And how can I do when I should record a true sound of trombone ? Because I am a trombonist player...
Envoyé de mon iPhone > Le 20 févr. 2015 à 18:20, Alessio Degani <[email protected]> a écrit : > >> On 20/02/2015 15:28, Rivoire David wrote: >> Yeah, but there is a link between this two topics, after having analysed the >> harmonics I would like to create a sequence of notes about it and >> automatically get chords that fit into it... > In general, this is not an "easy" task. > I'm currently working (research) on the audio chord estimation (ACE) topic. > For a "standard" song (polyphonic, poly-intrument) the accuracy is still far > from perfect (~75% of accuracy on a given, limited, test-set). > > However, for a single instrument, you can achieve good results with a simple > template matching. > You can't work directly on the FFT, but from the FFT you have to calculate a > 12-dimensional mid-level descriptor (called Pitch Class Profile). > Then you can train your chord templates using a specified instrument (i.e. if > you want to estimate piano chords, you have to train your templates with your > piano). > > Cheers > -- > a. > _______________________________________________ > [email protected] mailing list > UNSUBSCRIBE and account-management -> > http://lists.puredata.info/listinfo/pd-list _______________________________________________ [email protected] mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list
