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Machine Learning Summer School 2004 - Berder Island
Pascal

Graphical Models and Variational Methods

author: Christopher Bishop, Microsoft Research

Description

In this course I will discuss how exponential families, a standard tool in statistics, can be used with great success in machine learning to unify many existing algorithms and to invent novel ones quite effortlessly. In particular, I will show how they can be used in feature space to recover Gaussian Process classification for multiclass discrimination, sequence annotation (via Conditional Random Fields), and how they can lead to Gaussian Process Regression with heteroscedastic noise assumptions.

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Slides
3:10 Graphical Models and Variational Methods
6:46 Owerview
11:20 Books - statistical perspective
13:33 Books - learning perspective
16:08 Pattern Recognition and Machine Learning
16:26 Probalistic Graphical Models
18:23 Probability Theory
19:08 Directed Graphs:Decomposision
24:26 Directed Acyclic Graphs
24:50 Directed Graphs:Decomposition 1
27:20 Directed Acyclic Graphs 1
30:17 Examples of Directed Graphs
30:35 Undirected Graphs
36:30 Conditioning on Evidence

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Reviews and comments:

Comment1 David, March 13, 2007 at 10:46 p.m.:

a huge part of lecture 4 is not there. could some one please help fix it? thanks.


Comment2 Chang, July 25, 2007 at 12:38 a.m.:

There is a huge chunk of the video missing. After the third lecture, there should be video lecture for Junction trees but instead the fourth lecture jumps to latent variable view of EM


Comment3 mikaiel, September 20, 2007 at 9:44 a.m.:

I look through the video lecture and Part 4 and 5 are in reverse order. Also why is lecture 6 and 7 exactly the same? And why is lecture 8 not present?


Comment4 Francisco, March 15, 2008 at 6:35 p.m.:

Indeed, lecture 8 is missing, just when the lecture would get into variational methods. I wish someone could fix this. Given that the other commnents are from one year ago, I think these commnents are not getting they feedback they should.


Comment5 anon, July 21, 2008 at 1:11 p.m.:

early potion of part5 has no sound..


Comment6 Kayhan, August 20, 2008 at 4:17 a.m.:

lectures 6 and 7 are exactly the same and the most important part of the course (variational inference) is missing! Please add it.


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