Machine learning principle and practice | PCA Dimensionality Reduction Practice

%matplotlib inline import matplotlib.pyplot as plt import numpy as np 1. PCA introduction 1.1 concept Thought: dots = np.array([[1, 1.5], [2, 1.5], [3, 3.6], [4, 3.2], [5, 5.5]]) def cross_point(x0, y0): """ 1. line1: y = x 2. line2: y = -x + b => x = b/2 3. [x0, y0] is in line2 => b = x0 + y0 => x1 = b/2 = ...

Added by IanMartins on Tue, 14 Sep 2021 03:33:54 +0300