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Table 5 Number of multiplications for various NSAF algorithms until convergence in SI and AEC applications

From: A low computational complexity normalized subband adaptive filter algorithm employing signed regressor of input signal

Algorithm

No. of multi. in SI

No. of multi. in AEC

NLMS

15,380,000

–

SR-NLMS

5,654,000

–

NSAF

1,537,000

184,440,000

SPU-NSAF

1,473,000

176,760,000

DS-NSAF

1,224,000

146,880,000

FS-NSAF

1,409,000

169,080,000

Proposed SR-NSAF

1,025,000

123,000,000