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Jos Martin

MathWorks

Last seen: 9 dagar ago |  Active since 2011

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Director Of Engineering - Cloud Integration and Parallel Computing.

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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...

mer än 4 år ago

Solved


Piecewise linear interpolation
Given an Mx2 vector and a row of M-1 integers, output a two column vector that linearly interpolates Y times between each succes...

mer än 5 år ago

Solved


How to subtract?
*&plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn* * Imagine you need to subtract one...

nästan 7 år ago

Submitted


Port Passing Problem
Monte-carlo and analytic investigation of a random walk process

mer än 7 år ago | 1 download |

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Submitted


Hydrogenic Wavefunction Visulization Tool
Visualize hydrogenic wave-functions in 3D and watch animations of atomic state changes

ungefär 8 år ago | 12 downloads |

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Submitted


Cluster setup scripts
Shell scripts to easily control a MATLAB distributing computing cluster

ungefär 8 år ago | 2 downloads |

Submitted


Visual Timing Report for Distributed Tasks
Create a visual representation of when and where each task in a distributed computing job executes.

ungefär 8 år ago | 1 download |

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Solved


Is my wife right?
Regardless of input, output the string 'yes'.

mer än 8 år ago

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CurlTest

mer än 8 år 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...

nästan 12 år ago

Answered
GPU computing with OS X 10.8 and retina macbook
We believe that the hang you are seeing relates to the CUDA driver recompiling all of the GPU libraries to run on the particular...

ungefär 12 år ago | 4

Answered
Matlab not recognizing cuda driver 5
There appears to be an interaction between "automatic graphics switching" in Mountain Lion and the underlying NVIDIA drivers. Co...

ungefär 12 år ago | 0

Solved


Function composition - harder
Write a function that accepts an arbitrary number of function handles f_1, f_2, ..., f_n and returns the composition h. That is,...

mer än 12 år ago

Solved


Add two numbers
Given a and b, return the sum a+b in c.

mer än 12 år ago

Solved


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

mer än 12 år ago

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. Example...

mer än 12 år 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 ...

mer än 12 år 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...

mer än 12 år 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:...

mer än 12 år ago

Answered
What is the maximum number of Process Cards can be used for GPU computing with Parallel Computing Toolbox 5.0 (R2010b)?
Each MATLAB or worker can access one GPU at a time. Since the Parallel Computing Toolbox currently ships with 8 local workers, y...

mer än 13 år ago | 0