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


From: Daniel Kraft
Subject: Re: Loading a large and unusually formatted dataset into an Octave matrix
Date: Tue, 18 Jun 2013 20:09:20 +0200
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On 2013-06-18 20:01, Przemek Klosowski wrote:
> On 06/14/2013 02:04 PM, 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 <http://btcoracle.com>
>>>> <http://btcoracle.com>.
>>> I have about a gigabyte of
>>>> data that looks like this:
> 
> {"data":1279408157,"price":"0.04951","amount":"20","price_int_":"4951","amount_int":"2000000000","tid":"1","price_currency":"USD","item":"BTC","trade_type":""},
>
>  
> {"data":1279424586,"price":"0.05941","amount":"50.01","price_int_":"5941","amount_int":"5001000000","tid":"2","price_currency":"USD","item":"BTC","trade_type":""},
>
>  
> {"data":1279475336,"price":"0.08080","amount":"5","price_int_":"8080","amount_int":"500000000","tid":"3","price_currency":"USD","item":"BTC","trade_type":""}

That
> 
is JSON, which is not at all that "unusually formated" in my
opinion.  I do not know whether there is already Octave code to handle
it, but if not, maybe writing an octave-forge module could be useful.

What are the opinions on that, would it be worthwhile (if not already
existing)?  If so, I can try to do it.

Yours,
Daniel

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