times.m

来自「模式识别matlab工具包」· M 代码 · 共 24 行

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function c = times(a,b)sa = size(a);sb = size(b);if ~isa(a,'dataset')	if all(sa == 1), a = ones(sb)*a; sa = sb; endendif ~isa(b,'dataset')   if all(sb == 1), b = ones(sa)*b; sb = sa; endendif any(sa ~= sb)	error('datasets should have equal size')endif isa(a,'dataset') & ~isa(b,'dataset')	c = a;	c.d = a.d .* b;elseif ~isa(a,'dataset') & isa(b,'dataset')	c = b;	c.d = a .* b.d;else	c = a;	c.d = a.d .* b.d;endreturn

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