154 search results - page 29 / 31 » A Probabilistic Retrieval Model for Semistructured Data |
WWW
2007
ACM
14 years 8 months ago
2007
ACM
Often scientists seek to search for articles on the Web related to a particular chemical. When a scientist searches for a chemical formula using a search engine today, she gets ar...
VLSISP
2010
13 years 5 months ago
2010
In this paper we describe a multi-strategy approach to improving semantic extraction from news video. Experiments show the value of careful parameter tuning, exploiting multiple fe...
SIGIR
2002
ACM
13 years 7 months ago
2002
ACM
Collaborative filtering (CF) is valuable in e-commerce, and for direct recommendations for music, movies, news etc. But today's systems have several disadvantages, including ...
SIGIR
2005
ACM
14 years 1 months ago
2005
ACM
A query independent feature, relating perhaps to document content, linkage or usage, can be transformed into a static, per-document relevance weight for use in ranking. The challe...
KDD
2008
ACM
14 years 7 months ago
2008
ACM
This paper addresses several key issues in the ArnetMiner system, which aims at extracting and mining academic social networks. Specifically, the system focuses on: 1) Extracting ...