MATLAB图形绘制-三维热力图

clear all；%%只绘制P11和P15 load data.mat; x = data(:,1); y = data(:,2); z1 = zeros(101,101);%其中x为行，y为列 z2 = zeros(101,101);%其中x为行，y为列 z3 = zeros(101,101);%其中x为行，y为列 A = data'; for i = 1 : 101 z1(i,:) = A(3,1+(i-1)*101:i*101); %精确解 z2(i,:) = A(4,1+(i-1)*101:i*101); %预测解 end z3 = abs(z2-z1); x1=0:0.01:1; y1=0:0.01:1; [X,Y] = meshgrid(x1,y1); %绘图,逐点误差图 figure(1); s1=surf(X,Y,z3); colormap('Jet')%添加色条设置 s1.FaceColor='interp'; shading flat; grid off; % set(gca,'ygrid','on','gridlinestyle','--','Gridalpha',0.4) %colorMapNames = {‘Parula’, ‘Jet’, ‘HSV’, ‘Hot’, ‘Cool’, ‘Spring’, ‘Summer’, ‘Autumn’, ‘Winter’, … %‘Gray’, ‘Bone’, ‘Copper’, ‘Pink’, ‘Lines’, ‘Colorcube’, ‘Prism’, ‘flag’, ‘white’}; set(gca,'FontSize',12,'Fontname', 'Times new roman'); set(gca,'YTick',0:0.2:1,'YTicklabel',{'0','0.2','0.4','0.6','0.8','1'}); ylabel('y','FontSize',12); xlabel('x','FontSize',12); zlabel('z','FontSize',12);