720 search results - page 71 / 144 » Positional language models for information retrieval |
CIKM
2005
Springer
15 years 3 months ago
2005
Springer
Little work to date in sentiment analysis (classifying texts by ‘positive’ or ‘negative’ orientation) has attempted to use fine-grained semantic distinctions in features ...
UM
2005
Springer
15 years 3 months ago
2005
Springer
Adaptive information systems typically exploit knowledge about the user’s interests, preferences, goals etc. to determine what should be presented to the user and how this presen...
ECIR
2007
Springer
14 years 11 months ago
2007
Springer
A common task in many applications is to find persons who are knowledgeable about a given topic (i.e., expert finding). In this paper, we propose and develop a general probabilis...
EMNLP
2006
14 years 11 months ago
2006
We extended language modeling approaches in information retrieval (IR) to combine collaborative filtering (CF) and content-based filtering (CBF). Our approach is based on the anal...
COLT
1989
Springer
15 years 1 months ago
1989
Springer
The present paper considers the effects of introducing inaccuracies in a learner’s environment in Gold’s learning model of identification in the limit. Three kinds of inaccu...