4127 search results - page 487 / 826 » Evaluation methods for topic models |
170
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PKDD
2009
Springer
16 years 1 months ago
2009
Springer
A frequent problem in density level-set estimation is the choice of the right features that give rise to compact and concise representations of the observed data. We present an eï¬...
123
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ACSAC
2008
IEEE
16 years 1 months ago
2008
IEEE
We present and evaluate various methods for purely automated attacks against click-based graphical passwords. Our purely automated methods combine click-order heuristics with focu...
169
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ICIP
2008
IEEE
16 years 1 months ago
2008
IEEE
This work presents a new statistical approach to region merging where regions are modeled as arbitrary discrete distributions, directly estimated from the pixel values. Under this...
173
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HPCC
2007
Springer
16 years 27 days ago
2007
Springer
This paper presents a publish/subscribe based asynchronous remote method invocation framework (PARMI) aiming to improve performance and programming flexibility. PARMI enables high-...
148
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IJCNLP
2004
Springer
16 years 3 days ago
2004
Springer
In this paper, we present a deterministic dependency structure analyzer for Chinese. This analyzer implements two algorithms – Yamada and Nivre models – and two sorts of class...