示温漆图像分割技术的研究

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1、西南科技大学硕士学位论文示温漆图像分割技术的研究姓名：唐晶磊申请学位级别：硕士专业：计算机应用技术指导教师：蔡勇20060330西南科技大学硕士研究生学位论文第

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3、页AbstractItismeaningfulandwideusefultojudgetheexactlytemperatureaswellasthedistributionoftemperatureinmanynelds，suchasaviation，militaryandindustry．Itistheessentialpointofresearchand

4、deVelopmenttoresearchfbraspecialidentifysystemofthemaIpaintwhichcouldoVercomethedefectofartificial，automateanddigitizetheprocessOfanalysis．Thispaperpresentedanefficientlysegmemmethodofthemalpaintwhichfacedthecurrentlyproblemofcolorimagesegmentation．1tcombinesthet

5、raditionalgreyimagesegmentationwithcolorimagesegmentationo唱anic．Accordingtotwokeytechnology“colorquantization”and“imagesegmentation”whichbasedontheprojects“identifysystemofthermalpaint”，themainworkinthispaperfocusesinthef01lowingaspects．Firstly，aimingatthenoisypr

6、oblemthatisproducedbythesu盯oundingsandthehardware，thePGFfilterwasadoptwhichcaⅡfilterouttheimagenoiseandkeepedgecharacterbest．Secondly'onmebaseofanalyzingtheessentialofcolorquantization，thep印eradoptl订ediano—cutwhichisrelatedtothecolorusingf}equencyofmepictures．Amo

7、di6edMediano—cutalgorithmispresentedwhichbaseontheMediano—cmalgorithmandchoosethecoloraverageasmemid—point．1thasbetteref诧ctofcolorqualltization．Thirdly，becauseoftheheteroofthecolorspaceandthehigherrelationshipofmeheft，RGBcolorspaceisnotsuitabletothesegmentationof

8、theimage．ItwastransformintoHSVcolorspacewhichcouldtellthechangeofcolorheftindependentlythroughthenon一1ineartransfbrm．Quantizationthedif诧rencesofthecolorbydividingtheinformationoftheintensity，chromaaIldgivethereleVantValue，andsolVeprob】emofsingularityofthec010rspa

9、ce．Thispaperusingthemethodofoutputandcompoundcarryouttheedgedetection．Founhly，accordingtothedistributionofthecolorofthemalpaintsoconcentrateandthechangingthecolorsoslowlythatweusethefeatureofwaVeletmulti-scaleanalysis．MendthewaveletfunctionbasedonthequadricB-spli

10、newaVelettocalculatethegradsanddetecttheedgeoftheimagewithmaximumMod．IthurdIetheimportofthenoisewhiledetecttheedge，alld西南科技大学硕士研究生学位论文第l

11、I页realizedsegmentation