507 search results - page 42 / 102 » Portfolio theory of information retrieval |
CIVR
2008
Springer
13 years 9 months ago
2008
Springer
Recent content-based video retrieval systems combine output of concept detectors (also known as high-level features) with text obtained through automatic speech recognition. This ...
CLEF
2007
Springer
14 years 1 months ago
2007
Springer
This paper presents the LIG contribution to the CLEF 2007 medical retrieval task (i.e. ImageCLEFmed). The main idea in this paper is to incorporate medical knowledge in the langua...
SIGIR
2002
ACM
13 years 7 months ago
2002
ACM
We develop a method for predicting query performance by computing the relative entropy between a query language model and the corresponding collection language model. The resultin...
CIKM
2011
Springer
12 years 7 months ago
2011
Springer
Powerful SIMD instructions in modern processors offer an opportunity for greater search performance. In this paper, we apply these instructions to decoding search engine posting ...
ICIP
2005
IEEE
14 years 1 months ago
2005
IEEE
This paper presents a Bayesian Network model for ContentBased Image Retrieval (CBIR). In the explanation and test of this work, only two images features (semantic evidences) are i...