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cocktail party algorithm SVD implementation … in one line of code?
...mentation is http://www.cs.nyu.edu/~roweis/kica.html
ok, here's code -
[x1, Fs1] = audioread('mix1.wav');
[x2, Fs2] = audioread('mix2.wav');
xx = [x1, x2]';
yy = sqrtm(inv(cov(xx')))*(xx-repmat(mean(xx,2),1,size(xx,2)));
[W,s,v] = svd((repmat(sum(yy.*yy,1),size(yy,1),1).*yy)*yy');
a = W*xx; %W is...
What's the difference between lists and tuples?
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1032
Apart from tuples being immutable there is also a semantic distinction that should guide thei...
How do I exchange keys with values in a dictionary?
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17 Answers
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Change URL parameters
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114
I've extended Sujoy's code to make up a function.
/**
* http://stackoverflow.com/a/10997390/...
Check if database exists in PostgreSQL using shell
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12 Answers
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How to install lxml on Ubuntu
I'm having difficulty installing lxml with easy_install on Ubuntu 11.
11 Answers
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嵌套块验证失败：未知的代码块类型: procedures_ifreturn，已拒绝添加 - AI...
...p; <comment pinned=\"false\" h=\"80\" w=\"160\">计算一个非负整数的阶乘。\n输入：n (数字)\n返回：n! (数字)</comment>\n <statement name=\"STACK\">\n <block type=\"controls_if\">...
How to convert an IPv4 address into a integer in C#?
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21 Answers
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Building executable jar with maven?
...t the answer given in the question you mentioned is just wrong (UPDATE - 20101106: someone fixed it, this answer refers to the version preceding the edit) and this explains, at least partially, why you run into troubles.
It generates two jar files in logmanager/target: logmanager-0.1.0.jar, and lo...
Numpy first occurrence of value greater than existing value
I have a 1D array in numpy and I want to find the position of the index where a value exceeds the value in numpy array.
7 A...