Direct Recovery of Clean Speech Using a Hybrid Noise Suppression Algorithm for Robust Speech Recognition System

Table 2

Detailed recognition rates (%).

SNR	Set A				Set B				Set C
	Subway	Babble	Car	Exhibition	Station	Restaurant	Street	Airport	Restaurant	Street
Clean	98.83	99.09	99.14	99.29	98.83	99.09	99.14	99.29	98.93	99.15
Avg 0–20	85.96	86.72	87.77	82.81	86.80	86.84	88.33	87.94	83.15	84.82
−5 dB	29.23	26.18	31.40	29.37	29.63	29.50	31.26	30.64	21.80	26.72