信息论作业全Word文件下载.docx

1、%对256个灰度层次的信源数据进行编码map1 = huffman（double（y1）%对16个灰度层次的信源数据进行编码y5=zeros（1,16）;j=1;for i=1: if y2（i）0; y5（j）=y2（i）; j=j+1; map2 = huffman（double（y5）2运行结果：（1）计算原图像的熵为：h=7.3482（2）所显示的图像：（3）各图像中各个灰度层次的概率分布图（4）16位（后四位被屏蔽掉的数据）霍夫曼编码： 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 100100001100101000111100101101010100

2、1100111000111010011100100110010001100100000（5）256位霍夫曼编码： 0 1 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95

3、 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171

4、 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246

5、 247 248 249 250 251 252 253 254 255111101000110011000000000000000000000000000000000000000000000000001111010001100110000000000000000000000000000000000000000000000000111110100011001100000000000000000000000000000000000000000000000011111010001100110000000000000000000000000000000000000000000000011111010

6、001100110000000000000000000000000000000000000000000000111110100011001100000000000000000000000000000000000000000000011111010001100110000000000000000000000000000000000000000000011111010001100110000000000000000000000000000000000000000000111110100011001100000000000000000000000000000000000000000011111010

7、001100110000000000000000000000000000000000000000011111010001100110000000000000000000000000000000000000000111110100011001100000000000000000000000000000000000000011111010001100110000000000000000000000000000000000000011111010001100110000000000000000000000000000000000000111110100011001100000000000000000

8、000000000000000000011111010001100110000000000000000000000000000000000011111010001100110000000000000000000000000000000000111110100011001100000000000000000000000000000000011111010001100110000000000000000000000000000000011111010001100110000000000000000000000000000000111110100011001100000000000000000000

9、000000000011111010001100110000000000000000000000000000011111010001100110000000000000000000000000000111110100011001100000000000000000000000000011111010001100110000000000000000000000000011111010001100110000000000000000000000000111110100011001100000000000000000000000011111010001100110000000000000000000

10、000011111010001100110000000000000000000000111110100011001100000000000000000000011111010001100110000000000000000000011111010001100110111110100011001111111010001100100111101000110111111010001110111101000111100000110011110111101000101101011000101111011011000011001000100101011001011111101011010011010001

11、010101100000110010001100111101011000110001100010010001000010110001010110101001110011000001011000101001111100110110010101100111111101010010010010100001000100001010000000111111001100000010111001001101001011001100110100001110011111100101110101111100101111111011111101100001111000000111111100100001011011

12、111100111111011110011000001101000010111111101000111100001100110010010001100101001100100101000001101100010011000111010010110111101101000000001011110110111001010100011010001010111000110011101010111100001010000110110100001010011011011011001010101000110110101001111101111111001001110110110011111111111110

13、100000010000101110011011011111010001110011001110010011100001000011101110000010111100000001110010001010001001011000110101100100100010011101101010100101011000111000111110010011011100001100110111100101001100000011000000111010001001110111011010101010000011101011010100010001110111111001101001001111010001

14、000000010111010100011011000011001000100000001011100010010110011010100011111111000011100001011000000100101100100110100011010010101110110100110110100000100010010111011001010110011101111001011100010111011111010111101111111000011110100011100010011001010110000011011101011000101101010101011110111010011101

15、110011101111011101010111101011111011111100000110011010111101110101110100000110001111010011001011100100000110011110110000100101001111010000110101100101111011010010000011110000110011001000001110000001100111001000001110111010110000111010110000011110100011111000011001111111110100011000111101000110010111

16、11010001100110000000000000000000111110100011010101111010001100110000000000000000001111101000110101111110100011010001111010001100110000000000000000011111010001100110000000000000000111110100011001100000000000000011111010001100110000000000000011111010001100110000000000000111110100011001100000000000011111010001100110000000000011111010001101001111101000110011000000000011111010001100110000000001111101000110011000000001111101000110011000000011111010001100110000001111101000110011000001111101000110011000011111010001100110001111101000110011001