s2let_elmin Return the lowest harmonic index el supported by the given wavelet scale. Default usage: elmin = s2let_elmin(B, j) B is the wavelet parameter, j the scale of interest. S2LET package to perform Wavelets transform on the Sphere. Copyright (C) 2012-2015 Boris Leistedt & Jason McEwen See LICENSE.txt for license details
0001 function elmin = s2let_elmin(B, j) 0002 0003 % s2let_elmin 0004 % Return the lowest harmonic index el supported by the given 0005 % wavelet scale. 0006 % 0007 % Default usage: 0008 % elmin = s2let_elmin(B, j) 0009 % 0010 % B is the wavelet parameter, 0011 % j the scale of interest. 0012 % 0013 % S2LET package to perform Wavelets transform on the Sphere. 0014 % Copyright (C) 2012-2015 Boris Leistedt & Jason McEwen 0015 % See LICENSE.txt for license details 0016 0017 elmin = floor(B^(j-1) + 1); 0018 0019 end