4 ms·
The FFT is something I still can't quite grok, for some reason.
by Akronymus 4y ago
The FFT is something I still can't quite grok, for some reason.
- Gibbon1 4y agoI had the same problem. Then I took a math course where we covered the general fourier transform and it made way more sense. An the FFT is the result of a simplifying transformation based on discrete regularly spaced points and that's really opaque from the other side.
- rramadass 4y agoI guarantee that you will be able to "grok" it from this book: https://news.ycombinator.com/item?id=34207380 https://news.ycombinator.com/item?id=34207380