Mathew Cherian Carathedathu

University of California, Irvine

Aktiv seit 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...

mehr als 13 Jahre vor | 2 Antworten | 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...

mehr als 13 Jahre vor | 1 Antwort | 0

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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.....

fast 14 Jahre vor | 1 Antwort | 0

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Gelöst

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

fast 14 Jahre vor

Gelöst

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...

fast 14 Jahre vor

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

fast 14 Jahre vor

Gelöst

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...

fast 14 Jahre vor

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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...

fast 14 Jahre vor

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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...

fast 14 Jahre vor

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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...

fast 14 Jahre vor

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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...

fast 14 Jahre vor

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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 ...

fast 14 Jahre vor

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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...

fast 14 Jahre vor

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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 ...

fast 14 Jahre vor

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

fast 14 Jahre vor

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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...

fast 14 Jahre vor

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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.

fast 14 Jahre vor

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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...

fast 14 Jahre vor

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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 ...

fast 14 Jahre vor

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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:...

fast 14 Jahre vor

Frage

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...

etwa 14 Jahre vor | 2 Antworten | 0

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