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Question
Rare memory errors during frame acquisition with Matrox Solios eV-CL
I have a problem with a Matrox frame grabber (Solios eV-CL). I am using this to capture from a Vieworks VC 4MC180 at fairly high...
meer dan 2 jaar ago | 0 answers | 0
0
answersSolved
Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...
bijna 8 jaar ago
Solved
Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.
bijna 8 jaar ago
Question
Increase frame grabbing speed with a Matrox Grabber Card
I use a Vieworks VC-2MC-M340E0 high-speed camera attached via CameraLink to a Matrox Solios eV-CL frame grabber and want to cont...
meer dan 9 jaar ago | 2 answers | 0
2
answersQuestion
Reading video file compressed losslessly with x264
As the title suggests, I have a problem reading video frames from a video file compressed losslessly with x264. I am using MATLA...
meer dan 9 jaar ago | 2 answers | 0
2
answersQuestion
Maximum possible array, excluding swap file
I'd like to load large video files into memory (in the order of several GBs), preferably all frames in one go. I also want to av...
ongeveer 10 jaar ago | 0 answers | 0
0
answersFirewire image acquistion getdata slower than getsnapshot
Hi Amar, currently, I have the exact same problem. The code I am using is basically identical to yours, with the difference t...
bijna 11 jaar ago | 0
Solved
Sorted highest to lowest?
Return 1 if the input is sorted from highest to lowest, 0 if not. Example: 1:7 -> 0 [7 5 2] -> 1
ongeveer 12 jaar ago
Solved
Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...
ongeveer 12 jaar ago
Solved
Make one big string out of two smaller strings
If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...
ongeveer 12 jaar ago
Solved
Program an exclusive OR operation with logical operators
Program an exclusive or operation *without* using the MATLAB function xor. Use logical operators like |, &, ~, ... instead. ...
ongeveer 12 jaar ago
Solved
Back to basics 6 - Column Vector
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector, output true or false whether it is a colu...
ongeveer 12 jaar ago
Solved
Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...
ongeveer 12 jaar ago
Solved
Find the sum of the elements in the "second" diagonal
Find the sum of the elements in the diagonal that starts at the top-right corner and ends at the bottom-left corner.
ongeveer 12 jaar ago
Solved
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 = ...
ongeveer 12 jaar 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...
ongeveer 12 jaar ago
Solved
Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...
ongeveer 12 jaar ago
Solved
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...
ongeveer 12 jaar ago
Solved
Too mean-spirited
Find the mean of each consecutive pair of numbers in the input row vector. For example, x=[1 2 3] ----> y = [1.5 2.5] x=[1...
ongeveer 12 jaar ago
Solved
The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".
ongeveer 12 jaar ago
Solved
Find the numeric mean of the prime numbers in a matrix.
There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...
ongeveer 12 jaar ago
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...
ongeveer 12 jaar ago
Solved
Target sorting
Sort the given list of numbers |a| according to how far away each element is from the target value |t|. The result should return...
meer dan 12 jaar ago
Solved
Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.
meer dan 12 jaar ago
Solved
Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...
meer dan 12 jaar ago
Solved
Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...
meer dan 12 jaar ago
Solved
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...
meer dan 12 jaar ago
Solved
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...
meer dan 12 jaar ago