MATLAB:用NaN替换单元数组中的列
我有一个3x2单元数组MATLAB:用NaN替换单元数组中的列,matlab,cell-array,Matlab,Cell Array,我有一个3x2单元数组数据,其中每个单元包含一个双矩阵。它看起来像这样: {600x4 double} {600x4x3 double} {600x4 double} {600x4x3 double} {600x4 double} {600x4x3 double} {600x4 double} {[NaN]} {600x4 double} {[NaN]} {600x4 double} {[NaN]} 现在,我想用NaNs替换cell数组的第二列。因此,结果应如下所示: {600x4 doub
数据
,其中每个单元包含一个双矩阵。它看起来像这样:
{600x4 double} {600x4x3 double}
{600x4 double} {600x4x3 double}
{600x4 double} {600x4x3 double}
{600x4 double} {[NaN]}
{600x4 double} {[NaN]}
{600x4 double} {[NaN]}
现在,我想用NaNs替换cell数组的第二列。因此,结果应如下所示:
{600x4 double} {600x4x3 double}
{600x4 double} {600x4x3 double}
{600x4 double} {600x4x3 double}
{600x4 double} {[NaN]}
{600x4 double} {[NaN]}
{600x4 double} {[NaN]}
使用大括号是行不通的
data{:,2} = nan
Expected one output from a curly brace or dot indexing expression, but there were 3 results.
我想我可以使用cellfun
或简单的for循环将值更改为NaN
。但是,我想知道是否有更简单的解决方案?您可以使用这个
data(:,2) = {NaN};
逻辑:
% Assign all values in the 2nd column of the cell ...
% All elements should be the single cell {NaN};
您也可以这样做(逻辑稍微清晰一点)
甚至这个
data(:,2) = num2cell( NaN(size(data,1), 1 ) );
另外,
[data{:,2}]=deal(NaN)
@Wolfie您的第一个建议是直截了当的。其实很容易;-)谢谢。@Luis该死的,我没法点击那个,我错过了交易
!