基于加權(quán)緊密度的信任模型研究

1、河北大學碩士學位論文基于加權(quán)緊密度的信任模型研究姓名：魯玉臻申請學位級別：碩士專業(yè)：計算機應用技術(shù)指導教師：田俊峰20100501AbstractIIAbstractDuetotheadvantagesattheinfmationexchangeresourcessharingcollabativewkparallelprocessingthedistributedwkhasrapidlybecomethedirectionofwkde

2、veloping.Thedistributedwkisacterizedbyitsopennessdynamicpropertyautonomy.ComparedwiththetraditionalCSwkapplicationmodethedistributedwkpaysmeattentiontothecollabationbetweennodes.Insupptofdistributedwkplatfmsuchaspervasiv

3、ecomputinggridcomputingP2PcomputingAdHocwksP2Pecommerceegovernmentotherlargescaledistributedsystemsarewidelyused.Thewideapplicationofthedistributedwkgreatlyimprovestheapplicationrangevitality.atthesametimeitputsfwardnewr

4、equirementsonwkmanagementsecuritymanagementinparticular.Distributedwkperfmancehasneverbeenabletoachievethetheeticallybeststate.Oneofthemainreasonsisthelackoftrustbetweenthenodes.Traditionalsecuritytechnologyhasnotbeenago

5、odsolutiontothesecuritythreatsarosefromadistributedsystem.Trustmechanismisaneffectivewaytoaddresstheseissues.Itprovidesnewthinkingmethodstoensurethesecurityofdistributedenvironmentshasbecomeacurrentresearchhotspot.Trustm

6、odelisthebasisoftrustmechanism.Duetothecomplexityofthetrustitselfbuildingefficienthighprecisiontrustmodelisstillachallengingverysignificantissue.Atpresentbyusingdifferenttheiesmethodsmanyscholarshascarriedoutfruitfulrese

7、archonthetheytechnologyoftrustalotoftrustmodelhasbeenproposed.Byanalyzingtheexistingtrustmodelwecanseethatalthoughalotwkhasbeendoneonthetrustquantificationtheresearchontrustisfarfromenough.Theresearchonthetheeticalkeytec

8、hnologyofthetrustmodeliscarriedoutinthisthesis.Aimingatthecurrentsituationthattheresearchonthetrustcombinationintrustmeasureisnotenoughatrustmodelbasedonweightedclosenessisproposedindertosupptthedistributedwksecuritytrus