Re: using gr-specest/gr-inspector

[Marcus Müller]

Hi Aditya!

I think the most straightforward way would be to port the AMC block to 3.8. I 
wasn't aware
of it existing only in maint-3.7!

Best regards,
Marcus

On 14.05.21 00:50, Aditya Arun Kumar wrote:
> Hi Marcus,
> Thanks for the reply. The reason I am sticking with GRC 3.7 branch is that 
> the AMC block
> is present only in the gr-inspector 3.7 branch, which requires a CNN graph 
> for input, I
> have no issues in running the 3.8 branches of the OOT. So, if this is the 
> case is there a
> way I can import a TensorFlow graph model into GRC3.8 because the inspector 
> branch really
> says it is not present.
> 
> 
> 
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> 
> On Fri, May 14, 2021 at 4:08 AM Marcus Müller <mmueller@gnuradio.org
> <mailto:mmueller@gnuradio.org>> wrote:
> 
>     Hi Aditya,
> 
>     you shouldn't use GNU Radio 3.7 for new things in 2021, it's a dead end; 
> we don't develop
>     this any further, and it will not work on newer machines; there's nothing 
> we can do about
>     that.
> 
>     Both gr-inspector as well as gr-specest work with GNU Radio 3.8, if you 
> check out their
>     maint-3.8 branch.
> 
>     GNU Radio 3.8 is easily installable on any reasonably modern operating 
> system, so that's
>     what you should do.
> 
>     Neither of this has anything to do with Neural Networks, so you're on 
> your own there.
> 
>     Best regards,
>     Marcus
> 
>     On 13.05.21 23:38, Aditya Arun Kumar wrote:
>     > Hello,
>     > I am working on AMC(Automatic Modulation Classification) using GRC. 
> After some digging
>     > around I found that gr-inspector along with gr-specest will work for 
> this. I also found
>     > that while using gr-inspector I need to check out the maint-3.7 branch 
> (gr-inspector for
>     > maint3.7 says that a minimum of GRC 3.7.9.3 is required) for me to load 
> the tf
>     models. Now
>     > I face problems in 2 places,
>     >
>     >
>     > 1. gr-specest is not really available for 3.7 at least in the kit-cell 
> branch, but
>     > available here <https://github.com/robertwatsonbath/gr-specest-3.7
>     <https://github.com/robertwatsonbath/gr-specest-3.7>>. So I install that 
> and
>     > try to run the example flowgraph I get "Module not found: 
> _swig_specest", the same
>     > happens when I try to do it from the terminal as well. After this, I 
> found this
>     > <https://signalsintelligence.wordpress.com/
>     <https://signalsintelligence.wordpress.com/>> blog that talks about the 
> problems I have,
>     > but the problem is I cannot find any of the links in git-repo as most 
> of them are dead.
>     > Now my question in this place is there a specific gr-specest branch for 
> GR3.7.
>     > 2. The second part of the problem is where can I find a pre-trained CNN 
> model that I can
>     > import and use (I am still learning the NN parts). If I cannot find is 
> there a
>     > well-documented t project that I can use to generate my CNN graph that 
> I can import
>     as AMC
>     > into gr-inspector tensor-flow block. 
>     >
>     > But whatever it looks like I am going to need a CNN for mod rec at the 
> moment, but what
>     > puzzles me is I cannot find gr-specest anywhere just to understand some 
> 3D visualization
>     > as well for 3.7. Any help in this aspect will be really helpful.
>     >
>     > --
>     > S. Aditya Arun Kumar
>     >
>     >
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> 
> 
> 
> -- 
> S. Aditya Arun Kumar
> +919123517465

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