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Opencv-python4.5学习笔记读取、展示、保存图片摄像头读取视频并转为灰度图显示播放视频文件从摄像头读取帧保存视频读取、展示、保存图片import cv2 as cvimport sysimg = cv.imread("ying.jpg")if img is None: sys.exit("Could not read the image.")cv.imshow("Display window",img)k = cv.waitKey(0)if k == ord("s"):

import numpy as npimport scipy.integrate as spiimport matplotlib.pyplot as plt #模型参数daysTotal = 365E0 = 1dataOffset = 'auto'days0 = 70r0 = 2.4r1 = 0.85sigma = 0.312gamma = 0.357beta0 = 0.857beta1 = 0.304population = 1000#定义模型def model(

scipy.ndimage.interpolation.shift()介绍在学习过程中遇到的，网上查资料又介绍得不够详细看不太明白，只能自己调一下参数观察具体功能该函数有三个参数第一个参数是输入，数组类型第二个参数是偏移量（[行，列]）第三个参数是填充数示例：import numpy as npfrom scipy.ndimage.interpolation import shifta = [[1,2,3],[4,5,6],[7,8,9]]a = np.array(a) #要经过nu