Re: Loading a large and unusually formatted dataset into an Octave matrix

[Ben Abbott]

On Jun 15, 2013, at 2:04 AM, Elliot Gorokhovsky wrote:

> Hello! I am a new octave user and I am trying to predict the price of 
> bitcoins 15 minutes in advance via neural networks for use on the website 
> btcoracle.com. I have about a gigabyte of data that looks like this:
> 
> <Screenshot - 06142013 - 12:08:17 PM.png>
> 
> I want to turn it into a matrix with the number of rows equal to the number 
> of rows of data (i.e. the number of {...}s). I want there to be two columns, 
> on for price and the other for amount. I don't care about the other stuff, I 
> want to discard it. 
> Is there a way to do this (hopefully efficiently)? If so please tell me.
> 
> Thank you very much for your time, 
> Elliot

The data can be processed nicely using regexp().  I'd be happy to give it a 
try, but I'll need a short text file (not a graphic) so that I can do some 
tests.  Can  you attach a short data file (less than 10k bytes)

Ben