Extracting high-precision full-field displacement from videos via pixel matching and optical flow
Lele Luan, Yang Liu, Hao Sun
Topics & Concepts
Subpixel renderingOptical flowPixelComputer visionDisplacement (psychology)Computer scienceArtificial intelligenceDisplacement fieldDigital image correlationPhase correlationMatching (statistics)AliasingField (mathematics)Tracking (education)AlgorithmMathematicsEngineeringOpticsImage (mathematics)PhysicsUndersamplingFinite element methodPsychologyStructural engineeringPure mathematicsPsychotherapistMathematical analysisPedagogyFourier analysisShort-time Fourier transformStatisticsFourier transformStructural Health Monitoring TechniquesOptical measurement and interference techniquesImage Processing Techniques and Applications