699 search results - page 52 / 140 » Hierarchical pitman-yor language model for information retri... |
SIGIR
2009
ACM
14 years 1 months ago
2009
ACM
Recent work in supervised learning of term-based retrieval models has shown significantly improved accuracy can often be achieved via better model estimation [2, 10, 11, 17]. In ...
MM
2004
ACM
14 years 25 days ago
2004
ACM
In this paper, we propose a unified framework, called Markov Model Mediator (MMM), to facilitate image database clustering and to improve the query performance. The structure of t...
SIGIR
2003
ACM
14 years 20 days ago
2003
ACM
We consider the problem of modeling annotated data—data with multiple types where the instance of one type (such as a caption) serves as a description of the other type (such as...
CIKM
2009
Springer
14 years 1 days ago
2009
Springer
Biomedical images and captions are one of the major sources of information in online biomedical publications. They often contain the most important results to be reported, and pro...
WSDM
2009
ACM
14 years 2 months ago
2009
ACM
Temporal expressions, such as between 1992 and 2000, are frequent across many kinds of documents. Text retrieval, though, treats them as common terms, thus ignoring their inherent...