regress covariates

Results may be inaccurate. RCOND = 1.034803e-027

Submitted by Marisa on
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Hi everybody, When I'm regressing out covariates Matlab returns the following to me: Warning: Matrix is close to singular or badly scaled. Results may be inaccurate. RCOND = 1.034803e-027. > In rest_RegressOutCovariates>Brain4D_RegressOutCovariables at 92 In rest_RegressOutCovariates at 54 In rest_RegressOutCovariates_gui>Run_Callback at 238 In gui_mainfcn at 96