561 search results - page 62 / 113 » Two-stage language models for information retrieval |
ISMIS
1997
Springer
13 years 12 months ago
1997
Springer
e about image features can be expressed as a hierarchical structure called a Type Abstraction Hierarchy (TAH). TAHs can be generated automatically by clustering algorithms based on...
ECIR
2007
Springer
13 years 9 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
13 years 9 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...
SIGIR
2006
ACM
14 years 1 months ago
2006
ACM
New types of document collections are being developed by various web services. The service providers keep track of non-textual features such as click counts. In this paper, we pre...
IRI
2006
IEEE
14 years 1 months ago
2006
IEEE
We propose a semantic tagger that provides high level concept information for phrases based on several kinds of low level information about words in clinical narrative texts. The ...