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Time-Varying Lagrange Interpolation

To allow for time-varying $ \Delta$ , the coefficients $ \hbar _\Delta(k)$ can be moved out of the $ (q-1)^k$ chain as follows:

\epsfig{file=eps/LehtinenRenfors.eps,width=\textwidth }


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``Bandlimited Interpolation, Fractional Delay Filtering, and Optimal FIR Filter Design'', by Julius O. Smith III, (From Lecture Overheads, Music 420).
Copyright © 2020-01-06 by Julius O. Smith III
Center for Computer Research in Music and Acoustics (CCRMA),   Stanford University
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