WitrynaThis technique is usually used for multiple axis in a figure. In this context it is often required to have a colorbar that corresponds in size with the result from imshow. This … Witryna17 sie 2024 · Matplotlib will set the x and y limits of the colorbar to the same values. So if the y limits of your color bar are 1.8 and 7.2, the x limits are as well. You will need to plot within these limits to see your markers. Using axhline might be an easier option instead of plotting a line with plot.
利用imshow制作自定义渐变填充柱状图/colorbar - 知乎
WitrynaAdd a colorbar to a plot. Parameters: mappable The matplotlib.cm.ScalarMappable (i.e., AxesImage , ContourSet, etc.) described by this colorbar. This argument is mandatory for the Figure.colorbar method but optional for the pyplot.colorbar function, which sets the default to the current image. Witryna由于四张图片所使用的填色规则都是一样的,为了看起来顺眼,只需要一条colorbar作为图例会好很多。 所以,我们可以将画相对湿度的语句传出,在循环的外部利用该信息绘制整张图的colorbar。 defRHLevel(r,u,v,ax,lev):......ac=ax.contourf(lons[248:288,420:480],lats[248:288,420:480],r[248:288,420:480],levels=np.arange(60,110,10),cmap='Greens',extend='both',alpha=0.9)returnac how did rufus scrimgeour die
python中plt.imshow的用法 - CSDN文库
Witryna20 cze 2024 · I believe that giving the colorbar its own axes might be a better solution to address all the issues that have been mentioned. Code import matplotlib.pyplot as plt … Witryna如何在colorbar python上绘图,python,matplotlib,colorbar,Python,Matplotlib,Colorbar,如何在色条上绘图 例如,如果我创建了一个范围为0,1的颜色条,并且我想用一条红线 … Witryna9 gru 2024 · Python也可以直接绘制colorbar ,填充颜色就好。 如cmap中的bwr渐变本人就比较常用。 然而,有时候颜色范围是负数范围多于正数范围(如:colorbar需要表示 [-60,40]这段,蓝色表示负数,红色表示正数,白色应该在colorbar由下往上60%处),bwr渐变将white置于50%处显得不够合理,因此需要自定义填充。 本文 … how many spanish countries are there