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发表于 2025-4-1 02:10:54
Space-Time Images,15.2) temporal derivatives play an essential role (see (15.5), (15.12), and (15.27)). With only two consecutive images of a sequence, we can approximate the temporal derivative just by the difference between the two images. This may be the simplest approximation, but not necessarily the best (see section 6.3.5).
粉笔
发表于 2025-4-1 07:11:07
Book 19932nd editioneir visual sense. While for a long time images could only be captured by photography, we are now at the edge of another technological revolution which allows image data to be captured, manipulated, and evaluated electronically with computers. With breathtaking pace, computers are becoming more power