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Jason


Last seen: Today |  Active since 2011

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Question


Column Format in a Table when using writetable
Is there anyway to format certain columns in a table. My table looks like this in the command window, T = 10×5 table ...

13 hours ago | 1 answer | 0

1

answer

Question


Assigning Columns to a table without using loops - and perform i.e. diff on a column
Hello, I have an events log that I want to be able to pull out relevant times and types of triggers into an array of some sort....

4 days ago | 1 answer | 0

1

answer

Question


Left Justifying a String obtained from the formattedDisplayText() function
Hello, I asked a question here https://uk.mathworks.com/matlabcentral/answers/2173785-extracting-number-after-a-string-in-header...

5 days ago | 1 answer | 0

1

answer

Question


Getting relative time from two events identified as absolute time
Hello, I haver a time event (AbsTime) reported as a double and I want to pull out the time since the 1st event (E0) How can I...

8 days ago | 1 answer | 0

1

answer

Question


Extracting number after a string in header of CSV file
Hello, I have a CSV file that contains information in the headers and then numerical data. I have no problem loading the numeri...

11 days ago | 2 answers | 0

2

answers

Question


Extracting Zoomed in part of curve and finding rising Edges of data
Hello, I have a plot consisting of "square-ish" TTL pulses and I want to be able to 1: Extract the data thats in the "Zoomed" X...

14 days ago | 1 answer | 0

1

answer

Question


Variable number of inputs in inputdlg with pre-selected values when inputs equals 6
Sometimes I want to replace the column headings in a uitable. I have several uitables and each can have a variable number of co...

20 days ago | 1 answer | 0

1

answer

Question


Issues with tables and writetable from data passed from uitable
Hello, I have an array in a uitable that I want to save to a csv file as well as the column headings. It seems out of the write...

20 days ago | 1 answer | 0

1

answer

Question


Variable Names not being read into uitable using readmatrix
Hi, I am trying to read a csv files into a uitable and am having problems reading the variable names in. The csv was saved usin...

22 days ago | 1 answer | 0

1

answer

Answered
Problem with converting uitable to table (array2table) with strange number of column names
This seems to work, but is quite a lot for such a simple task T=app.UITable; vn=T.ColumnName; ...

24 days ago | 0

| accepted

Question


Problem with converting uitable to table (array2table) with strange number of column names
Hello, I have a UITable that on startup has 4 columns. I want to create some dummy data (3 columns) and play with the different...

25 days ago | 1 answer | 0

1

answer

Question


Take 3x3 nearest neighbours round centroids of all spots and find the median of their mean
Hello, I have an image (TIFF) that I calculate the centroids and extract the median intensity of all these centroids. I have th...

1 month ago | 2 answers | 0

2

answers

Question


Zoom of image on UIAxes seems to have one axis bound
Hello, I have a highly rectangular image displayed on a uiaxes in AppDesigner I want to Zoom into say the middle region, and...

2 months ago | 1 answer | 0

1

answer

Question


Comparing strings with extra zero
Hello, I am wanting to perform a safety check that 2 strings are the same: send: 297.043 rec: 297.043 send: 298.030 ...

3 months ago | 1 answer | 0

1

answer

Answered
Constructing a string with several index requirements
Could i ask how I would make the double for loop work using idexing: I start with this: jx=1:4; ix=0:3 tx = "ScanArray(0)...

3 months ago | 0

Question


Constructing a string with several index requirements
Hello, I have a vector of numbers r2 that I need to send over a communciation to an array (called ScanArray). The comms is such ...

3 months ago | 4 answers | 0

4

answers

Question


Changing colour of plot every time X data changes direction
Hello, I have a set of data (50k lines) representing a raster scan so there are several occurrances of the position zero (=X in...

4 months ago | 2 answers | 0

2

answers

Question


Finding max value of 1D vector when all values could be negative
Hello, I have a set of numbers and want to identify the largest difference between adjacent values. I have used the diff funct...

4 months ago | 1 answer | 0

1

answer

Question


Find index of rows in tables with two conditions doesn't work using &&
Hello, I am using a readtable to read a CVS file into a uitable. I like the fact that you can operate on columns using the dot...

4 months ago | 1 answer | 0

1

answer

Question


Pick out rows from an array where the 1st column is closest to a multiple of a number
Hello, Im trying to downsample a 100k lines of excel and want to pick out only those rows where the column 1 values are closes...

5 months ago | 2 answers | 0

2

answers

Answered
Fitting data to a Gaussian when data is a little bit skewed (but not too much)
Im accepting dpbs answer, as although Im not using the "gauss1" fit as he suggested, he did point out its the NaNs that are mess...

5 months ago | 0

Question


Fitting data to a Gaussian when data is a little bit skewed (but not too much)
Hello, I have some data below that should approx to a Gaussian. 1.00 NaN 2.00 4.00 ...

5 months ago | 2 answers | 0

2

answers

Question


Concatenating Mixed numbers looses the decimal places
Hi, I have some numbers that I want to concatenate and add to a uitable. I've noticed that although the individual numbers have...

5 months ago | 1 answer | 0

1

answer

Question


Accessing Version Details Programmatically, App designer
Hello, In appdesigner there is an option to keep track of the version number for sharing. Is there away to access this programa...

5 months ago | 1 answer | 0

1

answer

Question


uitable copy function allowing for numerical values of mixture of of numbers and chars.
Hi, I have a uitable and have a copy function as below. This works fine if the table is solely numbers function CopyT...

6 months ago | 1 answer | 0

1

answer

Question


Replacing one line (or one part of a line) in a text file
Hello. I have a config file that contains 1 specific line that I want to change just the number (in this case from 1000 to e.g....

7 months ago | 2 answers | 0

2

answers

Question


Issue with Sapera Lt Add on for Dalsa Cameras, not seen with Genicam cameras
Hello, I have a question regarding Image Acquisiton with Sapera Lt add on for Dalsa Camera & Frame grabber. Whilst Im able to...

7 months ago | 1 answer | 0

1

answer

Answered
Confusion of IMAQ, get data "logging"
Could I ask also: In the help, it keeps referring to "data logging" - whata ctually is this - is it taking the data off the came...

7 months ago | 0

Question


Confusion of IMAQ, get data "logging"
Hello. This is a general question about image aquisition using the imaq tool box. The Matlab documentation uses quite confusing ...

7 months ago | 2 answers | 0

2

answers

Question


Saving a Structured Array (containing plot parameters) to a mat file
Hi, Im trying to save plot data by using a structured arra ax=app.UIAxes; ax.Children; ...

8 months ago | 1 answer | 0

1

answer

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