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Download Function Reference Manual - DSP Development Corporation
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gsqrwave(100, .01, 4) 1.2 1 0.8 0.6 0.4 0.2 0 -0.2 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 0.6 0.7 0.8 0.9 slp(W1, 10) 1.2 1 0.8 0.6 0.4 0.2 0 -0.2 0 0.1 0.2 0.3 0.4 0.5 Remarks: The single pole analog lowpass filter is implemented in the digital domain using the impulse invariance technique. See Also: IIR SHP SOBEL Purpose: Performs a nonlinear 2D Sobel edge detection. Format: SOBEL(table, thresh, overlay) table - Any image table or expression evaluating to a table. thresh - Optional. A real, the threshold for edge detection. Defaults to mean of image. overlay - Optional. An integer, overlay pixel flag. 0: do not overlay, 1: overlay pixels. Defaults to 0. 720
