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Catalytic


Last seen: 10日 前
69 2019 年以降の合計貢献数

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

約2ヶ月 前 | 0

質問


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...

4ヶ月 前 | 1 件の回答 | 0

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

10ヶ月 前 | 0

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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;

10ヶ月 前 | 0

| 採用済み

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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');

12ヶ月 前 | 0

回答済み
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...

12ヶ月 前 | 0

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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; ...

約1年 前 | 0

質問


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...

約1年 前 | 1 件の回答 | 0

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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?

約1年 前 | 0

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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(...

約1年 前 | 0

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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...

約1年 前 | 0

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

約1年 前 | 0

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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 ...

約1年 前 | 0

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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...

約1年 前 | 0

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matrix multiplication for "3-D" matrices
If you have the parallel computing toolbox, you can do this on the GPU with pagefun(@mtimes,A,B) but this may only provide gai...

約1年 前 | 0

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how to have function with scalar value
"I have a code and 2 objective functions" If you really do want to treat this as a multi-objective problem, you should probably...

約1年 前 | 0

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Build new matrix from look up table
C=CD( interp1(B,1:numel(B),A,'nearest') );

約1年 前 | 1

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how to calculate area, perimeter and circularity of objects in an image using regionprops
Notice - >> a=1; %not displayed >> b=2, %displayed b = 2

約1年 前 | 0

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calculate std and mean for multiple variables automated
Observe - >> input=rand(10,5) input = 0.8147 0.1576 0.6557 0.7060 0.4387 0.9058 0.9706 0.0357...

約1年 前 | 1

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Accessing table variables in a class method
Here is an example to demonstrate that accessing tables by variable name works fine with value classes. Subclassing from 'handle...

1年以上 前 | 1

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How to curve fit an equation with sigma function
C = polyfit( sqrt( x.^2+y.^2) , Z, N)

1年以上 前 | 1

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How can i determine the area in percentage of a clustered image?
Divide the membership of each cluster by the total number of pixels.

1年以上 前 | 0

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Dimension of arrays being concatenated are not consistent.
Some things you urgently need to learn: https://www.mathworks.com/help/matlab/ref/dbstop.html https://www.mathworks.com/help/m...

1年以上 前 | 1

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Plotting points in style [x1,y1] , [x2,y2], [x3,y3] and them plot all of them?
No, but you can certainly write your own wrapper for any of the plotting functions to give you the input syntax that you want.

1年以上 前 | 0

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Index exceeds array bounds
The only solution: https://www.mathworks.com/help/matlab/matlab_prog/debugging-process-and-features.html#responsive_offcanvas

1年以上 前 | 0

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hi every one, i need to ask a question, thank you
A=double(A); A(logical(A))=B;

1年以上 前 | 0

質問


Can symbolic vectors (not vectors of symbols) be defined and manipulated in the Symbolic Math Toolbox?
I would like to define symbolic functions that are functions of vector-valued quantities, like syms A x f(x)=x.'*A*x where A ...

1年以上 前 | 1 件の回答 | 0

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Why does skeletonization sometimes reduce horizontal rectangles to single pixels?
Remember what bwskel is doing. It is peeling the outer pixels of the rectangles like an onion over and over again until it reach...

1年以上 前 | 0

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Translation for an ellipsoid ?
Is there anyway to do this such that later on I need the coordinates of the rotated followed by translated ellipsoid. You can d...

1年以上 前 | 0

質問


Nested Functions versus Global Variables
Why are nested functions better for sharing variables between workspaces than global variables? There doesn't seem to be much di...

1年以上 前 | 1 件の回答 | 0

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