Re: [music-dsp] anyone care to take a look at the Additive synthesis article at Wikipedia?

2012-01-09 Thread Veronica Merryfield
On 2012-01-09, at 8:58 AM, Scott Nordlund wrote: The thing that bugs me about the RMI Harmonic Synthesizer part is that I've seen the schematic. It doesn't do that (though the Keyboard Computer models probably do). The Harmonic Synthesizer uses Walsh functions. Resistor networks mix the

[music-dsp] Autocorrelation - probably a daft question

2011-01-25 Thread Veronica Merryfield
I'm trying to understand autocorrelation as related to some pitch detection algorithms I've been looking at. In example code for the autocorrelation, it is the summation of a sample at indexes multiplied by a sample at indexes plus an offset. eg for (i=0;isize;i++) { sum=0; for