Finance, Trading, Stock Market, Mathematics, Technical Analysis.
self.update() return self # Cleans up fit() by updating in seperate method def update(self): Y_pred = self.predict(self.X) # Partial Derivatives (vectorized) dW = -(2 * (self.X.T).dot(self.Y - Y_pred)) / self.m db = -2 * np.sum(self.Y - Y_pred) / self.m # update weights self.W = self.W - self.lr *