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ID:52225654
大小:2.83 MB
页数:105页
时间:2020-04-03
《数字图像处理课件(冈萨雷斯第三版)英文翻译课件.ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、DigitalImageProcessingTianjinUniversityofTechnologyandEducationSchoolofElectronicEngineering2017SynopsisThecontentsoftheeightweeksareasfollows:Thefirst、secondchapteristheintroductionandthebasicconceptofimageprocessing.Thethird,fourthchapterisspacedomainandfrequencydomaintransformThefifth,
2、eighthchapterisimageenhancementandimagerestoration.ThesixthchapterisimagecodingTheseventh,ninthchapterisimagesegmentationandmorphologyThetenthchapter,otherThefirstchapterisintroduction1.1FromimagetoimageengineeringImageanddigitalimageImagetechnologyandimageengineeringRelateddisciplinesand
3、fields.1.2ImageprocessingandanalysisImageprocessingandanalysissystemImageacquisition,display,storage,communication,processingandanalysismoduleimageprocessingimageanalysisImageunderstandingAbstractdegreeDataquantityImagefoundation1.1.1ImageanddigitalimageWhatisanimage?Animageisavisualrepre
4、sentationofpictures,animations,etc..Thedifferencebetweengraphicsandcomputergraphicsisthatcomputergraphicsarefrombuildingmathematicalmodelstogeneratinggraphics,andimagesusuallyrefertographsgeneratedfromoutside.Theobjectiveworldisathree-dimensionalspace,butthegeneralimageistwo-dimensional.T
5、wodimensionalimagesinevitablylosepartoftheinformationintheprocessofreflectingthethree-dimensionalworld.Evenrecordedinformationcanbedistortedandevendifficulttorecognizeobjects.Therefore,itisnecessarytorecoverandreconstructinformationfromimages,andtoanalyzeandextractmathematicalmodelsofimag
6、essothatpeoplecanhaveacorrectandprofoundunderstandingofwhatisrecordedintheimage.Thisprocessbecomestheprocessofimageprocessing.1.1FromimagetoimageengineeringWhydoyouneeddigitalimages?Ordinaryimagescontainenormousamountsofinformationandrequiretheuseofcomputerstoprocessimages.Therefore,itisn
7、ecessarytotransformordinaryimagesintodigitalimagesthatthecomputercanprocess.Today'sdigitalcamerascandirectlyconvertvisualimagesintodigitalimages.Adigitalimage,similartorastergraphics,consistingoffiniterowsandfinitecolumns.Eachbasicunitiscalledapixel.Thevoxelofathree
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