# Dhruv G

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

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**Content Feed**

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...

1 year ago | 0

Merge struct with matrix

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

1 year ago | 0

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...

1 year ago | 0

| accepted

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...

1 year 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...

1 year 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...

1 year 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...

1 year ago

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...

1 year 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...

1 year 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...

1 year 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...

1 year 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.

1 year ago

Decision Branching, modification Script

if doPlot plot(density) title("Sample Densities") xticklabels(element) ylabel("Density (g/cm^3)") end

1 year ago | 1

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...

1 year ago | 0

| accepted

Solved

Solve a System of Linear Equations

*Example*: If a system of linear equations in _x₁_ and _x₂_ is: 2 _x₁_ + _x₂_ = 2 _x₁...

1 year ago

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...

1 year ago | 0

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 ...

1 year ago | 0

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)...

1 year 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|...

1 year 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,....

1 year 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...

1 year ago

Solved

Complex number

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

1 year 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]; ...

1 year 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 ...

1 year 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...

1 year 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>> ...

1 year 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...

1 year 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...

1 year ago