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71 个结果
  • 简介:ROOTversion3(spring2001)supportsautomaticclassschemaevolution.Inadditionthisversionalsoproducesfilesthatareself-describing.Thisisachievedbystoringineachfilearecordwiththedescriptionofallthepersistentclassesinthefile.Beingself-describingguaranteesthatafilecanalwaysbereadlater,itsstructurebrowsedandobjectsinspected.alsowhenthelibrarywiththecompiledcodeoftheseclassesismissingTheschemaevolutionmechanismsupportsthefrequentcasewhenmultipledatasetsgeneratedwithmanydifferentclassversionsmustbeanalyzedinthesamesession.ROOTsupportstheautomaticgenerationofC++codedescribingthedataobjectsinafile.

  • 标签: ROOT 国际物理学家合作 数据处理系统
  • 简介:1IntroductionLetA∈Cn×n,B∈Cn×n.WesayBisasquarerootofAifA=B×Bi.e.A=B2.Itiswell-knownthatanysymmetricpositivedefinitematrixexistsoneandonlyonesquarerootwhichisasymmetricpositivedefinitematrix,too(e.g.see[5]).Higham[4]studiedcarefullytherelationofarealnonsingularmatrixbetweenitsrealsquarerootsanditseigenvalues.AlefeldandSchneider[1]pointedoutthatforanynonsingularM-ma-trixthereisoneandonlyoneM-matrixasitssquareroot.Inthispaper,westudyona

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  • 简介:-0.7-0.8 ,of ,a 

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  • 简介:AsquarerootfunctionalequationonpositiveconesofC*-algebrasisintroducedanditssolutionandHyers-Ulam-Rassiasstabilityareinvestigated.

  • 标签: 函数方程 平方根 正锥 稳定性
  • 简介:InthispaperthelimitingdistributionoftheleastsquareestimatefortheautoregressivecoefficientofanearlyunitrootmodelwithGARCHerrorsisderived.Sincethelimitingdistributiondependsontheunknownvarianceoftheerrors,anempiricallikelihoodratiostatisticisproposedfromwhichconfidenceintervalscanbeconstructedforthenearlyunitrootmodelwithoutknowingthevariance.Togainanintuitivesensefortheempiricallikelihoodratio,asmallsimulationfortheasymptoticdistributionisgiven.

  • 标签: GARCH 单位根 误差 估计 似然比统计量 极限分布
  • 简介:Togainanenhancedunderstandingofthemechanismbywhichgibberellins(GAs)regulatethegrowthanddevelopmentofplants,itisnecessarytoidentifyproteinsregulatedbyGA.Proteomeanalysistechniqueshavebeenappliedasadirect,effective,andreliabletoolindifferentialproteinexpressions.Inpreviousstudies,sixteenproteinsshoweddifferencesinaccumulationlevelsasaresultoftreatmentwithGA3,uniconazole,orabscisicacid(ABA),and/orthedifferencesbetweentheGA-deficientsemi-dwarfmutant,Tan-ginbozu,andnormalcultivars.Amongtheseproteins,aldolaseincreasedinrootstreatedwithGA3,waspresentatlowlevelsinTan-ginbozuroots,anddecreasedinrootstreatedwithuniconazoleorABA.Inarootelongationassay,thegrowthofaldolase-antisensetransgenicricewashalfofthatofvectorcontroltransgenicrice.TheseresultsindicatethatincreasesinaldolaseactivitystimulatetheglycolyticpathwayandmayplayanimportantroleintheGA-inducedgrowthofroots.Inthisreview,wediscusstherelationshipamongGA,aldolase,androotgrowth.

  • 标签: 赤霉素 大米 植物根部 蛋白质
  • 简介:出于安全的考虑,Android设备默认情况下部不会向用户开放系统的Root权限。但在Android系统中有很多操作都是需要最高权限。因此,我们为了最大限度的玩机,就需要自己手动获取Root权限。传统获取Root权限的方法颇为复杂,需要涉及到的层面有很多,并不适合初级用户,而本篇文章介绍的简单粗暴的快速获取Root权限就是初级用户最好的获取Root权限攻略。

  • 标签: ROOT权限 设备 开放系统 id系统 用户 多操作
  • 简介:Thedepletionrateofphosphateinthesoil-rootinterfacezoneincreasedalongwithgrowthandphosphateuptskeofwheatormaize,whichindicatedthatthephosphatedistributioninsoilneartherootsurfaceagreedwellwiththephosphatemovementinrhizosphereandphosphateuptakebyplant,Therelativeaccumulationzoneofphosphatewithin0.5mmapartfromtherootsurfacedevelopedatthe15thdayorsoaftercultivatingwheatormaizesincetherootphosphatesecretionincreasedgraduallyinthisstage.Thephosphatedistributioninthesoil-rootinterfacezoneagainstthegrowingtime(t)andthedistancefromtherootplane(x)couldbedescribedbythenon-linearregressionequationwiththethirdpowersofxandt.

