Question

Error in script using copylink
I have a matlab script that runs as a cron job on Linux. A few days ago, the script started failing. I traced it to the copylink...

1 year ago | 1 answer | 0

Question

yyaxis 'right' - can I have tick marks on both sides?
I'm creating a figure to illustrate data availability/quality. It's one plot with no subplots. See attached. I add a small plot...

1 year ago | 0 answers | 0

Question

Simple interactive plot with variable time axis
I have a plot containing three subplots, all of which have date/time as the x axis. Whats the easiest way of making this plot i...

1 year ago | 1 answer | 0

Question

Calcuating equally-spaced sums from unevenly-spaced time-series data
I need to create an equally-spaced vector of values which are the sums from a vector of unequally-spaced values. More specifica...

1 year ago | 1 answer | 0

Question

How can I add an index value to an array value?
I have an array of reals, like this. 0.1 0.1 0.1 0.1 0.2 0.2 0.2 0.2 0.1 0.2 0.3 0.4 How can I add the horizontal i...

2 years ago | 1 answer | 0

Question

Default date format for plot tick labels
Is it possible to set a default format for datetick labels? Sometimes MATLAB gives me "mm/dd" when I prefer "dd/mm". I could e...

2 years ago | 1 answer | 1

Question

Readtable gives unusual results reading data from a text file.
I'm trying to read a lot of text files using readtable. All the files have 7 columns of data, although the last column is usuall...

2 years ago | 1 answer | 0

Question

Testing for a string in a cell array in a structure
I want to find the matches to a string in a cell array of strings which is part of a structure. Strcmp works when I give it th...

2 years ago | 1 answer | 0

Question

spectrogram - auto settings for zlim are too wide
Using the spectrogram function, the zlim settings that are created automatically seem to be too wide for my data. The resulting ...

2 years ago | 2 answers | 0

Question

datenum on array of values - specifying the format
I can't seem to specify the format for datenum when I passi an array of values. Here is a snippet of my code: formatIn = 'dd/m...

2 years ago | 1 answer | 0

Question

Reading dates/times from a text file
I want to read all the dates and times from a text file into an array of serial date numbers. I've always done this in the past...

2 years ago | 1 answer | 0

Question

exportgraphics: adding a margin
Is it possible to add a margin to figures saved using the exportgraphics function? It crops a tad too tightly for my needs.

3 years ago | 2 answers | 6

Question

How can I correct for gaps in an supposedly evenly spaced array
I have two one-dimensional arrays, data and datim, the latter containing date values. These are large arrays containing a days w...

4 years ago | 1 answer | 0

Question

Where are the default font settings for sgtitle?
I'm trying to set default values to apply to number of plots, like this set(groot,'DefaultAxesFontSize', 20); ...

4 years ago | 1 answer | 0

Question

External GPU (MacOS) makes Help painfully slow
I have added an external Radeon RX 570 GPU to my 2019 MacBook Pro running MacOS Catalina. I enabled "Prefer external GPU" in Ge...

4 years ago | 0 answers | 0

Question

How can I implement an associative array?
What is the best (ie simplest) way to implement an associative array (in Perl, a hash) in MATLAB? I have a number of keys (stri...

4 years ago | 1 answer | 0

Question

Locating adjacent identical elements in string array
I want to find the positions and number of identical adjacent elements in a string array. I worked out how to count the number ...

4 years ago | 1 answer | 0