ResearchBenchmarksSpeech Recognition on LibriSpeech Clean (Relative Efficiency)Speech Recognition on LibriSpeech Clean (Relative Efficiency)Follow61.3Relative Speed (vs Beam)NAR-1.41214.86931.1547.431Jun 16, 2026Evaluation resultsMethodMethodLinksRelative Speed (vs Beam)Relative Memory Usage (vs Beam)NARNiter=0Niter=02026.0661.31NARNiter=1Niter=12026.0644.21NAR-MBR|Z|=64, Niter=0|Z|=64, Niter=02026.0638.71NAR-MBR|Z|=256, Niter=0|Z|=256, Niter=02026.0630.91NAR-MBR|Z|=64, Niter=1|Z|=64, Niter=12026.0627.41.3NARNiter=10Niter=102026.0621.31NAR-MBR|Z|=256, Niter=1|Z|=256, Niter=12026.0611.82.7GreedyDecoding=ARDecoding=AR2026.065.31BeamDecoding=ARDecoding=AR2026.0611