MATLAB: How to find how many elements are there in a cell of an array

cellarrayelements

I have an array containing cells containing different number of elements, cell1{1,3,4,2}, cell2{2,2,1,2,3,1,1}, cell3{4,9,5}… How to find how many elements in every cell or in a specific cell? thank you

Best Answer

No_of_elements = cellfun(@numel, cells)

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MATLAB: How to create a 1×3 cell array to hold multiple individual arrays

my_cell_array = {a,b,c};

Or if you are simply asking how to pre-allocate the cell array in advance:

my_cell_array = cell(1,3);

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x = struct2cell(data);
out = cellfun(@(y)nanmean(reshape([y,nan(1,mod(-numel(y,7))],7,...
                                            [])),squeeze(x),'un',0);

Best Answer

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MATLAB: How to create a 1×3 cell array to hold multiple individual arrays

MATLAB: Grouping elements in an array

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