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» Two-stage query segmentation for information retrieval
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GIS
2005
ACM
14 years 8 months ago
Close pair queries in moving object databases
Databases of moving objects are important for air traffic control, ground traffic, and battlefield configurations. We introduce the (historical and spatial) range close-pair query...
Panfeng Zhou, Donghui Zhang, Betty Salzberg, Gene ...
HPDC
2010
IEEE
13 years 8 months ago
New caching techniques for web search engines
This paper proposes a cache hierarchy that enables Web search engines to efficiently process user queries. The different caches in the hierarchy are used to store pieces of data w...
Mauricio Marín, Veronica Gil Costa, Carlos ...
GIS
2009
ACM
14 years 8 months ago
PROS: A Peer-to-Peer System for Location Privacy Protection on Road Networks
The k-anonymity technique is widely used to provide location privacy protection for accessing location-based services (LBS), i.e., the exact location of a query initiator is cloak...
Jie Bao 0003, Haiquan Chen, Wei-Shinn Ku
AMR
2006
Springer
157views Multimedia» more  AMR 2006»
13 years 11 months ago
SAFIRE: Towards Standardized Semantic Rich Image Annotation
Most of the currently existing image retrieval systems make use of either low-level features or semantic (textual) annotations. A combined usage during annotation and retrieval is ...
Christian Hentschel, Andreas Nürnberger, Ingo...
HCI
2007
13 years 9 months ago
MyView: Personalized Event Retrieval and Video Compositing from Multi-camera Video Images
Abstract. Video retrieval continues to be one of the most exciting research areas in the field of multimedia technology. With the advancement of sensing and tracking technologies i...
Cheng Chris Zhang, Sung-Bae Cho, Sidney Fels