ResearchBenchmarksSpeech Compression on LibriSpeech clean (test)Speech Compression on LibriSpeech clean (test)Follow71.6Total Bitrate (bps)STCTS-181.8281,528.8113,239.454,950.089Nov 29, 2025Evaluation resultsMethodMethodLinksTotal Bitrate (bps)Text Bitrate (bps)Prosody Bitrate (bps)Timbre Bitrate (bps)STCTSOperating Mode=minimalOperating Mode=minimal2025.1171.670.90.7125.9STCTSOperating Mode=balancedOperating Mode=balanced2025.1176.5715.5125.9STCTSOperating Mode=high-qu...Operating Mode=high-quality2025.1179.665.813.9251.8EnCodecTarget Bitrate=1 kbpsTarget Bitrate=1 kbps2025.11999.9———OpusTarget Bitrate=6 kbpsTarget Bitrate=6 kbps2025.116,407.3———