(a) Rogue 1520 from Draupner, January 1995; (b) relative magnitude of coefficients for 3 scales , , for ; (c) relative magnitude of coefficients for 5 scales ; (d) wavelet approximation using largest 30 coefficients; (e) largest magnitude of (, scale = , shift = =12.2); (f) comparison between Draupner data and wavelet reconstruction.