Fig. 3: Bamboo slip edge contour information extracted through the improved edge extraction method. | npj Heritage Science

Fig. 3: Bamboo slip edge contour information extracted through the improved edge extraction method.

From: Adaptive multi-feature fusion for visible-infrared image registration and character enhancement of bamboo slips

Fig. 3: Bamboo slip edge contour information extracted through the improved edge extraction method.The alternative text for this image may have been generated using AI.

Edge features extracted from bamboo slip images, highlighting structural boundaries and contour information for subsequent registration. The improved method identifies clear edge contours providing robust feature points for coarse registration.

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