Optimization models in steganography using metaheuristics

Preface......Page 6
Contents......Page 8
Abbreviations......Page 11
1 Introduction......Page 14
 1.1 The Basics of Digital Image Processing (DIP)......Page 15
 1.2 Objectives and Methods Used for Digital Image Processing (DIP)......Page 16
  1.2.1 Techniques Used in DIP......Page 20
 1.3 Current Applications......Page 37
 1.4 Summary......Page 38
 References......Page 39
 2.1 Introduction: Cryptography and Image Steganography......Page 46
  2.1.1 Cryptographic Algorithms with Examples......Page 47
  2.1.2 Image Steganographic Algorithms with Examples......Page 49
 2.2 Image Compression and Steganography......Page 51
  2.2.1 Steps of JPEG Image Compression......Page 52
 2.3 Steganography Applications......Page 56
 References......Page 57
 3.1 Heuristic Algorithms with Examples......Page 62
  3.2.1 Review of Socio-Inspired Optimization (SIO) Algorithms......Page 64
  3.2.2 Cohort Intelligence (CI) Optimization Algorithm......Page 66
  3.2.3 Multi Random Start Local Search (MRSLS) Optimization Algorithm......Page 68
 3.3 Steganography Using Existing Optimization Algorithms......Page 69
 References......Page 70
4 Cohort Intelligence with Cognitive Computing (CICC) and Modified-Multi Random Start Local Search (M-MRSLS) Optimization Algorithms for JPEG Image Steganography (Approach 1 and Approach 2)......Page 75
  4.1.1 Embedding Procedure with Example......Page 76
  4.1.2 Extraction Procedure......Page 86
 4.2 Comparison and Discussion on Results......Page 88
 4.3 Summary......Page 100
 References......Page 101
 5.1 Quantization Table (Size: 16 × 16) for JPEG Image Compression......Page 102
  5.2.1 Embedding Procedure with Example......Page 103
  5.2.2 Extraction Procedure......Page 116
 5.3 Comparison and Discussion on Results......Page 117
 References......Page 132
 6.1 The Improved CI Optimization Algorithm......Page 133
 6.2 Improved CI with JPEG Image Steganography Using 8 × 8 Quantization Table......Page 136
  6.2.1 Embedding Procedure with Example......Page 137
  6.3.1 Embedding Procedure with Example......Page 142
  6.3.2 Extraction Procedure......Page 143
 6.4 Comparison and Discussion......Page 144
 6.5 Summary......Page 149
 References......Page 154
 7.1 The Objective of Image Steganalysis......Page 156
  7.1.3 Statistical Detection......Page 157
 7.2 Comparison and Discussion......Page 158
 7.3 The Characteristic Difference Between the Well-Known Optimization Algorithms with the Proposed Algorithms......Page 160
 7.4 Summary......Page 166
 References......Page 169
 8.1 Conclusions......Page 171
 8.2 Recommendations for Future Work with Examples......Page 172
 References......Page 173