the cyclist
Alden Scientific
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.)
Python, R, MATLAB, SQL
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How to calculate center of pressure given a 2d array containing pressure data
If the answers to both of the questions in my comment is "yes", then % Example input pressureArray = [1 2 3; 4 5 6; ...
5 jours il y a | 0
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Weird question about the editor...
The line you are talking about is referred to as the "right-hand text limit". You can adjust some properties for it under MATLAB...
10 jours il y a | 1
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Error occurred in fitlm function.
@Walter Roberson surmised correctly, as usual. The fitlm function cannot be used when you have multiple dependent variables. Yo...
13 jours il y a | 0
how to convert table to cell to acess data?
The syntax rcs=M(:,4) will give a one-column table. The syntax rcs=M{:,4} will give a column of data of the class that is s...
14 jours il y a | 0
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Solving an array without for loops
Your question is stated abstractly enough that it is difficult to give specific advice (at least for me). I think it is possibl...
14 jours il y a | 0
Why am I getting the error "Too many output arguments"?
You are confusing MATLAB by using error (a MATLAB function) as a variable name. I changed that variable name to errorVal, and i...
15 jours il y a | 1
| A accepté
problem with low infinite number
Because their floating-point representations are not exactly equal. You can see that they are not quite equal: load("matlab_Ed...
16 jours il y a | 1
Find a weight matrix and bias which performs the following binary classification
Some MATLAB functionality is not included in basic MATLAB, and you need to purchase a separate "toolbox". The hardlim function i...
18 jours il y a | 0
Extract regexp tokens with regexpPattern
I realize that this is not really an answer to your question, but I just wanted to make sure you are aware that one option is to...
19 jours il y a | 0
Blurry Plots -- Using Mac
There are so many possibilities here, and you haven't really provided any specific info except that you are on a Macbook (and or...
21 jours il y a | 0
Showing information on a plot
You should be able to get everything you want, using the following commands: title, xlabel and ylabel for the title and axes la...
22 jours il y a | 0
How to do uneven 2 way anova
The documentation for anovan has an example for two-way ANOVA for unbalanced design.
23 jours il y a | 0
Create confusion matrix from LDA model
The ClassificationDiscrimant class has a predict function. You can input the predicted and actual labels into the confusionchart...
25 jours il y a | 0
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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 "...
environ un mois il y a | 1
| A accepté
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...
environ un mois il y a | 1 réponse | 0
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réponseScattered Interpolant in matlab
No, according to the documentation for scatteredInterpolant, the available extrapolation methods are 'nearest', 'linear', or 'n...
environ un mois il y a | 0
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 ...
environ un mois il y a | 1
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...
environ un mois il y a | 0
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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. ...
environ un mois il y a | 1 réponse | 0
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réponseDoes 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...
environ 2 mois il y a | 0
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...
environ 2 mois il y a | 0
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 ~...
environ 2 mois il y a | 1
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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...
environ 2 mois il y a | 1
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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...
environ 2 mois il y a | 0
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...
environ 2 mois il y a | 0
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...
environ 2 mois il y a | 0
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 ...
environ 2 mois il y a | 1
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...
environ 2 mois il y a | 0
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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...
environ 2 mois il y a | 0
Q-factor calculation
Here is what ChatGPT suggested: % Load S12 data (replace 'your_data.csv' with your actual file) data = csvread('your_data.csv'...
environ 2 mois il y a | 0