Problema

ismember: Enhanced Time Performance for 'rows' - Speed Scoring (90% savings)
The Challenge is to perform very fast the 'ismember' function for a long and wide array. The data is small integer representi...

más de 13 años hace | 0 | 21 solvers

Problema

ismember: Enhanced Performance for 'rows' and width - Speed Scoring (66% savings)
The Challenge is to perform very fast the 'ismember' function for a long and wide array. The width of the array is expanded fro...

más de 13 años hace | 0 | 22 solvers

Resuelto

más de 13 años hace

Resuelto

Unique: Enhanced Performance - Large and Wide Array - Speed Improvement (66% savings)
The Challenge is to perform very fast unique function for a long and wide array. The data is small integer representing data ...

más de 13 años hace

Resuelto

más de 13 años hace

Resuelto

Pi Estimate 2
Estimate Pi as described in the following link: <http://www.people.virginia.edu/~teh1m/cody/Pi_estimation2.pdf>

más de 13 años hace

Resuelto

Pi Estimate 1
Estimate Pi as described in the following link: <http://www.people.virginia.edu/~teh1m/cody/Pi_estimation1.pdf>

más de 13 años hace

Resuelto

Unique: Enhanced Performance - Avoiding Memory Crash
The Challenge is to create the unique array for a long and wide array. Difficulties are that the normal unique(a,'rows') func...

más de 13 años hace

Problema

Unique: Faster for options 'rows' and 'stable' for large array of uint8
Challenge: Execute unique(a,'rows','stable') Faster for 'a' being uint8. The "unique" function for the 'rows' and 'stable' o...

más de 13 años hace | 0 | 25 solvers

Problema

Unique: Faster 'rows' for large array of uint8
Challenge: Execute unique(a,'rows') Faster for 'a' being uint8. The "unique" function for the 'rows' options may be performe...

más de 13 años hace | 0 | 25 solvers

Resuelto

Unique: Faster for options 'rows' and 'stable' for large array of uint8
Challenge: Execute unique(a,'rows','stable') Faster for 'a' being uint8. The "unique" function for the 'rows' and 'stable' o...

más de 13 años hace

Problema

Cody Matlab Version
What is the current Cody Matlab Release? *Output:* string *Examples:* '(R2012a)' or 'R2012a' Hint: We have mo...

más de 13 años hace | 0 | 176 solvers

Resuelto

Cody Matlab Version
What is the current Cody Matlab Release? *Output:* string *Examples:* '(R2012a)' or 'R2012a' Hint: We have mo...

más de 13 años hace

Resuelto

"mirror" matrix
Create n x 2n "mirror" matrix of this type: e.g. for n = 2 m = [1 2 2 1;1 2 2 1] e.g. for n = 3 m = [1 2 3 3 2 1...

más de 13 años hace

Resuelto

Find the repeating decimal pattern!
Write a function that takes one double input value and returns only the repeating decimal, if any, as a string. Only decimals f...

más de 13 años hace

Resuelto

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

más de 13 años hace

Resuelto

R2012b atan in Degrees
Return in degrees the atan result of inputs for all four quadrants. *Examples:* [x, y] Degrees 1 0 0 1 1 ...

más de 13 años hace

Problema

DNA Pattern Match: Performance Metric - Speed
The Challenge is to Rapidly find matches of DNA sequences, Length=6, in a 1,800,000 long DNA file. At <http://imacst.com/issu...

más de 13 años hace | 1 | 10 solvers

Resuelto

DNA Pattern Match: Performance Metric - Speed
The Challenge is to Rapidly find matches of DNA sequences, Length=6, in a 1,800,000 long DNA file. At <http://imacst.com/issu...

más de 13 años hace

Problema

Rubik's Mini Cube: Solve Randomized Cube in 11 Moves or Less; Score is by Time (msec)
The Challenge is to Near or Optimally Solve a thoroughly scrambled Mini-Rubik's Cube(2x2x2). Any Mini-Cube can be solved in 1...

más de 13 años hace | 5 | 2 solvers

Resuelto

Ordinal numbers
Given an integer n, return the corresponding ordinal number as a character string. For example, ord(1)='1st' ord(2)=...

más de 13 años hace

Problema

Find: Faster Alternatives for Large Sorted/Unique Vectors
The Challenge is to create faster Find methods for large unique ascending vectors. Methods exist that are 1000 times faster t...

más de 13 años hace | 3 | 38 solvers

Resuelto

Find: Faster Alternatives for Large Sorted/Unique Vectors
The Challenge is to create faster Find methods for large unique ascending vectors. Methods exist that are 1000 times faster t...

más de 13 años hace

Problema

Rubik's Mini-Cube: Solve Randomized Mini-Cube - Score : Moves
The Challenge is to Solve a thoroughly scrambled Mini-Rubik's Cube(2x2x2). The Performance metric is average number of moves ...

más de 13 años hace | 1 | 3 solvers

Problema

Rubik's Cube: Solve Randomized Cube - Score : Moves
The Challenge is to Solve a thoroughly scrambled Rubik's Cube. The Performance metric is average number of moves for solving ...

más de 13 años hace | 0 | 2 solvers

Problema

New Cody Time-Out Time
Determine the New Cody Time-Out Time Consume the Maximum Possible Time without Timing out. *Score:* 60 (sec) - Time (sec) ...

más de 13 años hace | 0 | 36 solvers

Resuelto

New Cody Time-Out Time
Determine the New Cody Time-Out Time Consume the Maximum Possible Time without Timing out. *Score:* 60 (sec) - Time (sec) ...

más de 13 años hace

Resuelto

intersection of matrices
Given two matrices filled with ones and zeros, determine if they share a common row, column entry. These matrices are of identi...

más de 13 años hace

Resuelto

Knots Contest: Minimum Knots (TestSuite)
This Challenge is to Minimize the number of Knots for the <http://www.mathworks.com/matlabcentral/contest/contests/38/rules Knot...

más de 13 años hace

Problema

Unique: Speed Enhancement for uint(8,16,32)
This Speed Performance Challenge is to optimize Unique for processing uint8/uint16/uint32 variables. *Input:* A (column vecto...

más de 13 años hace | 2 | 27 solvers