Optimal transform of multichannel evoked neural signals using a video compression algorithm

Chen Han Chung, Liang Gee Chen, Yu Chieh Kao, Fu Shan Jaw

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

One of the most important problems in the field of biomedical engineering is how to record a multichannel neural signal. This problem arises because recording produces a large amount of data that must be reduced to transfer it through wireless transmission, and data reduction must be made without compromising data quality. Video compression technology is very important in the field of signal processing, and there are many similarities between multichannel neural signals and video signals. Therefore, we use motion vectors (MVs) to reduce the redundancy between successive video frames and successive channels. We also test what transform for neural signal compression is best. Our novel signal compression method gives a signal-to-noise ratio (SNR) of 25 db and compresses data to 5% of the original signal.

Original languageEnglish
Title of host publication3rd International Conference on Bioinformatics and Biomedical Engineering, iCBBE 2009
DOIs
StatePublished - 2009
Event3rd International Conference on Bioinformatics and Biomedical Engineering, iCBBE 2009 - Beijing, China
Duration: 11 Jun 200913 Jun 2009

Publication series

Name3rd International Conference on Bioinformatics and Biomedical Engineering, iCBBE 2009

Conference

Conference3rd International Conference on Bioinformatics and Biomedical Engineering, iCBBE 2009
Country/TerritoryChina
CityBeijing
Period11/06/0913/06/09

Keywords

  • Biomedical signal processing
  • Multielectrode signals
  • Video signal processing

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