And.
Yeah. Maybe so. Um. Yeah. So , what  Yeah. What I was talking about was just , starting with the FFT you could  you could uh do a very rough thing to estimate  estimate uh pitch.
Yeah. Mm - hmm.
And uh uh , given  you know , given that , uh  you could uh uh come up with some kind of estimate of how much of the low frequency energy was  was explained by   by uh uh those harmonics.