Re: [Imtoolkit-users] Comparing 2 images

[Milind G. <mil...@gm...>]

Thanks,
Milind


On Mon, Sep 15, 2014 at 9:53 AM, Antonio Scuri <sc...@te...>
wrote:

>   First, you compute the image that has the difference between the two
> images:
>
> im.ProcessArithmeticOp(src_image1, src_image2, dst_image, im.*BIN_DIFF*)
>
>   Then you can check the statistic of the result image:
>
> stats = im.CalcHistogramStatistics(dst_image)
>
>   You can use stats.mean or stats.positive
>
> ------------------------------------------------------------------
>
>  Another option is to use the RMS error between two images:
>
> rms = im.CalcRMSError(image1, image2)
>
>   It is a single value that you can for two identical images is zero.
>
> Best,
> Scuri
>
>
>
>
>
> On Mon, Sep 15, 2014 at 1:30 PM, Milind Gupta <mil...@gm...>
> wrote:
>
>> Hi,
>>      I don't have any experience with image processing so I needed some
>> help. I want to compare 2 images know if the image content is the same in
>> them. If its possible to define a threshold for the similarity something
>> simple like 80% of the pixels match that would be really helpful.
>>       Which functions in IM can I use to do this?
>>
>> Thanks,
>> Milind
>>
>>
>>
>>
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>
>
> ------------------------------------------------------------------------------
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> When you want reliability, choose Perforce
> Perforce version control. Predictably reliable.
>
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