文档介绍：Handbook puter Vision Algorithms in Image Algebra by Gerhard X. Ritter; Joseph N. Wilson CRC Press, CRC Press LLC 0849326362 05/01/96 ISBN: Pub Date: Search Tips Search this book: Advanced Search Preface Acknowledgments
Chapter 1—Image Algebra . Introduction . Point Sets . Value Sets . Images . Templates . Recursive Templates . Neighborhoods . The p-Product . References Chapter 2—Image Enhancement Techniques . Introduction . Averaging of Multiple Images . Local Averaging . Variable Local Averaging . Iterative Conditional Local Averaging . Max-Min Sharpening Transform . Smoothing Binary Images by Association . Median Filter . Unsharp Masking . Local Area Contrast Enhancement . Histogram Equalization . Histogram Modification . Lowpass Filtering . Highpass Filtering . References Chapter 3—Edge Detection and Boundary Finding Techniques . Introduction . Binary Image Boundaries . Edge Enhancement by Discrete Differencing . Roberts Edge Detector . Prewitt Edge Detector . Sobel Edge Detector . Wallis Logarithmic Edge Detection . Frei-Chen Edge and Line Detection . Kirsch Edge Detector . Directional Edge Detection . Product of the Difference of Averages . Crack Edge Detection . Local Edge Detection in Three-Dimensional Images . Hierarchical Edge Detection . Edge Detection Using K-Forms . Hueckel Edge Operator . Divide-and-Conquer Boundary Detection . Edge Following as Dynamic Programming . References Chapter 4—Thresholding Techniques . Introduction . Global Thresholding . Semithresholding . Multilevel Thresholding . Variable Thresholding . Threshold Selection Using Mean and Standard Deviation . Threshold Selection by Maximizing Between-Class Variance . Threshold Selection Using a Simple