0.ShapeNet组织结构ShapeNet*ShapeNetCore +ShapeNetCore.v1 +ShapeNetCore.v2*ShapeNetSem1.ShapeNetCoreShapeNetCoreisadenselyannotatedsubsetofShapeNetcovering55commonobjectcategorieswith~51,300unique3Dmodels.EachmodelinShapeNetCorearelinkedtoanappropriatesynsetinWordNet(version3.0).ThedistributionofforShape