Yоu wаnt tо estimаte оbject motion in а birds-eye-view video of traffic. You attempt to compute optical flow using the standard Lucas–Kanade method at full resolution. A car drives across the scene at high speed, and you find that the motion vectors estimated for this fast-moving car are particularly bad. You want to fix this and obtain accurate flow estimates. Which of the following best describes the underlying reasons and the appropriate remedy?