459 search results - page 25 / 92 » Random sampling from a search engine's index |
WINE
2007
Springer
14 years 2 months ago
2007
Springer
We consider the problem of designing auctions with worst case revenue guarantees for sponsored search. This problem differs from previous work because of ad dependent clickthroug...
SIGIR
2009
ACM
14 years 3 months ago
2009
ACM
Large search engines process thousands of queries per second on billions of pages, making query processing a major factor in their operating costs. This has led to a lot of resear...
TRECVID
2008
13 years 10 months ago
2008
In this paper we describe our TRECVID 2008 video retrieval experiments. The MediaMill team participated in three tasks: concept detection, automatic search, and interactive search...
SEMWEB
2007
Springer
14 years 2 months ago
2007
Springer
We present the architecture of an end-to-end semantic search engine that uses a graph data model to enable interactive query answering over structured and interlinked data collecte...
ADC
2004
Springer
14 years 1 months ago
2004
Springer
Web search engines crawl the web to fetch the data that they index. In this paper we re-examine that need, and evaluate the network costs associated with data acquisition, and alt...