%画一个三维的图 [x,y]=meshgrid(-1.353:0.1:1.353); z=8.6+x.*2.107-y.*0.764; surf(x,y,z)
SURF 源代码
探索SURF技术的精髓,掌握高效图像处理与特征提取的关键。SURF(加速稳健特征)算法以其出色的旋转、尺度不变性及抗噪能力,在计算机视觉、机器人导航、增强现实等领域展现出卓越性能。无论是进行目标识别还是场景重建,SURF都是不可或缺的技术工具。本页面汇集了11个精选资源,从基础理…
function colorbar545 surf(peaks(30)) colorbar
%方法1: x=-1:0.05:1;y=x; [x,y]=meshgrid(x,y); z=x.^2+2*y.^2; surf(x,y,z) %方法2: syms x y;f=x^2+y^2;ezsurf(f)% -2 ≤x≤2 ,-2 ≤y≤2 …
[x,y]=meshgrid(-5:1:5,-5:1:5) z=x.^2+y.^2 surf(z) %figure stem3(x,y,z,'gd')
function colorbar545 surf(peaks(30)) colorbar
%方法1: x=-1:0.05:1;y=x; [x,y]=meshgrid(x,y); z=x.^2+2*y.^2; surf(x,y,z) %方法2: syms x y;f=x^2+y^2;ezsurf(f)% -2 ≤x≤2 ,-2 ≤y≤2 …
[x,y] = meshgrid(-1:.1:1); z = (x.^2) + (2 .* (y.^2)) - (0.3 .* (cos(3 .* pi .* x))) - (0.4 .* (cos(4 .* pi .* y))) + 0.7; z = -…
[x,y,z]=peaks(30); surf(x,y,z) %shading flat
%方法1: x=-1:0.05:1;y=x; [x,y]=meshgrid(x,y); z=x.^2+2*y.^2; surf(x,y,z) %方法2: syms x y;f=x^2+y^2;ezsurf(f)% -2 ≤x≤2 ,-2 ≤y≤2 …
[x,y] = meshgrid(-1:.1:1); z = (x.^2) + (2 .* (y.^2)) - (0.3 .* (cos(3 .* pi .* x))) - (0.4 .* (cos(4 .* pi .* y))) + 0.7; z = -…