries under combined semantics
The problems of query containment, equivalence, and minimization are recognized as very important in the context of query processing, specifically of query optimization. In their...
Rada Chirkova
ICDE
2009
IEEE
163views Database» more  ICDE 2009»
16 years 4 months ago
A Data Structure for Sponsored Search
Abstract-- Inverted files have been very successful for document retrieval, but sponsored search is different. Inverted files are designed to find documents that match the query (a...
Arnd Christian König, Kenneth Ward Church, Ma...
ICIP
2007
IEEE
15 years 8 months ago
Estimating Missing Features to Improve Multimedia Retrieval
Retrieval in a multimedia database usually involves combining information from different modalities of data, such as text and images. However, all modalities of the data may not b...
Abraham Bagherjeiran, Nicole S. Love, Chandrika Ka...
IDEAS
2002
IEEE
170views Database» more  IDEAS 2002»
15 years 7 months ago
Continual Neighborhood Tracking for Moving Objects Using Adaptive Distances
Based on the recent progress of digital cartography, global positioning systems (GPSs), and hand-held devices, there are growing needs of technology that provides neighborhood inf...
Yoshiharu Ishikawa, Hiroyuki Kitagawa, Tooru Kawas...
CIKM
2008
Springer
15 years 4 months ago
Search-based query suggestion
In this paper, we proposed a unified strategy to combine query log and search results for query suggestion. In this way, we leverage both the users' search intentions for pop...
Jiang-Ming Yang, Rui Cai, Feng Jing, Shuo Wang, Le...