Bruno Luong

Last seen: 4日前 | 2009 年からアクティブ

Followers: 4 Following: 0

統計

All

Feeds

回答済み
How to convert y data for equal intervals of x, z to z data for equal intervals of x, y
Rescaling is important when doing scatering interpolation. Avoid unstable extrapolation load example.mat XYZ = [X(:), Y(:), Z(...

3ヶ月前 | 0

| 採用済み

回答済み
UIContextMenu when defined does not show in Matlab 2021b
uiaxes/uifigure are not compatible wit axes/figure. I recommend simply do not make a switch.

3ヶ月前 | 0

回答済み
Unreadable UTF characters when they are loaded in MATLAB R2022b, but they could be readable in R2020b
It sounds like it related to the bug fix they carried out in 2021b, see @Stefanie Schwarz answer here; This breaks the encioding...

3ヶ月前 | 0

| 採用済み

回答済み
IFFT on symmetric spectral data giving complex result?
assert(isreal(singleSpectrum(1)), 'first element must be real'); twoSidedSpectrum = [singleSpectrum(1:end); flipud(conj(singl...

3ヶ月前 | 1

| 採用済み

回答済み
Format scientific decimal place bar plot
load('data_c.mat'); x = unique_stations'; vals = [means_ep; means_kzo]; b = bar(x,vals); set(gca,'yscale','log');grid on; bo...

3ヶ月前 | 0

回答済み
Standalone desktop application installer cannot be opened in other machines
Try to run with administrator right Correct Normally it would work like the base code with a fresh same version nMATLAB instal...

3ヶ月前 | 0

回答済み
Identify location of the 2D grid data
rectList = [... 1 1 1 1 1 2 1 1 1 3 1 1 1 5 1 1 2 1 1 1 2 2 1 1 2 5 1 1 3 2 1 1 3 3...

3ヶ月前 | 0

| 採用済み

回答済み
randomAffine3d is not properly random
This is not an answer but I puspose introduce a bug that generates the rotation axis in the positivve part oof S^2 and it repr...

3ヶ月前 | 0

回答済み
Compare probability density functions of 2 vectors
Use histcounts to compute pdfs then compare them

3ヶ月前 | 1

| 採用済み

回答済み
Moving the contour plot in 3D coordinate
Translation 15 unit in y after rotation Z = peaks; ax = axes(figure); HG = hgtransform(ax); Rx = makehgtform('xrotate',pi/2)...

3ヶ月前 | 0

| 採用済み

回答済み
Moving the contour plot in 3D coordinate
May be changing ZLocation property is what you need Z = peaks(); surf(Z); hold on contour(Z,'Linewidth',2,'ZLocation',26); ...

3ヶ月前 | 0

回答済み
rotation of 3D XYZ points by an ijk unit vector
% source and target unit vectors u = [0.9997; -0.0240; -0.0053] ; u = u/norm(u); v = [1; 0; 0]; v = v/norm(v); % Compute ...

3ヶ月前 | 0

| 採用済み

回答済み
Is there a way to write protect an m file.
You could transform mfile to pfile than depioy it. See pcode command

3ヶ月前 | 0

回答済み
Warning: Equation is badly conditioned. Remove repeated data points or try centering and scaling.
I don't use MATLAB native FIT, I can't get it works correctly to fit your data, even with smoothingspline model, and predictive ...

3ヶ月前 | 0

| 採用済み

回答済み
sweep of tensor products
Strictly speaking you do not compute a tensor product. c = 100; n = 5; l = 10; A = rand(c, n); B = rand(c, l); C = A .* ...

3ヶ月前 | 0

| 採用済み

回答済み
Quaternions with symbolic elements
Work around is use 2 x 2 (symboloc) complex matrix to do quaternion computation https://en.wikipedia.org/wiki/Quaternion#Matrix_...

3ヶ月前 | 0

回答済み
help counting number of times a value occurs across matrix
Alternative way of counting % Random test array A = round(10 + 2 * randn(3,10)) % Count #repetitions by row [value,~,J] = ...

3ヶ月前 | 0

回答済み
6x6 system of multivariate quadratic equations ... non-negative real solutions
Assuming the equations are x' * Ai * x + bi'*x + ci = 0 for i = 1,2, ..., N = 6. Ai are assumed to be symmetric. If not rep...

3ヶ月前 | 0

| 採用済み

回答済み
2D FFT Gaussian filtering exercise doesn't return what is expected
You made many short cuts and reasoning that are not right. The convolution formula you post is for continuous signal/surface, d...

3ヶ月前 | 0

回答済み
Fixing biased random number generation
% a_max .* rand(N, 1) is a product of 2 independent uniform variables, it is NOT a uniform random variable as you expect since...

3ヶ月前 | 0

回答済み
having if/else statement go to previous input
This is how I would do. It seems clearer to me. if opt == 3 opt = randi([1 2]); % randi(2) is also fine end if opt == 1 ...

4ヶ月前 | 0

回答済み
K Nested For Loops for arbitrary K
You can use this FEX if your number combinations % Q = nchoosek(1:N+K-1,K)-(0:K-1) is too large to fit into memory, e.g. for...

4ヶ月前 | 0

回答済み
K Nested For Loops for arbitrary K
No loop or no recursion is needed at all K = 4; phi_deg = -15:15; N = length(phi_deg); V = nchoosek(N+K-1,K); mat = zero...

4ヶ月前 | 1

| 採用済み

回答済み
Cholesky vs Eigs speed comparison?
Your test of PSD is not right. You should do: eigs(A,1, 'smallestreal') > smallpositivenumber % 'sr', 'sa' for older MATLAB EI...

4ヶ月前 | 1

回答済み
polyeig calculating few polynomial eigenvalue
I'm affraid there is no equivalent of EIGS to POLYEIG (vs EIG).

4ヶ月前 | 0

| 採用済み

回答済み
كيفية حذف الصف والأعمد في أمر واحد من المصفوفة
A = randi(9,5,6) rowremove = 3; colremove = 4; B = A(setdiff(1:end,rowremove),setdiff(1:end,colremove))

4ヶ月前 | 2

回答済み
Iam facing Below Issues While Compelling the model in Matlab 2021rb
-I"D:\Users\Sumanth\OCTOBER\ CFLAGS="$CFLAGS -w " It seems the second double quotes are wrongly placed

4ヶ月前 | 0

回答済み
Why are plot titles assigned differently in Windows and MacOS?
Regardless the platform, use graphic handles to be sure where the title (or any graphic object) correctly appears. As example f...

4ヶ月前 | 1

| 採用済み

回答済み
make the execution faster
Using ode45 is a better choice because it adapts the time step intelligently. On my laptop it lasts less the 4 seconds for tend...

4ヶ月前 | 0

回答済み
How to pass a Matlab function handle to C-Mex Code
Rather than using function handle, call MATLAB with function name using mexCallMATLAB

4ヶ月前 | 0

さらに読み込む

Bruno Luong

統計

MATLAB Answers

MATLAB Answers

Cody

Cody

File Exchange

File Exchange

MATLAB Answers

File Exchange

File Exchange

File Exchange

File Exchange

MATLAB Answers

Feeds