Computer Vision
Author: George Stockman
Computer Vision presents the necessary theory and techniques for students and practitioners who will work in fields where significant information must be extracted automatically from images. It will be a useful resource automatically from images. It will be a useful resource book for professionals and a core text for both undergraduate and beginning graduate computer vision and imaging courses.
Features
• Topics include image databases an virtual and augmented reality in addition to classical topics.
• Offers a complete view of two real-world systems that use computer vision.
• Contains applications from industry, medicine, land use, multimedia, and computer graphics.
• Includes over 250 exercises and programming projects, 48 separately defined algorithms, and 360 figures.
• The companion website features include image archive, sample
Booknews
This well-illustrated guide presents the theory and techniques for students and practitioners. Using image databases and applications from many fields as supporting material the topics covered include: imaging and image representation, binary image analysis, pattern recognition, filtering and enhancing, color and shading, texture, content-based image retrieval, motion from 2D image sequences, image segmentation, matching in 2D, perceiving 3D from 2D, 3D sensing and object pose computation, 3D models and matching, virtual reality, and case studies. The authors both teach computer science and engineering, Shapiro at the U. of Washington, Stockman at Michigan State U. Annotation c. Book News, Inc., Portland, OR (booknews.com)
Book review: L'Ergothérapie Réussie
Color Management for Digital Photographers For Dummies
Author: Don Mason
• Shows digital photo enthusiasts how to ensure that the color in an image file is accurately represented and reproduced, from camera or scanner to monitor or printer
• Packed with color management solutions that will help novices create picture-perfect images
• Discusses the main components of color management including understanding light, matching digital images to displays and prints, working with color spaces, calibrating a printer, and using color management tools
• Familiarizes readers with the various color management tools that help calibrate consistent picture quality
Table of Contents:
Introduction 1About This Book 1
Who This Book Is For 1
Conventions Used in This Book 2
How This Book Is Organized 2
The Basics of Color Editing 2
Image Brightness and Contrast Corrections 2
Color Corrections 3
Finishing Work 3
The Part of Tens 3
Icons Used in This Book 3
Where to Go from Here 4
The Basics of Color Editing 5
Understanding Color 7
Understanding Calibration Basics 7
Getting to Know the Language of Color 9
Hue 9
Saturation 11
Brightness 11
Color space 13
Color gamut 13
Clipping 13
Mixing Colors 14
Understanding grays 15
Understanding channels 16
Why are there 256 levels? 17
Understanding Color Modes 17
RGB 17
Index color 17
Grayscale 18
Bitmap 18
CMYK 19
ConvertingColor Modes 19
Controlling Lighting 21
Understanding Color Temperature 22
Using Balanced Lighting 23
Going for Neutral Gray 24
Building a viewing booth 25
Employing viewing booth alternatives 27
Calibrating Your Monitor 29
What Is Monitor Calibration? 29
Working with CRT versus LCD Monitors 30
Calibrating with Hardware Devices 32
Adjusting Hardware Controls on an LCD Display 33
Using Calibration Software 36
Using Adobe Gamma 37
Calibrating with just RGB controls on a Mac 42
Calibrating LCD monitors that have brightness and contrast controls 47
Calibrating monitors that have white-balance, brightness, and contrast controls in Windows 52
Calibrating monitors with just white-balance controls in Windows 53
Calibrating Mac monitors that have white-point adjustments 54
Color Profiles and File Formats 55
What's a Color Profile? 55
Understanding the Different Types of Profiles 57
Monitor profiles 57
Workspace profiles 57
Output profiles 58
Working with Workspace Profiles in Elements 58
Defining your color workspace 58
Embedding the workspace profile 60
Managing Print Colors with Output Profiles 61
Acquiring device profiles 62
Installing profiles on your computer 65
Using output profiles when printing 67
Choosing and Changing File Formats 69
Which formats support profiles? 69
When can you change a file format? 71
