Researchers have developed Tap2Listen, a novel streaming audio-visual target speaker extraction model capable of instantly switching its focus to a different speaker. This system addresses the limitation of previous models that were fixed to a single speaker, enabling real-time adaptation to conversational dynamics. The model achieves this by separating computation by modality, with an audio encoder processing the mixture and visual cues from the selected face conditioning the decoder. Evaluations on the LRS3-2mix dataset show improved SI-SNRi and immediate, full-quality output after a target switch, with the model running efficiently on a single CPU core. AI
IMPACT Enables more natural and responsive multi-speaker interaction in real-time applications.
RANK_REASON Academic paper detailing a new model and its performance. [lever_c_demoted from research: ic=1 ai=1.0]
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