==== Devel set Keyword (letter+digit) recognition accuracy (%) ----------------------------------------------------------------- SNR -6dB -3dB 0dB 3dB 6dB 9dB Average ----------------------------------------------------------------- Overall 38.00 42.75 54.08 64.50 75.17 83.92 59.74 ----------------------------------------------------------------- Letter 30.17 34.17 44.67 52.17 64.50 74.00 49.94 Digit 45.83 51.33 63.50 76.83 85.83 93.83 69.53 ----------------------------------------------------------------- ==== Test set Keyword (letter+digit) recognition accuracy (%) ----------------------------------------------------------------- SNR -6dB -3dB 0dB 3dB 6dB 9dB Average ----------------------------------------------------------------- Overall 36.25 40.92 53.33 64.58 74.92 83.92 58.99 ----------------------------------------------------------------- Letter 30.50 32.00 44.33 56.00 63.33 75.33 50.25 Digit 42.00 49.83 62.33 73.17 86.50 92.50 67.72 -----------------------------------------------------------------