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Ive J


Last seen: Today Active since 2013

Computational biologist.

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  • 6 Month Streak
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  • GitHub Submissions Level 1
  • Knowledgeable Level 3
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Answered
Read file whose name has a pattern that is part of another file name pattern
Try this files = {dir("*daily.nc").name}.' {'data1.4xdaily.nc'} {'data12.daily.nc' } {'data2.4xdaily.nc'} {'...

5 days ago | 0

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Answered
How can I call a function from a different script into a plot with other plot-values?
Something's wrong with your second function, seems there is no input argument(s). vmatt_ASME doesn't accept any argument rather ...

8 days ago | 0

Answered
Which ANOVA type to apply in experimental design with replication?
You have repeatedly measured the outcome, so this would be a two-way (two categorical independent variables) repated-measures AN...

21 days ago | 1

Answered
Using webread() to fetch bibliographic data from Google Scholar
parsing the returned HTML aside, GS doesn't have an API (and doesn't intend to develop AFAIK), which makes things harder for fe...

25 days ago | 1

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Answered
bioinformatics toolbox: getpubmed.m does not return the expected number of records
getpubmed (and generally, most of the functions in Bioinformatics toolbox) are quite outdated and TMW for some reasons, does not...

1 month ago | 0

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Answered
How to identify and erase the cells with the error "Error using fit>iFit (line 348). NaN computed by model function, fitting cannot continue" in an array?
ft1= fittype( 'power2'); fit_curve = cell(length(Array_january), 1); % never forget preallocation! for k = 1:length(Array_janu...

1 month ago | 0

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Answered
Save variable from struct to excel file
You have 3 conditions: each row in 'errors' corresponds to each condition. However, each row in 'distractors' is another matrix ...

2 months ago | 0

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Answered
Subtracting Matrices in Special way
There should be a simpler way, but this works: A=[1 10 12;2 12 3; 3 15 4; 4 16 7; 5 18 9; 6 10 10; 7 12 9; 9 5 6]; B=[3 9 8; 4...

2 months ago | 1

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Answered
Why is fitlm affected by variable scale?
Well, the real question would be why not? You have introduced interaction terms to the model. Two models test different hypothe...

2 months ago | 0

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Answered
Repeated Measure ANOVA 2x2
You can follow this example: % response was measured under two different conditions: c1 and c2 measured in two different time p...

2 months ago | 2

Answered
Is it possible to make the background of a polar histogram transparent?
One way that comes to my mind is to save it as eps (or pdf): set(gcf, 'color', 'none'); set(gca, 'color', 'none'); exportgrap...

2 months ago | 0

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Answered
I need help in the code. what am I doing wrong?
This may help: fnc = @(url) regexp(url, "(?<=https?://)(.*?)[^:]*", 'match'); fnc('https://en.wikipedia.org:443/wiki/Kitten?...

2 months ago | 0

Answered
How to find the row wise linear regression coefficients?
nsample = 29; nvar = 3420; % sample data y = rand(nsample, nvar); x1 = rand(nsample, nvar); x2 = rand(nsample, nvar); x...

3 months ago | 0

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Answered
Plotting statistics for a table
Try this, but note that your variables are highly skewed, so you should try boxplot or boxchart (median and IQR instead of mean ...

3 months ago | 0

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Answered
How can I speed up this indexing code?
Avoid comparing strings within the loop and instead take advantage of the index vector from unique: a = ["A", "B2", "A", "C", "...

3 months ago | 0

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Answered
How to use two data unit length in the plot function?
Either transform your data (e.g. log transformation), or break X-/Y-axes. There are several FEX already out there: mathworks.co...

3 months ago | 1

Answered
Applying text with variable on a plot
I don't have your dataset but you can follow this example: plot(3:10, (6:13).^2, 'k.-', 'LineWidth', 1.5) Rsq = 0.64645; h ...

3 months ago | 0

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Answered
filter cell array with strings
Try to work with tables, they're more versatile. Also check groupfilter for more advanced filtering schemes. tab = array2table(...

3 months ago | 0

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Answered
Merging rows of a matrix into a number
See here https://mathworks.com/matlabcentral/answers/299422-converting-a-double-into-a-matrix-of-its-digits#answer_231586 C = [...

3 months ago | 1

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Answered
Ignore missing data in a table group
As Johan also suggested you may use omitnant flag. Also, consider using groupsummary and groupfilter : m = groupsummary(T, 'C',...

3 months ago | 0

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Answered
how to search specific data from matlab to excel
tab = readtable('myExcel.xlsx'); % see doc for more options tab(ismember(tab.(1), 'R1280XS'), :) % the row at which the input...

3 months ago | 1

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Answered
Check for coordinate pairs matches in .mat file
Assuming both x and y are vectors of same length, this might work: x = randi([0 5], 10, 1); y = randi([0 5], 10, 1); myPair...

3 months ago | 0

Answered
How can I create an array from the past values in a loop?
something like this? n = 10; str = strings(n, 1); for i = 1:n % do whatever str(i, 1) = gimmeMystr; end

3 months ago | 0

Answered
Plot the slope of a parabola with only the data points being known
Before fitting, it's a good practice to visualize your data to better understand the rough relationship between your variables. ...

3 months ago | 1

Answered
How to plot a function with summation and multiple variables?
Start by understanding MATLAB a bit better. For the time being this may help you: myfnc = @(A, s, t, i, T0, tau) sum(A.*s.*(t -...

3 months ago | 0

Answered
Handle error from input
AFIK input doesn't let you control the error behavior. The better approach would be to return it as a string, and validate it: ...

3 months ago | 0

Answered
fileDatastore using for loop and scatter
You are not even reading your csv files; you just read the same file file4.csv over and over! Try this: fds = fileDatastore('*....

3 months ago | 0

Answered
mean from intersection matrix
This should work: a = [1,3,3,2,2,3,3,4,3,1,3]; b = [1,1,1,3,4,1,2,1,4,1,1]; c = [2,2,2,4,2,3,3,2,1,3,8]; x = [a; b]; [~, ...

3 months ago | 0

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Answered
Read from and make new based on positions
Why not this? G = [0 115 0 0 0 0 0 0 0 0 111 0 0 0 0 110 0 0 0 110 0 0 0 0 82 0 0 0 0 111 0 0 0 111 0 0 0 0 0 0 0 0 0 87 114...

3 months ago | 1

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Answered
Bar plot error when plotting
The main problem is that your tick labels are too long to fit under the axes. You can try something like this: figure('Name', '...

4 months ago | 0

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