The Canny edge detector is an edge detection operator that uses a multi-stage algorithm to detect a wide range of edges in images. It was developed by John F. Canny in 1986. Canny also produced a ...
In this movie, the polarized optical micrograph of the q = 1/2 FLC q-plate switches between two states under the external electric field with opposite polarities. On the right side of the frame, the ...
The light incidents onto the"EDGE" shaped object, then passes through the metasurface at the Fourier plane, and finally its edge information is obtained at the image plane. Figure 2. 2D edge detection ...
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