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PODS
1999
ACM
133views Database» more  PODS 1999»
15 years 10 months ago
Processing and Optimization of Multiway Spatial Joins Using R-Trees
One of the most important types of query processing in spatial databases and geographic information systems is the spatial join, an operation that selects, from two relations, all...
Dimitris Papadias, Nikos Mamoulis, Yannis Theodori...
MMM
2012
Springer
320views Multimedia» more  MMM 2012»
14 years 2 months ago
Annotated Free-Hand Sketches for Video Retrieval Using Object Semantics and Motion
Abstract. We present a novel video retrieval system that accepts annotated freehand sketches as queries. Existing sketch based video retrieval (SBVR) systems enable the appearance ...
Rui Hu, Stuart James, John P. Collomosse
WWW
2008
ACM
16 years 7 months ago
Personalized web exploration with task models
Personalized Web search has emerged as one of the hottest topics for both the Web industry and academic researchers. However, the majority of studies on personalized search focuse...
Jae-wook Ahn, Peter Brusilovsky, Daqing He, Jonath...
KDD
2008
ACM
199views Data Mining» more  KDD 2008»
16 years 6 months ago
Efficient computation of personal aggregate queries on blogs
There is an exploding amount of user-generated content on the Web due to the emergence of "Web 2.0" services, such as Blogger, MySpace, Flickr, and del.icio.us. The part...
Ka Cheung Sia, Junghoo Cho, Yun Chi, Belle L. Tsen...
WECWIS
2002
IEEE
136views ECommerce» more  WECWIS 2002»
15 years 11 months ago
XML-based Advanced UDDI Search Mechanism for B2B Integration
Exploring an appropriate business application published as a Web Service in the UDDI registry is a critical issue. Search for such an application should be effective in terms of t...
Liang-Jie Zhang, Haifei Li, Henry Chang, Tian Chao