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EE462 MLCV 1 Lecture 3-4 Clustering (1hr) Gaussian Mixture and EM (1hr) Tae-Kyun Kim.

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Presentation on theme: "EE462 MLCV 1 Lecture 3-4 Clustering (1hr) Gaussian Mixture and EM (1hr) Tae-Kyun Kim."— Presentation transcript:

1 EE462 MLCV 1 Lecture 3-4 Clustering (1hr) Gaussian Mixture and EM (1hr) Tae-Kyun Kim

2 EE462 MLCV 2 Vector Clustering

3 EE462 MLCV 3 ` RGBRGB Pixel Clustering (Image Quantisation)

4 EE462 MLCV 4 dimension D … …… or raw pixels … K codewords Patch Clustering

5 EE462 MLCV 5 Refer to Lecture 9-10 for BoW

6 EE462 MLCV 6 …… Image Clustering

7 EE462 MLCV 7 K-means vs GMM Hard clustering Soft clustering

8 EE462 MLCV 8 Matrix and Vector Derivatives

9 EE462 MLCV 9

10 10 K-means Clustering

11 EE462 MLCV 11

12 EE462 MLCV 12

13 EE462 MLCV 13

14 EE462 MLCV 14

15 EE462 MLCV 15

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17 EE462 MLCV 17 Statistical Pattern Recognition Toolbox for Matlab http://cmp.felk.cvut.cz/cmp/software/s tprtool/ …\stprtool\probab\cmeans.m …\stprtool\probab\cmeans_tk.m

18 EE462 MLCV 18 Mixture of Gaussians

19 EE462 MLCV 19

20 EE462 MLCV 20

21 EE462 MLCV 21

22 EE462 MLCV 22 Maximum Likelihood

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29 EE462 MLCV 29 Statistical Pattern Recognition Toolbox for Matlab http://cmp.felk.cvut.cz/cmp/software/s tprtool/ …\stprtool\visual\pgmm.m …\stprtool\demos\demo_emgmm.m

30 EE462 MLCV 30 Advanced topic (optional) http://www.iis.ee.ic.ac.uk/~tkkim/ml cv/lecture_clustering_em.pdf

31 EE462 MLCV 31 EM Algorithm in General

32 EE462 MLCV 32

33 EE462 MLCV 33


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