Re: [Haskell-cafe] Chordify, a new web startup using Haskell

2013-01-19 Thread José Pedro Magalhães
Hi all,

Thanks for all the feedback and kind words. Yes, we're planning to have
export to PDF/midi
options soon. We have plenty of ideas, but limited time :-/

User feedback is collected (and voted for) on
https://chordify.uservoice.com/


Thanks,
Pedro

On Fri, Jan 18, 2013 at 12:37 PM, Rustom Mody rustompm...@gmail.com wrote:

 On Fri, Jan 18, 2013 at 2:09 PM, Thiago Negri evoh...@gmail.com wrote:

 Is it possible to play the generated chords as a melody by itself,
 without the original music over it?


 Super work!
 I was meaning to ask something similar -- can we get out something of the
 music that chordify has reverse engineered  -- maybe midi maybe musicxml?

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Re: [Haskell-cafe] Chordify, a new web startup using Haskell

2013-01-18 Thread Alfredo Di Napoli
Congratulations!
Keep up the good work, especially in using Haskell at a commercial level :)

Bye!
Alfredo

On 18 January 2013 07:34, Alp Mestanogullari alpmes...@gmail.com wrote:

 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
 any.


 On Fri, Jan 18, 2013 at 12:07 AM, José Pedro Magalhães j...@cs.uu.nlwrote:

 Hi all,

 I'd like to introduce Chordify http://chordify.net/ [1], 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:
 http://chordify.net/chords/passenger-let-her-go-official-video-passengermusic

 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 [3]). 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!


 Cheers,
 Pedro

 [1] http://chordify.net/
 [2] http://hackage.haskell.org/package/HarmTrace
 [3] 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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Re: [Haskell-cafe] Chordify, a new web startup using Haskell

2013-01-18 Thread Thiago Negri
Is it possible to play the generated chords as a melody by itself, without
the original music over it?


2013/1/18 Alfredo Di Napoli alfredo.dinap...@gmail.com

 Congratulations!
 Keep up the good work, especially in using Haskell at a commercial level :)

 Bye!
 Alfredo


 On 18 January 2013 07:34, Alp Mestanogullari alpmes...@gmail.com wrote:

 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 any.


 On Fri, Jan 18, 2013 at 12:07 AM, José Pedro Magalhães j...@cs.uu.nlwrote:

  Hi all,

 I'd like to introduce Chordify http://chordify.net/ [1], 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:
 http://chordify.net/chords/passenger-let-her-go-official-video-passengermusic

 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 [3]). 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!


 Cheers,
 Pedro

 [1] http://chordify.net/
 [2] http://hackage.haskell.org/package/HarmTrace
 [3] 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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 Alp Mestanogullari

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Re: [Haskell-cafe] Chordify, a new web startup using Haskell

2013-01-18 Thread Rustom Mody
On Fri, Jan 18, 2013 at 2:09 PM, Thiago Negri evoh...@gmail.com wrote:

 Is it possible to play the generated chords as a melody by itself, without
 the original music over it?


Super work!
I was meaning to ask something similar -- can we get out something of the
music that chordify has reverse engineered  -- maybe midi maybe musicxml?
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[Haskell-cafe] Chordify, a new web startup using Haskell

2013-01-17 Thread José Pedro Magalhães
Hi all,

I'd like to introduce Chordify http://chordify.net/ [1], 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:
http://chordify.net/chords/passenger-let-her-go-official-video-passengermusic

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 [3]). 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!


Cheers,
Pedro

[1] http://chordify.net/
[2] http://hackage.haskell.org/package/HarmTrace
[3] 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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Re: [Haskell-cafe] Chordify, a new web startup using Haskell

2013-01-17 Thread C K Kashyap
Very cool :)
I tried this one http://chordify.net/chords/jamelia-superstar-emimusic
Not sure if the places it showed E flat - was it really E flat minor?

What next - index all the songs using their chordification and then
search them using a hum as input :)

Regards,
Kashyap


On Fri, Jan 18, 2013 at 4:37 AM, José Pedro Magalhães j...@cs.uu.nl wrote:

 Hi all,

 I'd like to introduce Chordify http://chordify.net/ [1], 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:
 http://chordify.net/chords/passenger-let-her-go-official-video-passengermusic

 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 [3]). 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!


 Cheers,
 Pedro

 [1] http://chordify.net/
 [2] http://hackage.haskell.org/package/HarmTrace
 [3] 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@haskell.org
 http://www.haskell.org/mailman/listinfo/haskell-cafe


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Re: [Haskell-cafe] Chordify, a new web startup using Haskell

2013-01-17 Thread Alp Mestanogullari
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
any.


On Fri, Jan 18, 2013 at 12:07 AM, José Pedro Magalhães j...@cs.uu.nl wrote:

 Hi all,

 I'd like to introduce Chordify http://chordify.net/ [1], 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:
 http://chordify.net/chords/passenger-let-her-go-official-video-passengermusic

 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 [3]). 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!


 Cheers,
 Pedro

 [1] http://chordify.net/
 [2] http://hackage.haskell.org/package/HarmTrace
 [3] 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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-- 
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