编程笔记

lifelong learning & practice makes perfect

references

wsl 2 ,ulimit -n 65535 设置报错=>

ulimit: Permission denied when changing resource of type ‘Maximum number of open file descriptors’

修改 /etc/security/limits.conf 的配置,再su username切换到当前用户就会生效

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#soft for enforcing the soft limits
#hard for enforcing hard limits
#<domain> <type> <item> <value>
* soft nofile 50000
* hard nofile 55555

  • Momentum:

    Momentum takes past gradients into account to smooth out the steps of gradient descent. It can be applied with batch gradient descent, mini-batch gradient descent or stochastic gradient descent.

    You have to tune a momentum hyperparameter β and a learning rate α.

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  • non-stationary:非平稳过程

  • univariate time series

  • multivariate time series

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  • 问题

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    Failed to get convolution algorithm. This is probably because cuDNN
    failed to initialize, so try looking to see if a warning log message was
    printed above.
  • 描述

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  • supervised learning

    由一组参考的输入输出x、y, mapping得到相应的关系y=f(x)

  • structure data

    data indatabase例如年龄、房价预测中的zip code、bedrooms、wealth等

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  • 错误信息

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    curl:error while loading shared libraries: libssl.so.1.0.0: cannot open shared object file: No such file or directory
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Error :
TypeError: If class_mode="binary", y_col="Label" column values must be strings.
使用class_mode='categorical'或者其他也会报错
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