Estimating optical flow: A comprehensive review of the state of the art

Andrea Alfarano, Luca Maiano, Lorenzo Papa, Irene Amerini

Abstract: Highlights•Investigating integration of traditional techniques in modern models.•Surveying key challenges of optical flow in real-world applications.•Offering the most comprehensive survey of datasets for optical flow.•Presenting a complete overview of Classical and Modern Optical Flow methods.•Highlighting crucial open questions, paving way for future research.