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Table Of Contents
Introduction ............................................................................................ i
Chapter 1 No more loops and more speed ........................................ 1-1Techniques 1-1
Getting rid of loops 1-1
The Where function 1-2
> and < operators 1-4
# and ## operators 1-5
Recursion 1-7
Accessing arrays in memory order 1-12
Minimizing virtual memory 1-13
Row replacement 1-15
Exercise 1-15
Chapter 2 Regions of Interest ............................................................. 2-1
Techniques 2-1
Background 2-1
Running the Program 2-5
Program Design 2-9
Program Description 2-10
Loading in the image 2-15
Creating a new ROI 2-17
Matching the event with a region 2-25
Deleting a region 2-27
Editing a region 2-29
The magic! 2-37
Exercises 2-44
Chapter 3 Active Contours AKA Snakes ........................................... 3-1
Techniques 3-1
Background 3-1
Running the Program 3-2
Theory 3-6
Program Design 3-9
Program Description 3-10
Exercises 3-31
Chapter 4 Simulated Annealing .................................................... 4-1Techniques 4-1
Background 4-1
Running the Program 4-2
Theory 4-5
Program Design 4-8
Program Description 4-8
Virtual function 4-24
Virtual procedures 4-26
Exercises 4-27
Chapter 5 Objects ........................................................................... 5-1
Back in the dark ages 5-1
Chapter 6 Objects and GUIs ......................................................... 6-1
Techniques 6-1
Background 6-1
Running the Program 6-1
Program Description 6-2
Chapter 7 Watershed Segmentation ............................................. 7-1
Techniques 7-1
Background 7-1
Running the Program 7-3
Theory 7-8
Program Design 7-13
Program Description 7-15
expand method 7-27
shrink method 7-28
downsample method 7-29
propagateUp method 7-30
calcReverseIndices method 7-32
scanElevation method 7-33
watershed method 7-35
Exercises 7-46
Chapter 8 Compound Objects ...................................................... 8-1
Techniques 8-1
Background 8-1
Running the Program 8-1
Theory 8-3
Program Design 8-3
Program Description 8-6
Incorporating the compound object in some code 8-11
Building the well GUI 8-13
Building the well GUI 8-14
Creation of the colorWell object 8-17
Realization of the application 8-19
User clicks in the color well 8-20
User clicks on one of the color patches of the color choice panel 8-21
User releases the mouse over one of the color wells 8-23
User destroys one of the color wells 8-25
Exercises 8-27