磁共振成像设备的数字孪生建模关键技术与应用.docx

第35

第35卷第10期2023年10月

Vol.35No.10Oct.2023

JournalofSystemSimulation

KeyTechnologyandApplicationofDigitalTwinModelingforMRI

ChenShanshan1，WangHongzhi2*，XiaTian3

(1.CollegeofMedicalImaging,ShanghaiUniversityofMedicineHealthScience,Shanghai201318,China;

2.ShanghaiKeyLaboratoryofMagneticResonance,EastChinaNormalUniversity,Shanghai200062,China;

3.ShanghaiTrainingCloudEducationTechnol.Co.,Ltd.,Shanghai200433,China)

Abstract：Withtheacceleratingdigitalizationineducation,theconstructionofdigitalresourcesandapplicationplatformshascaughtincreasingattention.TheframeworkofMRIequipmentdigitaltwinfive-dimensionalmodelisconstructedtosolvetheproblemsinteachingandtrainingformagneticresonanceimaging(MRI).Amodelingandsimulationmethodbasedonthemechanismmodelisproposed.Themulti-dimensionalphysicaldataareobtainedtoperformdigitalhumanmodeling,andthevirtualacquisitionandimagereconstructionmethodisproposedtogenerateimages.Thedigitaltwindataareadoptedforiterativeoptimizationtoimplementthewholeprocessofthethree-dimensionalvisualoperationincludingpreparationbeforeinspection,coilselection,patientpositioning,parametersetting,andimageprocessing.Applicationverificationiscarriedoutbasedontheimagingsequencesofspinecho,gradientecho,andechoplanar.Drivenbyreal-timedata,thesimulationresultsareconsistentwiththeoperationdataofthephysicalequipment.Thismeetstheneedsofteachingtrainingandauxiliarydesignandguaranteespersonalizedandintelligentadaptivelearningundermassiveteachingarrangements.

Keywords：digitaltwin;magneticresonanceimaging;sequence;mechanismmodeling

磁共振成像设备的数字孪生建模关键技术与应用

陈珊珊1，汪红志2*，夏天3

(1.上海健康医学院医学影像学院，上海201318；2.华东师范大学上海市磁共振重点实验室，上海200062；

3.上海培云教育科技有限公司，上海200433)

摘要：随着教育数字化的加快推进，数字化资源及其应用平台搭建日