help-octave
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Binary image from a plot


From: Maria Jose Casas Serrano
Subject: Re: Binary image from a plot
Date: Fri, 10 Jul 2020 11:00:27 +0200

Hi Andreas, 
Thanks for you tip. This helped me to re-orient my approach. 

Maria


> On 7 Jul 2020, at 13:52, Andreas Weber <octave@josoansi.de> wrote:
> 
> Hi Maria,
> 
> Am 07.07.20 um 12:37 schrieb Maria Jose Casas Serrano:
>> The software I’m doing, prints some plots that I save as /.bmp/ and with
>> /-mono/ and /-bestfit/ parameters. When I read them with “/imread/”
>> function, I can see that it’s an indexed image and the matrix contains
>> values [0 255]. 
> 
> What have you done so far? You can select a threshold, for example 127
> and do
> b = img > 127 to get a boolean matrix
> 
> I think you can increase the chance to get good answers if you upload
> two images which you want to caompare and show the code you've written
> so far to do the comparison.
> 
> -- Andy
> 
> 




reply via email to

[Prev in Thread] Current Thread [Next in Thread]