Keywords :
Contour coding, contour tracing, curvature, image processing, patterm recognition, quantization noise, two-dimensional.; Bandwidth; Biomedical measurements; Goniometers; Image coding; Image processing; Noise shaping; Pattern recognition; Quantization; Shape measurement; Smoothing methods; Contour coding, contour tracing, curvature, image processing, patterm recognition, quantization noise, two-dimensional.;