Questions tagged [motion-compensation]

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16
votes
3answers
10k views

How do the motion vectors work in predictive coding for MPEG?

In MPEG, there is a process where an image is broken up into macroblocks and a motion vector is computed for each of those macro blocks. You then transmit these vectors, along with the prediction ...
3
votes
2answers
88 views

motion compensation for range migration algorithm

Is there a simple to follow explanation of how to do second order motion compensation for range migration algorithm? The one described in Carrara et al is for the ideal case. For the Extended Omega K ...
2
votes
4answers
1k views

Create images with sub-pixel shift

I want to test some motion estimation algorithms which compute motion with sub-pixel accuracy. I can create images shifted by the order of pixel (e.g. [2,2]) using ...
0
votes
0answers
30 views

Motion compensation for stripmap SAR

I am trying to perform motion compensation for an airborne stripmap SAR data following the book Synthetic Aperture Radar Processing by Franceschetti and Lanari. The algorithm flowchart is on page 145. ...