小编baa*_*.sb的帖子

嘿我在尝试使用的bashrc中做了一些更改

source ~/.bashrc

但得到以下错误

baaz@FireStorm:~$ source ~/.bashrc
Traceback (most recent call last):
  File "/usr/lib/python3.5/dbm/gnu.py", line 4, in <module>
    from _gdbm import *
ImportError: No module named '_gdbm'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/CommandNotFound/CommandNotFound.py", line 7, in <module>
    import dbm.gnu as gdbm
  File "/usr/lib/python3.5/dbm/gnu.py", line 6, in <module>
    raise ImportError(str(msg) + ', please install the python3-gdbm package')
ImportError: No module named '_gdbm', please install the python3-gdbm package

During handling of the …

我正在开发一个项目，通过获取用户的实时音频输入来预测用户的性别。在研究这个项目时，我遇到了 kaggle 的数据集https://www.kaggle.com/primaryobjects/voicegender，提出了 CART 逻辑，其中

if meanfun<0.14:
        if IQR>=0.07:
              return male

        else 
              return female
else 
        return female

我试图搜索平均基频但找不到任何有用的资源。请解释这个概念，平均频率和平均基频有什么区别？以及如何计算它的价值。