adding elements of an array column wise and storing it in different array

2015 12 8
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更新时间：2015 12 8
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delay consists of some rows and columns.How to add its elements column wise and store it in another array with rows as earlier and column is 1

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回答（1 个）

Shivam Chaturvedi
Shivam Chaturvedi 2015-12-8
编辑：Shivam Chaturvedi 2015-12-8

1 个投票

You can use the sum function ( Sum of Array Elements [link to doc page] ) and since you need to sum on the columns, you can specify the dim parameter (should be 2 in this case to sum up column wise).
columnwise = sum(arr,2) % will get the columns summed up. Result will be 1 column.

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