Understanding Bit Depth 73
Understanding dynamic range 74
Where you get 16-bit images 75
Intake Brightness and Contrust Carrectimis 77
Making Tonal and Brightness Corrections 79
Checking Out Your Images 80
Fixing Tone Problems 81
Using the Levels Dialog Box 84
Getting to Black and White 88
Adjusting Gamma levels 89
Correcting a low-contrast file 92
Correcting an underexposed file 93
Correcting an overexposed file 94
Correcting a high contrast file 95
Finding the first real black and white pixels 95
The Levels black-and-white preview option 97
Breaking the Rules of Editing 100
Knowing when to break the rules 101
Breaking the rules for white-point adjustments 102
Breaking the rules for black-point adjustments 105
Correcting Contrast 111
Correcting Image Contrast 111
Fixing Contrast Problems with the Auto Contrast Command 114
Working with the Brightness/Contrast Command 117
Modifying Contrast with Adjust Color Curves 121
Using the Shadows/Highlights Tool to Adjust Contrast 124
Traveling Back in Time with the Undo Command 131
Using Adjustment Layers 133
Adding Adjustment Layers to Your Editing Arsenal 134
Creating Adjustment Layers 134
Working with Adjustment Layers 136
Changing the opacity of layers 137
Moving adjustment layers between files 137
Choosing a layer blending mode 139
Correcting Image Contrast with a Curves Adjustment Layer 139
Increasing image contrast 140
Reducing image contrast 144
Color Carrections 149
Identifying Color Problems 151
Identifying a Colorcast 151
Discovering Memory Colors 153
Getting Familiar with Color Saturation 155
Color Correcting Skin Tones 157
Correcting Skin Tones 157
Using the Hue/Saturation Tool 164
Understanding the Hue/Saturation dialog box 164
Editing Hue/Saturation 165
Removing a Colorcast 173
Using Levels and Color Variations to Make Color Corrections 179
Using Levels for Color Correction 179
Correcting color by using Levels 181
Analyzing the Levels adjustments 184
Working with Color Variations 185
Correcting color with Color Variations 188
Darkening and lightening images 191
Saturating images with Color Variations 191
Advanced Color-Correction Methods 195
Cleaning Up the Whites 195
Examining color channels in Levels 198
Using Auto Levels 199
Setting White and Black Points with the Levels Eyedroppers 204
Fine-Tuning with the Hue/Saturation Command 212
Correcting Overexposed Saturated Files 216
Correcting Color by Using Levels 221
Understanding the effects of adjusting color in Levels 222
Color correcting a file with Levels 223
Camera Raw Color Correction 227
Understanding Camera Raw 228
Using the Raw Converter 228
Making Adjustments in Camera Raw 233
Working with Camera Raw Defaults 239
Finishing Work 241
Printing 243
Preparing Files for Printing 243
Printing and image resolution 244
Changing image resolution 246
Cropping images 248
Converting Color 250
Printing to Epson Inkjet Printers 251
Using automatic profile selection 252
Selecting a printer profile manually 259
Printing with a printer profile in Windows 259
Printing with a custom profile 261
Printing to HP Inkjet Printers 262
Printing to HP printers in Windows 263
Printing to HP printers on a Macintosh 264
Printing to Canon Printers 265
Printing to Canon printers in Windows 265
Printing to Canon Printers on a Mac 266
Renaming Color Profiles 268
Printing Contact Prints 268
Choosing Paper and Inks 271
Soft Proofing Color 273
Understanding Soft Proofing 273
Converting to an Output Profile 274
Converting color in Windows 274
Converting profiles by using operating system tools on a Macintosh 277
Viewing the Soft Proof 279
Part of Tens 283
Ten Tips for Better Tone and Color 285
Calibrating Your Monitor 285
Using a Gray Card 286
Or Using the GretagMacbeth ColorChecker 287
Shooting Pictures in Proper Lighting 287
Shooting Photos against a Background 288
Using Curves Adjustment Layers 288
Shooting in Camera Raw 289
Editing 16-Bit Images 289
Editing for Content 290
Using Filters 290
Tea Reasons to Upgrade to Photoshop 293
Using the Curves Dialog Box 293
Using the Channels Dialog Box 297
Changing Bit Depth 298
Improving Dynamic Range 300
Working with More Color Modes 300
Converting to a Profile 303
Proofing Color 304
Embedding Profiles 304
More Options for Using Camera Raw 305
More Selection Tools 306
Index 309
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