计算机工程与应用
計算機工程與應用
계산궤공정여응용
COMPUTER ENGINEERING AND APPLICATIONS
2009年
31期
25-26,48
,共3页
图像增强%图像融合%线性灰度变换%灰度冗余%巴特沃斯高通滤波%印刷电络板光电图像
圖像增彊%圖像融閤%線性灰度變換%灰度冗餘%巴特沃斯高通濾波%印刷電絡闆光電圖像
도상증강%도상융합%선성회도변환%회도용여%파특옥사고통려파%인쇄전락판광전도상
image enhancement%image fusion%linearity gray transform%gray redundance%Butterworth high-pass filter%Printed Circuit Board(PCB) photoelectricity image
分析了去灰度冗余的线性灰度变换与基于傅里叶变换的巴特沃斯高通滤波图像增强的基本原理,讨论了它们在图像增强中的实现方法,指出了各自的优点.为了使整体偏暗的印刷电路板(PCB)光电图像更好地增强,提出了结合两者优点的加权平均图像融合增强新方法.对由CCD获取的PCB光电图像进行了实际的图像增强实验,实验结果证明了基本原理分析的正确性.
分析瞭去灰度冗餘的線性灰度變換與基于傅裏葉變換的巴特沃斯高通濾波圖像增彊的基本原理,討論瞭它們在圖像增彊中的實現方法,指齣瞭各自的優點.為瞭使整體偏暗的印刷電路闆(PCB)光電圖像更好地增彊,提齣瞭結閤兩者優點的加權平均圖像融閤增彊新方法.對由CCD穫取的PCB光電圖像進行瞭實際的圖像增彊實驗,實驗結果證明瞭基本原理分析的正確性.
분석료거회도용여적선성회도변환여기우부리협변환적파특옥사고통려파도상증강적기본원리,토론료타문재도상증강중적실현방법,지출료각자적우점.위료사정체편암적인쇄전로판(PCB)광전도상경호지증강,제출료결합량자우점적가권평균도상융합증강신방법.대유CCD획취적PCB광전도상진행료실제적도상증강실험,실험결과증명료기본원리분석적정학성.
The basic principle of image enhancement of linearity gray transform based on removing redundance gray and Butter-worth high-pass filter based on the Fourier transform is analyzed, and their realization methods in image enhancement are discussed, their respective advantages are indicated.In order to enhance the Printed Circuit Board (PCB) photoelectricity images with dark color in whole,a novel method of image enhancement of merging both advantages is proposed.The actual image enhancement experiment is executed by PCB photoelectricity image acquired by CCD,the results of the experiment verifies the correctness of the analysis of the basic principle.
