%ISFEATIM%% N = ISFEATIM(A);%% INPUT%   A   Input dataset%% OUTPUT%   N   1/0 if dataset A does/doesn't contain images%% DESCRIPTION% True if dataset contains features that are images.%% SEE ALSO% ISDATASET, ISMAPPING, ISDATAIM% $Id: isfeatim.m,v 1.4 2003/10/19 14:41:13 bob Exp $function n = isfeatim(a)		prtrace(mfilename);	% When the field objsize contains a vector instead of a scalar, the	% features inside the dataset are images:	n = isa(a,'dataset') & length(a.objsize) > 1;	if (nargout == 0) & (n == 0)		error([newline '---- Dataset with feature images expected -----'])	endreturn;