760 search results - page 42 / 152 » Positional Language Models for Clinical Information Retrieva... |
SIGIR
2006
ACM
14 years 2 months ago
2006
ACM
We present a novel language modeling approach to capturing the query reformulation behavior of Web search users. Based on a framework that categorizes eight different types of “...
SIGIR
2002
ACM
13 years 8 months ago
2002
ACM
This work proposes a model for video retrieval based upon the inference network model. The document network is constructed using video metadata encoded using MPEG-7 and captures i...
ECIR
2008
Springer
13 years 10 months ago
2008
Springer
Many traditional information retrieval models, such as BM25 and language modeling, give good retrieval effectiveness, but can be difficult to implement efficiently. Recently, docum...
VISUAL
1999
Springer
14 years 27 days ago
1999
Springer
In this paper we propose a new General Image DataBase (GIDB) model. The model establishes taxonomy based on the systematisation of existing approaches. The GIDB model is based on t...
WWW
2008
ACM
14 years 9 months ago
2008
ACM
In this paper, we propose a novel unsupervised approach to query segmentation, an important task in Web search. We use a generative query model to recover a query's underlyin...