Companion code for publication: Vesa Välimäki, Karolina Prawda, and Sebastian J. Schlecht, "Two-Stage Attenuation Filter for Artificial Reverberation", Submitted to IEEE Signal Processing Letters.
Includes functions implementing graphic equalizers from publications:
- Octave GEQ : V. Välimäki and J. Liski, “Accurate cascade graphic equalizer,” IEEE Signal Process. Lett., vol. 24, no. 2, pp. 176–180, Feb. 2017.
- 3rd-octave GEQ: J. Liski, J. Rämö, and V. Välimäki, “Graphic equalizer design with symmetric biquad filters,” in Proc. IEEE Workshop Appl. Sig. Process. Audio Acoust. (WASPAA), New Paltz, NY, Oct. 2019, pp. 55–59.
And an Interleaved Velvet-Noise Reverberator code from: V. Välimäki and K. Prawda. “Late-Reverberation Synthesis Using Interleaved Velvet-Noise Sequences”. In: IEEE/ACM Trans. Audio, Speech, and Lang. Process. 29 (Feb. 2021), pp. 1149–1160. doi: 10.1109/TASLP.2021.3060165.
See companion website and listen to sound examples: http://research.spa.aalto.fi/publications/papers/ieee-spl-two-stage/