plt.subplot(1,2,1)# 将图形分为 1 行 2 列,选择第 1 个区域plt.plot(x,y1,label='Sine Wave',color='blue')# 绘制正弦波plt.title('Sine Wave')# 添加标题plt.xlabel('X-axis')# x 轴标签plt.ylabel('Y-axis')# y 轴标签plt.legend()# 显示图例plt.subplot(1,2,2)# 选择第 2 个区域p...
利用Python程序绘制函数y=sin(x)的图像,若要绘制下图所示的函数图像,则下列代码中第六行应该填写的代码为( ) A. plt.plot(x,y) B. plt.plot(y,x) C. plt.bar(x,y) D. plt.boxplot(x,y) 相关知识点: 试题来源: 解析 A 【详解】 本题主要考查Python图像的绘制。plot函数用于绘制曲线,bar函数...
xs = np.linspace(-10, 10, 100)ys = np.sin(xs)data = np.dstack([xs, ys])[0]# create a figure figure = fpl.Figure()# add the data to the figure sine_wave = figure[0, 0].add_line(data=data, thickness=10)figure.show()现在，想要正弦波的每个第三个点更改为红色。如果可视化中的...
fig,axs=plt.subplots(1,3,figsize=(15,5))# 创建一个1行3列的网格fori,axinenumerate(axs):x=np.linspace(0,2*np.pi,100)y=np.sin(x*(i+1))# 改变频率以区分图像ax.plot(x,y)ax.set_title(f'Sine Wave{i+1}')ax.set_xlabel('X axis')ax.set_ylabel('Y axis')plt.tight_layout()#...
1 thought on “Plot FFT using Python – FFT of sine wave & cosine wave”IRIS SH June 1, 2022 at 3:10 pm Thank you! in the last section, calculating the PSD, you wrote: “In Python, the power has to be calculated with proper scaling terms.” What is the proper scaling? Do ...
import matplotlib.pyplot as plt import numpy as np # 确保数据是数值型的 x = np.linspace(0, 10, 100) y = np.sin(x) # 创建图形对象 plt.figure() # 绘制图形 plt.plot(x, y, label='Sine Wave') # 添加图例 plt.legend() # 显示图形 plt.show() ...
y = np.sin(x)fig, ax = plt.subplots()ax.plot(x, y)ax.set_title('Sine Wave')ax.set_...
y = np.sin(x) fig = plt.figure() ax = fig.add_axes([0,0,1,1]) ax.plot(x,y) ax.set_title("sine wave") ax.set_xlabel('angle') ax.set_ylabel('sine') plt.show() 输出结果如下: 图1:运行结果图 在Jupyter Notebook 中运行程序,结果如下: ...
基本概念 以Qt为例，界面可以追踪鼠标的全局坐标，当然也可以转换成绘图界面里的相对坐标。图表的动态交互...
Example 1: Plotting sine wave using plot()The code we have is as follows −t = 0:0.01:2*pi; y = sin(t); plot(t, y); In this example, we first define a time vector t using the colon operator (:) to generate values from 0 to 2*pi with a step size of 0.01. Next, we ...