How to cut out/delete rows in a cell

조회 수: 3 (최근 30일)
Simon Preuss
Simon Preuss 2020년 11월 5일
댓글: Simon Preuss 2020년 11월 5일
Hello,
i want to cut out the first 100 rows in the cell and dont know how. I tried the following code, but that just starts at the 127th value
for u = 1:5
for i = 1:5
mu_short_Mess_20kmh_HA{u,i} = mu_20kmh_all_VA{u,i}(126:end);
mu_mean_cell_Mess_20kmh_HA{u,i} = mean(mu_short_Mess_20kmh_HA{u,i});
end
end
If it doesn't work as simple as i think it could I'm looking forward for any suggestions.

채택된 답변

VBBV
VBBV 2020년 11월 5일
% if true
% code
%end
for u = 1:5
for i = 1:5
mu_short_Mess_20kmh_HA{u,i} = mu_20kmh_all_VA{u,i}(101:end,:);
mu_mean_cell_Mess_20kmh_HA{u,i} = mean(mu_short_Mess_20kmh_HA{u,i});
end
end
  댓글 수: 1
Simon Preuss
Simon Preuss 2020년 11월 5일
Thanks, thats what i was looking for.

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추가 답변 (2개)

Monika Jaskolka
Monika Jaskolka 2020년 11월 5일
편집: Monika Jaskolka 2020년 11월 5일
It removes up to the 127th element because that's what the code says to do where it has (126:end).
If you want to remove the first 100 rows, you should do the following:
mu_short_Mess_20kmh_HA{u,i} = mu_20kmh_alle_VA{u,i}(101:end,:);
For more information about accessing elements in a matrix, see the Array Indexing page.

dpb
dpb 2020년 11월 5일
mu_mean_Mess_20kmh_HA=cellfun(@(c) mean(c(126:end,:)),mu_20kmh_all_VA);
Don't need explicit loop; you just forgot the column colon subscript to pull all the columns for the wanted rows.

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