Solved

Hyperspectral Processing: Determine Material Components given a Hyperspectral vector
Given a hyperspectral data set and Reflectance Spectral Signature Library determine a pixel's component percentages. <http:/...

11 days ago

Solved

Tiles Contest: Perfect Solutions for Large Unique Tile Boards
*Tiles Contest:* The Large Unique Boards/Tiles that perfectly solve (50x50) Return Perfect solutions for both boards. Scoring...

11 days ago

Solved

Access a web hosted copy of the Tiles Contest MAT file
Access a web hosted copy of the Tiles Contest sample "mat" and verify success by returning for a board the number of tiles, numb...

11 days ago

Solved

Read a Text file from a URL and create an {N x 1} Cell Array
Given a URL string for a text file, read the text file and store the contents into a cell array. The text file will have cont...

11 days ago

Solved

Chezz_020 Pawn Attack and Slaying King
Chezz:...A simplified Chess game. Two game match with future multiple skill levels via evolutionary upgrades. Simplified the ...

11 days ago

Solved

Chezz_015 : Simplified chess
Chezz:...A simplified Chess game. Two game match with future multiple skill levels via evolutionary upgrades. Simplified the ...

11 days ago

Solved

Chezz_000 : Simplified chess
Chezz:...A simplified Chess game. Two game match with future multiple skill levels via evolutionary upgrades. Simplified the ...

11 days ago

Solved

Reading Web Binary Files (jpg,pdf,tiff,png)
The Challenge is to access a Web binary file, a PDF in this case, and provide the value of a specific byte. . Accessing fi...

11 days ago

Solved

Knots Contest: Score (TestSuite)
This Challenge is to Score well on the <http://www.mathworks.com/matlabcentral/contest/contests/38/rules Knots contest> test sui...

11 days ago

Solved

Get top 5 Cody Player Emails Automatically
Yes, this is a little scary and also entirely possible to do in MATLAB, so let's do it! Looking at the list of the players <h...

11 days ago

Solved

click away
Write a function that clicks on a GUI button. *Description*: Some times one wishes to use Matlab to automate some time con...

11 days ago

Solved

Singularity v5 (with apologies to the true hack masters)
Since the vast majority of recent problems are how to hack Cody, here's another one, with an even more malformed test suite than...

11 days ago

Solved

dir with recursive subdirectory search
Write a function that performs a recursive file search. The input and output format can be identical to the dir function. The ...

11 days ago

Solved

It's race time again! Write a function that is at least twice as fast as the test suite call of repmat().
Given an input element x, and the dimensions, (m, n) return a matrix of size m x n filled with element x. This must be done in l...

11 days ago

Solved

AVIRIS Inscribed Rectangle Bit Mask - Speed Test
The AVIRIS data sometimes is provided uncropped. This creates edge regions with values of "-50". Shown is AVIRIS Moffett Field i...

11 days ago

Solved

Functionality 1
It's all about functionality. *Cheating is allowed but not required*

11 days ago

Solved

Get me! v3
A harder version of Get me! I *think* I only left one door open.. we could be close to a perfect anti-cheating engine,

11 days ago

Solved

singularity 2.0 (really hard)
This problem is the continuation of problem <http://www.mathworks.com/matlabcentral/cody/problems/1770-singularity-2-0-harder Si...

11 days ago

Solved

singularity 2.0 (easier)
If you have been in Cody long enough you have probably run across some badly constructed problems and test suites. This prob...

11 days ago

Solved

singularity 2.0 (hard)
This problem is the continuation of problem <http://www.mathworks.com/matlabcentral/cody/problems/1769-singularity-2-0-easier Si...

11 days ago

Solved

Get me!
Inspired by Now! problems. Do your best!

12 days ago

Solved

What? Paradox?
What's going on here?

12 days ago

Solved

Fix y_correct : Hack
The Test Suite has an error. Fix the y_correct value. (See the tags for hints)

12 days ago

Solved

Now!
I said now!

12 days ago

Solved

Hackathon - String version
I have a function that creates a random string of characters of ASCII values 32-127. The length of the string is also randomly d...

12 days ago

Solved

magic solver
Create a function that returns _true_ and has a cody <http://www.mathworks.com/matlabcentral/cody/problems/256-return-the-size-o...

12 days ago

Solved

Volatile array in parfor and for

12 days ago

Solved

Rotation matrix of a sequence of 3D points
Given a sequence of rotation matrices Rotation_Matrix [3x3xN], and a sequence of 3D points [3x1xN], compute the [3xN] sequence i...

13 days ago

Solved

The most decentralized RGB colors

13 days ago

Solved

Solve the snake puzzle

14 days ago