4469 search results - page 396 / 894 » Comparing and Combining Profiles |
194
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SIGIR
2003
ACM
16 years 2 days ago
2003
ACM
We propose a Bayesian extension to the ad-hoc Language Model. Many smoothed estimators used for the multinomial query model in ad-hoc Language Models (including Laplace and Bayes-...
137
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CIVR
2003
Springer
16 years 1 days ago
2003
Springer
Margin-maximizing techniques such as boosting have been generating excitement in machine learning circles for several years now. Although these techniques offer significant impro...
187
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CLEF
2003
Springer
16 years 1 days ago
2003
Springer
The current expansion in collections of natural language based digital documents in various media and languages is creating challenging opportunities for automatically accessing t...
158
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GW
2003
Springer
16 years 1 days ago
2003
Springer
In this work, we present the results of a comparative user study evaluating multimodal user interactions with regard to two different operation scenarios: a desktop Virtual-Reality...
177
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IDEAL
2003
Springer
16 years 1 days ago
2003
Springer
The error-correcting output coding (ECOC) method reduces the multiclass learning problem into a series of binary classifiers. In this paper, we consider the dense ECOC methods, co...