matlab pareto函数如何显示全部数据
时间: 2023-05-26 15:06:31 浏览: 164
如果要在 MATLAB 中显示 Pareto 图中的所有数据点,可以使用以下代码:
```matlab
x = randn(50,1); % 生成随机数据
[f,xi] = ksdensity(x); % 计算核密度估计值
[~,idx] = sort(x,'descend'); % 按降序排序
y = cumsum(f(idx)); % 计算累计和
y = y/max(y); % 缩放到 [0,1] 区间
x = x(idx); % 按照排序后的顺序排列数据
pareto(x,y); % 绘制 Pareto 图
```
此代码可以在 MATLAB 命令窗口中运行。如果您希望将 Pareto 图保存到文件中,则可以使用以下代码:
```matlab
x = randn(50,1); % 生成随机数据
[f,xi] = ksdensity(x); % 计算核密度估计值
[~,idx] = sort(x,'descend'); % 按降序排序
y = cumsum(f(idx)); % 计算累计和
y = y/max(y); % 缩放到 [0,1] 区间
x = x(idx); % 按照排序后的顺序排列数据
pareto(x,y); % 绘制 Pareto 图
xlabel('X'); % 添加 x 轴标签
ylabel('Cumulative Probability'); % 添加 y 轴标签
title('Pareto Plot of Random Data'); % 添加图表标题
print('pareto_plot','-dpng'); % 保存图像到 PNG 文件中
```
这将在当前文件夹中创建名为 "pareto_plot.png" 的 PNG 图像文件。
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