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» Challenges on Distributed Web Retrieval
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CN
2010
136views more  CN 2010»
13 years 8 months ago
PCIR: Combining DHTs and peer clusters for efficient full-text P2P indexing
Distributed hash tables (DHTs) are very efficient for querying based on key lookups. However, building huge term indexes, as required for IR-style keyword search, poses a scalabil...
Odysseas Papapetrou, Wolf Siberski, Wolfgang Nejdl
ICDE
2007
IEEE
209views Database» more  ICDE 2007»
14 years 2 months ago
Hierarchical Temporal Association Mining for Video Event Detection in Video Databases
With the proliferation of multimedia data and evergrowing requests for multimedia applications, new challenges are emerged for efficient and effective managing and accessing large...
Min Chen, Shu-Ching Chen, Mei-Ling Shyu
LATIN
2004
Springer
14 years 1 months ago
Global Synchronization in Sensornets
Time synchronization is necessary in many distributed systems, but achieving synchronization in sensornets, which combine stringent precision requirements with severe resource con...
Jeremy Elson, Richard M. Karp, Christos H. Papadim...
WWW
2008
ACM
14 years 8 months ago
Deciphering mobile search patterns: a study of Yahoo! mobile search queries
In this paper we study the characteristics of search queries submitted from mobile devices using various Yahoo! oneSearch applications during a 2 months period in the second half ...
Jeonghee Yi, Farzin Maghoul, Jan O. Pedersen
MIR
2005
ACM
176views Multimedia» more  MIR 2005»
14 years 1 months ago
Hybrid visual and conceptual image representation within active relevance feedback context
Many of the available image databases have keyword annotations associated with the images. In spite of the availability of good quality low-level visual features that reflect wel...
Marin Ferecatu, Nozha Boujemaa, Michel Crucianu