Answered
Formatting .dat gps file
Unless there's an existing reader for that file format, you're going to need to read it in as text and parse it into something m...

ungefär 4 år ago | 0

Answered
frequency of wind speed in a particular direction
It sounds like what you want is a 2D histogram where each bin represents the amount of time that the wind was blowing in a parti...

ungefär 4 år ago | 0

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time series and grouping
It's tough to give a detailed answer without seeing the structure of your data and preliminary code, but here are a few suggesti...

ungefär 4 år ago | 0

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String to raw data conversion problem (Timestamp Data)
Even simpler...you don't need to strip off the leading and trailing brackets. Datetime can parse formats with character literals...

ungefär 4 år ago | 1

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How to bin a variable and create new variables for each bin
I'd encourage you to consider whether you really need separate tables for each age bin or whether you can simply add a grouping ...

ungefär 4 år ago | 0

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how to create center-justified table elments
When you say you're "trying to make a table in a plot" I assume you're referring to uitable? If so, you can use uistyle to deter...

ungefär 4 år ago | 0

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how can i display on a table's cell different colors ?
It sounds like you're on the right track. You want to apply the addStyle to the uitable, not the uifigure: % setup fig = uifig...

ungefär 4 år ago | 0

Answered
Filter table data into matrix
From your description, it sounds like you want data for MJJ for all years? Assuming your data is in a timetable and your dates a...

ungefär 4 år ago | 0

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Problem Importing Text File into TimeTable
Because the second variable is uses ":" as a separator, it is being treated as a duration by default. I would recommend using im...

mer än 4 år ago | 0

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Answered
empty space between values when making bar chat with datetime
That's a tough one. Obviously, if you were doing a standard x-y plot, you'd want the datetime axis to realistically represent ti...

mer än 4 år ago | 0

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Preprocessing: excel table headers into categoricals
stack is the function that does the operation that converts a "wide" table with separate variables to a "tall" table with an ind...

mer än 4 år ago | 0

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I want to import only specific Types of variables using readtable.
You can use vartype to subscript into the table and select only variables that are a certain datatype (or meta-type like 'numeri...

mer än 4 år ago | 0

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Answered
Select specific rows in Matlab Table.
I would suggest counting the unique times, then you can split up the table based on the counts: d = datetime(2018,1,1,[1 2 4 4 ...

mer än 4 år ago | 0

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Answered
Add datetime vector which contains NaT to double
The NaT isn't the problem. You cannot concatenate datetime and double in a homogenous matrix: >> x = [1 2 datetime('now')] E...

mer än 4 år ago | 0

Answered
How to calculate average of data over a given time period?
It would be helpful to see what your data looks like (are different time components) split into different table variables?) But ...

mer än 4 år ago | 0

Answered
Change data type of a table column into datetime?
Take a look at the convertvars function for changing the data type of a table variable. Also, is there a reason you're bring in...

mer än 4 år ago | 1

Answered
How to change interval unit of x axis
If X is a duration array (X = minutes(0:15:262800)), you plot datetimes or durations directly, and changing the Format property ...

nästan 5 år ago | 0

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alternative visualisations of 3 vectors
You could construct datetimes from those separate vectors of year/month/day, and then plot the datetime variables. That brings y...

nästan 5 år ago | 0

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How to store Matlab datetime data type in hdf5
I don't think HDF5 has its own definition of a date/time type and you can't store MATLAB datetimes directly in HDF5. There are o...

nästan 5 år ago | 0

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Answered
Convert categorical back to integer
Peter's answer to this similar post provides a few other suggestions to consider.

nästan 5 år ago | 0

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Overwriting a table with a different sized table
There are two ways that timetables (or table) can contain tables. In one approach, the table is the same height as the timetable...

nästan 5 år ago | 0

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table row key implementation
Hi Andrew, I assume you mean t.Properties.RowNames throughout rather than "RowKeys." Yes, that's a large difference in performa...

ungefär 5 år ago | 0

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Answered
Plotting of yearly data.
There are a few ways to tackle this problem. Here's one approach: fi = '~/Downloads/Mod21_All_Inclusive_Data_Nov2019.txt'; opt...

ungefär 5 år ago | 0

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problem plotting excel date, cant convert to HH:MM:SS only
I'm not entirely clear about what your data looks like. Attaching a file would help. That said, I suspect readtable would do the...

ungefär 5 år ago | 0

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How can I convert datetime into double?
What do you want the doubles to represent? Datenum returns a double represents days since 0 CE. The posixtime function would...

ungefär 5 år ago | 1

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How to filter rows in a timetable based on a range between 08:00 and 16:00 for everyday and put in a new timetable
You can do this with some logical indexing on the row times. Create a timetable with a few days worth of hourly data: tt = tim...

ungefär 5 år ago | 4

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How to use timetable with hierarchical data
For synchronizing leaf-to-leaf, you probably will end up wanting to write a for-loop, looping over leaf grouping variables, sync...

mer än 5 år ago | 0

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Answered
Issue with loading datetime from table
There's no reason to go through cell to pass the datenums into datetime: Data = readtable(‘FileMaker.csv’); Dates = datetime...

mer än 5 år ago | 1

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convert "number of days since" to datetime, given 365-day and 360-day calendars (not Gregorian)
Adding support for a broader range of calendars is something I've been thinking about. For a fixed-length calendar (360-day or 3...

mer än 5 år ago | 0

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Answered
Associate value to the correct date
Take a look at the timetable synchronize method. If you import your "1st", "2nd", "3rd" as separate timetables tt1,tt2,tt3, then...

nästan 6 år ago | 0

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