(57) ABSTRACT A method of workflow monitoring and analysis includes: according to an
image to generate at least one three-dimen sional joint coordinate, and according to the
three dimen sional joint coordinate to generate at least one task posture information;
according to a movement information to gen erate at least one three-dimensional track
information, and according to the three dimensional track to generate at least one task track
information; and according to a workpiece posture information, the task posture information …