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Fig. 3 | EURASIP Journal on Audio, Speech, and Music Processing

Fig. 3

From: JND-based spatial parameter quantization of multichannel audio signals

Fig. 3

Quantization codewords distributions in different methods. a High resolution quantization of spatial parameters in MPEG Surround [15], denoted as MPEG_H; b Low resolution quantization of spatial parameters in MPEG Surround [15], denoted as MPEG_L; c Choi’s method [19]; d High resolution quantization in Cheng’s method [20], denoted as Cheng_H; e Low resolution quantization in Cheng’s method [20], denoted as Cheng_L; f Low resolution quantization in SLQP [22], denoted as SLQP_L

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