Fro questions about MATLAB's table data class.
Mathworks tables documentation
Questions tagged [matlab-table]
136 questions
1
vote
1 answer
How to give a title to a matlab table?
I have a few tables, that after producing within the command window I need to print-screen into a word document. Is it possible to give the table a title so it does not need further labelling within the report.
Or is there a way to remove where it…
george
- 188
- 12
1
vote
2 answers
Do MATLAB tables remove the need for dictionaries?
MATLAB tables let you index into any column/field using the row name, e.g., MyTable.FourthColumn('SecondRowName'). Compared to this, dictionaries (containers.Map) seem primitive, e.g., it serves the role of a 1-column table. It also has its own…
user2153235
- 388
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- 11
1
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1 answer
Importing Data from a .txt file into Matlab
First of all thank you for reading my question.
I am trying to import data from a file with following format into Matlab:
#Text
#Text: Number
...
#Text: Number
Set1:
1 2
3 4
Set2:
5 6
7 8
...
I would like to get those…
Quanton
- 13
- 3
1
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1 answer
How can I append my rows in a table to continuously record my data using MATLAB?
I have two programs. one is reading some data from UR5 robot while the other is reading data from a sensor. I need to collect these data into a table as I carry out some industrial task.
I was able to generate table for each program when they were…
Deyire Yusuf
- 11
- 4
1
vote
1 answer
Changing column names for an existing table
I have the following table in MATLAB:
A=
86 84
45 65
2 42
44 29
MATLAB automatically returns for this table the column names A1 and A2, with A being the set name of the table, for the two columns.
How can I manually…
Zed Kay
- 133
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- 13
1
vote
1 answer
How to assign the same value to all table cells in a column in a table in Matlab?
I tried
myTable.MyField{:}='AAA'
myTable.MyField(:)='AAA'
myTable.MyField{:}={'AAA'}
myTable.MyField{:}=deal('AAA')
but all failed.
Is there any way?
Dims
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Fastest way to convert numerical table values to character arrays
I have a table which contains various data types. For instance,
chars = {'a'; 'bc'; 'de'};
nums = [1; 20; 300];
tbl = table(chars, nums);
I want to convert all numerical columns to character array variables. By this, I mean the result should be…
Wolfie
- 27,562
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1
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2 answers
How can I use matlab table (array with named variables) in octave
In Octave I code:
T = table([10;20],{'M';'F'},'VariableNames',{'Age','Gender'},'RowNames',{'P1','P2'})
From the example on this website: https://www.mathworks.com/help/matlab/ref/table.html
And get error:
't' undefined near line 1 column 1
>> [T,…
pashute
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- 65
1
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2 answers
Convert the contents of columns containing numeric text to numbers
I have a csv file that consists of text or number. But some columns are corrupted as seen in the image below("<<"K.O). When I open the csv file via Matlab (without importing), it converts them to number and define undefined values such as "<<"K.O as…
Pumpkin
- 209
- 2
- 12
1
vote
1 answer
Matlab - Extracting rows with specfic column value from table
I'm trying to figure out how to extract rows from a table if a certain variable of a row has a certain value. I know how to do this in R but can't figure it out in Matlab. For example, let's say this is my table:
Var1 Var2 Var3
_____ _____ …
upgrayedd
- 129
- 11
1
vote
1 answer
Select rows from a table based on conditions in two columns
Let us assume we have the following table mytable:
Name id Factor Correct
___________________________________________ ________ _________ ____________
'Maria' …
Dino C
- 307
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- 15
1
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1 answer
MATLAB Column headers not valid variable name
I am working in MATLAB and trying to add units to the Column headers to a table of values then I will insert into SQLite Database but I have a column names of German characters (e.g 'ß', 'ä'), but this is invalid because of the special characters.…
cagatay24
- 13
- 4
1
vote
1 answer
How can I merge tables with different numbers of rows?
I'm currently trying to create a signal process diagram in MATLAB. In order to do this, I have 3 tables that I would like to plot different signals from that would require merging in order to be plotted on the same graph (but separated out so to see…
Matt Griffin
- 75
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1
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2 answers
How to make a bar chart, with x-labels and legend, directly from a table of listed data
I have a data table tb that looks something like this, which I want to turn into a bar chart.
N X P
________ ______ ______
0 5 15.314
0 10 36.288
0 13 7.1785
1 5 …
teepee
- 2,620
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- 47
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1 answer
How can I create a variable number of column headers in a table?
What I essentially want is for the headers
"Var1", ..., "VarN"
to be called
"Student no.", "Name", "Assignment 1", ..., "Assignment N-2"
I've tried messing around with the T.properties.Variablenames field, but can't seem to make it work (I can…
John H
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