This book contains seven chapters encircles comprehensive study on unsupervised change detection from remote sensing images for research scholar .Change detection (CD) is a very important topic in remote sensing for observing the earth .Change detection can be performed by two methods namely supervised and unsupervised Classification.We hope that the book will certainly adequate and systematic knowledge to the readers .Any suggestions to the improvement of this book will be highly appreciated.

This book contains eight chapters encircles comprehensive study on exudates detection in retinal fundus images.automatic detection of exudates from retinal fundus images using DMP is very novel idea.In this book, we describe the methods of exudates detection and develop a new method.This method is very beneficial for diabetic retinopathy. with the help of this method we can easile identify the stage disease.