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Ive J


Last seen: Today 2013 以来アクティブ

Computational biologist.

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Why do I receive Vectors must be the same length error in this code?
Error is very obvious: y and t1 don't have the same length. Try this t1 = linspace(1, max(y), length(y)); plot(t1, y)

5日 前 | 0

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Can I use my CPU and GPU simultaneously for Numerical Simulation?
Technically, yes you can (given that you've installed CUDA) combine both. However, whether or not you get anything useful out of...

6日 前 | 0

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Make a 2D plot with one arbitrary axis
You can start with something like this bpoints = [6.88, 7.84]; color = summer(numel(bpoints) + 1); % or whatever colors you li...

6日 前 | 0

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How to compare two different excel sheets specific columns for like values
xlsread is deprecated, avoid it. fullTab = readtable('File1.xlsx'); denseTab = readtable('File2.xlsx'); [idxFull, idxDens...

6日 前 | 0

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How to extract a subset of a field from a structure while keeping respective information from the other fields?
field components doesn't have the same size as others. Maybe it's better if you provide part of your struct at least. Anyways, y...

6日 前 | 2

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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'} {'...

14日 前 | 0

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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 ...

16日 前 | 0

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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...

30日 前 | 1

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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...

約1ヶ月 前 | 1

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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...

約1ヶ月 前 | 0

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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...

約1ヶ月 前 | 0

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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 ...

約2ヶ月 前 | 0

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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...

約2ヶ月 前 | 1

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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...

約2ヶ月 前 | 0

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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ヶ月 前 | 2

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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ヶ月 前 | 0

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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ヶ月 前 | 0

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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ヶ月 前 | 0

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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ヶ月 前 | 0

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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ヶ月 前 | 0

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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ヶ月 前 | 1

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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ヶ月 前 | 0

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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ヶ月 前 | 0

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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ヶ月 前 | 1

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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ヶ月 前 | 0

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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ヶ月 前 | 1

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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ヶ月 前 | 0

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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ヶ月 前 | 0

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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ヶ月 前 | 1

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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ヶ月 前 | 0

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