codes of machine learning of Astronomy ans Space Science Department of NJU. CODE01: Edge detection, containing Roberts, Prewitt, Sobel and Canny achieved via Python.Opencv and self-writing codes.
CODE02: Filter, containing ideal high/low pass filters, band pass filter, Gaussian high/low pass filters, Butterworth high/low pass filters achieved via opencv and self-writing codes.
CODE03: Multi-element linear regression achieved by Gradient Descent, Stochastic Gradient Descent and Adgrad.