pre allocating triple loops

2 次查看（过去 30 天）
Oday Shahadh
Oday Shahadh 2020-6-10
回答： Stephen23 2020-6-11
hi,
how to pre-allocate this:
for ii = 1:numel(L);
for jj=1:numel(L);
for kk=1:45;
c=cross(L1(ii,:),a{jj}(kk,:));
end
end
end

请先登录，再回答此问题。

采纳的回答

Stephen23
Stephen23 2020-6-11
n = numel(L);
c = cell(n,n,45);
for ii = 1:n
for jj = 1:n
for kk = 1:45
c{ii,jj,kk} = cross(L1(ii,:),a{jj}(kk,:));
end
end
end

更多回答（0 个）

类别

在 Help Center 和 File Exchange 中查找有关 Resizing and Reshaping Matrices 的更多信息

标签

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by