PointContrast: Unsupervised Pre-training for 3D Point Cloud Understanding
Saining Xie, Jiatao Gu, Demi Guo, Charles R. Qi, Leonidas Guibas, Or Litany
Topics & Concepts
Computer scienceArtificial intelligenceTransfer of learningPoint cloudSet (abstract data type)Deep learningFocus (optics)Representation (politics)AnnotationTask (project management)SegmentationMachine learningUnsupervised learningFeature learningPoint (geometry)ManagementEconomicsMathematicsPoliticsOpticsProgramming languagePolitical scienceGeometryPhysicsLawAdvanced Neural Network ApplicationsDomain Adaptation and Few-Shot LearningHuman Pose and Action Recognition