学科分类
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42 个结果
  • 简介:ChinesescholarshaverealizedtheimportanceofArtificialOrganresearch.TheScienceandTechonlogyCommitteeofChinasetupaspecialworkinggroupin1978inordertodeveloptheresearchprojectsofartificialorgans.TheChineseSocietyofBiomedicalEngineeringestablishedtheArtificialOrgansSocietyandsince1982itholdsconferenceseverythreeyears.

  • 标签: ORGANS realized rubber valve POLYETHYLENE HOLLOW
  • 简介:Inthispaper,weproposeanewartificialantalgorithmforsolvingconstrainedoptimizationproblemsingeneralcase.Numericalexamplesshowthatitiseffectiveandrobust.

  • 标签: ANT ALGORITHM CONSTRAINED OPTIMIZATION
  • 简介:Beginningwiththeanalysisofthebehaviorofnaturalants,thispaperilluminatestheprincipleandmethodthat,byadoptingimagetextureenergyaspheromoneandfindingtheirwayonthetrackofthepheromone,artificialantshavetheabilitytoidentifyandrememberthroughsimilarmeasurementofpheromone.Basedonthequantityofexperiments,thispaperanalyzessomefactorsthatinfluencetheabilityofartificialantsanddrawssomeconclusionsaboutthelawofantperception.

  • 标签: 图像处理 人工智能 遥感技术 测绘工作
  • 简介:Astheprogressofvascularsurgery,artificialvesselshavebecomethesubstituteforlargeandmiddlediametervesselsbuthavenotforsmalldiameteronesowingtothrombogenesisandocclusionwithinashortperiodoftimeafterbeingapplied.ArtificialvesselendothelializationisoneoftheidealmethodstoresolvesuchissueandhasbeenimprovedcontinuouslysinceHerring1in1978putforwardthisterminthefirsttimeandutilizedvascularendothelialcells(ECs)harvestedfromlivinganimalstoperformthetestofartificialvesselendothelialization.

  • 标签: 角色 预涂渍 人造血管 内皮化 外科手术
  • 简介:OBLCDOMAINDECOMPOSITIONFORARTIFICIALCOMPRESSIBLEEQUATIONLinMingsen(林明森);HuangLanchieh(黄兰洁)(ReceivedDec.17,1994;Communicatedby...

  • 标签: ZONE decompose SINGULAR PERTURBATION artificial compress
  • 简介:Theauthorreviewsthecontinuous10years’studyofALSSinthehospitalandprospects:1.thedevelopmentofanimalmodelsofischemiahepaticnecrosisandjaun-dicefortheevaluationofALSS,includingthemodelsofhepaticnecrosisbyyellowphosphorus,hepaticnecrosisinratsbyD-aminogalactose,jaundiceindogs,2.ThepresentstatusoftheresearchforALSSintheworld:Researchersintheworldhavemadeinvestigationsandclinicalapplicationsforyearsinthefollowingaspects:(1).

  • 标签: JAUNDICE BILIRUBIN HEMODIALYSIS INFUSION PERFUSION suspension
  • 简介:Thispaperisasummarizationonevaluationofvalueofartificialforest.Themaincontentsinclude:(i)thedifferenceinconceptsbetweenecologicalfunction,ecologicalefficiencyandecologicalbenefitsofartificialforest;(ii)themotiveandseveraltachesofeconomicfeedbackorcompensationforecologicalbenefit;(iii)theecologicalefficienciesofartificialforestandthemaincorrelativefactorswhichincludestheecologicalefficienciesofartificialforestandthemaincorrelationfactorsinfectingtheecologicalefficiency;(iv)thebasicmathcorrelationsbetweenecologicalefficienciesofartificialforestandtherelatedfactors;(v)servicerangeoftheecologicalefficienciesofartificialforest;and(vi)thebasicprincipleofmeasurementofecologicalefficienciesofartificialforest.Attheend,thebasicmethodsofmainecologicalefficienciesofartificialforestareexpatiated.

