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How to rearrange matrix and delet similar value ?

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Mech
Mech el 16 de Jun. de 2014
Comentada: Andrei Bobrov el 17 de Jun. de 2014
Hi guys
I have matrix and should rearrange matrix and delete similar value as next:
the origin matrix
0 0 10 150 150 0 125 150 0 10 125 150
0 0 80 0 0 70 80 55 70 80 80 55
what I need
0 0 10 125 150 150
0 70 80 80 55 0
What's program i need hould do:
  1. when values of column are similar then delete column that repeated
  2. rearrange column according first line

Respuesta aceptada

Andrei Bobrov
Andrei Bobrov el 16 de Jun. de 2014
Editada: Andrei Bobrov el 17 de Jun. de 2014
a=[ 0 0 10 150 150 0 125 150 0 10 125 150
0 0 80 0 0 70 80 55 70 80 80 55]
out = unique(a.','rows')'
add
a0 = unique(a.','rows');
t = ismember(a0(:,1),a0(size(a0,1),1));
a0(t,2) = sort(a0(t,2),'descend');
out = a0.';
Please read about functions unique, size, ismember, sort.
  2 comentarios
Mech
Mech el 16 de Jun. de 2014
out =
0 0 10 125 150 150
0 70 80 80 0 55
thank you very much andrei
  1. Can you explane the command more than
  2. Can you add to command to put the value according 2nd line when the value of 1st line is same to have result like this :
0 0 10 125 150 150
0 70 80 80 55 0
Andrei Bobrov
Andrei Bobrov el 17 de Jun. de 2014
Please see code in my answer after word 'add'.

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Más respuestas (1)

Mech
Mech el 16 de Jun. de 2014
Andrei Bobrov waiting you :)
  5 comentarios
Mech
Mech el 16 de Jun. de 2014
Dosent work
José-Luis
José-Luis el 16 de Jun. de 2014
That's not a very useful statement, I'm afraid. You could always google, as all the documentation is online.

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