简介:Greyself-organizingmap(GSOM)modelisproposedandappliedinthedetectionofintrusion.ThroughtheimprovementoftheweightadjustmentusingtheGRC(greyrelationalcoefficient),thetrainingresultsofSOMgetbetter.Inthedetectionofdenyofservice(DOS)attacks,thismodelcanconsidertherelativityofthedatasetofDOSattacks.Finally,theexperimentsontheDOSdatasetconfirmtheirvaliditiesandfeasibilitiesoverthisGSOMmodel.
简介:Reversibledatahidingtechniquesarecapableofreconstructingtheoriginalcoverimagefromstego-images.Recently,manyresearchershavefocusedonreversibledatahidingtoprotectintellectualpropertyrights.Inthispaper,wecombinereversibledatahidingwiththechaoticHénonmapasanencryptiontechniquetoachieveanacceptablelevelofconfidentialityincloudcomputingenvironments.And,Haardigitalwavelettransformation(HDWT)isalsoappliedtoconvertanimagefromaspatialdomainintoafrequencydomain.Andthenthedecimalofcoefficientsandintegerofhighfrequencybandaremodifiedforhidingsecretbits.Finally,themodifiedcoefficientsareinverselytransformedtostego-images.
简介:班1822152019刀233536262425鲜291932111﹃1︸内J4r‘.J11,山月峙,J月t浦呀,‘月峪·工作研讨‘贯彻中央十五届五中全会精神,加快发展我国信息产业—曲维枝副部长在2(XX】年电子百强企业工作会议盛信息产业企业管理与决策高级研讨会上的讲话.....................·..······························……4(2)江沛泉浅谈高温推板窑的节能措施皮乐民刘群节能型超高温推板式电窑的节能效果及经济效益董宝舰胡志东·电子技术应用·IC卡电能表的计算机管理系统.........··一..…:..····