  • 标签: 人工林 森林生态效益 估价 生态功能 生态价值
  • 简介:Inthecontextoftowermeasuredradiationdatasets.followingthecorrectionprinciplemeetingadiagnosticequationindataqualitycontrolandintermsofatechniqueformodelconstructionondataandANN(artificialneuralnetwork)retrievalforBPcorrectionofradiationmeasurementswithrougherrorsavailable,aBPmodelispresented.Evidencesuggeststhatthedevelopedmodelworkswellandissuperiortoaconvenientmultivariatelinearregressionmodel,indicatingitswideapplications.

  • 标签: artificial neural network(ANN) BP(backward propagation)net ROUGH
  • 简介:ThispaperexplorestheapplicationofArtificialIntelligent(AI)techniquesforclimateforecast.ItpresentsastudyonmodellingthemonsoonprecipitationforecastbymeansofArtificialNeuralNetworks(ANNs).UsingthehistoricaldataofthetotalamountofsummerrainfallovertheDeltaAreaofYangtzeRiverinChina,threeANNsmodelshavebeendevelopedtoforecastthemonsoonprecipitationinthecorrespondingareaoneyear,five-year,andten-yearforwardrespectively.Performancesofthemodelshavebeenvalidatedusinga'new'datasetthathasnotbeenexposedtothemodelsduringtheprocessesofmodeldevelopmentandtest.Theexperimentresultsarepromising,indicatingthattheproposedANNsmodelshavegoodqualityintermsoftheaccuracy,stabilityandgeneralisationability.

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  • 简介:Consideringourcountry'spresentsituation,inthispaperweprovidetenevaluationindexesofthecreditapplicationmanagement,whichisusedastheinputvectorofneuralnetwork.Thenwesetupathree-layerbackpropagationmodelforthecreditapplicationevaluationbasedontheartificialneuralnetwork.Wealsoanalyzedthemodelusingtherealdata;thetestingresultindicatesthatthemodelisagoodmethodandagoodtool.

  • 标签: 信贷申请表 神经网络 评估指标 信贷管理
  • 简介:ExperimentsareperformedinawaveflumetodemonstratetheBraggreflectionoflineargravitywavesbyartificialbars.Threedifferentartificialbarswithrectangular,triangularandrectifiedcosinoidalshapesareplaceddiscretelyontheseabedformeasurementoftheBraggreflection.Aseriesofexperimentalconditionsincludingthenumberofbars,thepe-riodicbarspacing,thewaterdepthandvariouswaveconditionsaretested.KeyparametersinfluencingtheBraggreso-nancesareinvestigated.Theexperimentaldataarecomparedwiththevaluesfromboththeoreticalandnumericalmodels.Somekeyparametershaveprovedtobeeffectiveindescribingtheprimaryresonances.Predictiveequationsofthecharac-teristicsfortheBraggreflectionareproposedinthispaper.

  • 标签: WAVES BRAGG REFLECTION higher-harmonic RESONANCE artificial
  • 简介:Thereareseveralstudiesontheuseofskingrowthintissueculture,toknowhowtocoverlargesurfaceareasofburnpatientsandhowtoreplaceskinlossfromothertypeoftrauma.Itwouldbemostidealtohaveapermanentskinsubstitutecon-tainingdermalandepidermalcomposition.Thispaperdescribesthathumanepidermalcell(HEC)growthinvitrocanbecombinedwiththedegradeablebiomaterialsCollagen-ChitosanArtificialDermal(C-

  • 标签: DERMAL COLLAGEN PERMANENT TRAUMA replace SUBSTITUTE
  • 简介:AUTOMATICCLASSIFICATIONOFECGUSINGARTIFICIALNEURALNETWORKSAUTOMATICCLASSIFICATIONOFECGUSINGARTIFICIALNEURALNETWORKSC.L.Peng,Z....

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  • 简介:一个不安方法为解决非线性的Korteweg-deVries(KdV)在动态系统的上下文被介绍方程。最好的效率为很少perturbative修正被获得。它被看那,这条途径的集中的问题完全这里被保证,因为在系列包括的一小部分术语能描述一个足够的准确答案。有quintic花键的答案的比较,;有限差别被介绍。

  • 标签: 扰动 泰勒级数 五次样条 KORTEWEG-DE VRIES方程