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. Author manuscript; available in PMC: 2017 Mar 1.
Published in final edited form as: IEEE Trans Neural Syst Rehabil Eng. 2015 Dec 17;24(3):309–319. doi: 10.1109/TNSRE.2015.2508759

TABLE III.

Averaged execution time (ms) for 1 sec (300 samples) 64-channel data using online RLS whitening and ORICA with different block sizes Lwhite and LICA.

Time (ms) Block Size
Algorithm 1 2 4 8 16 32 64 128
RLS 35.2±5.2 23.8 ±7.9 13.5±6.0 8.6±4.3 5.3±1.5 4.1±4.5 3.0±4.2 2.5±4.9
ORICA 332±29 174±37 79.5±14.5 36.3±11.8 21.0±5.2 15.1±7.2 10.6±9.4 6.6±2.6

Run in MATLAB 2012a on a dual-core 2.50GHz Intel Core i5-3210M CPU with 8GB RAM.