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Mark Stone


Mark L. Stone

18 total contributions since 2014

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Question


MATLAB Mobile under BlackBerry Classic OS 10.3.2
Should the Android version of MATLAB Mobile work on a BlackBerry Classic running OS 10.3.2? Are there any issues? Is the (a) M...

2 years ago | 1 answer | 0

1

answer

Question


rank and null of sparse matrix not allowed without using full
Consider the following, where A has the sparse matrix attribute. >> rank(A) Error using svd Use svds for sparse singu...

4 years ago | 1 answer | 0

1

answer

Answered
INTLAB download for free,how?
INTLAB used to be free of charge. It is no longer free.

4 years ago | 0

Question


Killing a (mex) Function When It Doesn't Respond to Ctrl-C or Ctrl-Break Under WIN64
Is there a way to kill a (mex) function running in MATLAB and which doesn't respond to Ctrl-C or CTrl-Break, other than by killi...

4 years ago | 3 answers | 0

3

answers

Answered
Matrix Inverse calculation problem.
If you have a matrix A, and want to calculate the inverse of it using MATLAB, then inv(A) is the inverse of A. If this is not s...

4 years ago | 0

Answered
Hi, I tried to use fmincon but I received the message. How I can overcome this problem?
If you provide reproducible code, i.e., all input data, options, etc., perhaps someone can offer more concrete help. As has b...

4 years ago | 1

Answered
Bachelor Thesis Help! Dealing with NaN when calculating absolute difference
I think this will give you the idea. You can fix it up to suit your needs. First of all, use isnan(y) to determine whether y...

4 years ago | 0

| accepted

Question


Accuracy of eig in support of complex step differentation: Derivative estimate accuracy degrades when step gets too small
Consider the uses of complex step differentiation to estimate the derivative of an eigenvalue of a real non-symmetric matrix, us...

4 years ago | 4 answers | 1

4

answers

Question


First MATLAB Build (Directly) Supporting Left Eigenvector in eig?
Since at least R2014A, eig has the following option, which returns both left and right eigenvectors in one command, without reso...

4 years ago | 1 answer | 0

1

answer

Answered
I have a 25by3 matrix and i want to remove randomly 10 rows (I have already completed this part). The problem is that i want the original matrix which is 25by3 to be 15by3 after removing 10 rows. Thats my question
I show you this just so that you 'll be aware of the very handy setdiff function. it might not be as fast executing as the prev...

4 years ago | 0

Answered
Function for Smoothing spline approximation
This was originally a comment, but no one has answered, so here is a partial answer. It would seem your challenge is the need...

4 years ago | 0

| accepted

Question


Plans for MATLAB to Run Natively on Cell Phones?
I am aware of MATLAB Mobile, but are there any plans which would allow MATLAB to run natively on any cell phones? It seems that...

4 years ago | 1 answer | 0

1

answer

Answered
Number of eigenvalues when using eigs
eigs does not always converge, even if maximum number of iterations is significantly increased and/or solution tolerance decreas...

4 years ago | 1

Answered
eigs function: incorrect eigenvectors
If you like your eig, you can keep your eig. No one will be forced to switch their eigenvalue/vector provider to eigs if they're...

4 years ago | 0

Question


Fastest Executing Square Matrix Cofactor Implementation? Fastest Adjoint Implementation Which Works for Singular Matrix?
I see several cofactor functions on file exchange. Can anyone point to the fastest executing cofactor implementation, for use on...

4 years ago | 0 answers | 0

0

answers

Question


Hibernating MATLAB process (not WINDOWS itself) running natively under WINDOWS?
Is it possible under any current release of MATLAB, or planned under a forthcoming release of MATLAB (such as R2014A or R2014B) ...

5 years ago | 1 answer | 0

1

answer

Answered
Vec:: In Windows Version But Not in Linux?
Walter, thanks for that pointer. vec is a function in CVX, and also in the sedumi solver, which in included with CVX, as well a...

5 years ago | 0

Question


Vec:: In Windows Version But Not in Linux?
The vec "operator", which reehspes a matrix into a vector by stacking its columns, and is widely using in books and papers on ad...

5 years ago | 2 answers | 0

2

answers