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1、毕业设计（论文）文献翻译题目水平匀速直线运动模糊图像的复原院、系（部）计算机科学与技术专业及班级姓名指导教师日期Theresearchofdigitalimageprocessingtechniquel.lWhatIsDigitalImageProcessing?Animagemaybedefinedasatwo-dimensionalfunction,f(x,y),wherexandyarespatial(plane)coordinates,andtheamplitudeoffatanypairofcoordinates(x,y)iscalledtheintensit
2、yorgrayleveloftheimageatthatpoint.Whenx,y,anddigitalimage.Thefieldofdigitalimageprocessingreferstoprocessingdigitalimagesbymeansofadigitalcomputer.Notethatadigitalimageiscomposedofafinitenumberofelements,eachofwhichhasaparticularlocationandvalue・Theseelementsarereferredtoaspictureelement
3、s,imageelements,pels,andpixels.Pixelisthetermmostwidelyusedtodenotetheelementsofadigitalimage・WeconsiderthesedefinitionsinmoreformaltermsinChapter2・Visionisthemostadvancedofoursenses,soitisnotsuiprisingthatimagesplaythesinglemostimportantroleinhumanperception.However,unlikehumanwhoarelim
4、itedtothevisualbandoftheelectromagnetic(EM)spectrum,imagingmachinescoveralmosttheentireEMspectrum,rangingfromgammatoradiowaves・Theycanoperateonimagesgeneratedbysourcesthathumanarenotaccustomedtoassociatingwithimage・Theseincludeultrasound,electronmicroscopy,andcomputer-generatedimages.Thu
5、s,digitalimageprocessingencompassesawideandvariedfieldofapplication.Thereisnogeneralagreementamongauthorsregardingwhereimageprocessingstopsandotherrelatedareas,suchasimageanalysisandcomputervision,start.Sometimesadistinctionismadebydefiningimageprocessingasadisciplineinwhichboththeinputa
6、ndoutputofaprocessarcimages・Wcbelievethistobealimitingandsomewhatartificialboundary.Forexample,underthisdefinition,eventhetrivialtaskofcomputingtheaverageintensityofanimage(whichyieldsasinglenumber)wouldnotbeconsideredanimageprocessingoperation.Ontheotherhand,therearefieldssuchascomputer
7、visionwhoseultimategoalistousecomputertoemulatehumanvision,includinglearningandbeingabletomakeinferencesandtakeactionsbasedonvisualinputs.Thisareaitselfisabranchofartificialintelligence(Al)whoseobjectiveistoemulatehumanintelligence・ThisfieldofAlisinitsearlieststagesofinfa
