Community Profile

photo

the cyclist


Alden Scientific

Last seen: Today 2011년부터 활동

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

통계

All
  • Treasure Hunt Participant
  • Scavenger Finisher
  • Editor's pick for Answers
  • Master
  • Likeable
  • Famous
  • First Review
  • First Submission
  • Thankful Level 5
  • 36 Month Streak
  • Revival Level 3
  • Knowledgeable Level 5

배지 보기

Content Feed

보기 기준

답변 있음
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...

1일 전 | 0

답변 있음
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...

2일 전 | 0

답변 있음
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...

4일 전 | 0

답변 있음
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...

6일 전 | 0

답변 있음
How to do uneven 2 way anova
The documentation for anovan has an example for two-way ANOVA for unbalanced design.

7일 전 | 0

답변 있음
Create confusion matrix from LDA model
The ClassificationDiscrimant class has a predict function. You can input the predicted and actual labels into the confusionchart...

9일 전 | 0

| 수락됨

답변 있음
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 "...

16일 전 | 1

| 수락됨

질문


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...

17일 전 | 답변 수: 1 | 0

1

답변

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

17일 전 | 0

답변 있음
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 ...

18일 전 | 1

답변 있음
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...

18일 전 | 0

| 수락됨

질문


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. ...

23일 전 | 답변 수: 1 | 0

1

답변

답변 있음
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...

대략 1개월 전 | 0

답변 있음
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...

대략 1개월 전 | 0

답변 있음
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 ~...

대략 1개월 전 | 1

| 수락됨

답변 있음
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...

대략 1개월 전 | 1

| 수락됨

답변 있음
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...

대략 1개월 전 | 0

답변 있음
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...

대략 1개월 전 | 0

답변 있음
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...

대략 1개월 전 | 0

답변 있음
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 ...

대략 1개월 전 | 1

답변 있음
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...

대략 1개월 전 | 0

| 수락됨

답변 있음
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...

대략 1개월 전 | 0

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

대략 1개월 전 | 0

답변 있음
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...

대략 2개월 전 | 2

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

대략 2개월 전 | 0

답변 있음
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...

대략 2개월 전 | 0

답변 있음
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 ...

대략 2개월 전 | 0

답변 있음
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.

대략 2개월 전 | 0

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

대략 2개월 전 | 1

답변 있음
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...

대략 2개월 전 | 0

더 보기