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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...
Detect iPad users using jQuery?
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317
iPad Detection
You should be able to detect an iPad user by taking a look at the userAgent pro...
Iterating over each line of ls -l output
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Set IFS to newline, like this:
IFS='
'
for x in `ls -l $1`; do echo $x; done
Put a sub-shell around it if you don't want to set IFS permanently:
(IFS='
'
for x in `ls -l $1`; do echo $x; done)
Or use while | read instead:
ls -l $1 | while read x; do echo $x; done
One more ...
How do I exchange keys with values in a dictionary?
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17 Answers
17
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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/...
How to install lxml on Ubuntu
I'm having difficulty installing lxml with easy_install on Ubuntu 11.
11 Answers
11
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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...
Check if database exists in PostgreSQL using shell
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12 Answers
12
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How to convert an IPv4 address into a integer in C#?
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21 Answers
21
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SQL Server - Create a copy of a database table and place it in the same database?
... table ABC in a database DB. I want to create copies of ABC with names ABC_1, ABC_2, ABC_3 in the same DB. How can I do that using either Management Studio (preferably) or SQL queries ?
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