METHOD FOR MOTION ESTIMATION
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Abstract
A method for motion estimation with respect to a sequence of images. Based on predictor vectors respective updates are generated. The updates are distributed over a plurality of tables. Only a single table of updates is applied to a given predictor vector to generate a limited set of candidate vectors only.
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Citations
40 Claims
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1-20. -20. (canceled)
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21. A method for motion estimation with respect to a sequence of images, comprising:
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generating respective updates based on predictor vectors; distributing the updates over a plurality of tables; and applying only a single table of updates to a given predictor vector to generate a limited set of candidate vectors only. - View Dependent Claims (22, 38, 39, 40)
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23. A method for motion estimation with respect to a sequence of images, comprising:
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(a) providing digital image data representing a sequence of images; (b) providing one or a plurality of predictor vectors; (c) generating updates for the predictor vectors; (d) generating for the updates a candidate vector, thereby providing a plurality of candidate vectors by applying selected updates to a given predictor vector; (e) selecting from the plurality of candidate vectors a distinct candidate vector that fulfils a given matching criterion as a motion vector candidate; (f) wherein the generating (c), generating (d), and generating (e) are performed recursively until a given termination criterion is fulfilled; (g) wherein, as a result of each recursion, the predictor vectors or a subset thereof are updated by providing respective updates; (h) wherein the updates are distributedly organized and stored within a plurality of update tables; (i) wherein as a consequence each update table contains less than a complete number of updates; and (j) wherein in the generating (d) generating said candidate vectors only the updates of a single update table are applied to a given predictor vector. - View Dependent Claims (24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37)
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Specification