简介:Anoutsourcedatabaseisadatabaseserviceprovidedbycloudcomputingcompanies.Usingtheoutsourcedatabasecanreducethehardwareandsoftware'scostandalsogetmoreefficientandreliabledataprocessingcapacity.However,theoutsourcedatabasestillhassomechallenges.Iftheserviceproviderdoesnothavesufficientconfidence,thereisthepossibilityofdataleakage.Thedatamayhasuser'sprivacy,sodataleakagemaycausedataprivacyleak.Basedonthisfactor,toprotecttheprivacyofdataintheoutsourcedatabasebecomesveryimportant.Inthepast,scholarshaveproposedk-anonymitytoprotectdataprivacyinthedatabase.Itletsdatabecomeanonymoustoavoiddataprivacyleak.Butk-anonymityhassomeproblems,itisirreversible,andeasiertobeattackedbyhomogeneityattackandbackgroundknowledgeattack.Lateron,scholarshaveproposedsomestudiestosolvehomogeneityattackandbackgroundknowledgeattack.Buttheirstudiesstillcannotrecoverbacktotheoriginaldata.Inthispaper,weproposeadataanonymitymethod.Itcanbereversibleandalsopreventthosetwoattacks.Ourstudyisbasedontheproposedr-transform.Itcanbeusedonthenumerictypeofattributesintheoutsourcedatabase.Intheexperiment,wediscussedthetimerequiredtoanonymizeandrecoverdata.Furthermore,weinvestigatedthedefenseagainsthomogeneousattackandbackgroundknowledgeattack.Attheend,wesummarizedtheproposedmethodandfutureresearches.
简介:Inthearticle,theauthorreportsonacasestudyofchronicpainproblemscausedbyherownfootdeformity.TheauthorbeganusingTaiji,ChenstyleChanSiGong(ReelingSilk),andZhanZhuang(standingmeditation)torelievechronicpainsince1986.AftermorethantwoyearsofQigongtraining,thestructureoftheauthor'sfootchangedfromthepreviousdeformitytonormalfootshape.Thesechangesenabledtheauthortowalknormallyandtobefreefrompersistentchronicpain.ThearticlediscussedthemethodsofusingQicurrentsandotherissuesthatneedtobepaidattentiontowhenpracticingTaichi,suchashowtoadjustone'smentalfocusandmaintainastateofrelaxationto"mindful".Taichiinvolvesanumberofinternal"micro-adjusting"abouthowthesetechniquesrelaxandstrengthenmusclestoreducechronicpain.ThereportanddiscussiononthetreatmentprincipleofQigongcanprovidenewstrategiesforthetreatmentofchronicpain.
简介:由宏景世纪主办,《人力资源开发与管理》协办的集团型企业信息化研讨会近日在北京隆重召开。本次研讨会,宏景世纪携手国内著名企业的人力资源经理,如中石油勘探开发公司等单位人力资源经理,以案例分析的形式,与参会代表共同分享e-HR建设过程中的种种经验与方法,探索中国集团企业借助信息技术的手段推动人力资源管理变革的成功之道。
简介:AccordingtothetheoryoftraditionalChinesemedicine(TCM),Qi(vitalenergy)isregardedasadrivingforceofbiologicalactivitiesinhumanbody,includingbothnutrientsubstancesandorganfunctions.Qi-invigoratingTCMsarewidelyusedtotreatvarioussymptomsanddisorders,suchasfatigue,obesity,immunosuppression,intestinalfloraimbalance,andgastrointestinaldiseases,inwhichQiisconsideredtobereducedordepleted.Interestingly,abundantclinicalevidencessuggestthatthesedisordersareassociatedwiththealternationofintestinalflora,whichdirectlyaffectsdiseasestatus.HereinwereviewtheinteractionbetweengutmicrobiotaandQi-invigoratingTCMsunderhealthyanddiseaseconditionsanddiscussthemechanismsofactionandapplicationsofQi-invigoratingTCMsinenhancinghealthstatusthroughmicrobialalternation.AbetterunderstandingoftheroleofQi-invigoratingTCMsinmodulatingmicrobialcompositionandtheassociationbetweenintestinalmicrobiotaanddiseaseswouldhelprevealtheclinicalconsequencesofmicrobiotaalterationandexploreopportunitiestoharnessthissymbioticrelationshiptoimprovepublichealth.
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