Sciweavers

24105 search results - page 318 / 4821
» Models in Information Retrieval
Sort
View
SIGIR
2000
ACM
15 years 11 months ago
Partial collection replication versus caching for information retrieval systems
Abstract The explosion of content in distributed information retrieval (IR) systems requires new mechanisms to attain timely and accurate retrieval of unstructured text. In this pa...
Zhihong Lu, Kathryn S. McKinley
CIKM
2010
Springer
15 years 5 months ago
Hypergraph-based multilevel matrix approximation for text information retrieval
In Latent Semantic Indexing (LSI), a collection of documents is often pre-processed to form a sparse term-document matrix, followed by a computation of a low-rank approximation to...
Haw-ren Fang, Yousef Saad
CIKM
2010
Springer
15 years 4 months ago
Utilizing re-finding for personalized information retrieval
Individuals often use search engines to return to web pages they have previously visited. This behaviour, called refinding, accounts for about 38% of all queries. While researcher...
Sarah K. Tyler, Jian Wang, Yi Zhang 0001
PCM
2004
Springer
107views Multimedia» more  PCM 2004»
16 years 1 days ago
Complete Performance Graphs in Probabilistic Information Retrieval
The performance of a Content-Based Image Retrieval (CBIR) system presented in the form of Precision-Recall or PrecisionScope graphs offers an incomplete overview of the system und...
Nicu Sebe, Dionysius P. Huijsmans, Qi Tian, Theo G...
VLDB
1992
ACM
120views Database» more  VLDB 1992»
15 years 10 months ago
An Information-Retrieval Approach for Image Databases
The retrieval process in image database systems is inherently different from the retrieval processin traditional (recordoriented)databasesystems.While thelatter canbe consideredan...
Fausto Rabitti, Pasquale Savino