function?a?=?analytic（f）
%?ANALYTIC???Constructs?the?analytic?signal?for?the?case?of?a?real?vector.
%????????????The?result?is?complex.?This?is?not?a?quaternion?function.?It
%????????????is?provided?as?part?of?QTFM?for?comparison?with?HYPERANALYTIC.
%
%?Copyright?2007-2013?Stephen?J.?Sangwine?and?Nicolas?Le?Bihan.
%?See?the?file?:?Copyright.m?for?further?details.

%?Note:?this?function?computes?the?same?result?as?the?Matlab?function
%?HILBERT?available?in?the?Signal?Processing?toolbox.

narginchk（1?1）?nargoutchk（0?1）

if?~isvector（f）?||?isscalar（f）?||?~isnumeric（f）
????error（‘Input?parameter?must?be?a?real?vector.‘）;
end

if?~isreal（f）
????warning（‘Input?parameter?is?complex.?Carrying?on?regardless....‘）
end

a?=?ifft（fft（f）?.*?suppress（size（f）））;

%?$Id:?analytic.mv?1.1?2013/05/14?10:07:28?sangwine?Exp?$