vlt.neuro.vision.oridir.index.compute_circularvariance¶
vlt.neuro.vision.oridir.index.compute_circularvariance
CV = vlt.neuro.vision.oridir.index.compute_circularvariance( ANGLES, RATES )
Takes ANGLES in degrees. ANGLES and RATES should be
row vectors.
CV = 1 - |R|
R = (RATES * EXP(2I*ANGLES)') / SUM(RATES)
See Ringach et al. J.Neurosci. 2002 22:5639-5651