30个MATLAB图形绘制
堆叠面积图:
x = 1:10; y1 = rand(1, 10); y2 = rand(1, 10); y3 = rand(1, 10); area(x, [y1; y2; y3])
二维直方图:
data = [randn(100, 1), randn(100, 1)*0.5+1]; hist3(data)
箱线图:
data = [randn(100, 1), randn(100, 1)*2]; boxplot(data)
带误差线的折线图:
x = 1:10; y = sin(x); err = rand(size(x))*0.2; errorbar(x, y, err)
辐射状图:
theta = linspace(0, 2*pi, 100); rho = sin(3*theta); polarplot(theta, rho)
三维散点图:
x = randn(100, 1); y = randn(100, 1); z = randn(100, 1); scatter3(x, y, z)
波形图:
load('handel.mat'); sound(y, Fs)
热图:
data = rand(10, 10); heatmap(data)
长条图:
data = rand(1, 10); barh(data)
阶梯图:
x = 1:10; y = [0, cumsum(rand(1, 9))]; stairs(x, y)
波束图:
theta = linspace(-pi/2, pi/2, 100); fbeampattern('circular', 'SensorArray', 8, 'ElementSpacing', 0.5, 'Response', theta)
固定角度下的极坐标网格图:
theta = linspace(0, 2*pi, 100); rho = linspace(0, 1, 10); polarplot(theta, repmat(rho', 1, numel(theta)))
彩色网格图:
[X, Y] = meshgrid(-22); Z = X.^2 + Y.^2; meshc(X, Y, Z)
平行坐标图:
data = [rand(20, 1), rand(20, 1)*2, rand(20, 1)*3]; parallelcoords(data)
流线图:
[x, y] = meshgrid(-22); u = -y; v = x; streamslice(x, y, u, v)
交互式绘图应用:
fplot(@(x) sin(x), [-pi, pi])
等高线加上颜色填充:
[X, Y] = meshgrid(-22); Z = X.^2 + Y.^2; contourf(X, Y, Z)
彩虹色图:
[X, Y] = meshgrid(-22); Z = X.^2 + Y.^2; surf(X, Y, Z) colormap(jet)
导向雷达图:
theta = linspace(0, 2*pi, 6); rho = [1, 0.8, 0.5, 0.9, 0.7, 0.4]; polarplot(theta, rho, 'LineWidth', 2)
随机漫步图:
x = cumsum(randn(100, 1)); y = cumsum(randn(100, 1)); plot(x, y)
矩阵数据的图像可视化:
data = rand(10, 10); imagesc(data) colorbar
文字标签的散点图:
x = rand(10, 1); y = rand(10, 1); labels = {'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J'}; scatter(x, y) text(x, y, labels)
三维曲面图:
[X, Y] = meshgrid(-22); Z = X.^2 - Y.^2; surfc(X, Y, Z)
茎叶图:
x = randi(10, 1, 20); stem(x)
网格线图:
[X, Y] = meshgrid(-2:0.1:2); Z = X.^2 + Y.^2; grid on mesh(X, Y, Z)
随机点的热力图:
x = randn(1000, 1); y = randn(1000, 1); data = [x, y]; h = histcounts2(data(:,1), data(:,2)); imagesc(h) colorbar
点云数据的三维可视化:
load('pointCloud.mat'); pcshow(ptCloud)
累积分布函数图:
data = randn(1000, 1); cdfplot(data)
箭头标示向量场图:
[x, y] = meshgrid(-22); u = -y; v = x; quiver(x, y, u, v)
多维空间中的等高线图:
[X, Y, Z] = meshgrid(-22); V = X.^2 + Y.^2 - Z.^2; contourslice(X, Y, Z, V, [0, 0], [0, 0], [-1, 1])
这些复杂实例示例展示了MATLAB图形绘制的更广阔领域。你可以根据具体需求进一步修改和定制这些示例,以便满足你的特定要求。此外,MATLAB文档中还有更多示例代码和详细的函数说明,可以帮助你更好地了解和使用MATLAB的图形绘制功能。
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