Re: How to extract sequenced data from an array?

[Andy Buckle]

> Thanks for the function, I had similar thoughts but curious if there is some 
> easy way to this
> Maybe I should have said about amount of data in question: 10^7 to 10^8 
> elements, and unique sequence consists of maximum 10^6 elements, usually less 
> like 10^5
>
> I run the function on array with 3071488 rows and after half hour I 
> terminated octave process :D

some kind of fourier analysis to look for the periodicity?

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/* andy buckle */