Rounding-off zero to negative

2011 8 16
2 个回答
回答已采纳
7 次查看（30 天）

0 个投票

Is there any built-in function in matlab that takes all the negative values equal to zero? or round off negative values to zero? Regards

请先登录，再回答此问题。

 采纳的回答

Oleg Komarov
Oleg Komarov 2011-8-16

0 个投票

% Random input
A = randn(10,1);
% Index negative values
idx = A < 0;
% Substitute them with zero
A(idx) = 0;

更多回答（1 个）

Walter Roberson
Walter Roberson 2011-8-16

2 个投票

A = max(A,0);
But cross-check whether this gives you the behaviour you want for NaN.

类别

在 帮助中心 和 File Exchange 中查找有关 Creating and Concatenating 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