893 search results - page 97 / 179 » A New Performance Evaluation Technique for Web Information R... |
WWW
2005
ACM
14 years 9 months ago
2005
ACM
Message hierarchies in web discussion boards grow with new postings. Threads of messages evolve as new postings focus within or diverge from the original themes of the threads. Th...
EDBT
2006
ACM
14 years 9 months ago
2006
ACM
Abstract. We consider a collaboration of peers autonomously crawling the Web. A pivotal issue when designing a peer-to-peer (P2P) Web search engine in this environment is query rou...
SAC
2004
ACM
14 years 2 months ago
2004
ACM
Until recently, issues in image retrieval have been handled in DBMSs and in computer vision as separate research works. Nowadays, the trend is towards integrating the two approach...
SIGIR
2009
ACM
14 years 3 months ago
2009
ACM
Pseudo-relevance feedback (PRF) via query-expansion has been proven to be effective in many information retrieval (IR) tasks. In most existing work, the top-ranked documents from...
ICWE
2010
Springer
14 years 1 months ago
2010
Springer
The recent proliferation of crowd computing initiatives on the web calls for smarter methodologies and tools to annotate, query and explore repositories. There is the need for scal...