Professional Interests: Video/Image Processing

Submitted

FD = gfd(bw,m,n) - Implementation of the Generic Fourier Descriptors

Calculates the Generic Fourier Descriptors following the Publication of D. Zhang & G. Lu (2002)

3 years ago | 19 downloads |

Submitted

centerobject(bw)

a small function that centers an object with its centroid to the center of the image

4 years ago | 6 downloads |

Question

Why does translation with imwarp + affine2d-object enlarges the object?

Hey everybody, i searched the forum for an answer but couldnt find one, so i hope oyu can help me here. I have some troub...

4 years ago | 2 answers | 0

Solved

Most nonzero elements in row

Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

5 years ago

Submitted

multihistfit(data,nbins,varargin)

Fit multiple distributions in one figure to a dataset

5 years ago | 2 downloads |

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...

5 years ago

Solved

Find the numeric mean of the prime numbers in a matrix.

There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

5 years ago

Solved

Create times-tables

At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

5 years 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...

5 years ago

Solved

Pizza!

Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

5 years 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...

5 years ago

Solved

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...

5 years ago

Solved

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 ...

5 years ago

Solved

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...

5 years 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]; and ...

5 years ago

Solved

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...

5 years ago

Solved

Determine if input is odd

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

5 years 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 ...

5 years ago

Solved

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...

5 years ago

Solved

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:...

5 years ago

Answered

Different number of Frames, using vision.VideoFileReader and VideoReader()

Me again, so i noticed, that i forgot to look on the 116 frames obtained by VideoReader() if there are also copies inside, and ...

Different number of Frames, using vision.VideoFileReader and VideoReader()

Me again, so i noticed, that i forgot to look on the 116 frames obtained by VideoReader() if there are also copies inside, and ...

6 years ago | 2

Question

Different number of Frames, using vision.VideoFileReader and VideoReader()

Hey everybody, i am currently working on a fish detection and classification software and encountered following problem: If...

6 years ago | 1 answer | 1