Table of Contents


Topics Covered in Application Case Studies

Influences Impinging upon Integrated Vision System Design



About the Author


Glossary of Acronyms and Abbreviations

Chapter 1. Vision, the Challenge

1.1 Introduction—Man and His Senses

1.2 The Nature of Vision

1.3 From Automated Visual Inspection to Surveillance

1.4 What This Book is About

1.5 The Following Chapters

1.6 Bibliographical Notes

PART 1. Low-level Vision

Chapter 2. Images and Imaging Operations

2.1 Introduction

2.2 Image Processing Operations

2.3 Convolutions and Point Spread Functions

2.4 Sequential Versus Parallel Operations

2.5 Concluding Remarks

2.6 Bibliographical and Historical Notes

2.7 Problems

Chapter 3. Basic Image Filtering Operations

3.1 Introduction

3.2 Noise Suppression by Gaussian Smoothing

3.3 Median Filters

3.4 Mode Filters

3.5 Rank Order Filters

3.6 Reducing Computational Load

3.7 Sharp–Unsharp Masking

3.8 Shifts Introduced by Median Filters

3.9 Discrete Model of Median Shifts

3.10 Shifts Introduced by Mode Filters

3.11 Shifts Introduced by Mean and Gaussian Filters

3.12 Shifts Introduced by Rank Order Filters

3.13 The Role of Filters in Industrial Applications of Vision

3.14 Color in Image Filtering

3.15 Concluding Remarks

3.16 Bibliographical and Historical Notes

3.17 Problems

Chapter 4. Thresholding Techniques

4.1 Introduction

4.2 Region-Growing Methods

4.3 Thresholding

4.4 Adaptive Thresholding

4.5 More Thoroughgoing Approaches to Threshold Selection

4.6 The Global Valley Approach to Thresholding

4.7 Practical Results Obtained Using the Global Valley Method

4.8 Histogram Concavity Analysis<


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© 2012
Academic Press
Print ISBN:
Electronic ISBN:

About the author

E. R. Davies

Roy Davies is a Professor of Machine Vision at Royal Holloway, University of London, and has extensive experience of machine vision, image analysis, automated visual inspection, and noise suppression techniques. His book Electronics, Noise, and Signal Recovery was published in 1993 by Academic Press, and is a useful companion to the present volume.

Affiliations and Expertise

Royal Holloway, University of London, U.K.