1 Correction to: Circuits, Systems, and Signal Processing (2018) 37:1575–1593 https://doi.org/10.1007/s00034-017-0609-3

The original version of the article unfortunately contained an error in the author group. Four authors were not included in the original version.

Dr. Sudip Ghosh, Dr. Nachiketa Das, Dr. Santi P. Maity and Dr. Hafizur Rahaman are newly included as second, third, fourth and fifth authors in the author group. Dr. Reshmi Maity and Dr. Niladri Maity are now listed as sixth and seventh authors in the author group.