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SIGIR
2008
ACM
14 years 11 months ago
A new probabilistic retrieval model based on the dirichlet compound multinomial distribution
The classical probabilistic models attempt to capture the Ad hoc information retrieval problem within a rigorous probabilistic framework. It has long been recognized that the prim...
Zuobing Xu, Ram Akella
ATAL
2007
Springer
15 years 3 months ago
A reinforcement learning based distributed search algorithm for hierarchical peer-to-peer information retrieval systems
The dominant existing routing strategies employed in peerto-peer(P2P) based information retrieval(IR) systems are similarity-based approaches. In these approaches, agents depend o...
Haizheng Zhang, Victor R. Lesser
AAAI
2006
15 years 1 months ago
Script and Language Identification in Degraded and Distorted Document Images
This paper reports a statistical identification technique that differentiates scripts and languages in degraded and distorted document images. We identify scripts and languages th...
Shijian Lu, Chew Lim Tan
63
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EACL
2006
ACL Anthology
15 years 1 months ago
A Figure of Merit for the Evaluation of Web-Corpus Randomness
In this paper, we present an automated, quantitative, knowledge-poor method to evaluate the randomness of a collection of documents (corpus), with respect to a number of biased pa...
Massimiliano Ciaramita, Marco Baroni
JASIS
2008
86views more  JASIS 2008»
14 years 11 months ago
Metadata harvesting for content-based distributed information retrieval
We propose an approach to content-based Distributed Information Retrieval based on the periodic and incremental centralisation of full-content indices of widely dispersed and auto...
Fabio Simeoni, Murat Yakici, Steve Neely, Fabio Cr...