Sciweavers

2050 search results - page 11 / 410
» Effectiveness of complex index terms in information retrieva...
Sort
View
SIGIR
2004
ACM
15 years 2 months ago
Locality preserving indexing for document representation
Document representation and indexing is a key problem for document analysis and processing, such as clustering, classification and retrieval. Conventionally, Latent Semantic Index...
Xiaofei He, Deng Cai, Haifeng Liu, Wei-Ying Ma
ECIR
2010
Springer
14 years 7 months ago
Query Aspect Based Term Weighting Regularization in Information Retrieval
Abstract. Traditional retrieval models assume that query terms are independent and rank documents primarily based on various term weighting strategies including TF-IDF and document...
Wei Zheng, Hui Fang
CLEF
2007
Springer
15 years 3 months ago
Robust Retrieval Experiments at the University of Hildesheim
This paper reports on experiments submitted for the robust task at CLEF 2007. We applied a system previously tested for ad-hoc retrieval. Experiments were focused on the effect of...
Ben Heuwing, Thomas Mandl
AINA
2007
IEEE
15 years 3 months ago
DHTs over Peer Clusters for Distributed Information Retrieval
Distributed Hash Tables (DHTs) are very efficient for querying based on key lookups, if only a small number of keys has to be registered by each individual peer. However, building...
Odysseas Papapetrou, Wolf Siberski, Wolf-Tilo Balk...
MMDB
2003
ACM
94views Multimedia» more  MMDB 2003»
15 years 2 months ago
Improving image retrieval effectiveness via multiple queries
Conventional approaches to image retrieval are based on the assumption that relevant images are physically near the query image in some feature space. This is the basis of the clu...
Xiangyu Jin, James C. French