Answered

How can I fit a lower tail distribution for the lower 25% of the data?

Hi. here's a quick example: %X = zeros(1000,1); % Create data X = normrnd(2,1.5,1000,1); X_sort = sort(X); % sort data by t...

How can I fit a lower tail distribution for the lower 25% of the data?

Hi. here's a quick example: %X = zeros(1000,1); % Create data X = normrnd(2,1.5,1000,1); X_sort = sort(X); % sort data by t...

3 Monate ago | 0

| accepted

Answered

unable to optimise the following using linprog

HI. here's how you should do it: First i create a sample database for my self to use as parameters: (i use 100 points in 4D fea...

unable to optimise the following using linprog

HI. here's how you should do it: First i create a sample database for my self to use as parameters: (i use 100 points in 4D fea...

3 Monate ago | 1

| accepted

Answered

How can I create nested pie/doughnuts chart?

this might be useful: https://www.mathworks.com/matlabcentral/fileexchange/56833-donut but it's a lot simpler than charts in y...

How can I create nested pie/doughnuts chart?

this might be useful: https://www.mathworks.com/matlabcentral/fileexchange/56833-donut but it's a lot simpler than charts in y...

3 Monate ago | 1

| accepted

Answered

Error using plot Data must be numeric, datetime, duration or an array convertible to double.

f is a symbolic expression not a function or vector. you can create a function with this expression, then plot the value of func...

Error using plot Data must be numeric, datetime, duration or an array convertible to double.

f is a symbolic expression not a function or vector. you can create a function with this expression, then plot the value of func...

3 Monate ago | 1

| accepted

Answered

How can I detect a triangle in my image?

Hi. in case your problem is exactly what you attached. here is an easy solution i can provide: I = imread('image.jpeg'); %read ...

How can I detect a triangle in my image?

Hi. in case your problem is exactly what you attached. here is an easy solution i can provide: I = imread('image.jpeg'); %read ...

5 Monate ago | 0

Answered

How can I solve an Optimization problem?

you can use fmincon, this function minimize function in a constraint problem. but only constraint here is bounds of lambda. so o...

How can I solve an Optimization problem?

you can use fmincon, this function minimize function in a constraint problem. but only constraint here is bounds of lambda. so o...

5 Monate ago | 0

Answered

input layer and flatten mismatch

The Flatten layer support sequence input only. [1] As i understand from your network architechture you don't need Flatten Layer...

input layer and flatten mismatch

The Flatten layer support sequence input only. [1] As i understand from your network architechture you don't need Flatten Layer...

5 Monate ago | 0

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Answered

Optimize a function with a sum of series

Hi , you don't need necessarily symboilic functionality for this problem. here is a simple solution. (you can run it in single ....

Optimize a function with a sum of series

Hi , you don't need necessarily symboilic functionality for this problem. here is a simple solution. (you can run it in single ....

5 Monate ago | 0

| accepted

Answered

ResNet-50 training problem

this note is from official MATLAB documentation for trainingOptions , i think it's exactly what you're looking for. "When t...

ResNet-50 training problem

this note is from official MATLAB documentation for trainingOptions , i think it's exactly what you're looking for. "When t...

5 Monate ago | 0

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Answered

How to convert text file to string?

use fscan or fread F = fopen('Untitled.txt'); Text = fscanf(F,'%c')

How to convert text file to string?

use fscan or fread F = fopen('Untitled.txt'); Text = fscanf(F,'%c')

5 Monate ago | 0

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Answered

Solving a nonlinear equation

the eqn as you defined is a vector-value multi-variable function. fzero takes a scalar-value single-variable function. so maybe...

Solving a nonlinear equation

the eqn as you defined is a vector-value multi-variable function. fzero takes a scalar-value single-variable function. so maybe...

5 Monate ago | 0

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Answered

if statement is not working

the condition theta >= 41.19 & theta <= 90 is a logical vector with 20 values. if you want to calculate such a formula for those...

if statement is not working

the condition theta >= 41.19 & theta <= 90 is a logical vector with 20 values. if you want to calculate such a formula for those...

5 Monate ago | 0

Answered

Interp1 returns NaN for all values

According to documentation of interp1. the function returns NaN for points outside the domain. so check V and See if it's point ...

Interp1 returns NaN for all values

According to documentation of interp1. the function returns NaN for points outside the domain. so check V and See if it's point ...

5 Monate ago | 0

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Answered

A problem using the app designer

in PlotFitButtonPushed function which you plot your graphs, by using figure you create new figure out of your app.UIFigure. use ...

A problem using the app designer

in PlotFitButtonPushed function which you plot your graphs, by using figure you create new figure out of your app.UIFigure. use ...

5 Monate ago | 0

| accepted

Answered

How can I get the hessian matrix of a set of several functions?

The Hessian is officially defined for scalar value functions. depend on what application you want to use hessian, you may define...

How can I get the hessian matrix of a set of several functions?

The Hessian is officially defined for scalar value functions. depend on what application you want to use hessian, you may define...

5 Monate ago | 2

Answered

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...

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...

5 Monate ago | 0

Answered

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...

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...

5 Monate ago | 0

| accepted

Answered

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...

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...

5 Monate ago | 0

Solved

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...

5 Monate ago

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; ...

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; ...

5 Monate 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...

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...

5 Monate 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...

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...

5 Monate 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...

5 Monate 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...

5 Monate 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...

5 Monate 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 =...

5 Monate 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.

5 Monate 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 ...

5 Monate 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...

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...

5 Monate 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...

5 Monate ago