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Submitted
Super-fast Kuwahara image filter (for n-dimensional real or complex data)
Edge preserving filter, fast Fourier-based implementation.
9 years ago | 1 download |
Submitted
soapSnake - understanding complex functions
Didactic tool to understand complex functions over the real domain.
9 years ago | 1 download |
Submitted
Quantitative Susceptibility Mapping for MRI part 1
Superfast Quantitative Susceptibility Mapping from MRI phase data.
9 years ago | 5 downloads |
Solved
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. Examp...
10 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...
10 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 ...
10 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...
10 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 ...
10 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...
10 years ago
Solved
radius of a spherical planet
you just measured its surface area, that is the input.
10 years ago
Solved
Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...
10 years ago
Solved
Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.
10 years ago
Solved
Compute circular convolution
In signal processing, we usually encounter the circular convolution case. Compute it here using the two input sequences (denoted...
10 years ago
Solved
FizzBuzz
<http://c2.com/cgi/wiki?FizzBuzzTest FizzBuzz Test> The "Fizz-Buzz test" is an interview question designed to help filter out...
10 years ago
Submitted
Langton's Ant
2D Turing machine with simple set of rules but complex emergent behavior
10 years ago | 1 download |
Submitted
Complex 3D data viewer for MRI images/spectra
Scrollable 3D viewer for complex MR-data (intensity = magnitude, color = phase)
10 years ago | 1 download |
Submitted
Quantitative Susceptibility Mapping for MRI part 2
Magnitude Weighted Quantitative Susceptibility Mapping.
10 years ago | 1 download |
Submitted
Maximum Intensity Projection with color coding for depth
MIP-viewer, in which the color represents the depth of the voxel with the maximum intensity.
11 years ago | 3 downloads |
Submitted
Forward field-shift calculation for MRI
Superfast MRI field shift calculation based on a known susceptibility distribution.
11 years ago | 1 download |
Submitted
Fourier Decomposition Demo
Visualizes how an image can be decomposed (and reconstructed) in 2D sinusoidal waves.
12 years ago | 1 download |
