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SIGIR
2009
ACM
15 years 4 months ago
2009
ACM
Query abandonment by search engine users is generally considered to be a negative signal. In this paper, we explore the concept of good abandonment. We define a good abandonment ...
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SIGIR
2009
ACM
15 years 4 months ago
2009
ACM
Social tagging is becoming increasingly popular in many Web 2.0 applications where users can annotate resources (e.g. Web pages) with arbitrary keywords (i.e. tags). A tag recomme...
SIGIR
2009
ACM
15 years 4 months ago
2009
ACM
Web search is increasingly exploiting named entities like persons, places, businesses, addresses and dates. Entity ranking is also of current interest at INEX and TREC. Numerical ...
SIGIR
2009
ACM
15 years 4 months ago
2009
ACM
Crawl selection policy has a direct influence on Web search effectiveness, because a useful page that is not selected for crawling will also be absent from search results. Yet th...
SIGIR
2009
ACM
15 years 4 months ago
2009
ACM
Pseudo relevance feedback (PRF), which has been widely applied in IR, aims to derive a distribution from the top n pseudo relevant documents D. However, these documents are often ...