3251 search results - page 502 / 651 » Challenges in Web Information Retrieval |
HT
2009
ACM
14 years 6 days ago
2009
ACM
With the advent of Web 2.0 tagging became a popular feature. People tag diverse kinds of content, e.g. products at Amazon, music at Last.fm, images at Flickr, etc. Clicking on a t...
NAR
1998
13 years 8 months ago
1998
We have continued to develop MITOMAP (http://www.gen.emory.edu/MITOMAP ), a comprehensive database for the human mitochondrial DNA (mtDNA). MITOMAP uses the mtDNA sequence as the ...
SIGIR
2002
ACM
13 years 8 months ago
2002
ACM
A novel method for simultaneous keyphrase extraction and generic text summarization is proposed by modeling text documents as weighted undirected and weighted bipartite graphs. Sp...
CSE
2009
IEEE
14 years 3 months ago
2009
IEEE
—Web 2.0 applications, including blogs, wikis and social networking sites, pose challenging privacy issues. Many users are unaware that search engines index personal information ...
SEMCO
2008
IEEE
14 years 3 months ago
2008
IEEE
One challenge for relevance ranking in Web search is underspecified queries. For such queries, top-ranked documents may contain information irrelevant to the search goal of the us...