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1、重慶大學(xué)碩士學(xué)位論文改進的粒子群優(yōu)化算法及應(yīng)用研究姓名：張必蘭申請學(xué)位級別：碩士專業(yè)：電工理論與新技術(shù)指導(dǎo)教師：俞集輝20070528重慶大學(xué)高校教師碩士學(xué)位論文英文摘要ABSTRACTParticleswarmoptimizationisapopulation-based,self-adaptivesearchoptimizationtechnique．Asakindof剛啪intelligence，PSO，simpleinprinciples，fewinparameters,fastinconvergencerateandSOon,
2、hasproventobeapowerfulglobaloptimizationmethodandshowgreatpotentialinpractice．ButneitherthetheoreticalanalysisnorapplicationisnotcompletelynlatIl舷l鈕vmgmanyquestionst0beresearched．Today,improvementsofPSO自eql】e婦tlyadoptmixedalgorithmsOikeq蚯mizcdcombinationof譽觸algorithr璐and
3、PSO),whichimprove,theperformanceofthealgorithnl，yetmakesthealgorithmmolecomplex．The礎(chǔ)ore．thechoiceofPsOalgorithmbasedOnoptimizationofoperationaldmracteristicsfromitsownanalysis,whichimprovestheoverallpcd．0Imar娣ofthealgorithmtofindasinglePSOalgorithm,ism∞IlingfIll．Basedont
4、hefimdamemalissueofPSOandPSObehavioranalysis,anewalgorithmisproposedinthecollrseof01Ⅺ戚∞塒ld茁thevariancewiththeidealsoftheparticlestodeterminethebestdylmmicchangeinertiaweight,theParticleSwarmOptiiiliz碰onalgorithmellhalae,etheabilitytojumpoutofalocaloptimalsolution．ItcanLf
5、ffoctivdypreventprematureconvergence,makingalgorithmeasierandeasytomake．Inaddition,thestudyofPSOalgorithmapplicationisallimpoftamresearchfield．nlispaperwillintrodutxthePSOalgorithm’sapplicationinthedesignoftheUniversityLibrarydecisionsupportsystem．Bookpurchasequalityaffe
6、ctsthequalityofLibrarycollectionconstructiondirectlyandlargelydeterminestheOvc刪Us口viceLevelofuniversitylibraries．Inrecentyears,Libraryprocurementsubjectiveblindnesshascausedthewasteofreso嘲．Inviewofthissituation,thecombinationofartificialintelligencetechnology,Booktheoret
7、icalknowledgeofcomputertechnologyanddecisionsupportsystemtosl單p礬theestablishmentofthehlxarypolicyisveryn∞齲哪Bookpurdmes,inordertomakelimitedfundstomeettheneedsofreaders,BuddingqualitybookspurchaseD∞isionSupportSystem，isvitalindesi豳highqIm晦托ade縐demandandflow剃ysisalgorithmu
8、tilitymodel．Onthegroundofreaderdemandsanddemaadanalysismodelbased011theclassification,implicitdemandmod
