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Any quick fix for this matrix-scalar simplification?
I don't really see the simplification you think is possible for the posted expression. For other situations, though, you might...
environ 9 heures il y a | 0
pinv function is supported for dlarray input while the pageinv function is not supported
If your inputs to the operation will always be a 3x3XN stack, as in your example, then you can use the code below in conjunction...
3 jours il y a | 0
Question
functionSignatures.json for built-in functions
I would like to define code suggestions/completions for built-in Matlab functions. This document, https://www.mathworks.com/hel...
3 jours il y a | 1 réponse | 0
1
réponseHow to modify Find Files GUI file size threshold
After consulting Tech Support, I have learned that the field will re-enable if non-empty text is entered into the "Find Files co...
5 jours il y a | 1
| A accepté
Question
How to modify Find Files GUI file size threshold
In the "Find Files" GUI there is a "Skip files over" field that sets an upper limit on the file size to include in the search. F...
6 jours il y a | 1 réponse | 0
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réponseHow Can Short-Circuiting Logical Operators &&, II be Overloaded in a Classdef?
You can't overload && or || directly. It would make their common usage less efficient if the parser had to check the class of al...
7 jours il y a | 0
| A accepté
anonymous function with rng call inside
rng('default') T= rand(1,10); t=1:15; T(ceil(t/10)) ans = Columns 1 through 9 0.8147 0.8147 0.8147 ...
8 jours il y a | 0
anonymous function with rng call inside
function y=f(t) rng(ceil(t/10)); y=rand(1); end
8 jours il y a | 0
Neural Network with custom performance function
If you are using trainnet, the lossFcn input argument lets you supply a custom loss function explicitly, https://www.mathworks....
12 jours il y a | 0
Histogram gives a wrong result？
Due to the floating number? Correct. There is no reason to expect exact boundaries, or for data to fall exactly within those bo...
13 jours il y a | 0
Get back find in files interface from before 2025b
This search and replace app from the File Exchange might be worth considering as a possible substitute, https://www.mathworks.c...
24 jours il y a | 0
Is delegated or department-level license administration possible?
If not, how are other universities or large organizations handling this? It's horrendous. Every time I want to upgrade my Matla...
29 jours il y a | 0
Help with this triple nested for loop
I don't know what you're trying to do with Ux, but U is just, U = cat(3, ... repelem(cat(3,A1,A2,A3,A4),1,1,6), ... r...
29 jours il y a | 0
| A accepté
Classdef Static method calling builtin subsref instead of classdef subsref
With the newer modularized indexing, the overloaded indexing will be active inside the classdef. So, one option is to overload y...
29 jours il y a | 0
Plotting fit lines on multiple sets of data in one plot - how to limit each of the fit lines start and end points?
From the documentation: plot(cfit,x,y) plots cfit together with a scatter plot of the data in x and y. The axes limits are give...
environ un mois il y a | 0
fmincon solver for nmpc applications
FMINCON's sqp algorithm does not accept a HessianFcn parameter. You would need to switch to either trust-region-reflective or in...
environ un mois il y a | 0
Can I return the xml string from writestruct?
You can't suppress file output, but you can use readlines and writelines to retrieve the file contents in string form and then m...
environ un mois il y a | 0
| A accepté
Handling outliers in Spray Angle calculations
This is one way you might clean things up: fnames={dir('*.bmp').name}; Bcell=cellfun(@cleanUp,fnames,'uni',0); tiledlayout(...
environ un mois il y a | 1
Graceful exit from a parfor loop
It sounds like a job for onCleanup.
environ 2 mois il y a | 1
| A accepté
Question
gpuArray support for Optimization Toolbox solvers
I have wondered for a while why the OptimizationToolbox doesn't currently support gpuArray data types in its solvers (lsqnonlin,...
environ 2 mois il y a | 1 réponse | 2
1
réponseInput image rescaled to 0-1 using im2single for ImageNet models, will that result in wrong outputs?
Yes, probably. For all of these networks, the input layer normalization settings are 'zerocenter', which is not a scale invarian...
environ 2 mois il y a | 0
| A accepté
Question
Sparse gpuArray indexing limitations
When trying to extract a sub-matrix of a sparse gpuArray, I get, >> S=gpuArray(sprand(100,100,0.1)); >> S(1:5,1:5) Sparse gpu...
environ 2 mois il y a | 2 réponses | 0
2
réponsesPagemldivide returns incorrect results for complex gpuArrays
Looks like a bug to me. I would report it. Test Data Acpu=randn(20,10,2)+1j*randn(20,10,2); Bcpu=randn(20,10,2)+1j*randn(20,1...
2 mois il y a | 0
| A accepté
Question
Does A(m:n) trigger the explicit creation of an index array (m:n)?
I was under the impression that in an indexing expression A(m:n) when A is a numeric vector, Matlab was smart enough to optimize...
2 mois il y a | 1 réponse | 0
1
réponseNo more machine transfers available
If you're a license administrator, you can deactivate one of the installations from the License Center.
2 mois il y a | 0
Question
Has save() bug been fixed?
I have a user-defined object that is failing to save in R2024b, >> save testsave mgr Warning: Variable 'mgr' was not saved. Fo...
2 mois il y a | 1 réponse | 0
1
réponseWhen does distributing data improve computation time over overhead expense?
Are your parallel workers all on a single computer, or are they distributed across a cloud? If all of this is on a single comput...
2 mois il y a | 0
How is the spectralConvolution1dLayer forward computation process performed
According to the doc you referenced, the convolution is performed with respect to the time dimension in that case, For time ser...
2 mois il y a | 0
How to enable viewing workspace variables when hovering
If you upgrade to R2026a, you can recover the capability of viewing variable content in edit mode (in addition to debug mode). A...
2 mois il y a | 0
| A accepté
Overwriting table columns with ()-indexing
Apparently, complete replacement of table columns can't be done via direct subsasgn indexing, so here is a function that will do...
2 mois il y a | 0
