数字图像分析及应用 ppt课件

125,153,158,157,127,0,103,120,129,144,144,150,150,147,150,160,165,160,164 ,16,67,175,175,166,133, 133,154,158,100,116,120, 97, 74, 54, 4,118,146,148,150,145,157,164,157,158,162,165,171,155,115, 88,
200 30, 44, 35, 28, 69,144,147, 57, 60, 93,106,119,124,131,144,175,177, 63, 30,
30,124,139, 65, 31, 39, 61, 35, 75, 51, 66, 58,167,177,153, 58, 80, 95,108,120,133,155,182,137, 84, 74, 54, 61,149, 96, 36, 29,115, 71, 84,105, 6,136,172,175,128,126,114,106,109,115,127,169,187,105,102, 5,117,120,131,148,144,113,112,109,115,128,162,193,143,132,124,110,131, 97, 53,66,129,123,128,114,108,115,102,121,129,125,113,112,111,111,127,162,192
255 155,163,95,112,123,101,137,108,81,71,63,
137,142,146,152,159,161,159,154,138, 81, 78, 84,114, 167, 69, 85, 59, 65, 43, 85, 34, 69, 78,104,101,117,132,134,149,160,165,158,143,114, 99, 57, 45, 51, 57, 54, 46, 38, 44, 38, 36, 44, 36, 25,48,115,113,114,124,135,152,168,169,156, 75, 43, 39, 41, 38, 42, 41, 58,
数字图像分析及应用
网络多媒体小组
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2021/2/5
数字图像分析及应用
数字图像概念 数字图像分析原理步骤 数字图像分析应用实例
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网络多媒体小组
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精品资料
• 你怎么称呼老师？ • 如果老师最后没有总结一节课的重点的难点，你
是否会认为老师的教学方法需要改进？ • 你所经历的课堂，是讲座式还是讨论式？ • 教师的教鞭 • “不怕太阳晒，也不怕那风雨狂，只怕先生骂我
123,131,127,129,132,133,134,131,127,112,109,117,114,116,107,116,145,172,1
每个像素的亮度用一个 数值来表示，通常数值 范围在0到255之间（一 个字节），0表示黑、 255表示白，而其它表 示灰度。
100 ,150,129,117,112,107, 64, 67, 73, 131,125,112,105, 95, 88,
33,139,132,127,128,134,136,144,140,141,113,120,114,115,122,154,188,159,14 3, 6,138,143,145,138,143,143,141,144,129,118,119,115,112,120,152,186,165,150 ,139,128,117,109,104, 93, 140,146,147,145,150,154,147,149,143,132,127,124,117,112,117,142,184,171,1
笨，没有学问无颜见爹娘 ……” • “太阳当空照，花儿对我笑，小鸟说早早早……”
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2021/2/5
数字图像分析及应用
数字图像：将模拟图象通过采样 离散化得到数字图像，便于计算 机处理。
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网络多媒体小组
2202021/12//2百度文库/65
像素 RGB 灰色图像 彩色图像
数字图像分析及应用
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网络多媒体小组
50 44,139,129,119,114,112,100135,143,145,151,150,143,146,142,139,131,131,12
7,119,115,114,140,190,177,141,135,133,121,120,115,102128,137,141,149,150, 148,143,141,136,128,120,122,116,109,116,136,182,182,140,135,130,124,116,1 09,100131,132,141,143,148,147,143,140,134,125,116,117,108,109,120,130,17 1,185,133,132,127,120,117,110, 36,131,139,136,140,141,140,136,132,121,114,117,109,106,112,130,163,192,13
0 0,
126,131,132,132,136,140,134,135,128,117,110,113,111,110,112,129,151,196,1 55,130,127,120,115,103, 64, 127,132,130,128,134,134,140,132,126,110,102,117,118,114,112,121,152,195,1 65,123,128,117,115, 96, 36,
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数字图像分析及应用
像素
像素：组成数字图像的元素。每一个像素的坐标对应特定 的图像网格位置。像素的数值反映图像中对应位置的亮度。
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网络多媒体小组
2021/2/5
颜色空间之一--RGB
数字图像分析及应用
蓝
青
品红
白
绿
黑
红
黄
归一化的RGB颜色立方图
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网络多媒体小组
2021/2/5
数字图像分析及应用