setthres.m

模式识别工具箱,希望对大家有用!

function out = setthres(w,thr)
%SETTHRES Set the threshold for a one-class classifier
%
% out = setthres(w,thr)
%
% The data of classifier w is copied to classifier out, only the
% threshold value is changed to thr.
%
% thr = setthres(w)
%
% The current threshold can be retrieved by supplying just the
% classifier.
%

% Copyright: D. Tax, R.P.W. Duin, [e-mail]
% Faculty of Applied Physics, Delft University of Technology
% P.O. Box 5046, 2600 GA Delft, The Netherlands

if ~is_occ(w)
  error('setthres: I need a one-class classifier for this');
end

[d,labl,map,k,c,v,par] = mapping(w);

if nargin<2
  out = d.threshold;
  return
end

d.threshold = thr;
out = mapping(map,d,labl,k,c,v,par);

return