3 ms·
I "invented" this filter in middle school when I was deep into audio processing but didn't have the theoretical foundations yet. Adding a βX_{i-2} term allows
by Tade0 2y ago
I "invented" this filter in middle school when I was deep into audio processing but didn't have the theoretical foundations yet.
Adding a βX_{i-2} term allows for a filter with sharper cutoff, but makes determining the parameters more difficult.
The Z-transform is helpful here:
https://en.wikipedia.org/wiki/Z-transform https://en.wikipedia.org/wiki/Z-transform
- WithinReason 2y agoMe too, playing with Microsoft Excel as a child, creating series where the next cell depends on the previous one.