155 search results - page 26 / 31 » On the effectiveness of evaluating retrieval systems in the ... |
WSDM
2010
ACM
14 years 4 months ago
2010
ACM
In web search, recency ranking refers to ranking documents by relevance which takes freshness into account. In this paper, we propose a retrieval system which automatically detect...
WWW
2004
ACM
14 years 8 months ago
2004
ACM
Without textual descriptions or label information of images, searching semantic concepts in image databases is still a very challenging task. While automatic annotation techniques...
PVLDB
2010
13 years 5 months ago
2010
Users of text search engines are increasingly wary that their activities may disclose confidential information about their business or personal profiles. It would be desirable f...
WWW
2010
ACM
13 years 11 months ago
2010
ACM
In this paper, we demonstrate a novel landmark photo search and browsing system, Agate, which ranks landmark image search results considering their relevance, diversity and qualit...
FGR
2008
IEEE
13 years 9 months ago
2008
IEEE
The phenomenal growth of video on the web and the increasing sparseness of meta information associated with it forces us to look for signals from the video content for search/info...