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Create a block diagonal matrix
A block diagonal matrix is a square matrix that can be written as A = [a 0 0 0 0 b 0 0 0 0 c 0 ...

alrededor de 11 años hace

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Surface Fit z(x,y)
Given three vectors x,y,z. Find four coefficients c = [cxx cxy cyy c00], such that z = cxx*x.^2+cxy*x.*y+cyy*y.^2+c00. For e...

alrededor de 11 años hace

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nth Rational Number
Return the nth rational number. This is the inverse to Problem <http://www.mathworks.com/matlabcentral/cody/problems/1471 1...

alrededor de 11 años hace

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Find out DC Gain of transfer function
Find out DC Gain of transfer function Example, G(s)=5/ (s+2), then DC gain is 2.5 (put s=0) *Request: If you like this pr...

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Regex match
Many regular expression engines have a simple function to quickly know whether a regular expression entirely matches a string or...

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Memory Map File: Access and Update
Challenge is to read data from a memory map file and also update the file. Memory Mapping allows placing large static arrays ...

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Creation of 2D Sinc Surface
This Challenge is to efficiently create the Sombrero function of various sizes, resolutions, and frequencies. <<https://sites...

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Flexible Anonymous Function
Given a function handle, return a handle to a function that would accept an arbitrary number of inputs, applies the function to ...

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Let's do Markov Chains!
<http://en.wikipedia.org/wiki/Markov_chain Markov Chains> are really useful in a lot of fields. This problem will ask a question...

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GJam 2014 China Rd A: Rational Number Tree
This Challenge is derived from <http://code.google.com/codejam/contest/2924486/dashboard#s=p1 GJam 2014 China Rational Number Tr...

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Index of a Rational number
The set of real numbers are infinite. They are so many that real numbers can't even be enumerated. However, unlike real numbers ...

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Determinant without using det()
Given a square matrix A, compute the <http://en.wikipedia.org/wiki/Determinant determinant> of A. Note that you may not use t...

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Dilate a 3d object sampled on a regular grid
3d objects can be described by a set of points on a regular grid in Euclidean space. Given the n x 3 matrix m defining some numb...

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Simulating the selection of a state with given probabilities
Lets say we have 3 different states [1,2,3] with the probabilities of occurrences of each state is given as [0.5 0.2 0.3]. Which...

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Write a cubic formula function
Create a function that will output the three roots of a cubic equation specified by the 4 coefficients listed as input. The outp...

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Pentago: find winning move
<http://en.wikipedia.org/wiki/Pentago Pentago> is a challenging two-player strategy game. The objective is to be the first playe...

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Poker Card Deal!
Anyone want to play a card game? Well this is making one deck of cards, with the option of using 2 jokers. The outputs are ...

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Play Tic-Tac-Toe: Easy Bots
Interactive Tic-Tac-Toe game versus the test suite algorithms. The contest will be 50 games of Computer first and 50 games of...

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Split up vector or matrix delimited by NaNs
Given several vectors contained within one vector delimited by NaNs, return each individual vector as an element of a cell vecto...

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Radiation Heat Transfer — View Factors (3)
View factors (aka configuration factors) are utilized in some radiation heat transfer models to estimate heat transfer rates bet...

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Radiation Heat Transfer — View Factors (2)
View factors (aka configuration factors) are utilized in some radiation heat transfer models to estimate heat transfer rates bet...

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Radiation Heat Transfer — View Factors (1)
View factors (aka configuration factors) are utilized in some radiation heat transfer models to estimate heat transfer rates bet...

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Criss_Cross_000 : Unique elements in a Square array
Criss Cross matrix puzzle - Easy: Square matrix, Unique elements Arrange the "words" into a solid square such that all words ...

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Calculate euler's phi function
Compute the euler's phi function of a large integer. For more information about this topic please visit: <https://en.wikiped...

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Criss_Cross_010 : Unique elements, Square array, Words in one array
Criss Cross matrix puzzle - Square matrix, Unique elements, Single Word List Arrange the "words" into a solid square such tha...

alrededor de 11 años hace

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Split bread like the Pharaohs - Egyptian fractions and greedy algorithm
How would you split 5 loaves of bread among 8 people in all fairness? Get a hint from the Pharaohs. 5/8 = 4/8 + 1/8 , i.e. each ...

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ASCII art
Convert a grayscale image to ASCII <<http://www.alfnie.com/software/cameraman.jpg>> *Inputs:* * *img*: Grayscale imag...

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Convert a cell-array of values to MATLAB source code
The MATLAB interpreter loads your code and executes it using the Read-Evaluate-Print-Loop (see <http://en.wikipedia.org/wiki/REP...

alrededor de 11 años hace

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RPN Calculator for simple arithmetic expressions
Reverse-Polish-Notation (RPN) is a machine friendly form of calculating expressions. Example, to evaluate, (1+2)*4 + 5 - 3 you ...

alrededor de 11 años hace

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Consecutive Equation Times (of the day)
Many times throughout the day can represent mathematical equations. In this problem, we focus on the largest consecutive run of ...

alrededor de 11 años hace