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Executing unix commands set in PATH in matlab does not work with unix command

Hi, Following up on this, I encounter a similar problem for unix commands (Ubuntu, Win 10). I can call basic unix functions ...

Executing unix commands set in PATH in matlab does not work with unix command

Hi, Following up on this, I encounter a similar problem for unix commands (Ubuntu, Win 10). I can call basic unix functions ...

2 years ago | 0

Question

take out small signals represented in binary vector

Hi everyone, I have the following problem: I have a huge binary columnvector which is representing datapoints in a signal. ...

7 years ago | 1 answer | 0

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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...

9 years ago

Solved

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...

9 years ago

Solved

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 ...

9 years 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...

9 years ago

Solved

The Goldbach Conjecture

The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

9 years ago

Solved

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...

9 years ago

Solved

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...

9 years 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...

9 years 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...

9 years ago

Solved

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 ...

9 years ago

Solved

Determine if input is odd

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

9 years 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 ...

9 years 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...

9 years 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:...

9 years ago

Answered

randperm

I see, hmm.. actually I wanted to permute the two columns seperately, but I guess this will not work with randperm. But the sugg...

randperm

I see, hmm.. actually I wanted to permute the two columns seperately, but I guess this will not work with randperm. But the sugg...

9 years ago | 0

Question

concatenate vectors

Hi, let's say I have e.g. three column-vectors a(nx1), b(nx1), c(nx1) I want to concatinate them to have another column-vector ...

9 years ago | 3 answers | 2

Question

shuffle numbers in a vector

Hi, I have a vector which has n by 1 entries. I want to randomly shuffle the numbers in this vector! Thanks in advance for an...

9 years ago | 3 answers | 0