10 2020 档案

摘要:首先安装opencv:(在jupyter notebook里) 1 ! pip install opencv-python 接下来,从电脑的摄像头读取视频,识别视频内的人脸。 1 import cv2 2 3 face_cascade = cv2.CascadeClassifier('haarcas 阅读全文
posted @ 2020-10-20 08:31 cfdchen 阅读(916) 评论(0) 推荐(0)
摘要:1 # import packages 2 import matplotlib.pyplot as plt 3 import numpy as np 4 import time 5 from mpl_toolkits.mplot3d import Axes3D 6 from matplotlib i 阅读全文
posted @ 2020-10-20 07:25 cfdchen 阅读(155) 评论(0) 推荐(0)
摘要:1 import numpy as np 2 import matplotlib.pyplot as plt 3 4 filename = 'Unradiated_CG_Steel.txt' 5 f = np.genfromtxt(filename, delimiter=',') 6 X = f[: 阅读全文
posted @ 2020-10-20 07:13 cfdchen 阅读(160) 评论(0) 推荐(0)
摘要:Using Python to realize difference method. Here the data is from expermient. Use Central Difference method to solve the inner points, while forward di 阅读全文
posted @ 2020-10-02 05:08 cfdchen 阅读(390) 评论(0) 推荐(0)
摘要:1. PPT完成后,如何加入页码? 点击:插入--幻灯片编号,然后按照下图所示操作,即可插入页码,但是没有总页码。 2. 如何增加总页码? 点击:视图--幻灯片母板,选择左侧第二个母板,在窗口右下角有编号显示,格式为<#>,然后在这之后加上“/总页码”即可,格式为<#>/总页码。 关闭幻灯片母板,返 阅读全文
posted @ 2020-10-02 04:20 cfdchen 阅读(42510) 评论(0) 推荐(0)