简介:InthispaperwestudytheconvergencenfaclassofmeansonHp(G)(0<p<1),themeanstaketheBochner-Rieszmeansin[1],thegeneralizedBochner-Rieszmeansin[2],andtheoperatorsTΦrin[3]asspecialcases.Weobtainweak-typeestimatesfortheassociatedmaximaloperatorsandthemaximalmeanboundednessforthemeans.
简介:P2Psystemsarecategorizedintotree-basedandmesh-basedsystemsaccordingtotheirtopologies.Mesh-basedsystemsareconsideredmoresuitableforlarge-scaleInternetapplications,butrequireoptimizationonlatencyissue.Thispaperproposesacontentsubscribingmechanism(CSM)toeliminateunnecessarytimedelaysduringdatarelaying.Anodecansendcontentdatatoitsneighborsassoonasitreceivesthedatasegment.Noadditionaltimeistakenduringtheinteractivestagespriortodatasegmenttransmissionofstreamingcontent.CSMconsistsofthreesteps.First,everynoderecordsitshistoricalsegmentslatency,andadoptsgammadistribution,whichpossessespowerfulexpressionability,toexpresslatencystatistics.Second,anodepredictssubscribingsuccessratioofeveryneighborbycomparingthegammadistributionparametersofthenodeanditsneighborsbeforeselectinganeighbornodetosubscribeadatasegment.Theabovestepswouldnotincreaselatencyastheyareexecutedbeforethedatasegmentsarereadyattheneighbornodes.Finally,thenode,whichwassubscribedto,sendsthesubscribeddatasegmenttothesubscriberimmediatelywhenithasthedatasegment.ExperimentsshowthatCSMsignificantlyreducesthecontentdatatransmissionlatency.
简介:ThespectrumoftheΣ(1193)excitedstates,Σ,withisospinI=1andstrangenessS=??1isoneofthemostimportantissuesinhadronicphysics.TheΣresonancesaremostlyproducedandstudiedinK-inducedreactions.ManyΣresonancesarenowcatalogedbytheParticleDataGroup[1].However,ourknowledgeoftheseresonancesisstillverypoor.Intheenergyregionbelow2GeV,onlyafewofthemarewellestablished,suchastheΣ(1385)ofspin-parityJP=3=2+,Σ(1670)ofJp=3=2??andΣ(1775)ofJp=5=2??.Theothersarenotwellestablishedandsomeofthemareevenoflargeuncertaintiesontheirexistence.Thus,thestudyoftheΣresonancewiththeavailableexperimentaldataisnecessary.
简介:<正>一、"再也没有人能假装毫不知情了""被告声称成为2004年度中国商业网站100强,成为唯一入选的P2P数字娱乐服务商……被告在一则‘音乐玩家Kuro’的报道中承认:被告从2001年开始收费,目前用户人数是230万,其收费标准每个月20元人民币,一个月的盈收达到4,600万元,说明被告从其服务得到的直接盈利金额巨大,至今已经5年11个月,毛收益达到32.66亿元。"声称要"创造一个史无前例的判例"的戎朝律师在其代理词中作出上述陈述。2006年4月14日,文中的被告北京飞行网音乐软件开发有限公司被上海步升音乐文化传播有限公司以侵犯其录音制作者权为由起诉至北京市第二中级人民法院。该案号称"中国P2P第一案",是国内法院受理的首例P2P下载侵权纠纷案件,原告步升音乐是唱片巨头百代在中国区的代理公司,曾经代理百代打赢了针对百度MP3音乐搜索
简介:摘要:P2P借贷在一定程度上满足了经营消费个贷需求和大众理财需求,为金融机构服务个人和小微企业起到了重要补充作用。然而,在现行法律法规和监管缺位的情形下,P2P 借贷平台缺乏有效的客户身份识别手段,存在诸多洗钱风险隐患,给不法分子洗钱提供了新的可能。本文通过对