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简介：ThechallengeofLHCcomputing,withdataratesintherangeofseveralPB/year,requiresthedevelopmentofGRIDtechnologies,tooptimizetheexploitationofdistributedcomputingpowerandtheauthomaticaccesstodistributeddatastorage.IntheframeworkoftheEU-DataGridproject,theALICEexperimentisoneoftheselectedtestapplicationsfortheearlydevelopmentandimplementationofGRIDServices.Presently,about15ALICEsitesaremakinuseofavailableGRIDtoolsandalargescaletestproductioninvolving9ofthemwascarriedoutwithoursimulationprogram.Resultsarediscussedindetail,aswellasfutureplans.

简介：我们在下课或放学后，要进行很多有意思的活动，诸如打球、聊天、打游戏等等。那么你曾想过外国的学生们在课后都做些什么吗？来看下面的文章吧，你可以从文章中看到他们丰富多彩的生活。其中，也有许多我们不曾经历的有趣活动。心动不如行动，快来一起了解吧!

简介：ThebasicaimofactivitiesoftheInternationalCentreofBiocybernetics(ICB),whichwasestablishedinOctober1987,istoimprovethequalificationofthestaffworkinginthefieldofbiocyberneticsandbiomedicalengineeringandtoexchangescientificinformation.TheICBconcentratesitsworkonthefollowingmaindirections,analysisandmodellingofphysiologicalsystem,newmethodsandsystemsofbiomeasurement,

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简介：TheCMSexperimentattheCERNLHCcolliderisproducinglargeamountsofsimulateddatainordertoprovideanadequatestatisticfortheTriggerSystemdesign.Theseproductionsareperformedinadistributedenvironment,prototypingthehierarchicalmodelofLHCcomputingcentersdevelopedbyMONARC.AGRIDapproachisbeingusedforinterconnectingtheRegionalCenters.Themainissueswhicharecurrentlyaddressedare:automaticsubmissionofdataproductionrequeststoavailableproductioinsites,datatransferamongproductionsites,“best-replica”locationandsubmissionofenduseranalysisjobtotheappropriateRegionalCenter,Ineachproductionsitedifferenthardwareconfigurationsarebeingtestedandexploited.Furthermorerobustjobsubmissionsystems.whicharealsoabletoprovidetheneededbookkeepingoftheproduceddataarebeingdeveloped.BOSS(BatchObjectSubmissionSystem)isaninterfacetothelocalcomputingcenterschedulingsystemthathasbeendevelopedinordertoallowrecordinginarelationaldatabaseofinformationproducedbythejoberunningonthebatchfacilitiesAsummaryofthecurrentactivitesandaplanfortheuseofDataGridPM9toolsarepresented.

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简介：In2003,activitiesofnon-governmentalorganizations(NGO)wereincreasing.TheinternationalcommunitypaidmoreandmoreattentiontotheroleplayedbyNGO.ThecooperationamongNGOwasstrengthening.GovernmentsofallcountriessupportedtheactivitiesofNGOconditionallyandatthesametime,tookadvantageoftheactivitiesheldbyNGOtoservetheirforeignpolicies.

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简介：TheCMSgroupsintheUSAareactivelyinvolvedinseveralgrid-elatedprojects,includingtheDoE-fundedParticlePhysicsDataGrid(PPDG)andtheNSFfundedGridPhysicsNetwork(GriPhyN).Wepresentdevelopmentsof:theGriddataManagementPilot(GDMP)software;aJavaAnalysisStudio-basedprototyperemoteanalysisserviceforCMSdata;toolsforautomatingjobsubmissionschemesforlargescaledistributedsimulationandreconstructionrunsforCMS;modelinganddevelopmentofjobschedulingschemesusingtheMONARCtoolkit;arobustexecutionservicefordistributedprocessors.ThedeploymentanduseofthesetoolsatprototypeTier1andTier2computingcentersintheUSAisdescribed.

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简介：ＲｅｌａｔｉｏｎｓｈｉｐｂｅｔｗｅｅｎｇｌｏｂａｌｓｅｉｓｍｉｃｉｔｙａｎｄｓｏｌａｒａｃｔｉｖｉｔｉｅｓＧＵＩ－ＱＩＮＧＺＨＡＮＧ（张桂清）ＢｅｉｊｉｎｇＡｓｔｒｏｎｏｍｉｃａｌＯｂｓｅｒｖａｔｏｒｙ，ＣｈｉｎｅｓｅＡｃａｄｅｍｙｏｆＳｃｉｅｎｃｅ...

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