Michal

Last seen: Today | 2015 年からアクティブ

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Programming Languages:
MATLAB, Fortran
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English

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61 質問
37 回答

回答採用率
47.54%

獲得投票数
39

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質問

Latest version of MATLABConnector Linux problem
The MATLAB connector version 2025.2.2.1 (latest version ... upgraded just now) produce the following Warning message during star...

2ヶ月前 | 0 件の回答 | 1

0

回答

質問

6x6 system of multivariate quadratic equations ... non-negative real solutions
What is the best way (what solver?) to effectively find real non-negative solutions of 6 multivariate quadratic equations (6 var...

6ヶ月前 | 3 件の回答 | 0

3

回答

質問

1-D Bilateral Kernel Filter ... with better than O(N^2) complexity?
I am just testing Bilateral kernel filter for smoothing of 1-D signals. The basic idea of this filtering method i...

7ヶ月前 | 1 件の回答 | 1

1

回答

質問

Converting symbolic ODE solution to function ... Warnings
I am trying to find symbolic solution of specific non-linear ODE and then convert it to the matlab function via flowing code: s...

7ヶ月前 | 1 件の回答 | 0

1

回答

質問

matlab-support linux package
Suprisingly lot of MATLAB users on Linux using and activelly recommanding the matlab-support linux package. Home page: https:/...

7ヶ月前 | 1 件の回答 | 0

1

回答

質問

moving median with variable window
Is there any way how to effectively generalize movmedian function to work with variable window length or local variable k-point ...

7ヶ月前 | 3 件の回答 | 1

3

回答

質問

fast evaluation of x(k+1) = x(k)*e(k)
Is there any special trick how to evaluate fast this recurrent formula: x(1) = x0 x(k+1) = x(k)*e(k), k= 1,2, ...N-1 where N...

1年以上前 | 1 件の回答 | 0

1

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質問

extremely inefficient piece of code ... bug?
I have two codes that implement exactly the same task: idx(idx<=0) = 1; idx(idx>=n) = n-1; and if idx <= 0 ...

1年以上前 | 1 件の回答 | 0

1

回答

回答済み
linear 1st order ODEs sytem with time-dependent coefficients solver
This problem is now (starting from R2023a) fully covered by LTV models implemented at Control System Toolbox. These LTV models a...

1年以上前 | 0

| 採用済み

回答済み
linear 1st order ODEs sytem with time-dependent coefficients solver
There are two available toolboxes for time-dependent linear 1st order ODEs: LTVtools: https://www.mathworks.com/matlabcentral...

1年以上前 | 0

質問

linear 1st order ODEs sytem with time-dependent coefficients solver
I need to solve many times the following ODEs system: F'(t) = A(t)*F(t) + B(t)*U(t) F(0) = F0 where matrices A(t), B(t) and v...

2年弱前 | 2 件の回答 | 0

2

回答

質問

simplify is not realible
How to simplify the folowing very simple expression: syms a b c e1 = -(b*(b^2 - 4*a*c)^(1/2) - 4*a*c + b^2)/(2*a*(b^2 - 4*a*c)...

約2年前 | 0 件の回答 | 0

0

回答

質問

Merging piecewise polynomial (pp) structures
Is there any method how to merge two or more "pp" (peicewise polynomial) structures in a case of consecutive "pp" structures wi...

約2年前 | 3 件の回答 | 0

3

回答

質問

MATLABConnector startup on Linux
Last two versios of MATLABConnector for Linux automatically put the app to the startup list, but in Preferereces settings is not...

約2年前 | 1 件の回答 | 0

1

回答

回答済み
Warning: X does not support locale en_US.UTF-8
Official TMW statement: "This is a warning message that can be disregarded and it has no impact on the functionality of MATLAB....

約2年前 | 5

| 採用済み

質問

Warning: X does not support locale en_US.UTF-8
After application of R2022b_upd5 on linux mint (21.1 Cinammon) I always get the following warning at the startup: Warning: X doe...

約2年前 | 4 件の回答 | 3

4

回答

質問

Volterra integral equation solver
I am looking for good (fast and accurate, with recent state of art methods) numerical (not symbolic) Volterra Integral Equation ...

約2年前 | 0 件の回答 | 0

0

回答

質問

strange performance behavior - microbenchmark
There are two implementations of the same algorithm: function B = alg1( B, R, alpha ) % Fast computation of L1 distance transf...

2年以上前 | 1 件の回答 | 0

1

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回答済み
How do I speed up lsim computation in a for loop?
Better than naive using of parfor loop is transform to your final simulation model to the sparse form ... see here Transform m...

2年以上前 | 0

回答済み
Why does MATLAB crash on Linux with "Inconsistency detected by ld.so: ../elf/dl-tls.c: 597: _dl_allocate_tls_init:"
I have similar problem with MATLAB coder on R2022b (Ubuntu Linux 20.04.3) >> coder >> Inconsistency detected by ld.so: ../elf/...

2年以上前 | 7

質問

INTEL oneAPI support for linux MATLAB
TMW officially does not support INTEL oneAPI compilers (C/C++ and Fortran), but only GCC and GFORTRAN on Linux platform. See her...

2年以上前 | 1 件の回答 | 0

1

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回答済み
I have received "deactivation required"
There is an official TMW statement ...

2年以上前 | 2

質問

Free-knot spline approximation (BSFK) problem
@BrunoLuong My data acquisition system produce periodically 1-D measured noised data with the fixed time window length W. I wa...

2年以上前 | 1 件の回答 | 0

1

回答

回答済み
Use Java 11 jar files in Matlab
You can use following java compiler (javac) option: --release <release> Compile for a specific VM version. Supported targets: ...

2年以上前 | 0

| 採用済み

質問

support of Java11
What are the plans to to use Java11 in future MATLAB releases? So far is still using Java 1.8, but Java 11 is now standard defau...

2年以上前 | 2 件の回答 | 0

2

回答

質問

decomposition used in parfor
In the following problem, where I need to solve many times same linear system "A" with different right sides "b" is very benefit...

2年以上前 | 1 件の回答 | 1

1

回答

回答済み
symbolic integration depends on different equivalent forms of function
Simple <https://www.mathworks.com/matlabcentral/answers/507683-why-does-x-x-y-dy-give-a-x-3-component#answer_418071 solution> to...

3年弱前 | 0

質問

symbolic integration depends on different equivalent forms of function
I performed the following equaivalent symbolic integrations: syms x y A = int(x+y,x); A_ = expand(A); % just expanded...

3年弱前 | 2 件の回答 | 0

2

回答

質問

multi array vectorization problem (reformulated)
How to vectorize (for-loop elimination) the following code? % init A = [ -0.8013 -0.4981; -0.2278 -0.9009]; t = 0:0.01:...

3年弱前 | 3 件の回答 | 0

3

回答

質問

How to formulate linear control problem for Stochastic Differential Equation solvers
I have the following linear control problem: x'(t) = A*x(t) + B*u(t) y(t) = C*x(t) + D*u(t) where x(t0) = x0 ... initial co...

3年弱前 | 1 件の回答 | 0

1

回答

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