[Haskell-cafe] Chordify, a new web startup using Haskell
alpmestan at gmail.com
Fri Jan 18 08:34:18 CET 2013
That's awesome, works like a charm on the samples I've tried it on! Cheers
to the Chordify team, I will use it and give any useful feedback if I have
On Fri, Jan 18, 2013 at 12:07 AM, José Pedro Magalhães <jpm at cs.uu.nl> wrote:
> Hi all,
> I'd like to introduce Chordify <http://chordify.net/> , an online
> music player that extracts chords from musical sources like Soundcloud,
> Youtube or your own files, and shows you which chord to play when. Here's
> an example song:
> The aim of Chordify is to make state-of-the-art music technology
> accessible to a broader audience. Behind the scenes, Chordify uses the
> HarmTrace Haskell package to compute chords from audio. I've been working
> on this project with a couple of colleagues for a while now, and recently
> we have made the website public, free to use for everyone.
> We do not use Haskell for any of the frontend/user interface, but the
> backend is entirely written in Haskell (and it uses pretty advanced
> features, such as GADTs and type families ). We're particularly
> interested in user feedback at this stage, so if you're interested in music
> and could use an automatic chord transcription service, please try Chordify!
>  http://chordify.net/
>  http://hackage.haskell.org/package/HarmTrace
>  José Pedro Magalhães and W. Bas de Haas. Functional Modelling of
> Musical Harmony: an Experience Report. In Proceedings of the 16th ACM
> SIGPLAN International Conference on Functional Programming (ICFP'11), pp.
> 156–162, ACM, 2011. http://dreixel.net/research/pdf/fmmh.pdf
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> Haskell-Cafe at haskell.org
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