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Seth Furman

MathWorks

Last seen: 3 días ago Active since 2019

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Answered
datestr function Unrecognized month format error
We highly recommend using datetime in place of datestr, now, datenum, etc. You can get a datetime version of the same value usi...

3 meses ago | 1

Answered
Split a target date interval into seasons and find the percentile of days for each season
To add to Scott's answer, this kind of grouped calculation on timestamped data lends itself well to timetable and groupsummary. ...

3 meses ago | 1

Answered
Count frequency data from table
This can be accomplished using groupsummary and unstack. https://www.mathworks.com/help/matlab/ref/double.groupsummary.html ht...

3 meses ago | 0

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Answered
Subset using time range following specific time
Two alternative workflows are Shift the midpoint and tolerance passed into withtol to achieve the desired range. Use logical s...

4 meses ago | 0

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Answered
How to plot monthly data for 31 years on the same plot?
It is probably easier to store the data in a timetable and use retime to get the monthly averages. https://www.mathworks.com/he...

4 meses ago | 1

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Answered
How to assign corresponding label to dataset
We can create categorical arrays using the categorical function. https://www.mathworks.com/help/matlab/ref/categorical.html ...

4 meses ago | 0

Answered
Assigning nested tables inside a parfor-loop
Adding to Walter's answer: The table constructor does not allow specifying the widths of individual variables when preallocat...

4 meses ago | 1

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Answered
Calculate the Euclidean distance of simple combinations in a table
What have you tried? Where are you confused? You might want to take a look at the following documentation links: https://www...

4 meses ago | 0

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Answered
What is the best way to append double arrays while working in a loop?
You can append values to a table using concatenation as follows https://www.mathworks.com/help/matlab/matlab_prog/add-and-delet...

7 meses ago | 0

Answered
Get variable value from imported text
Sounds like you could use readtable. https://www.mathworks.com/help/matlab/ref/readtable.html >> readtable('05-2350-33R.S20201...

7 meses ago | 0

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Answered
Delete data from the following minutes from data that does not meet a certain condition
I believe the following post answers your question https://www.mathworks.com/matlabcentral/answers/402361-delete-rows-in-a-tabl...

7 meses ago | 0

Answered
Moving vertical line as time marker
Check out the xline function, which lets you plot a vertical line as well as update its position. https://www.mathworks.com/hel...

7 meses ago | 0

Answered
Labelling columns of large array in a searchable way?
table supports custom metadata properties. https://www.mathworks.com/help/matlab/matlab_prog/add-custom-properties-to-tables-an...

7 meses ago | 0

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Answered
Need help with storing values in a table and/or matrix
If you want to create a table like in the attached screenshot, you can use the table constructor. For example, >> table([0.01;0...

7 meses ago | 0

Answered
How do I get a function in a for loop so it applies it to an entire table?
To add to Chris' answer, you can also find the yearly max for each station using retime. For example, using the first two column...

7 meses ago | 0

Answered
How to use movsum with datetime?
@SaaraL I should first mention that the function call in your original question should work if you pass a numeric vector or matr...

7 meses ago | 1

Answered
Problem plotting 1D array versus table column: I want a single curve/series but am instead getting a separate series for every array element.
I'd first recommend converting your table into a timetable so you can see the time step for each row. https://www.mathworks.com...

7 meses ago | 0

Answered
Calling data based on column name
You could do something like mean(t{:,varName}) where t is your UI table data (assuming it is represented as a table type) and ...

7 meses ago | 0

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Answered
loop based on a condition in another column
To add to Walter's answer, you might also consider groupsummary. https://www.mathworks.com/help/matlab/ref/double.groupsummary....

7 meses ago | 0

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Answered
How can I remove characters in cvs file?
If you use readtable, you can convert the table to a matrix by using the table2array function. https://www.mathworks.com/help/m...

7 meses ago | 0

Answered
Training a Neural Network
To add to Olof's answer, the categorical type allows you to efficiently represent a finite set of discrete categories that you m...

7 meses ago | 1

Answered
Synchronizing several large timetables
Where are your timetables coming from? Are you reading them from one or more files? If so, it probably makes more sense to creat...

7 meses ago | 0

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Answered
Create elapsed time vector for loop
1) You can convert timestamp data into elapsed time using datetime subtraction. >> dt = datetime(2020,1,1:5) dt = 1×5 ...

7 meses ago | 1

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Answered
Combine 2 datasets and include the duplicates
Check out innerjoin and outerjoin. https://www.mathworks.com/help/matlab/ref/innerjoin.html https://www.mathworks.com/help/mat...

7 meses ago | 0

Answered
How can I do the SINR representation of some points?
I'm a little unclear on your workflow, but you might consider one of the geographic plots, such as geobubble. https://www.mathw...

7 meses ago | 0

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Answered
How to sort data (multiple rows into one)
This sounds like a good use for unstack. https://www.mathworks.com/help/matlab/ref/unstack.html For example, suppose we have...

7 meses ago | 1

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Answered
how to accumulate 10 minute values to daily values
Check out retime. https://www.mathworks.com/help/matlab/ref/timetable.retime.html

7 meses ago | 0

Answered
How do I range through a set of columns in a table to generate data and store data in new columns?
You might be interested in varfun. https://www.mathworks.com/help/matlab/ref/varfun.html

7 meses ago | 0

Answered
Concatenate a string array and a table of different dimensions
writematrix and writetable both take a 'WriteMode' name-value pair that can be set to 'append'. To write a header followed by a ...

7 meses ago | 0

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Answered
Combining two stacked plots
In cases such as this one, where the tables we want to plot have the same height, we can concatenate them horizontally and call ...

11 meses ago | 1

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