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Prof. K. Vijayarekha

 

 

This course gives the importance and usefulness of pattern recognition in modern world. Images can be classified based on their patterns. Clustering which helps in differentiating groups of data is included in this course. Decision functions will be dealt in with. Pattern recognition with the help of the membership of incoming functions will be taught.

The extractable measure of an image called features which help us distinguish one image from the other will be studied. Feature extraction and feature selection will also form a part of this course. As application of pattern recognition, Pattern recognition using Fuzzy logic and neural network will be used.

 

Module

Course content

Hours

Module

I

INTRODUCTION TO PATTERN RECOGNITION

Basic concepts- Structure of a typical pattern recognition system.

4

Module 1

II

DECISION FUNCTIONS

Role of decision functions in pattern recognition- Linear and generalized decision functions - Concept of pattern space and weight space - Geometric properties - Implementation of decision functions.

5

Module 2

III

FEATURES

Feature vectors - Feature spaces - Problem of feature identification Feature selection and feature extraction.

4

Module 3

IV

CLUSTERING

Distance measures - Clustering transformation and feature ordering - Clustering in feature selection - Feature selection through entropy minimization.

5

Module 4

V

PATTERN CLASSIFICATION BY DISTANCE FUNCTIONS

Pattern classification by distance functions - Minimum distance classification - Cluster and cluster seeking algorithms - Pattern classification by likelihood functions.

4

Module 5

VI

PATTERN CLASSIFICATION BY STATISTICAL FUNCTIONS

Pattern classification using Statistical classifiers - Bayes’ classifier - Classification performance measures - Risk and error probabilities.

5

Module 6

VII

PATTERN RECOGNITION USING FUZZY CLASSIFIERS

Fuzzy and crisp classification - Fuzzy clustering - Fuzzy pattern recognition - Syntactic pattern recognition- Selection of primitives - Syntax analysis for pattern recognition.

5

Module 7

VIII

PATTERN RECOGNITION USING NEURAL CLASSIFIERS

Introduction - Neural network structures for PR, Neural network based pattern associators - Feed forward networks trained by back propagation - ART networks.

5

Module 8

IX

APPLICATION OF PATTERN RECOGNITION

Application of pattern recognition problem applied forclassification of leather images - Application of pattern recognition problem for classification of citrus fruit images.

3

Module 9

 

Total

40