DBStereo shows that a 4D stereo cost volume can be aggregated with pure 2D convolutions by separating spatial from disparity aggregation, reaching competitive accuracy at real-time speed.
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Decoupling Bidirectional Geometric Representations of 4D cost volume with 2D convolution
DBStereo shows that a 4D stereo cost volume can be aggregated with pure 2D convolutions by separating spatial from disparity aggregation, reaching competitive accuracy at real-time speed.