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1、Chapter 5 Estimation and Learning,2,Outline,Parametric Estimation Maximum Likelihood Estimation Unbiased Estimates Bayes Estimation Non-Parametric Estimation Histogram Estimation Parzen Window Estimation kN-Nearest-Neighbour Estimation,3,Estimation,4,5.1 Parametric Estimation,5,5.1 Parametric Estima
2、tion,6,5.1 Parametric Estimation,7,5.1 Parametric Estimation,8,5.1.1 Maximum Likelihood Estimation,9,5.1.1 Maximum Likelihood Estimation,10,5.1.1 Maximum Likelihood Estimation,11,5.1.1 Maximum Likelihood Estimation,12,5.1.1 Maximum Likelihood Estimation,13,5.1.1 Maximum Likelihood Estimation,14,5.1.
3、1 Maximum Likelihood Estimation,15,5.1.1 Maximum Likelihood Estimation,16,5.1.1 Maximum Likelihood Estimation,17,5.1.2 Unbiased Estimates,18,5.1.2 Unbiased Estimates,19,5.1.2 Unbiased Estimates,20,5.1.2 Unbiased Estimates,21,5.1.2 Unbiased Estimates,22,5.1.2 Unbiased Estimates,23,5.1.2 Unbiased Esti
4、mates,24,5.1.2 Unbiased Estimates,25,5.1.3 Bayes Estimation (Bayes Learning),26,5.1.3 Bayes Estimation,27,5.1.3 Bayes Estimation,28,5.1.3 Bayes Estimation,29,5.1.3 Bayes Estimation,30,5.1.3 Bayes Estimation,31,5.1.3 Bayes Estimation,32,5.1.3 Bayes Estimation,0=0,0,33,5.1.3 Bayes Estimation,34,5.2 No
5、n-Parametric Estimation,35,5.2.1 Histogram Estimation,36,5.2.1 Histogram Estimation,37,5.2.1 Histogram Estimation,38,5.2.1 Histogram Estimation,39,5.2.1 Histogram Estimation,40,5.2.1 Histogram Estimation,41,5.2.1 Histogram Estimation,42,5.2.1 Histogram Estimation,43,5.2.2 Parzen Window Estimation (K
6、ernel),44,5.2.2 Parzen Window Estimation,45,5.2.2 Parzen Window Estimation,46,5.2.2 Parzen Window Estimation,47,5.2.2 Parzen Window Estimation,48,5.2.2 Parzen Window Estimation,49,5.2.2 Parzen Window Estimation,50,5.2.2 Parzen Window Estimation,51,5.2.2 Parzen Window Estimation,52,5.2.3 kN-Nearest-N
7、eighbour Estimation,53,5.2 Non-Parametric Estimation,54,Team Presentation,The focus of this years presentation is the use of Statistics and Computational Intelligence Methods for classification or clustering. Each group (at most 4 persons) is to select two of the approaches (one belongs to statistic
8、s method, another belongs to computational intelligence method) listed below, search the literature for recent articles on their use for classification or clustering, study them and prepare a presentation. The projects will be implementation (or use) of two (or more) method(s) from the selected appr
9、oach and testing on artificial and real data set.,55,Team Presentation,Statistics (Traditional) Approaches: Minimum Euclidean Distance (MED) Classifier Minimum Intra-Class Distance (MICD) Classifier The Bayesian Classifier The Maximum A Posteriori Probability (MAP) Classifier The Maximum Likelihood
10、(ML) Classifier k-Nearest Neighbor (KNN) Classifier Decision Tree Partitioning Clustering Algorithms Hierarchical Clustering Algorithms Density-Based Clustering Methods Grid-Based Clustering Methods,56,Team Presentation,Computational Intelligence Approaches: The Backpropagation Algorithm (BP) Radial
11、 Basis Function Networks (RBF) Support Vector Machines (SVM) Self-Organizing Maps (SOM) Adaptive Resonance Theory (ART) Swarm Intelligence (ANT or PSO) Fuzzy Theory,57,Team Presentation,The artificial data set: e.g. 2D4C data set: containing four standard 2D-Gaussian distributed clusters of 50 patte
12、rns each. The mean vectors are 0.2, 0.2T, 0.2, 0.8 T, 0.8, 0.2 T, and 0.8, 0.8 T . variances are all equal to 0.1. The real data set: (1) Iris Data set (from UCI) containing 3 classes of 150 instances total in a 4 dimensional space. (2) Wine Data set (from UCI) containing 3 classes of 178 instances
13、total in a 13 dimensional space.,58,Team Presentation,Each group will give a presentation on the classification or clustering approach they studied and the results of testing their method(s) on the data and some conclusions. Presentations will be 20-25 minutes using powerpoint. A copy of report shou
14、ld not exceed 20 pages of write up. Code listing can be added in Appendix. Each presentation should include the following:,59,Team Presentation,Brief review of literature on the methods of the selected Classification or Clustering. Description of the methods selected for implementation. Implementati
15、on: Data structures used, program structures, data representation. Testing: test cases using your own and the provided data sets and evaluation the performance. Discussion of results and conclusions: it is very important to provide a discussion on the use of the methods selected and discuss their su
16、itability and/or limitations for the application. References.,60,Project Report,The focus of the project is the research problems such as Statistical Pattern Recognition, Syntactic Pattern Recognition. Each student is to select one of the projects, search the literature for recent articles, study them and
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