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Mathematics and Humanities: Understanding Sort Algorithms
Steve recently mentioned a video showing how the quiksort algorithm works, including an explanation from Bobby...
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Running Scripts on a Cluster Using the Batch Command in Parallel Computing Toolbox
I'd like to introduce this week's guest blogger Edric Ellis. Edric works for the Parallel Computing development...
plus de 14 ans il y a
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Have You Visited MATLAB Central Recently?
I don't know if you visit MATLAB Central often, but there's a good reason to these days. ...
plus de 14 ans il y a
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Considering Performance in Object-Oriented MATLAB Code
I’m pleased to have Dave Foti back for a look at objects and performance. Dave manages the group responsible...
plus de 14 ans il y a
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New Regression Capabilities in Release 2012A
This week Richard Willey from technical marketing will be guest blogging about new regression capabilities...
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MATLAB Virtual Conference – 28 March 2012
I am pleased to announce that we have another MATLAB Virtual Conference planned and taking place towards the...
plus de 14 ans il y a
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Controlling RGB LED via Potentiometer Using Arduino and MATLAB
I'd like to introduce this week's guest blogger Ankit Desai. Ankit works for the Test & Measurement team...
plus de 14 ans il y a
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Separating Errors from Output in a Deployed Application
Guest blogger Peter Webb returns with another in an occasional series of postings about application...
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A résolu
Distance walked 1D
Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...
plus de 14 ans il y a
A résolu
Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...
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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...
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Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0
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A résolu
Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...
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A résolu
Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...
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A résolu
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...
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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 ...
plus de 14 ans il y a
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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 ...
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Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...
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Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...
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Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...
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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...
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Create a function handle that reverses the input arguments of another function handle
Given a function that takes two input arguments and returns one output, create another function handle that performs the same op...
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Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...
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A résolu
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:...
plus de 14 ans il y a
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Using GPUs in MATLAB
Today I’d like to introduce guest blogger Sarah Wait Zaranek who works for the MATLAB Marketing team. Sarah...
plus de 14 ans il y a
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MATLAB Documentation
For quite a while now, we have made MathWorks product documentation available from the support page on our web...
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Best Practices for Programming MATLAB
I thought I would share my top goto list of things I try to do when I write MATLAB code. And checking with...
plus de 14 ans il y a
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Liberating Deployed Application Output from the Console Window
Guest blogger Peter Webb returns with another in an occasional series of postings about application...
plus de 14 ans il y a
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Ginger Plot Winner
If you've been following the comments from my recent post on chaotic maps, you know that there were several...
plus de 14 ans il y a
