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Find the nonlinear equation
If you have a form of equations they should obey you should try fit that function on your data. you can use eather fit functions...

3年以上前 | 0

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Integration of a function multiplied by an array
your y2 function return Array for every single number as it's input. syms x y1 = linspace(0,1,10); y2 = @(x) x.*y1; y2(1) a...

3年以上前 | 0

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How to use sigmoid layer?
The Classification Layer assign a Class to highest probability using cross-entropy loss. so the output of the layer before class...

3年以上前 | 0

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Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

3年以上前

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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年以上前 | 1

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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...

3年以上前 | 0

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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...

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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...

3年以上前

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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...

3年以上前

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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...

3年以上前

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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 =...

3年以上前

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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.

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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 ...

3年以上前

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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...

3年以上前 | 0

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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...

3年以上前

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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];...

3年以上前 | 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...

3年以上前 | 1

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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

3年以上前

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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...

3年以上前

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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...

3年以上前

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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...

3年以上前

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

3年以上前

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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...

3年以上前

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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年以上前 | 0

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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年以上前 | 0

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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年以上前 | 1

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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年以上前 | 1

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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年以上前 | 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年以上前 | 0

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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年以上前 | 0

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