luolinll1212的专栏

# -*- coding:utf-8 -*-import timeimport warningsimport numpy as npimport pandas as pdimport matplotlib.pyplot as pltfrom matplotlib import rcParamsfrom matplotlib.font_manager import FontProper...

# -*- coding:utf-8 -*-import numpy as npclass KNN(object): def __init__(self, k): self.k = k def fit(self, x, y): self.x_train = np.asarray(x) self.y_train = np.as...

import numpy as npa = 1b = 0c = 0def f1(x): return a * x ** 2 + b * x + cdef h(x): return 2 * a * x + b# 批量梯度下降def bgd(x,step=0.000001): dx = h(x) x_ = x - step * np.sum(dx)...

0，如果您觉得操作麻烦，可以直接直接下载生成好的wiki.zh.text.model模型 https://download.youkuaiyun.com/download/luolinll1212/106404511，下载中文维基百科https://dumps.wikimedia.org/zhwiki/latest/zhwiki-latest-pages-articles.xml.bz2,并...

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