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Abolfazl Chaman Motlagh


Last seen: Today Active since 2020

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Answered
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

Answered
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

Answered
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

Answered
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

Answered
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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Answered
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

Answered
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

Answered
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

Answered
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

Answered
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

Answered
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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Answered
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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Answered
How to use dlgradient for computing second derivative?
Hi, You are using dlgradient wrong, first agument of dlgradient should be scalar. after 1 gradient from y respect to x. gradient...

3 months ago | 0

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Answered
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

Answered
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

Answered
Converting 1-D indexed array to 2-D/3-D matrix
Your incresing order are usual for 3-D array. (X,Y,Z). just reshape the array, it would work: data = reshape(data,[2301 1201 24...

3 months ago | 0

Answered
repeated value of a vector
a naive way is to use a loop for every index: x = [1,5,15,2]; % for example num = 2; % number of repeat you want index=1; f...

3 months ago | 0

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