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Connecting points to polygon
Your code can't be run because nearestIndices is not provided. Regardless, I would recommend using polyshape to represent and ...

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Determining the coordinates of a node between two known nodes and knowing the distances between the known nodes
Assuming the nodes form a straight line, C = A + (B-A)*d_AC/(d_AC+dCB)

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How to use "imregionalmax" without using for loop
Perhaps as follows, AF_Nuni = permute(AF_Nuni,[2,3,1]); %Avoid this permutation by forming AF_Nuni ...

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How can I speed up this function? #vectorize
I doubt a vectorized solution would be faster than the loop, but here is one way to vectorize it. [K,J,I]=ndgrid(1:n4,1:n1,1:n3...

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MATLAB parfor is slower than for -- any help to speed up of my loop cacluations within KDL function?
M=11 is a rather small number of iterations. If this is a realistic value, there may not be enough iterative work to make the ov...

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How to plot objective function with optimal solution
Perhaps as follows? A=[1 3;-1 2]; Aeq=[2 1]; beq=4; b=[5;-1]; f=[-1 -5]; lb=[0;0]; [x,Z]=linprog(f,A,b,Aeq,beq,lb); fpri...

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Derive function handle with a vector input argument
If you have the Deep Learning Toolbox, you can do automatic differentiation of vector-valued dlarrays, p=1:15; x0=dlarray(rand...

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how to make a region on a face of 3D geometry
Sounds like very elementary applications of patch and text.

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Discussion


3D polyshapes
Is there a reason for TMW not to invest in 3D polyshapes? Is the mathematical complexity prohibitive?

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How do I create an offset buffer around an alphaShape?
Also, for learning purposes if anyone can offer an explanation to why alphaShape has so many functions but not a buffer function...

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stacked bar chart for multiple persons doing multiple tasks
There are a few FEX offerings that make Gantt charts, e.g., https://www.mathworks.com/matlabcentral/fileexchange/74994-gantt-ch...

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plotting a circle cap
Plotting a section of a circle over a particular angular range is easy. You just have to determine the range you need. R=2; t0...

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Accessing and changing the Y-limits of multiple figures
datasets = 4; clear ax for n = 1:datasets data = randn(1,1000*n,4); f(n) = figure; % fig handles % plot his...

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How to control the curvature of each edge when drawing graph object?
You do not have any direct control over how the edges are drawn. You do have control over the X,Y postiions of nodes, however, s...

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Find interpolated intersection points between two curves
There are a number of FEX contributions that do this, e.g., https://www.mathworks.com/matlabcentral/fileexchange/11837-fast-and...

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Is there a Matlab built in function to determine the domain of a function?
Perhaps you are looking for assumptions? syms x assume(x>0); f(x)=log(x); assumptions(x)

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Is it possible to concatenate sub-structures within structures into single variables?
A double nested loop could be used, e.g., for A=string(fieldnames(Struct1))' for B=string(fieldnames(Struct1.(A)))' ...

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How do I find the interval in which a function is increasing ?
You would take the derivative and examine where the derivative is non-negative.

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Keeping only rows in a matrix that are above a threshold
For example, subTable = yourTable( yourTable{:,9}>height_F, : )

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Can't improve a near-zero training accuracy for sequence-to-label 1D CNN over a signal datastore
As far as we can say, you've only tried a single combination of training hyperparameters. You need to explore different combinat...

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Updating Structure Input for Functions
If you had as follows, it would work for any fruit, wouldn't it? fruit.Mass = 0.15; %kg fruit.Height = 4; %m

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How do I repetitively shuffle elements in my matrix column-wise?
F=magic(5) [m,n]=size(F); [~,I]=sort(rand([m,n])); J=repmat(1:n,m,1); Fshuffle = F(sub2ind([m,n],I,J))

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Very weird Dot indexing is not supported for variables of this type
You have only passed 3 arguments to DetailGroup when it expects 4. Therefore, it is trying to do operations in which the double ...

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The “fmincon” function did not achieve the result I wanted
clc, w0 = rand(1,5)/5; Aeq = ones(1,5); beq = 1; lb=zeros(5,1); ub=lb+1; tol=1e-14; opts=optimoptions(@fmincon,'StepTo...

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What is the best way to add empty rows to an existing table, to pre-allocate for more data?
T = table(["One"; "Two"; "Three"], [1; 2; 3], ['the'; 'cat'; 'sat'], {{1 2 3}; {4 5 6}; {7 8 9}}) newlength=10; T(newlengt...

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Determine in what interval a variable is
Use discretize. ElapsedTime = [0.13 0.35 0.74 1.02 1.39 1.80 2.50]; t = 0:0.01:ElapsedTime(end); phases = discretize(t, [...

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How to get the value of slopes of pchip at the enpoints?
You don't need to determine the end slopes to extrapolate X. Just use the 'extrap' option to obtain values where desired outsid...

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A Maximum Likelihood estimation with fminunc
Is perhaps the 'quasi-newton' algorithm the wrong choice for a log-function? More likely, the solution is correct, but your ex...

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the directed graph of USA
You can download spatialgraph2D, https://www.mathworks.com/matlabcentral/fileexchange/73630-spatialgraph2d G=digraph([1 2 3],...

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Questions about operation A\B
See flowchart here, https://www.mathworks.com/help/matlab/ref/mldivide.html#bt4jslc-6

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