read specific data from excel and create a vector ?

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MUKESH KUMAR
MUKESH KUMAR el 31 de Jul. de 2017
Editada: MUKESH KUMAR el 31 de Jul. de 2017
I have attached excel file
and to create a row vector 1*24 like
A1=[0 0 0 0 2.2 2.2 2.2 2.2 2.2 2.2 2.2 2.2 2.2 2.2 2.2 0 0 0 0 0 0 0 0 0];
A2=[0 0 0 0 0 0 0 0 0 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 0 0 0 0];

Respuesta aceptada

KSSV
KSSV el 31 de Jul. de 2017
Editada: KSSV el 31 de Jul. de 2017
[num,txt,raw] = xlsread('app.xls') ;
A1 = zeros(1,24) ;
A1(num(1,2):num(1,3)) = num(1,1) ;
A2 = zeros(1,24) ;
A2(num(2,2):num(2,3)) = num(2,1) ;
  2 comentarios
Walter Roberson
Walter Roberson el 31 de Jul. de 2017
The
clc; clear al ;
do not appear to be doing any useful work there ?
MUKESH KUMAR
MUKESH KUMAR el 31 de Jul. de 2017
Editada: MUKESH KUMAR el 31 de Jul. de 2017
thanks for solution if we have more than two rows like for 10 rows in excel then how can we use 'for loop' for it? I tried this A1 is B1{1} and A2 is B1{2} for two rows: [num,txt,raw] = xlsread('app.xls') ; for u = 1:2 for v = 1:2; B1{u}=zeros(1,24); B1{u}(num(v,2):num(v,3))= num(v,1); end end

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Walter Roberson
Walter Roberson el 31 de Jul. de 2017
(This code is not tested)
[num, txt] = xlsread('app.xls');
nrow = size(num, 1);
use_cell = cell(nrow, 2);
for K = 1 : nrow
this_entry = zeros(1,24);
this_entry( num(K,2) : num(K,3)) = num(K,1);
use_cell{K,1} = txt{K,1};
use_cell{K,2} = this_entry;
end
use_struct = cell2struct(use_cell(:,1), use_cell(:,2));
Now there will be use_struct.a1 and use_struct.a2

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