池化的目的是采样，减少计算量
import numpy as np
feature_map = np.array([
[1, 1, 1, 1],
[1, 1, 1, 1],
[2, 2, 2, 2],
[2, 2, 2, 2]
])
print('特征图：\n', feature_map)
pooled = np.zeros((2, 2))
for i in range(0, 4, 2):
for j in range(0, 4, 2):
pooled[i // 2, j // 2] = np.max(feature_map[i[......]卷积是为了提取特征
import numpy as np
image = np.array([
[0, 0, 0, 0, 0],
[0, 0, 0, 0, 0],
[1, 1, 1, 1, 1],
[0, 0, 0, 0, 0],
[0, 0, 0, 0, 0]
])
filter_vertical = np.array([
[-1, 0, 1],
[-1, 0, 1],
[-1, 0, 1],
])
filter_horizontal = np.array([
[0, 1, 0],
[0, 1, 0],[......]
This extension is ‘appindicators’ from ubuntu, renamed ‘top indicator app’ under the terms of the GPL v2 +. it is the extension itself that Ubuntu offers as a native experience on your system, but so you can install it in other distros since the current one in gnome-extensions is empty.I will offe[……]
~/.config/autostart.desktop like follow[Desktop Entry]
Name=Start VirtualMachine
Icon=virtualbox
Exec=/home/debian/shells/start-virtualbox-windows.sh
Type=Application
X-GNOME-Autostart-enable=true
[……]
debian@virtual-machine:~$ timedatectl status
Local time: Thu 2024-12-19 13:21:58 HKT
Universal time: Thu 2024-12-19 05:21:58 UTC
RTC time: Thu 2024-12-19 05:21:57
Time zone: Asia/Hong_Kong (HKT, +0800)
System clock synchr[......]