441 search results - page 30 / 89 » Query expansion using random walk models |
SKG
2005
IEEE
14 years 3 months ago
2005
IEEE
In this paper, we propose the Semantic Information Model for Digital Libraries - DLOnto based on the theory of the Semantic Web, and give the formalized definition of and relative ...
CLEF
2008
Springer
13 years 11 months ago
2008
Springer
The domain-specific track evaluates retrieval models for structured scientific bibliographic collections in English, German and Russian. Documents contain elements (title, abstrac...
CVIU
2006
13 years 10 months ago
2006
We present algorithms for recognizing human motion in monocular video sequences, based on discriminative Conditional Random Field (CRF) and Maximum Entropy Markov Models (MEMM). E...
ERCIMDL
2007
Springer
14 years 4 months ago
2007
Springer
We propose and evaluate a query expansion mechanism that supports searching and browsing in collections of annotated documents. Based on generative language models, our feedback me...
WWW
2002
ACM
14 years 10 months ago
2002
ACM
The Web graph is a giant social network whose properties have been measured and modeled extensively in recent years. Most such studies concentrate on the graph structure alone, an...