180 search results - page 20 / 36 » Unsupervised Selection and Estimation of Finite Mixture Mode... |
SIGMOD
1994
ACM
15 years 5 months ago
1994
ACM
We describe an algorithm for estimating the number of page fetches for a partial or complete scan of a B-tree index. The algorithm obtains estimates for the number of page fetches ...
JMLR
2000
15 years 1 months ago
2000
This paper describes the mixtures-of-trees model, a probabilistic model for discrete multidimensional domains. Mixtures-of-trees generalize the probabilistic trees of Chow and Liu...
109
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ICIP
1998
IEEE
16 years 2 months ago
1998
IEEE
In this paper, we proposed a neural network based scheme for performing unsupervised video object segmentation, especially for videophone or videoconferencing applications. The pr...
104
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ICPR
2008
IEEE
15 years 7 months ago
2008
IEEE
Recent studies in patch-based Gaussian Mixture Model (GMM) approaches for face age estimation present promising results. We propose using a hidden Markov model (HMM) supervector t...
146
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AAAI
2010
14 years 10 months ago
2010
The latent topic model plays an important role in the unsupervised learning from a corpus, which provides a probabilistic interpretation of the corpus in terms of the latent topic...