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2. ENGINEERING AND TECHNOLOGY
The AdRess algorithm separates sources that are mixed using stereo, pan-mixing in a computationally efficient way. Pan-mixing gives the sources a location in the stereo field by introducing a relative attenuation between the versions of the sources that appear on each channel. AdRess achieves separation by constructing only a frequency-attenuation matrix. We introduce a new algorithm called Delayed-AdRess (D-AdRess), where, in addition to the frequency-attenuation matrix, two other matrices namely, frequency-delay and time-delay are used to separate sources from anechoic mixtures. By anechoic mixtures, we mean mixing scenarios where both attenuation and delays are experienced by the source signals.
Bagchi, S. & de Fréin, R. (2021). Extending Instantaneous De-mixing Algorithms to Anechoic Mixtures. Irish Signals & Systems Conference, 10 - 11 June, Athlone Institute of Technology, Ireland. doi:10.21427/9eax-t812
Science Foundation Ireland