size.m

来自「张量分析工具」· M 代码 · 共 27 行

function m = size(t,idx)
%SIZE Sparse tensor dimensions.
%  
%   D = SIZE(T) returns the size of the tensor.  
%
%   I = size(T,DIM) returns the sizes of the dimensions specified by DIM.
%
%   See also SPTENSOR, SPTENSOR/NDIMS.
%
%MATLAB Tensor Toolbox.
%Copyright 2007, Sandia Corporation. 

% This is the MATLAB Tensor Toolbox by Brett Bader and Tamara Kolda. 
% http://csmr.ca.sandia.gov/~tgkolda/TensorToolbox.
% Copyright (2007) Sandia Corporation. Under the terms of Contract
% DE-AC04-94AL85000, there is a non-exclusive license for use of this
% work by or on behalf of the U.S. Government. Export of this data may
% require a license from the United States Government.
% The full license terms can be found in tensor_toolbox/LICENSE.txt
% $Id: size.m,v 1.5 2007/01/10 01:27:31 bwbader Exp $

if exist('idx','var')
    m = t.size(idx);
else
    m = t.size;
end