A New Approach to Spatial Covariance Modeling of Functional Brain Imaging Data: Ordinal Trend Analysis.

Christian G. Habeck John W. Krakauer Claude Ghez Harold A. Sackeim David Eidelberg Yaakov Stern James Ralph Moeller A New Approach to Spatial Covariance Modeling of Functional Brain Imaging Data: Ordinal Trend Analysis. 1602-1645 2005 17 Neural Computation 7 http://dx.doi.org/10.1162/0899766053723023 db/journals/neco/neco17.html#HabeckKGSESM05