摘要:
import numpy as npimport matplotlib.pyplot as plt x_data = [1.0, 2.0, 3.0]y_data = [2.0, 4.0, 6.0] # our model forward passdef forward(x): return x * 阅读全文
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Java synchronized
2020-03-22 15:23 by DataBases, 263 阅读, 收藏,
摘要:
synchronized关键字解决的是多个线程之间访问资源的同步性,synchronized关键字可以保证被它修饰的方法或者代码块在任意时刻只能有一个线程执行。另外,在 Java 早期版本中,synchronized属于重量级锁,效率低下,因为监视器锁(monitor)是依赖于底层的操作系统的 Mu 阅读全文
生成K-fold交叉验证数据集
2021-05-18 15:21 by DataBases, 262 阅读, 收藏,
摘要:
import pandas as pd from sklearn import model_selection if __name__ == "__main__": # Training data is in a CSV file called train.csv df = pd.read_csv( 阅读全文
神经网络入门参考
2019-12-01 23:36 by DataBases, 261 阅读, 收藏,
摘要:
https://cuijiahua.com/blog/2018/11/dl-8.html(python3) https://www.zybuluo.com/hanbingtao/note/433855(python2) https://developers.google.com/machine-le 阅读全文
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