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the cyclist


Alden Scientific

Last seen: Today Active since 2011

Head of Modeling and Statistics at Alden Scientific. Obsessive runner. Professional Interests: Predictive modeling, statistics. (I don't respond to email via author page, but will usually look at a question if you send me a link to it.)

Programming Languages:
Python, R, MATLAB, SQL
Spoken Languages:
English
Pronouns:
He/him

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Answered
Statistical summaries for each categories in table display
This is the Variable Editor view in the MATLAB "New Desktop", which is in beta development. You can try it by clicking on the "...

6 days ago | 1

| accepted

Question


Figures from code executed on Answers are tiny
When I run code here at Answers, generated figures are now much, much smaller than they used to be. (I can't remember how long t...

7 days ago | 1 answer | 0

1

answer

Answered
Scattered Interpolant in matlab
No, according to the documentation for scatteredInterpolant, the available extrapolation methods are 'nearest', 'linear', or 'n...

7 days ago | 0

Answered
ANOVA for linear mixed-effects models produces misleading main effects
I think it is easier to interpret the estimated model coefficients if you write out all terms for both groups, in the following ...

8 days ago | 1

Answered
Find fractional exp. root
I assume your equation is 1/s + 1/(s+3) + 1/(s+10) = 0 There are a couple different ways: % With the Symbolic Math Toolbox s...

8 days ago | 0

| accepted

Question


MATLAB figure with transparent background into Google Slides
I am able to save a MATLAB figure with a transparent background, in EPS format. But Google Slides will not import an EPS file. ...

13 days ago | 1 answer | 0

1

answer

Answered
Does Matlab perform optimization better than python?
Disclaimer: I barely qualify as a Python programmer. I don't know of any benchmarking specifcally in optimization problems. I'v...

21 days ago | 0

Answered
I have "step" data and I want value only on the steps
I am not sure how you want to define the "plateau" value, since the displacement moves both up and down. Can you just use the un...

21 days ago | 0

Answered
Error using fitrm function classreg.regr.FormulaProcessor>parseStr
I agree with @Harald, that a linear mixed effects model is likely a good choice here: load("data.mat","data") modelspec = 'X ~...

21 days ago | 1

| accepted

Answered
Sort function indices in regards to the original data?
In response to your comment on my other answer (which I posted before you edited your question), here is how to get what you wan...

22 days ago | 1

| accepted

Answered
Sort function indices in regards to the original data?
I'm not sure why you think it should be [2 3 4 7 8 5 1 6]. But, the output is correct. The 7th element is the largest The 1st...

22 days ago | 0

Answered
How to calculate the value of (x) on xaxis in MATLAB ?
How, specifically, do you want to define that point? It is not the highest peak, which is at index=85 (as shown in the last line...

22 days ago | 0

Answered
Could anyone help me with an error in my code?
Answering the questions in my comment above will clarify things, but I expect you are calling ADDE with either no arguments or o...

23 days ago | 0

Answered
Having trouble with saving multiple figures as they are produced in sequence.
You don't mention the problem, but I will say that I typically put a drawnow command just before saving/printing figures. I'm ...

26 days ago | 1

Answered
readtable .txt file, reading string row issue
You need to specify that the first column is the row names: % Specify the file name file_path = 'Test.txt'; % Read the file...

27 days ago | 0

| accepted

Answered
Q-factor calculation
Here is what the MathWorks AI Chat Playground suggested: % Step 1: Load S12 data S12_data = [freq, S12]; % Replace freq and S1...

29 days ago | 0

Answered
Q-factor calculation
Here is what ChatGPT suggested: % Load S12 data (replace 'your_data.csv' with your actual file) data = csvread('your_data.csv'...

29 days ago | 0

Answered
Does Matlab has cryptography toolbox?
The full list of MathWorks products is here. I don't see a cryptography toolbox. Seems like you've done at least some search on...

1 month ago | 2

Answered
how toggle this warning using unstack function
warning("off","MATLAB:table:ModifiedAndSavedVarnames") warning("on", "MATLAB:table:ModifiedAndSavedVarnames")

1 month ago | 0

Answered
Retrain Machine Learning Model On New Data
I don't really understand the question. There is no such as "re-training" an existing model. You can do one of two things: Trai...

1 month ago | 0

Answered
data fitting with multiple independent variables
Your problem triggered a memory of this MATLAB example. I think your temperature is analogous to the time in that example. I'm ...

1 month ago | 0

Answered
How to create a wordcloud in specific shape using MATLAB?
I am unaware of any way to do this using only MATLAB, but you can always call Python from MATLAB.

1 month ago | 0

Answered
matlab application not responding when I try to close a plot
It's a known bug. See, e.g., this lengthy thread.

1 month ago | 1

Answered
What is the differences between RUL models and ML models?
This is not an easy question to answer, and in some ways it is not really a MATLAB question. It is more of a generic modeling qu...

2 months ago | 0

Answered
Subscription Expires in 90 days
The email you received should be explicit about what happens if you allow the subscription to lapse. For example, mine says ===...

2 months ago | 1

Answered
Plot label with text function
The intensities in your structure do not line up with the variable Si_layer1_ExpN. I show this below by splitting figure into t...

2 months ago | 0

Answered
Doesn't show the result as an integer even though the result of the operation is an integer
The answer is floating point arithmetic. See, for example, this question and answer.

2 months ago | 0

Answered
General distribution generator, Poisson distribution and correlation?
One way to generate correlated variables from non-normal distributions is to use copulas. There is a detailed discussion on this...

2 months ago | 0

Answered
Spaghetti plot for linear regression models
In the model you describe, you are not interested in this specific subjects, but consider them to be a random draw from a repres...

2 months ago | 0

| accepted

Answered
How to visualize histogram
You can use the bar function to create it from your data. The link has several examples.

2 months ago | 1

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