  • 标签: 土壤根-界面区 磷分布 磷迁移 动力学
  • 简介:很早就想写一篇从基本的Web漏洞到最后的Root权限的全过程展现的文章,但是一直苦于没有时间,最近比较轻松,所以抓紧时间写出了本文。废话不多说了,还是一起来看文章吧。

  • 标签: ROOT权限 WEB 全过程 时间
  • 简介:韩国网站美术确实做得不错,这个网站就吸引了我。网站性质为在线招聘.类似于国内的中华英才网和51job,在熟悉网站架构和应用逻辑的同时,我粗略浏览了一下网站内容。点着点着,不一会儿就发现了一个注入点,为字符型的.用orderby猜出字段数为43后,开始尝试获取内容,如图1所示。

  • 标签: 渗透 注入 提权
  • 简介:在古典统计,菲希尔信息在它是在概率密度的空间公制的实质上唯一的单调Riemannian的意义是唯一的。Inquantum理论,这唯一垮掉,并且有菲希尔信息,二个特别版本由他们的直觉、参考的意义在之中区分自己的许多自然的量类似物:首先,它在斜信息的起源在量测量的上下文在1963介绍了byWigner和Yanase,并且是经由密度操作员的方形的根的deSned。第二从Helstrom产生“s在1967量察觉学习,并且经由对称的对数的衍生物被定义。这篇论文的目的是比较量菲希尔信息的这二个版本,并且建立联系他们的二参考不平等。

  • 标签: 对数 平方根 量子Fisher信息量 测量
  • 简介:Fineroots(≤2mmindiameter)playimportantrolesincarbonbalanceandnutrientrecyclinginforestecosystem.Withthedevelopmentofthestudyonglobalcarboncycle,finerootshaveattractedconsiderableattentionasthemainsourceofsoilcarboninforestecosystem.Onthebasisofsyntheticanalysisofresearchreportsindomesticandforeignliteratures,wesummarizedandelaboratedthemajorabioticandbioticfactorsthatcontrolfinerootproductionandturnover.Theenvironmentalfactorsincludedsoilnutrient,soiltemperature,soilmoistureandtheCO2concentration.Soilorganisms,finerootmorphologyandforeststandcharacteristicswerediscussedasbioticfactorsinthispaper.Finally,wedefinedtheproblemsarisinginrootsystemresearchandprospectedthefutureresearchdirection.

  • 标签: FINE ROOT production FINE ROOT TURNOVER
  • 简介:Theeffectoflanthanumiononmembranepermeabilityofcornrootsegmentisstudied.ResultsshowsthattreatmentoftherootsegmentswithLaCl3·7H2Ocandecreasetheionleakageoftheroottissue.Theleakagedecreaseshyincreasingtheconcentrationoflanthanum,andtheconcentrationhasnofurtherdependenceonionleakagesabove25μmol/L.Aftertreatingtheroottissueforonehourwithlanthanumion,theamountofleak-agehaslineardependenceontimewithinthefirst2handaftertwohourstheleakageincreases.Theionleakageofthetissuedependesonthetimeoflanthanumtreatment.Whenthedurationoftreatmentisprolonged,theleakagedecreasesrapidlyandtheleakagereachesaminimumat30minutes.Otherrareearthelementscanalsodecreaseionleakage.Thereisnosignificantdifferenceintheionleakageamongtheseelements.

  • 标签: CORN ROOT LANTHANUM Rare earth POTASSIUM
  • 简介:三新sesquiterpene碱,1-desacetylwilforgine(1),1-desacetylwilforine(2),和9鈥?hydroxy-2-nicotinoylwilforine(3)从Tripterygiumwilfordii钩f.的根被孤立,与六已知的碱一起。他们的结构被建立根据光谱分析。

  • 标签: 生物碱 雷公藤 倍半萜 频谱分析
  • 简介:China'sforestscover208.3millionhaandspanawiderangeofclimatesandalargevarietyofforesttypes,includingtropical,temperate,andborealforests.However,thevariationpatternsoffineroot(\2mmindiameter)biomass,production,andturnoverfromthesouthtothenorthareunclear.Thisstudysummarizesfinerootbiomass(FRB),production(FRP)andturnoverrate(FRT)inChina'sforestsasreportedby140casestudiespublishedfrom1983to2014.TheresultsshowedthatthemeanvaluesofFRB,FRPandFRTinChina'sforestswere278gm-2,366gm-2a-1,and1.19a-1,respectively.Comparedwithotherstudiesattheregionalorglobalscales,FRBinChina'sforestswaslower,FRPwassimilartoestimatesattheglobalscale,butFRTwasmuchhigher.FRB,FRP,andFRTinChina'sforestsincreasedwithincreasingmeanannualprecipitation(MAP),indicatingthatfinerootvariableswerelikelyrelatedtoMAP,ratherthanmeanannualtemperatureorlatitude.Thisispossiblyduetothesmallvariationintemperaturebutgreatervariationinprecipitationduringthegrowingseason.ThesefindingssuggestthatspatiotemporalvariationinprecipitationhasamoreprofoundimpactonfinerootdynamicsinChina'sforests,andthiswillimpactcarbonandnutrientcyclesdrivenbyrootturnoverinthefuture.

  • 标签: FINE ROOT biomass FINE ROOT PRODUCTION