Location: EU Supported » PASCAL - Pattern Analysis, Statistical Modelling and Computational Learning » Machine Learning Summer School 2006 - Taipei

Graphical Models, Variational Methods, and Message-Passing

author:Martin J. Wainwright, UC Berkeley, University of California
published: Feb. 25, 2007,   recorded: July 2006,   views: 1275
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Slides

Slides
0:05 Graphical models, message-passing algorithms, and
variational methods: Part I
1:06 Introduction
2:26 Some broad questions
5:35 Outline
6:16 Example: Hidden Markov models
9:53 Example: Image processing and computer vision (I)
14:03 Example: Computer vision (II)
14:27 Stereo pairs: Dom St. Stephan, Passau
17:15 Example: Graphical codes for communication
20:31 Graphical codes and decoding (continued)
20:39 Outline
21:21 Undirected graphical models (Markov random fields)
23:27 Factorization and Markov properties
28:23 Illustrative example: Ising/Potts model for images
29:52 Directed graphical models
32:11 Illustrative example: Hidden Markov model (HMM)
33:02 Factor graph representations
43:43 Representational equivalence: Factorization and
Markov property
46:33 Outline
47:52 Computational problems of interest
52:17 Elimination algorithm (I)
54:42 Elimination algorithm (II;A)
55:21 Elimination algorithm (II;B)
55:48 Elimination algorithm (III)
55:52 Elimination algorithm (IV)
56:00 Elimination algorithm (V)
59:15 Summary of elimination algorithm
62:52 Sum-product algorithm on (junction) trees
69:02 Sum-product on trees (I)
72:46 Sum-product on trees (II)
73:03 Sum-product on trees (III)
73:11 Summary: sum-product algorithm on a tree
74:48 Max-product algorithm on trees (I)

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Download slides icon Download slides: mlss06tw_wainwright_gmvmm_00_01.pdf (434.7 KB)

Download slides icon Download slides: mlss06tw_wainwright_gmvmm_02_03.pdf (474.1 KB)

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Reviews and comments:

Comment1 Son Tran, May 14, 2008 at 5:52 a.m.:

There is problem with the sound in the part3, from around 3:19 on. Please fix the problem. Thanks a lot.

Comment2 anon, July 21, 2008 at 8:37 a.m.:

I'm seeing the same sound problem in the part3.

Comment3 NT, January 10, 2009 at 5:29 a.m.:

No sound in the Part 3.

Comment4 bhargav, July 29, 2009 at 8:25 p.m.:

Part 3 is not working.

Comment5 bhargav, July 29, 2009 at 10:06 p.m.:

Can you please upload part 3 ?
Thank you.

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