5213 search results - page 339 / 1043 » Statistical entity-topic models |
232
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ICML
2009
IEEE
16 years 8 months ago
2009
IEEE
We consider Gaussian multiresolution (MR) models in which coarser, hidden variables serve to capture statistical dependencies among the finest scale variables. Tree-structured MR ...
228
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CVPR
2009
IEEE
16 years 2 months ago
2009
IEEE
In this paper we revisit the process of constructing a high resolution 3D morphable model of face shape variation. We demonstrate how the statistical tools of thin-plate splines a...
247
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ICML
2009
IEEE
16 years 2 months ago
2009
IEEE
Topic models such as Latent Dirichlet Allocation (LDA) and Correlated Topic Model (CTM) have recently emerged as powerful statistical tools for text document modeling. In this pap...
179
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SIGIR
2006
ACM
16 years 1 months ago
2006
ACM
Pseudo-relevance feedback has proven to be an effective strategy for improving retrieval accuracy in all retrieval models. However the performance of existing pseudo feedback meth...
199
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AIED
2005
Springer
16 years 25 days ago
2005
Springer
Time on task is an important predictor for how much students learn. However, students must be focused on their learning for the time invested to be productive. Unfortunately, stude...