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1、附：英文资料翻译图像的边缘检测ToimageedgeexaminationalgorithmresearchacademicreportAbstractDigitalimageprocessingtookarelativequiteyoungdiscipline,isfollowingthecomputertechnologyrapiddevelopment,daybydayobtainsthewidespreadapplication.Theedgetooktheimageonekindofbasiccharacteristic,inthep
2、atternrecognition,theimagedivision,theimageintensificationaswellastheimagecompressionandsooninthedomainhasamorewidespreadapplication.Imageedgedetectionmethodmanyandvaried,inwhichbasedonbrightnessalgorithm,isstudiesthetimetobemostlong,thetheorydevelopsthematurestmethod,itmain
3、lyisthroughsomedifferenceoperator,calculatesitsgradientbasedonimagebrightnessthechange,thusexaminestheedge,mainlyhasRobert,Laplacian,Sobel,Canny,operatorsandsoonLOG.Firstasawholeintroduceddigitalimageprocessingandtheedgedetectionsurvey,hasenumeratedseveralkindofatpresentcomm
4、onlyusededgedetectiontechnologyandthealgorithm,andselectstwokindstouseVisualtheClanguageprogrammingrealization,throughwithdrawstheimageresulttotwoalgorithmsthecomparison,theresearchdiscussestheirgoodandbadpoints.对图像边缘检测算法的研究学术报告摘要数字图像处理作为一门相对比较年轻的学科,伴随着计算机技术的飞速发展,日益得到广泛的应用.边
5、缘作为图像的一种基本特征,在图像识别,图像分割,图像增强以及图像压缩等的领域中有较为广泛的应用.图像边缘提取的手段多种多样,其中基于亮度的算法,是研究时间最久,理论发展最成熟的方法,它主要是通过一些差分算子,由图像的亮度计算其梯度的变化,从而检测出边缘,主要有Robert,Laplacian,Sobel,Canny,LOG等算子.首先从总体上介绍了数字图像处理及边缘提取的概况,列举了几种目前常用的边缘提取技术和算法,并选取其中两种使用VisualC++语言编程实现,通过对两种算法所提取图像结果的比较,研究探讨它们的优缺点.Firstchapte
6、rintroduction§1.1imageedgeexaminationintroductionTheimageedgeisoneofimagemostbasiccharacteristics,ofteniscarryingimagemajorityofinformations.Buttheedgeexistsintheimageirregularstructureandinnotthesteadyphenomenon,alsonamelyexistsinthesignalpointofdiscontinuityplace,thesespot
7、shavegiventheimageoutlineposition,theseoutlinesarefrequentlywewhentheimageryprocessingneedstheextremelyimportantsomerepresentativecondition,thisneedsustoexamineandtowithdrawitsedgetoanimage.Buttheedgeexaminationalgorithmisintheimageryprocessingquestiononeofclassicaltechnical
8、difficultproblems,itssolutioncarriesonthehighlevelregardingusthecharacteris
