import numpy as np def live_update_demo(): plt.subplot(2, 1, 1) h1 = plt.imshow(np.random.randn(30, 30)) redraw_figure() plt.subplot(2, 1, 2) h2, = plt.plot(np.random.randn(50)) redraw_figure() t_start = time.time() for i in xrange(1000): h1.set_data(np.random.ra...
fig.canvas.draw()buf=fig.canvas.buffer_rgba()plot=np.asarray(buf)plot=cv2.cvtColor(plot,cv2.COLOR_RGB2BGR) 确保axs.plot调用现在位于帧循环内: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 whileTrue:...axs[0].plot(range(len(pos)),pos,c="b")axs[1].plot(range(len(vel)),vel,c...
这是完整的代码。 N = 9x = np.linspace(0, 6*np.pi, N)mean_stock = (stock(.1, .2, x, 1.2))np.random.seed(100)upper_stock = mean_stock + np.random.randint(N) * 0.02lower_stock = mean_stock - np.random.randint(N) * 0.015plt.plot(x, mean_stock, color = 'darkorchid', l...
plt.ion() plt.plot(s) plt.title('My Live Streaming Sensor Data') # Plot the title plt.grid(True) while(i<=50): time.sleep(0.01) val=ldr.read() print(val * converted * converted2) s.append(val) i=i+1 drawnow(makeFig) # Call drawnow to update our live graph plt.pause(.00000...
1.the Figure, which contains all the plot elements. 2.The top level container for all the plot elements. figure是一顶级的容器,包含了绘图所有的元素。 如果觉得不好理解,我们可以简单粗暴地理解为,每一个绘图弹框就是一个figure,绘图弹框样式,如下图: ...
这是一些演示代码:import timefrom matplotlib import pyplot as pltimport numpy as npdef live_update_demo(): plt.subplot(2, 1, 1) h1 = plt.imshow(np.random.randn(30, 30)) redraw_figure() plt.subplot(2, 1, 2) h2, = plt.plot(np.random.randn(50)) redraw_figure() t_start = time...
matplotlib.widgetsimportSliderfig,ax=plt.subplots()plt.subplots_adjust(bottom=0.25)t=np.arange(0.0,1.0,0.001)a0=5f0=3s=a0*np.sin(2*np.pi*f0*t)l,=plt.plot(t,s,lw=2)ax_freq=plt.axes([0.25,0.1,0.65,0.03])slider_freq=Slider(ax_freq,'Freq',0.1,30.0,valinit=f0)defupdate(val):...
sub1.set_ylabel('y', labelpad =15)# 创建第二个轴,即左上角的橙色轴sub2 = fig.add_subplot(2,2,2)# 两行两列,第二个单元格sub2.plot(theta, y, color ='orange') sub2.set_xlim(5,6) sub2.set_ylim(.4,1)# 创建第三个轴,第三和第四个单元格的组合sub3 = fig.add_subplot(2,2...
例如，在Ubuntu上可以使用以下命令：sudo apt-get updatesudo apt-get install texlive-full测试安装：...
r"\setmathfont{xits-math.otf}",r"\setmainfont{DejaVu Serif}",# serif font via preamble]}mpl.rcParams.update(pgf_with_custom_preamble)importmatplotlib.pyplotasplt plt.figure(figsize=(4.5,2.5))plt.plot(range(5))plt.xlabel("unicode text: я, ψ, €, ü, \\unitfrac[10]{°}{μm}")...