matlab plot png colorbar 我使用MATLAB,我想在灰度png图像上绘制一条彩色轨迹,同时保留轨迹的颜色信息。例如,对于下面的数据,我想在图像A上绘制数据B。不让数据B变为灰色,也不让色条表示灰度图像。任何帮助都将不胜感激! %Image A RGB = imread('peppers.png'); I = rgb2gray(RGB); figure imshow(I) hold...
surf(peaks) colorbar('AxisLocation','in') Add Colorbars to Tiled Chart Layout Copy Code Copy Command Call the tiledlayout function to create a 2-by-1 tiled chart layout. Call the nexttile function to create the axes. Then display a surface plot in each axes with a colorbar. Get tile...
I am trying to compare different sets of data, with different sets of ranges using PCOLOR. % Plot # 1figure(1); C= rand(5); % Random values between 0 and 1forPlot#1p=pcolor(C); colorbar;% colorbar issetforfigure(1)%Clears the workspace ...
displayed in your chart. After you have created a colorbar, you can customize different aspects of its appearance, such as its location, thickness, and tick labels. For example, this colorbar shows the relationship between the values of thepeaksfunction and the colors shown in the plot next ...
bar(c,N./max(N));hold; plot(c,env./max(env),'r','Linewidth',3); xlabel('间隔'); ylabel({'归一化后的包络','间隔数为200'}); title('直方图包络是数据经验分布建模的有力工具'); set(gcf,'Color',[1 1 1],'paperpositionmode','auto'); 图...
colorbar X=linspace(0,1,200)'; CL=(-cos(X*2*pi)+1).^.2; r=(X-.5)'.^2+(X-.5).^2; surf(X,X',abs(ifftn(exp(7i*rand(200))./r.^.9)).*(CL*CL')*30,'EdgeColor','none') colormap(sky) light material dull
subplot(121); plot(t, x, 'r'); hold on; plot(t, y, 'b');legend({'x(t)', 'y(t)'}); grid on; grid minor;xlabel('t'); ylabel('x(t)/y(t)');set(gca, 'fontsize', 13);subplot(122); colormap(jet); scatter(x, y, 5, t, 'o', 'filled');cbar = colorbar();...
We'll start with a simple pcolor plot of topography. [lat,lon,z]=satbath(10); axes('position', [0.050.150.90.7]); pcolor(lon,lat,z);shadingflat; cb=colorbar; Apply the GMT_globe.cpt color palette table. The color limits of this table are set to match global topography, so we'...
cmap; % Get the colormap array % Simple diverging data [x, y] = meshgrid(linspace(-5,5,300), linspace(-5,5,300)); Z = x + y; % Plot figure; imagesc(Z); axis image; set(gca,'YDir','normal'); colormap(cmap); colorbar; caxis([-10, 10]); MATLAB中的效果: 如果对于...
p1.Color = color(1,:); % 设置左侧折线自定义颜色 ylabel('$y_1$','Interpreter','Latex','Color',color(1,:)); % 设置左侧Y轴标签,使用latex解释器比较方便输入数学表达式 set(gca, 'YColor',color(1,:)) % 设置左侧Y轴颜色 yyaxis right % 右侧Y轴绘图 p2 = plot(t,b,'s','MarkerIndices...