醫(yī)學(xué)圖像三維可視化體繪制技術(shù)研究.pdf

1、哈爾濱理工大學(xué)碩士學(xué)位論文醫(yī)學(xué)圖像三維可視化體繪制技術(shù)研究姓名：張毅力申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：計(jì)算機(jī)應(yīng)用技術(shù)指導(dǎo)教師：劉長(zhǎng)征20080301哈爾濱理1=大學(xué)1=學(xué)碩卜學(xué)位論文ResearchontheVolumeRenderinginMedicalImages3DVisualizationAbstractVisualizationinscientificcomputing(vlsc)isanimportantresearchtopico

2、fcomputergraphicsItcanrepresentlargescaleofdataorthecalculationresultasgraphicsimages，andhasbeenbroughtintowideuseMedicalimagesvisualizationis鋤importantapplicationandahotpointinvISeitc柚displaytheinternalstructureofhumant

3、issuedirectlymakeupfortheshortcomingsofmedicalimagesequipmentThevolumerenderingmethoddoesshadingprocessestoallofthevolumedatadirectlymaintainsthedetailsofthemedicalimages，andachievesbetterrenderresultsThesignificanceofme

4、dicalimagesvolumerenderingisthehighqualityresults，SOthehotpointandtheaimisstriketherightbalanceoftherenderingresultsandtherenderingtimeFirstlyitoffersadetailedmanifestationoftherelevanttechnologiesofvolumerendering，inclu

5、dingtheconcept，characteristic，process，opticalmodel，andtheprincipleofresamplingSecondlyitdescribesseveraltypicalalgorithmofvolumerendering，concludestheirimprovement，gettheeffectivemethodofimprovingtheefficiencyofthealgori

6、thmisreducingcomputationcostofresamplingTheRayCastingalgorithmhasthehigherqualityrenderingresultsbecauseitprocessesallofthevolumedata，andthedefectisthelowspeedSofinallytheRay’Castingalgorithmisstudied，andafasttechniqueba

7、sedonabandoningthelinesegmentsthathavelittlecontributioninthesamplingprogressisusedDuringthedevelopmentweusedVTKclasspackage，itsimplifiedtheprocessandimprovedthearithmeticefficiencyKeywordsVisualizationinScientificComput