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Catalytic


Last seen: 25 días ago Active since 2019

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Answered
Close a specific area but do not close all the others
What if you convert the interior of the bubbles to foreground? load BW N=round(numel(BW)/10); BW=~BW; BW0=BW; BW=bwarea...

alrededor de 2 meses ago | 0

| accepted

Answered
How to display -180 to 180 in a loop
mod(180:5:360+180,360)

alrededor de 2 meses ago | 0

Answered
z1 and x variables in algebraic equations
"The equations that I am trying to solve are quite big that even wolfram does not provide a 'legible' answer." There is no poin...

alrededor de 2 meses ago | 0

| accepted

Answered
value of delta(w-w0) ?
The original expression that you gave is the simplest expression for the spectrum.

alrededor de 2 meses ago | 0

Answered
How to resize multiple folder images and save it in MATLAB?
Yes, that should be easy, but you haven't told us what part of it you're having difficulty with. If I had to guess, you are stru...

5 meses ago | 0

Answered
How to solve an equation with matrices?
Kx=( (B*Delta)\(Am-A) ).'; Kr=( (B*Delta)\(Bm) ).';

7 meses ago | 0

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Answered
slp method to minimize function
The error message was generated by your own code, in this line assert(length(x)==5, "x should be 5 elements long, but instead ...

9 meses ago | 0

Answered
why vectorize function is not recommended?
A warning without an explanation is not a real warning. I say you just ignore it.

10 meses ago | 1

Answered
Problems running gpuArray function - CUDA driver
Matlab R2020a requires CUDA Toolkit 10.1.

11 meses ago | 0

Answered
EDITED: Variance when only one observation is not NaN
Omit 'omitnan'

11 meses ago | 0

Answered
3D reconstruction from a 2D image
and I tried to use streo calibrator but it is giving error ' Dimensions of arrays being concatenated are not consistent matlab '...

11 meses ago | 0

Answered
Line length and orientation angle of two or more intersecting lines
You should probably be using houghlines instead of regionprops.

11 meses ago | 0

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Answered
naming using a string function
s.(x)=B

11 meses ago | 0

Answered
Accessing subclass methods from abstract superclass
classdef (Abstract) ParentClass %PARENTCLASS Testing properties of abstract classes methods (Abstract = true, St...

12 meses ago | 0

Answered
Indexing a 3D matrix with a 2D matrix
units=sub2ind([G,N],units,repmat(1:N,G,1) ); L(:,units)=temp(:,:);

12 meses ago | 0

Answered
Extract the center of the coarse curve of binary image
bwskel(~Image)

12 meses ago | 0

Answered
Plotting exponential periodic function
What should you do? You should correct whatever mistake it is you made.

alrededor de 1 año ago | 0

Question


Make axis background transparent
Is there an alpha parameter that sets the transparency of a plot's background axis color? I would like to be able to export a pl...

más de 1 año ago | 1 answer | 1

1

answer

Answered
accessing cell data using brace indexing,
You need to check what predictors really is. It is not a cell array, as you believe.

casi 2 años ago | 0

Answered
Load mat files more efficiently than if, elseif statement
filename=fullfile('Documents/event_picks', "event"+events); S=load(filename); x1=S.x1; y1=S.y1;

casi 2 años ago | 0

| accepted

Answered
How to find min, max, and movmean for each page in multidimensional arrays
MIN=min(A,[],[1,2]); MAX=max(A,[],[1,2]); MOVMEAN=convn(A,ones(1,k)/k,'valid');

casi 2 años ago | 0

Answered
How can I use graph object info to find: areas, number of sides, and perimeter lengths of a each connected polygon within a network of polygons?
Your attachment doesn't contain a graph object. However, perhaps it will help to mention that if you have the vertices of a poly...

casi 2 años ago | 0

Answered
Could someone write some code to extract details within a for loop?
Something like this.... function stuff=getStuff(tgraph,arcNumber) AP=tgraph.ArcPoints; i=arcNumber; ...

alrededor de 2 años ago | 0

Question


Why is help() malfunctioning
Matlab seems to know that the help command is there, at least as far as which() is concerned >> which -all help C:\Program Fil...

alrededor de 2 años ago | 2 answers | 0

2

answers

Answered
Integrating a function including mvnpdf. Error: Input function must return 'double' or 'single' values. Found 'sym'.
Yes, that is the reason. Maybe you have made sigma or mu symbolic variables?

alrededor de 2 años ago | 0

Answered
Plotting two functions with ranges in one plot
You could also edit away the data points you don't want h=plot(x, M1, x, M2); ylim([-120,20]); h(1).XData(6:7)=[]; h(...

alrededor de 2 años ago | 0

Answered
Using relative tolerance with fmincon
Can you please update the document that stated that tolerances are absolute (it was posted by MATLAB staff)? No, we cannot. On...

alrededor de 2 años ago | 0

Answered
Confusion matrix not being clearly visible for larger output classes
See the ConfusionMatrixChart Properties.

alrededor de 2 años ago | 0

Answered
Why do I keep getting the error message array indices must be positive integers or logical values?
Why do I keep getting the error message array indices must be positive integers Because the h in X(h) is non-integer and the 0 ...

alrededor de 2 años ago | 0

Answered
optimization problem with two variable maxima and minima
fun=@(x) [2*x(1)^2+23.08*x(2)^2+4*(6+x(1))^2+24+14*(x(1)^2 +x(2)^2)^0.5+3*(x(1)^2+x(2)^2)-Y;... prod(x)-1]; x=fsol...

alrededor de 2 años ago | 0

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