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Dhruv G


Last seen: alrededor de 1 mes ago Active since 2020

Student at IIT Madras. Building Race Cars, Interested in AI and Quantum Computing

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How can I classify a fruit based on its color into white(unripe), turning, ripe using color image processing in matlab. Is there any code for it or some ideas on how to do it.
If the fruit occupies most of the image you can get the RGB values of a cluster of pixels near the center of the image and avera...

alrededor de 2 meses ago | 0

Answered
Merge struct with matrix
say the structure is named s, s.outputSignal = modelOutputSignal; adds the matrix as an element to the structure. You ca...

alrededor de 2 meses ago | 0

Answered
Sort entire 3D matrix
You'd have to flatten the matrix into a 1d vector, sort that, then reshape it back to the initial shape. See https://in.mathwork...

2 meses ago | 0

| accepted

Answered
First time passage distribution fitting
https://in.mathworks.com/matlabcentral/fileexchange/73599-map-m-s-g-solver-for-steady-state-and-first-passage-times The above l...

2 meses ago | 0

Solved


Calculate the Levenshtein distance between two strings
This problem description is lifted from <http://en.wikipedia.org/wiki/Levenshtein_distance>. The Levenshtein distance betwee...

2 meses ago

Solved


Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

2 meses ago

Solved


Interpolator
You have a two vectors, a and b. They are monotonic and the same length. Given a value, va, where va is between a(1) and a(end...

2 meses ago

Answered
Change a specific color in an image to another one
The issue here is you aren't changing redChannel, blueChannel or greenChannel anywhere. I'm not sure what you are trying to do w...

2 meses ago | 0

Solved


Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

2 meses ago

Solved


Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2...

2 meses ago

Solved


Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

2 meses ago

Solved


Return area of square
Side of square=input=a Area=output=b

2 meses ago

Solved


Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

2 meses ago

Solved


Add two numbers
Given a and b, return the sum a+b in c.

2 meses ago

Answered
Decision Branching, modification Script
if doPlot plot(density) title("Sample Densities") xticklabels(element) ylabel("Density (g/cm^3)") end

2 meses ago | 1

Answered
Create a mask of a rectangular region
https://in.mathworks.com/help/images/ref/imroi.createmask.html#mw_e3abf7da-98e3-4f78-894d-422543e67069 should be what you are lo...

2 meses ago | 0

| accepted

Solved


Solve a System of Linear Equations
*Example*: If a system of linear equations in _x&#8321_ and _x&#8322_ is: 2 _x&#8321;_ + _x&#8322;_ = 2 _x&#8321;...

3 meses ago

Answered
Relationship between (i & j) of a nested for loop and (x & y) coordinates?
As @KSSV has noted, the for loop just means that the indices will increase while the loop runs. In a table, what you've drawn is...

3 meses ago | 0

Answered
write a script to find the sum of an array of numbers of the form 2n-10, n = 1,2,…, 10.
Think about how the ':' is used when defining an array within parantheses or in square brackets. Think about how multiplying an ...

3 meses ago | 0

Answered
Error when using abs: Too many input arguments
If you type 'U' in the command window you would find that it is an array of symbolic equations (or expressions I'm not too sure)...

3 meses ago | 0

Solved


Calculate Inner Product
Given two input matrices, |x| and |y|, check if their inner dimensions match. * If they match, create an output variable |z|...

3 meses ago

Solved


Verify Law of Large Numbers
If a large number of fair N-sided dice are rolled, the average of the simulated rolls is likely to be close to the mean of 1,2,....

3 meses ago

Solved


Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

3 meses ago

Solved


Complex number
For complex number c=a+bi, write code that will add a and b together.

3 meses ago

Solved


Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; ...

3 meses ago

Solved


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

3 meses ago

Solved


Find the Oldest Person in a Room
Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

4 meses ago

Solved


Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<https://i.imgur.com/jlZDHhq.png>> ...

4 meses ago

Solved


Convert from Fahrenheit to Celsius
Given an input vector |F| containing temperature values in Fahrenheit, return an output vector |C| that contains the values in C...

4 meses ago

Solved


Calculate Amount of Cake Frosting
Given two input variables |r| and |h|, which stand for the radius and height of a cake, calculate the surface area of the cake y...

4 meses ago

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