Community Profile # Abolfazl Chaman Motlagh

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Can someone help me understand this code?
function throwAgain=MCO_throwAgain() define a function named MCO_thorAgain with no input and one output as throwAgain die=1; ...

3 hours ago | 1

Finding correlation between two row matrices
Use fitlm function. it report you the R-squared value. and fit the linear model. example: x=1:0.1:10; y=exp(x); Fitted_model...

2 days ago | 0

Write a function called sum_rows
sum function get dim (dimension which summuation operate on it) as second arguments. so just use : sum(A,2) a function : fun...

2 days ago | 0

Solved

Sum the Digits of a Number
Given an integer, sum the digits repeatedly until you end up with a single value less than 10. For example, if you add the di...

2 days ago

Solved

Binary numbers
Given a positive, scalar integer n, create a (2^n)-by-n double-precision matrix containing the binary numbers from 0 through 2^n...

2 days ago

Solved

Are you in XY plane?
Take a point P as an input position Vector (x,y,z). If you are in XY plane, return 1 as an output otherwise return 0. Example...

2 days ago

Solved

Project Euler: Problem 9, Pythagorean numbers
A Pythagorean triplet is a set of three natural numbers, a b c, for which, a^2 + b^2 = c^2 For example, 3^2 + 4^2 =...

2 days ago

Solved

Distance walked 2D
Suppose you go from x-y coordinates [3,4] to [0,0] to [0,1] to [1,1], then you walked 7 units of distance.

2 days ago

Solved

Project Euler: Problem 6, Natural numbers, squares and sums.
The sum of the squares of the first ten natural numbers is, 1^2 + 2^2 + ... + 10^2 = 385 The square of the sum of the first ...

2 days ago

Comparisons between string and double are not supported.
in your code nettotrain is eather "YOLOv2" or "SSD", but in training process and preprocessData function and some other lines yo...

2 days ago | 0

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Solved

Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

2 days ago

vectorization my user defined function
a simple quick solution is : time =[5,10;3,5;5,3;5,7;3,5]; cost =[6,3;4,3;7,10;10,5;14,9]; x=[1 1 1 1 1;2 2 2 2 2;1 2 1 2 1];...

2 days ago | 1

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How to use deep learning for interpolation properly
Hi, The Sin(x) function is a complete nonlinear function, on the other hand your network is too simple to handle such a nonlin...

7 days ago | 1

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Solved

Sum of odd numbers in a matrix
Find the sum of all the odd numbers in a matrix. Example x = [2 3 5 7 1 4 11] y = 27

2 months ago

Solved

Back to basics 7 - Equal NaNs
Covering some basic topics I haven't seen elsewhere on Cody. Given 2 input variables, output true if they are equal, false ot...

2 months ago

Solved

area of an annulus
Given the diameter d of the inner circle of the annulus. Given length z of a chord of the outer circle of the annulus. This chor...

2 months ago

Solved

Distance walked 3D
suppose you go from x-y-z coordinates [3,4,2] to [0,0,2] to [0,1,2] to [1,1,2], to [1,1,20] then you walked 25 units of distance...

2 months ago

Solved

03 - Matrix Variables 6
Make _fMat_ be a 5x3 matrix of random integers with values from -3 to 3 (Hint: use *randi*)

2 months ago

Solved

Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

2 months ago

Calling function from another .m file
type this in your script: function A = stringorder(A) [M,N]=size(A); for i = 1:M-1 for j = 1:M-1 curr = A(j); ...

3 months ago | 0

Resnet50 pretrained network?
i think you have connection issue to Matlab add-on Explorer. if no solution works, you can download the model from matlab github...

3 months ago | 0

Issues with contour plot of f(x, y) = x/y.
those lines are not y=0. those are continues of the contour lines around the region for your given values. near y=0, z goes to +...

3 months ago | 1

Gauss- Seidel Error tolerance
you have an unclear statement in while.after first iteration the err is 3x1 vector and tol is a scalar. change the statement to...

3 months ago | 1

Finding the minimum cost of a matrix
If i get that right, you have an assignment task. so you want to solve this : your constraint should be : which i repres...

3 months ago | 1

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Get path from running app
if you mean path of location which the app comes up, can't you just use pwd? i use it before in StartupFcn. and it work correct...

3 months ago | 0

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How to use dlgradient for computing second derivative?

3 months ago | 0

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What is the UB and LB in the following solver based approch optimisation question
your upper bound is infinity , lower bound is zeros: f = [2;3;2;-1;1]; Aeq = [3 -3 4 2 -1;1 1 1 3 1]; beq = [0;2]; lb = zer...

3 months ago | 0

Vectorized parametric step function
it is not about your code. i test it here : X = 0.05:0.05:1-0.05 X(12) X(12)<0.6 this result is wrong. because : X(12) - ...

3 months ago | 0