Transform method, inverse transform method, coder, decoder and storage medium
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United States of America Patent
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Dec 12, 2023
Grant Date -
Oct 13, 2022
app pub date -
Jun 21, 2022
filing date -
Jun 30, 2019
priority date (Note) -
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Abstract
Provided by the implementations of the present disclosure are a transform method, a coder, a decoder and a computer readable storage medium. The transform method includes: determining normal vectors of encoding points in an encoding point cloud; analyzing the sum total of all coordinates of the normal vectors on the basis of the normal vectors of the encoding points; and determining a transform sequence on the basis of the sum total of all coordinates of the normal vectors.
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