3 papers
cs.SD2026
UniSRCodec: Unified and Low-Bitrate Single Codebook Codec with Sub-Band Reconstruction
Zhisheng Zhang, Xiang Li, Yixuan Zhou +4
Neural Audio Codecs (NACs) can reduce transmission overhead by performing compact compression and reconstruction, which also aim to bridge the gap between continuous and discrete s…
cs.SD2026
UltraEval-Audio: A Unified Framework for Comprehensive Evaluation of Audio Foundation Models
Qundong Shi, Jie Zhou, Biyuan Lin +8
The development of audio foundation models has accelerated rapidly since the emergence of GPT-4o. However, the lack of comprehensive evaluation has become a critical bottleneck for…
cs.SD2025
VoxCPM: Tokenizer-Free TTS for Context-Aware Speech Generation and True-to-Life Voice Cloning
Yixuan Zhou, Guoyang Zeng, Xin Liu +9
Generative models for speech synthesis face a fundamental trade-off: discrete tokens ensure stability but sacrifice expressivity, while continuous signals retain acoustic richness…