Serendipity
3ca079a980
- 中文目录名改为英文：cDNA图像处理实例→examples，参考资料→references - web→app（Flask应用标准命名） - 输出目录平移到 data/output/simple/ 和 data/output/full/ - 输入图像统一到 data/input/ - 构建脚本移到 scripts/ - 源码文件改用 snake_case 命名 - 更新所有文件路径引用和文档
14 lines
376 B
Matlab
14 lines
376 B
Matlab
function H=Heaviside(z)
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% Heaviside step function (smoothed version)
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% Copyright (c) 2009,
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% Yue Wu @ ECE Department, Tufts University
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% All Rights Reserved
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Epsilon=10^(-5);
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H=zeros(size(z,1),size(z,2));
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idx1=find(z>Epsilon);
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idx2=find(z<Epsilon & z>-Epsilon);
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H(idx1)=1;
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for i=1:length(idx2)
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H(idx2(i))=1/2*(1+z(idx2(i))/Epsilon+1/pi*sin(pi*z(idx2(i))/Epsilon));
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end; |