Community Profile # Matt Tearle

Last seen: 4日 前 2010 年からアクティブ

#### Statistics

All
• • • • • • • • • • • • バッジを表示

#### Content Feed

How do I display my secant method iteration values in a table?
If you want to display things nicely, you can use fprintf to format things into text. If the primary concern is getting the valu...

1年以上 前 | 0

| 採用済み

Matalb Academy - Reinforcement Learning Onramp: submission failed
There was a change in R2021a that caused an incompatibility. We have a fix ready that will go out with the next update to the tr...

2年弱 前 | 3

Assign a number to a letter in excel
I don't understand what you're trying to get out of the original data. If you do diff(X2) you'll get [1 -1 0 0 0...

Referencing the name "MATLAB"
The official rules for all that stuff reside in the style guide.

3年以上 前 | 4

| 採用済み

Kullback-Leibler Divergence for NMF in Matlab
If X and X_hat are just matrices, then I think you should be able to compute all the terms element-wise and sum the result (unle...

| 採用済み

Extract multiple data points from matrix
It might help to know a bit more about what you're actually trying to do. Given that you're indexing with (:,k), it seems that t...

How to find average score of different combination
Can you explain what you mean by "same" and "different" in this context, and how you're getting the output you want, because it'...

Is MATLAB providing free online tutorial?
The link Image Analyst gave has all the online trainings that are available. Currently Onramp is the only one that's free*. W...

5年以上 前 | 1

How can I assign custom colors to stacked bar plot
The colors of the bars are taken from the default colormap, so the easiest solution is to change the figure's colormap. Put the ...

MATLAB poems -- let's hear 'em!
Inspired by Chad Greene's " <http://www.mathworks.com/matlabcentral/answers/217444-matlab-jokes-or-puns MATLAB jokes or puns> " ...

6年以上 前 | 2 件の回答 | 3

### 2

Matlab jokes or puns
Not a joke or pun, but in the spirit of MATLAB fun: There was an old math guy called Cleve who, while teaching, a pipe-d...

6年以上 前 | 4

I need a guideline to learn MATLAB faster
You can now get started in MATLAB by taking the *free* <https://matlabacademy.mathworks.com/ MATLAB Onramp>. It teaches you the ...

6年以上 前 | 0

learn matlab for beginner
Given that you have a MathWorks.com account, the easiest way to get started with MATLAB is already freely available to you: <htt...

6年以上 前 | 0

How to learn MATLAB
In addition to the online learning options Andreas mentioned, you can also get started in MATLAB by taking the *free* <https://m...

7年弱 前 | 17

code to plot epicycle
Looks like a pretty standard homework problem. You have a bunch of scalar constants given, so just define those: >> T1 = 1;...

Using for loops to generate an array?
TastyPastry's answer is perfectly correct, but it's worth asking an important clarification: *why* do you want to do it with a |...

7年以上 前 | 0

MATLAB Programming Techniques (online course)
I haven't *taken* the course, but I did help *write* it, so... :) As much as I hate to talk anyone out of taking our training...

| 採用済み

plotyy x axis does not match
Try getting rid of the ticks on one x-axis (the one that hasn't been dateticked): set(ax(2),'XTick',[]) You may also wan...

8年以上 前 | 0

Shooting method for ODE interpolation error
Set a breakpoint on line 36 and run the code. When it stops at that line, see what you get from unique(fvegpont) I'm gue...

8年以上 前 | 0

| 採用済み

How can I import a specific matrix from an excel file using the xlsread command?
You need to use standard Excel indexing "topleft:bottomright": heightdata = xlsread('Height Data.xlsx','B3:KP5');

8年以上 前 | 2

| 採用済み

Using a time-stamp to find the median for every hour
If you could show a snippet of one of the data files I might be able to give some more specific guidance, but I'd suggest: * ...

8年以上 前 | 0

Two basic questions in matlab
1. It won't let you. Two options: (a) pad with something, such as NaNs, (b) use cell arrays to store each matrix in a separate c...

8年以上 前 | 1

Newton Raphson on Mathlab
Torsten showed how to find the roots of a polynomial. More generally, to find the zeros of any function: f = @(x) 0.5*x.^3 ...

8年以上 前 | 0

Probability of being under a target
Counting the number of samples with a given criterion is easy enough: threshhold = pi; nnz(X < threshhold) The |ecdf|...

8年以上 前 | 0

| 採用済み

One liner: A(strcmp(A(:,1),'No'),2) = strcat('-',A(strcmp(A(:,1),'No'),2)) Slightly cleaner with two lines: idx = s...

8年以上 前 | 0

| 採用済み

connecting points in scatter3 plot?
OK, now I understand the problem. The issue isn't that the data is representing 3-dimensional *points*, but that it's stored in ...

8年以上 前 | 0

| 採用済み

Overwrite empty cell array with strings
If |rowofstrings| is a 1-by-41 cell array then your first line will work if you change the |{}| to |()|: MasterCellArray(2,...

8年以上 前 | 0

| 採用済み

connecting points in scatter3 plot?
What about |plot3|? plot3(rand(5,1),rand(5,1),rand(5,1),'o-') But I also don't understand what the problem is with |line...

8年以上 前 | 1

Hi. How can i rectify my error i.e., not enough arguments
How are you calling this function? It has to be called with two inputs: foo = erlang_b(pi,42) The error you're getting ...

8年以上 前 | 0

How can I stop an ODE overwriting variable values?
If I understand correctly, your ODE function takes in |t| and |y| (and possibly some other parameters), then calculates |Hatta| ...

8年以上 前 | 0