32 search results - page 2 / 7 » User-centric content freshness metrics for search engines |
WISE
2005
Springer
13 years 11 months ago
2005
Springer
Existing search engines contain the picture of the Web from the past and their ranking algorithms are based on data crawled some time ago. However, a user requires not only relevan...
WWW
2010
ACM
13 years 9 months ago
2010
ACM
Realtime web search refers to the retrieval of very fresh content which is in high demand. An effective portal web search engine must support a variety of search needs, including ...
WWW
2007
ACM
14 years 6 months ago
2007
ACM
We address the problem of measuring global quality metrics of search engines, like corpus size, index freshness, and density of duplicates in the corpus. The recently proposed est...
EUROPAR
2008
Springer
13 years 7 months ago
2008
Springer
We present a distributed index data structure and algorithms devised to support parallel query processing of multimedia content in search engines. We present a comparative study wi...
CIKM
2006
Springer
13 years 9 months ago
2006
Springer
This work addresses two common problems in search, frequently occurring with underspecified user queries: the top-ranked results for such queries may not contain documents relevan...