Table 5 Statistical comparison of RMSE and correlation coefficient.

From: A robust direction of arrival estimation method based on the chaotic MUSIC algorithm

Technique

Mean RMSE

Std Dev

Variance

CRLB

0.2015

0.0506

0.0026

MUSIC with Tukey Biweight

0.2185

0.0548

0.0030

Chaotic MUSIC with Tukey Biweight

0.2275

0.0571

0.0033

MUSIC Random Data

0.2752

0.0909

0.0083

Chaotic MUSIC

0.2829

0.1036

0.0107