Adding labels to a matrix number

2019 5 3
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更新时间：2021 8 27
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please I have the following matrixes T =
5.1000 3.5000 1.4000 0.2000
6.4000 3.2000 4.5000 1.5000
5.4000 3.4000 1.7000 0.2000
5.7000 2.8000 4.5000 1.3000
5.7000 4.4000 1.5000 0.4000
5.6000 2.9000 3.6000 1.3000
I want to put labels in tabular form to get T =
A B C D Class
5.1000 3.5000 1.4000 0.2000 b1
6.4000 3.2000 4.5000 1.5000 b2
5.4000 3.4000 1.7000 0.2000 b1
5.7000 2.8000 4.5000 1.3000 b2
5.7000 4.4000 1.5000 0.4000 b1
5.6000 2.9000 3.6000 1.3000 b2
Please guide me on this
thanks in advance
Tino

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madhan ravi
madhan ravi 2019-5-3

0 个投票

T=array2table(T);
T.CLASS=repmat(['b1';'b2'],3,1);
T.Properties.VariableNames={'A','B','C','D','CLASS'}

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Tino
Tino 2019-5-3
Hi Madhan
Thanks for your swift response
If i want to make the table like how do i do it in code
Thanks in advance
Tino
order A B C D Class
1 5.1000 3.5000 1.4000 0.2000 b1
2 6.4000 3.2000 4.5000 1.5000 b2
3 5.4000 3.4000 1.7000 0.2000 b1
4 5.7000 2.8000 4.5000 1.3000 b2
5 5.7000 4.4000 1.5000 0.4000 b1
6 5.6000 2.9000 3.6000 1.3000 b2
madhan ravi
madhan ravi 2019-5-3
编辑：madhan ravi 2019-5-3
clear all
T =[...
5.1000 3.5000 1.4000 0.2000
6.4000 3.2000 4.5000 1.5000
5.4000 3.4000 1.7000 0.2000
5.7000 2.8000 4.5000 1.3000
5.7000 4.4000 1.5000 0.4000
5.6000 2.9000 3.6000 1.3000];
T=[(1:6).',T];
T=array2table(T);
T.CLASS=repmat(['b1';'b2'],3,1);
T.Properties.VariableNames={'Order','A','B','C','D','CLASS'}
Tino
Tino 2019-5-3
Hi Madhan
thanks for respoinding
I am getting the following errors
Unable to perform assignment because dot indexing is not supported for variables of this type.
Error in fishy (line 9)
T.CLASS=repmat(['b1';'b2'],3,1);
Sazid Hasan
Sazid Hasan 2021-8-27
If I want to split the class fast 3 as b1 and last 3 as b2, how i can do it?

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