北方牧區(qū)、半牧區(qū)舍飼奶牛疾病診斷專家系統(tǒng)的研制.pdf

1、內(nèi)蒙古農(nóng)業(yè)大學(xué)碩士學(xué)位論文北方牧區(qū)、半牧區(qū)舍飼奶牛疾病診斷專家系統(tǒng)的研制姓名：于海洋申請學(xué)位級別：碩士專業(yè)：臨床獸醫(yī)學(xué)指導(dǎo)教師：吳樹清20090501ResearchofDiagnosticExpertSystemforDairyCowDiseasesinNorthernPasturea，ndFarming—pastoralAreaofChina^bstractAgriculturalinformationisthemaintrendo

2、fcurrentagriculturedevelopmentTheExpertSystemcanbetheprimaryassistantforagriculturalproductionNowadays，stoekbreeding，especiallyofCOWbreeding，registeredrapiddevelopmentAgreatdealofexpertswhoengagedinCOWdiseasesdiagnosisan

3、dtreatmentwereneededHowever’thequantityandqualityofthesepersonshavenotmetthedemand，andthishandicapthedevelopmentofthestockbreedingItisnotpossibletosolvethisproblembytrainingvetsinashorttimeSo，theprofessionalexpertsystems

4、forCOWdiseasesdiagnosisandtreatmentwouldbeagoodapproachetosolvethecontradictionTheknowledgeacquisitionmodewasfoundedinthisstudyItwasdividedinto4stages，whichincludedchoosingknowledgesource，forminginitialknowledge，refining

5、knowledgesandconfirmingknowledgebasesItwasconcludedthatthe4stagemethodsofknowledgeacquisitioncouldsavetimeandminimizeworkloadeffectivelyBasedonthelargeandcomplicatetheoryinthedairyCOWExpertSystem，theproductionrulewasused

6、intheresearchItwasmodularizationandeasytounderstandTheabilityofinquiringandadministratingWasstrengthenedwhendatabasewasestablishedinExpertSystemThisstudytookthehybridreasoningstrategyasthereasoningmoduleoftheexpertsystem

7、，andthebackwardchainingstrategywasusedintheDiseasesInquiryModuleThemaininnovativepointsofthedissertationwerethatbothsynonymsandlearningmodulewereaddedinthesystemTheexpertsystemwasdesignedasaframeworktoolandbringtheoretic

8、basisandexperiencetothedevelopmentofexpertdiseasesdiagnosisandtreatmentsystemsforotheranimalsBasedontheresults，ExpertSystemsfordairyCOWdiseasesdiagnosisandtreatmentofPastureandHalfPastureNorthernChinawasdevelopedwithVisu

9、alBasiclanguageandAccessrelationaldatabaseThevariousmethodsandtechniquetodevelopExpertSystemsfordairyCOWdiseasesdiagnosisandtreatmentinthisstudyareofgreatvalueinactualapplicationKeyWords：Artificialintelligence，DairyCow，K