|From:||Thompson, Robert M - (rmt1)|
|Subject:||RE: How do you select only specific rows based on the values in a specific column?|
|Date:||Tue, 28 Oct 2014 00:57:22 +0000|
Thank you, everyone. This was the specific example I needed. I'm off to the races with a completely-Octave code. I cannot tell a difference in speed between reading in all data into an Octave matrix and then processing, versus parsing it out through C beforehand.
From: Doug Stewart address@hidden
Sent: Saturday, October 25, 2014 7:43 PM
To: Thompson, Robert M - (rmt1)
Subject: Re: How do you select only specific rows based on the values in a specific column?
On Sat, Oct 25, 2014 at 8:29 PM, Thompson, Robert M - (rmt1) <address@hidden> wrote:
I have a huge source file of a million lines, like: (cartographic data)
This may help
a( (a(:,1)>.04 & a(:,2)>=89 ),:)
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