Mathew Cherian Carathedathu

University of California, Irvine

Con actividad desde 2011

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Professional Interests: image processing, computer vision, robotics

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Image acquisition-skipping frames
Hello, I am working on a program that starts capturing frames whenever it receives a signal from a remote computer and stores i...

más de 13 años hace | 2 respuestas | 0

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Curvature and Torsion calculation of image
Hi, I have an image of an irregular 3D object. I need to calculate the normal curvature and the torsion of the image. Can any...

más de 13 años hace | 1 respuesta | 0

1

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How to find optimal value of variables
Hi, I am writing an image classification algorithm. I am supremely confident that my algorithm will work, atleast in theory.....

casi 14 años hace | 1 respuesta | 0

1

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Resuelto

Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

casi 14 años hace

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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...

casi 14 años hace

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Is my wife right?
Regardless of input, output the string 'yes'.

casi 14 años hace

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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...

casi 14 años hace

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Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

casi 14 años hace

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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...

casi 14 años hace

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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

casi 14 años hace

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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

casi 14 años hace

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Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

casi 14 años hace

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Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...

casi 14 años hace

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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]; and ...

casi 14 años hace

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

casi 14 años hace

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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

casi 14 años hace

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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

casi 14 años hace

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Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

casi 14 años hace

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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 ...

casi 14 años hace

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

casi 14 años hace

Pregunta

How to use kmeans for an image
Hi.. I need to apply kmeans clustering for a grayscale image (the clustering should be based on the value of the pixels and n...

alrededor de 14 años hace | 2 respuestas | 0

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respuestas