ResearchBenchmarksSpeech Synthesis on Libri 460Follow67.07Duration AccuracyFNH-TTS8.93424.02739.1254.213Aug 16, 2025Evaluation ResultsMethodMethodLinksDuration AccuracyMean Opinion ScoreWord Error RateFNH-TTS2025.0867.074.423.15SparkTTS2025.0866.774.365.12VITSduration predictor=SDPduration predictor=SDP2025.0865.764.276.06VITSduration predictor=DDPduration predictor=DDP2025.0861.264.373.42VITS22025.0860.364.333.34FastSpeech22025.0859.84.372.12StyleTTS22025.0859.284.411.58F5-TTS2025.0811.174.354.21