199 search results - page 21 / 40 » Digital Libraries Based on Full-Text Retrieval |
VLDB
2000
ACM
13 years 11 months ago
2000
ACM
In digital libraries image retrieval queries can be based on the similarity of objects, using several feature attributes like shape, texture, color or text. Such multi-feature que...
SIGIR
2008
ACM
13 years 7 months ago
2008
ACM
We analyse query length, and fit power-law and Poisson distributions to four different query sets. We provide a practical model for query length, based on the truncation of a Pois...
CLEF
2009
Springer
13 years 5 months ago
2009
Springer
For this year's Image CLEF Photo Retrieval task, we have prepared 5 submission runs to help us assess the effectiveness of 1) image content-based retrieval, and 2) textbased ...
DL
1998
Springer
13 years 11 months ago
1998
Springer
The recent explosion of on-line information in Digital Libraries and on the World Wide Web has given rise to a number of query-based search engines and manually constructed topica...
ACL
2006
13 years 9 months ago
2006
We report on the development of a new automatic feedback model to improve information retrieval in digital libraries. Our hypothesis is that some particular sentences, selected ba...