Hello! I've created a 24 x 12 matrix (24 is dynamic and will change with each .csv file I run through my for loop) and wanted to attach the years (minyear:maxyear) to the rows and months ('Jan' 'Feb' 'March' 'Apr' 'May' 'June' 'July' 'Aug' 'Sep' 'Oct' 'Nov' 'Dec') to the columns. What is the best way to do this? I've tried using colnames and the dataset feature with no success:
M = rand(5)
dataset({M 'FOO','BAR','BAZ','BUZZ','FUZZ'}, ...
'obsnames', {'ROW1','ROW2','ROW3','ROW4','ROW5'}
Error: Expression or statement is incorrect--possibly unbalanced (, {, or [.
I've also attempted the printrow function
printmat(M, 'My Matrix', 'ROW1 ROW2 ROW3 ROW4 ROW5', 'FOO BAR BAZ BUZZ FUZZ' )
Undefined function 'printmat' for input arguments of type 'double'. Any suggestions? Thanks!

 Réponse acceptée

Azzi Abdelmalek
Azzi Abdelmalek le 25 Juil 2013

4 votes

You've missed a bracket
M = rand(5)
dataset({M 'FOO','BAR','BAZ','BUZZ','FUZZ'}, ...
'obsnames', {'ROW1','ROW2','ROW3','ROW4','ROW5'})

7 commentaires

Theodore
Theodore le 25 Juil 2013
Can't believe that was my problem! Thanks for catching that!
ahmed
ahmed le 21 Oct 2013
Modifié(e) : Azzi Abdelmalek le 21 Oct 2013
I have an question regarding to this code, In case of adding only columns name to the matrix ? If i replaced { 'ROW1','ROW2','ROW3','ROW4','ROW5'} by {''}.. It did not work for me . any suggestions ??
M = rand(5)
dataset({M 'FOO','BAR','BAZ','BUZZ','FUZZ'})
Thx for quick answer. But i got this message : Error using ==> dataset.dataset>dataset.dataset at 256 Must have one variable name for each column when creating multiple variables from an array.
I have a matrix (100*14),I need to name the (14 cloumns with 14 labels ):
I used this one
dataset({mat1 'ROW1', 'ROW2', 'ROW3', 'ROW4', 'ROW5', 'FOO', 'BAR', 'BAZ', 'BUZZ'})
Azzi Abdelmalek
Azzi Abdelmalek le 21 Oct 2013
Then use 14 names instead of the 9 names you've used above
ahmed
ahmed le 22 Oct 2013
opsss. I thought that I am using 14 :).. Thx alot.
ahmed
ahmed le 22 Oct 2013
I have an extra question. Now its working great. but i want to save thses results into xls file, I tried this export(mat1,'XLSFile','mat1.xlsx') but I got this ndefined function or method 'export' for input arguments of type 'double'.
Error in ==> BIST1 at 52 export(mat1,'XLSFile','mat1.xlsx') .. Is there any clean way to convert to xls before name the lables and name them after xls conversion then using matlab to handle this ??

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