Computes approximation to the minimal absolute value in a TT-tensor [RES,IND]=TT_MIN_ABS(TT) Tries to compute the minimal absolute value in TT-tensor TT-Toolbox 2.2, 2009-2012 This is TT Toolbox, written by Ivan Oseledets et al. Institute of Numerical Mathematics, Moscow, Russia webpage: http://spring.inm.ras.ru/osel For all questions, bugs and suggestions please mail ivan.oseledets@gmail.com ---------------------------
0001 function [res,ind]=tt_min_abs(tt) 0002 %Computes approximation to the minimal absolute value in a TT-tensor 0003 % [RES,IND]=TT_MIN_ABS(TT) Tries to compute the minimal absolute value in 0004 % TT-tensor 0005 % 0006 % 0007 % TT-Toolbox 2.2, 2009-2012 0008 % 0009 %This is TT Toolbox, written by Ivan Oseledets et al. 0010 %Institute of Numerical Mathematics, Moscow, Russia 0011 %webpage: http://spring.inm.ras.ru/osel 0012 % 0013 %For all questions, bugs and suggestions please mail 0014 %ivan.oseledets@gmail.com 0015 %--------------------------- 0016 0017 resmax = tt_max_abs(tt); 0018 ons = tt_ones(size(tt)); 0019 0020 [res,ind]=tt_max_abs(tt-ons*resmax); 0021 res = resmax - res; 0022 0023 end