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Answered
How do I get time in input?????
You mean like this ? You can enter time as '23:45' for example prompt = 'What time is it ? '; t = datetime(input(prompt), 'For...

17 días ago | 0

Question


How to modify the size of images in a report
Hello, I am struggling to add images of the correct size in a report (https://www.mathworks.com/matlabcentral/answers/1563981-h...

alrededor de 1 mes ago | 1 answer | 0

1

answer

Question


How to increase the size of figures in Report Generator
Hello, I want to have 2 figures per page in my report but I cant figure out how to maximize the size of my figures so that I am...

alrededor de 2 meses ago | 0 answers | 0

0

answers

Question


How to save a figure of a specific size with exportgraphics
Hello, I simply want to export a figure of a specific size (6 x 9 inches) with the function exportgraphics as described here (h...

alrededor de 2 meses ago | 1 answer | 0

1

answer

Question


How to conditionally merge multiple variables in a table
Hi, In the table t below I would like to merge the variables var_c, var_d and var_e into a single new variable called new_var. ...

4 meses ago | 1 answer | 0

1

answer

Question


How to use sqlwrite
Hi, I am running into some problems with sqlwrite. I am trying to duplicate the example found here (https://www.mathworks.com/h...

5 meses ago | 1 answer | 0

1

answer

Question


How to conditionally format a variable with fprintf
Hi, Quick question: a want to contionally format a variable so that there are 2 decimals for all numbers except for 0; 0 should...

5 meses ago | 1 answer | 0

1

answer

Answered
What functions should be moved to basic MATLAB?
Hi Walter, Im tempted to say shaperead from the Mapping Toolbox. Yes, I know shaperead is a big part of the Mapping Toolbox but...

5 meses ago | 1

Answered
What’s wrong?
Is this what you want ? Works fine. t = 0:1/6000:1/30 v = (4*cos((120*pi*t) + (pi/3))) plot(t,v)

10 meses ago | 0

Question


How to subsample a dataset per week
Hi, I would like to subsample a dataset in such a way as to keep only the data that was collected on the first sampled day of t...

10 meses ago | 1 answer | 0

1

answer

Question


How to transform multiple sets of coordinates in a csv file into a single shapefile
Hi, I was wondering what was the easiest way to transform the coordinates of multiple polygons in a csv file into a single shap...

10 meses ago | 1 answer | 0

1

answer

Question


How to conditionally merge rows in a table
Hi, I have a quick question - I have the following table T and I would like to merge the rows where the values of the variabl...

11 meses ago | 1 answer | 0

1

answer

Question


How to replace leading zeroes by spaces with regexprep
Hi, I have a basic question. I simply need to replace the leading zeroes by empty spaces in table T except for the last zero wh...

más de 1 año ago | 3 answers | 0

3

answers

Question


How to duplicate the number of rows in a table based on frequency
Hi, I have a frequency table like this where N is the number of occurences: id = [1004, 1004, 1004, 1004]'; length = [23, 45,...

más de 1 año ago | 1 answer | 0

1

answer

Question


Fastest way to replace NaNs by empty cells in a table
Hi, I need to replace the NaNs in the columns a and b by empty cells. The code below works but it is pretty slow. Is there a fa...

más de 1 año ago | 1 answer | 0

1

answer

Question


How to reformat a table
Hi, My problem is very straightforward: i need to transform T1 into T2. What is tricky about this (in my mind anyway) is that s...

más de 1 año ago | 1 answer | 0

1

answer

Question


How to condionally keep unique rows in a table
Hi, I have the following table T and I would like to keep only the rows that are unique based on the combination of the variabl...

más de 1 año ago | 1 answer | 0

1

answer

Question


How to modify decimal places when exporting data with fprintf
Hi, I have a mixed-type table T that I want to export as a txt file. But I also need to change the number of decimals of T.d to...

más de 1 año ago | 2 answers | 0

2

answers

Question


How to do basic time arithmetic when NaNs are involved
Hi, I have the following table and I simply want to calculate the elapsed time between start and end points. My main problem is...

más de 1 año ago | 1 answer | 0

1

answer

Question


Fastest way to read mixed-type and position-delimited text files
Hi, I need to convert mixed-type text files that are position-delimited into cell arrays. To do this, I have a reference file w...

más de 1 año ago | 1 answer | 0

1

answer

Question


How to use ismember to assign values from one cell array to another cell array
Hi, I have two cell arrays of unequal lengths x = {'C', 'A', 'B', 1; 'C', 'A', 'B', 1; 'C', 'A', 'B', 2; 'B', 'A', 'D', 5} ...

más de 1 año ago | 1 answer | 0

1

answer

Question


How to conditionally delete columns in a cell array
Hi, I have a simple cell array that look like this: input = {'A','B','A','A','A','A','A','A'; 'A','A','B','A','A','A','A','A'...

más de 1 año ago | 2 answers | 0

2

answers

Question


How to replace values above a given percentile by nans
Hi, I am trying to replace values above the 99th percentile in a table by nans by using Star Strider excellent little function ...

más de 2 años ago | 2 answers | 0

2

answers

Question


How to reshape every cell in a structure
Hi, I am trying to reshape every cell in a 1x4 structure with 10 fields. A simplified example would look like this but when I t...

más de 2 años ago | 1 answer | 0

1

answer

Question


How to reshape nested cell arrays in a table
Hi, How does one reshape nested cell arrays in Matlab ? Let's say I have something like this: t = table({1:24}, {1:48}, {1:48}...

más de 2 años ago | 2 answers | 0

2

answers

Answered
How to convert cell to cell array of character vectors.
Thank you all for your input.

más de 2 años ago | 0

Question


How to subset a table with character elements
Hi, I have a very basic question I would like to understand. Lets say we have a basic table like so: year = {1994, 1994, 1994,...

más de 2 años ago | 2 answers | 2

2

answers

Question


How to obtain the unique combinations of two columns in a table
Hi, I am trying to obtain all the unique combinations of two columns in a table. Lets say we have the following table: year = ...

más de 2 años ago | 1 answer | 0

1

answer

Question


How to decompose and expand a vector into ones
Hi, How would you decompose and expand a vector in Matlab ? I might not be using the right terminology but let's I = [2, 2]' ...

más de 2 años ago | 2 answers | 0

2

answers

Answered
How to count the number of unique elements by group in a table
I found the answer in an earlier post (https://www.mathworks.com/matlabcentral/answers/418060-count-unique-id-occurrences-in-a-c...

más de 2 años ago | 0

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