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Zeghidour et al.: SoundStream scalable neural audio coding

Contribution grade

Audio modeling, latent dynamics and learning feedback · Human-designed research method or resource

Reference score145,000Provisional editorial estimate of this exact contribution; its grade is assessed separately.

What changed

Jointly trained convolutional audio encoding/decoding with residual vector quantization, reconstruction/adversarial losses and quantizer dropout to support several bitrates within one streamable model.

Scientific scope

Jointly trained convolutional audio encoding/decoding with residual vector quantization, reconstruction/adversarial losses and quantizer dropout to support several bitrates within one streamable model. Lossy perceptual coding, not exact waveform preservation. Subjective quality and smartphone real-time claims depend on the tested bandwidth, audio and implementation; residual quantization has predecessors.

Evidence

The linked original sources describe the stated contribution and its evidence limits. WRS has not independently rerun the experiments or certified a proof. Lossy perceptual coding, not exact waveform preservation. Subjective quality and smartphone real-time claims depend on the tested bandwidth, audio and implementation; residual quantization has predecessors.

Contributors

Provisional WRS assessment, edition 2026-10-16.1. Independent expert calibration is pending. This grade does not certify correctness or assign ownership.

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