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How to Merge the cells and name?

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C PRASAD
C PRASAD il 6 Lug 2022
Commentato: C PRASAD il 6 Lug 2022
I have the data and I would like to name and merge.The above table the data i have, the below table the table i required.
  1 Commento
Walter Roberson
Walter Roberson il 6 Lug 2022
How does this differ from the previous similar questions you have posted on the topic?

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Risposta accettata

Chunru
Chunru il 6 Lug 2022
datayouhave = rand(8, 5); % replace this with your data
t = array2table(datayouhave, "VariableNames", ["Maths", "Physics", "Politics", "Economy", "English"]);
name = ["AAA", "AAA", "AAA", "BBB", "BBB", "BBB", "CCC", "CCC"]';
t = [array2table(name) t];
t
t = 8×6 table
name Maths Physics Politics Economy English _____ _______ _______ ________ ________ _________ "AAA" 0.12481 0.4245 0.89831 0.22978 0.0087086 "AAA" 0.19179 0.89669 0.25311 0.16138 0.49893 "AAA" 0.60817 0.29709 0.65617 0.49247 0.79378 "BBB" 0.18862 0.49918 0.19054 0.047833 0.3502 "BBB" 0.48838 0.55171 0.51338 0.066283 0.39933 "BBB" 0.43513 0.48865 0.21088 0.21244 0.88148 "CCC" 0.25775 0.61049 0.75696 0.80927 0.74499 "CCC" 0.64411 0.27928 0.11384 0.13664 0.14539
  3 Commenti
Walter Roberson
Walter Roberson il 6 Lug 2022
Which MATLAB version are you using?
Try
datayouhave = rand(8, 5); % replace this with your data
t = array2table(datayouhave, 'VariableNames', {'Maths', 'Physics', 'Politics', 'Economy', 'English'});
name = {'AAA', 'AAA', 'AAA', 'BBB', 'BBB', 'BBB', 'CCC', 'CCC'}.';
t = [array2table(name) t];
t
t = 8×6 table
name Maths Physics Politics Economy English _______ ________ ________ ________ _________ ________ {'AAA'} 0.057449 0.99295 0.93589 0.88883 0.54624 {'AAA'} 0.20587 0.3941 0.058401 0.93182 0.29469 {'AAA'} 0.6748 0.18482 0.71994 0.48408 0.84695 {'BBB'} 0.51505 0.60256 0.21766 0.99488 0.17571 {'BBB'} 0.32222 0.16554 0.039902 0.64758 0.82738 {'BBB'} 0.95771 0.056249 0.86953 0.94728 0.085409 {'CCC'} 0.82799 0.75418 0.95384 0.0025524 0.52635 {'CCC'} 0.72661 0.97953 0.73226 0.92357 0.97658
C PRASAD
C PRASAD il 6 Lug 2022
Thank you

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Più risposte (1)

Walter Roberson
Walter Roberson il 6 Lug 2022
You cannot create that kind of table in MATLAB.
In order to have a row name span multiple rows, you will need to create a table with three rows and two variables. The first variable will be the Name. For each row, the second variable must be a complete table.
M = round(randn(15, 5), 1)
M = 15×5
-0.2000 -0.5000 -0.1000 -0.9000 1.6000 2.0000 0.5000 0.6000 1.1000 -0.1000 0.4000 1.1000 -0.7000 -1.1000 1.0000 0.1000 0.5000 2.1000 0.8000 -0.4000 0.7000 1.1000 0.5000 -0.4000 1.1000 -0.4000 -0.4000 0.8000 1.5000 -0.7000 -0.7000 -0.2000 0.6000 0.4000 0.6000 0 0.7000 -0.3000 -0.4000 -0.6000 -0.9000 -1.3000 -2.0000 2.4000 -2.2000 -0.4000 -0.6000 -0.7000 1.1000 1.1000
varnames = ["Maths", "Physics", "Politics", "Economy", "English"];
T1 = array2table(M(1:5,:), 'VariableNames', varnames);
T2 = array2table(M(6:10,:), 'VariableNames', varnames);
T3 = array2table(M(11:15,:), 'VariableNames', varnames);
names = ["Ramu"; "Rihith"; "Swarmy"];
Output = table('Size', [3 2], 'VariableTypes', ["string", "table"], 'VariableNames', ["Name"; "Marks"]);
Output.Name = names;
Output.Marks = {T1; T2; T3};
Output
Output = 3×2 table
Name Marks ________ ___________ "Ramu" {5×5 table} "Rihith" {5×5 table} "Swarmy" {5×5 table}
Output.Marks{1}
ans = 5×5 table
Maths Physics Politics Economy English _____ _______ ________ _______ _______ -0.2 -0.5 -0.1 -0.9 1.6 2 0.5 0.6 1.1 -0.1 0.4 1.1 -0.7 -1.1 1 0.1 0.5 2.1 0.8 -0.4 0.7 1.1 0.5 -0.4 1.1
So you can construct the table, but it will not display nicely.

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