1715 search results - page 79 / 343 » Document Retrieval using a Probabilistic Knowledge Model |
144
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ITCC
2002
IEEE
15 years 10 months ago
2002
IEEE
The emergence of the world-wide-web has led to an increased interest in methods for searching for information. A key characteristic of many of the online document collections is t...
130
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SIGIR
2002
ACM
15 years 4 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...
163
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IJCNLP
2004
Springer
15 years 10 months ago
2004
Springer
In this paper, a series of window-based methods is proposed for information retrieval. Compared with traditional tf-idf model, our approaches are based on two new key notions. The ...
123
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SIGIR
2006
ACM
15 years 11 months ago
2006
ACM
Despite its intuitive appeal, the hypothesis that retrieval at the level of “concepts” should outperform purely term-based approaches remains unverified empirically. In addit...
131
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SEMCO
2007
IEEE
15 years 11 months ago
2007
IEEE
This paper studies the influence of lexical semantic knowledge upon two related tasks: ad-hoc information retrieval and text similarity. For this purpose, we compare the performa...