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1、Oneisbased00thecolorhistogramoftheweightvectorassociatedfeedback：PositivecorrelationfeedbackframeworkbasedonthePSOoptimizationColorhistogramoftheweightvector、thepositiveandnegativerelevancefeedbackframeworkbased0nthePSOoptimizationcolorhistogramoftheweightvector；basedontr
2、ansformedweighteigenvector，Wefirstdeterminetheuser’Sinitialinquirytopointthemovementformula，accordingtouserfeedbackontheresultsofthepreviousoutputtoadjusttheweightsqueryvecqor,lettheweightinquiryvectorawayfromthecounter-examplesandclosepositiveexamples,Oilthebasisgetthefu
3、rtheroptimizationoftheweightinquiryvector，whichwillbemoreclosetotherealintentionsoftheUSCLThesecondisassociatedfeedbackbasedontheintegrationoffeatureweightvector：ThepositivecorrelationfeedbackframeworkbasedonPSOoptimizingtheintegrationoffeaturesweightvector、thepositiveand
4、negativerelevancefeedbackframeworkbythePSOoptimizationtheintegrationoffeaturesweightvector．ContrastingasinglefeatureonlyCallexpresssomepropertiesofanimage，bycombiningthefeaturevectoroftextures，shapesandcolors，wecangetacomprehensiveweightvectorofthetextures，shapesandcolors
5、，andusingparticleswarmoptimization(eso)algorithmwecanoptimizeweightqueryvectorandupdateit．Finally，contrastingthenaturalimagewithCorell000byexperiment，andcomparingrelatedalgorithmswithourprevioussearchalgorithmperformance，itCallv而匆theeffectivenessofouralgorithm，andtheweigh
6、tflamefornaturalsearchhasidealresults，andpossessescertainadvantages．KEYWORDS：imageretrieval，theweightvector，relevancefeedback，colorhistogram，PSOIV目錄摘要???????????????????????????????????IAbstract??．．．．．．???．．．．．．．．．．?．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．，．．．．．．?．．．．．．．．．．．?．．．．．
7、．．．．．?．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．Ill第一章緒論????????????????????????????????11．1研究背景和意義???????????????????????????11．2圖像檢索技術(shù)國(guó)內(nèi)外發(fā)展現(xiàn)狀?????????????????????21．3相關(guān)反饋??????????????????????????????31。4群智能優(yōu)化算法???????????????????????????51．5本文的主要工作和內(nèi)容組織??????????????????????6第二章圖像
8、特征提取????????????????????????????72．1圖像的顏色特征???????????????????????????72．2圖像的紋理特征???????????????
