
KNN算法
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KNN模型MNIST数据集分类
import gzip, os, sys import numpy as np import pylab from scipy.stats import multivariate_normal from urllib.request import urlretrieve import matplotlib.pyplot as plt def download(filename, source='http://yann.lecun.com/exdb/mnist/'): print('Download原创 2021-08-26 11:42:34 · 209 阅读 · 0 评论 -
KNN算法实现
import numpy as np import matplotlib.pyplot as plt import operator def createDataset(): group = np.array([[1.0, 2.0], [1.2, 0.1], [0.1, 1.4], [0.3, 3.5], [1.1, 1.0], [0.5, 1.5]]) labels = np.array(['A', 'A', 'B', 'B', 'A', 'B']) return group,原创 2020-12-16 15:30:19 · 200 阅读 · 0 评论