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- function Data = GetGroupingVar(data,varargin)
- if nargin == 1
- for i=1:length(data)
- Data(i,1)=i;
- end
- elseif nargin == 2
- if ischar(varargin{1})
- for i=1:length(data)
- Data{i,1} = varargin{1};
- end
- else
- n=varargin{1};
- Data = n*ones(length(data),1);
- end
- end
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