2009
DOI: 10.1016/j.neuroimage.2009.01.033
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Real-time imaging of human brain function by near-infrared spectroscopy using an adaptive general linear model

Abstract: Near-infrared spectroscopy is a non-invasive neuroimaging method which uses light to measure changes in cerebral blood oxygenation associated with brain activity. In this work, we demonstrate the ability to record and analyze images of brain activity in real-time using a 16-channel continuous wave optical NIRS system. We propose a novel real-time analysis framework using an adaptive Kalman filter and a state–space model based on a canonical general linear model of brain activity. We show that our adaptive mode… Show more

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Cited by 187 publications
(187 citation statements)
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References 52 publications
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“…A further class of approaches is based on state-space modeling using Kalman filtering (Abdelnour and Huppert, 2009;Diamond et al, 2005Diamond et al, , 2006Gagnon et al, 2011Gagnon et al, , 2014Kamrani et al, 2012;Kolehmainen et al, 2003;Prince et al, 2003) or recursive least-squares estimation (Aqil et al, 2012a,b). State-space methods model the data as a system with time-varying parameters that have to be estimated.…”
Section: Multivariate Methods Of Typementioning
confidence: 99%
“…A further class of approaches is based on state-space modeling using Kalman filtering (Abdelnour and Huppert, 2009;Diamond et al, 2005Diamond et al, , 2006Gagnon et al, 2011Gagnon et al, , 2014Kamrani et al, 2012;Kolehmainen et al, 2003;Prince et al, 2003) or recursive least-squares estimation (Aqil et al, 2012a,b). State-space methods model the data as a system with time-varying parameters that have to be estimated.…”
Section: Multivariate Methods Of Typementioning
confidence: 99%
“…BCIs that solely rely on NIRS have been realized recently [18,19]. However, when looking at plain NIRS classification rates, it becomes apparent that NIRS cannot be seen as a viable alternative to EEG-based BCIs on its own.…”
Section: Multi-modal Recordings For Bcimentioning
confidence: 99%
“…Adaptation learning task with the 3-dimensional robotic rehabilitation system (Sitaram et al, 2007). As another approach, the real-time analysis of the NIRS signal with an adaptive general linear model using Kalman filtering was also reported (Abdelnour & Huppert, 2009). …”
Section: Future Directions Of Functional Nirs In the Rehabilitation Fmentioning
confidence: 99%