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cs.SD2026
ClariCodec: Optimising Neural Speech Codes for 200bps Communication using Reinforcement Learning
Junyi Wang, Chi Zhang, Jing Qian +4
In bandwidth-constrained communication such as satellite and underwater channels, speech must often be transmitted at ultra-low bitrates where intelligibility is the primary object…
cs.SD2025
Speech-Audio Compositional Attacks on Multimodal LLMs and Their Mitigation with SALMONN-Guard
Yudong Yang, Xuezhen Zhang, Zhifeng Han +6
Recent progress in LLMs has enabled understanding of audio signals, but has also exposed new safety risks arising from complex audio inputs that are inadequately handled by current…