function tol = svtol(C)
%SVTOL Tolerance for Support Vectors
%
%  Usage: tol = svtol(C)
%
%  Parameters: C      - upper bound
%
%  Author: Steve Gunn (srg@ecs.soton.ac.uk)


if (nargin ~= 1) % check correct number of arguments
    help svtol
else

    % tolerance for Support Vector Detection
    if C==Inf
        tol = 1e-5;
    else
        tol = C*1e-6;
    end

end