Miriam

Con actividad desde 2011

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Professional Interests: Neuroscience

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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 ...

más de 6 años hace | 1

Pregunta

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. ...

alrededor de 12 años hace | 1 respuesta | 0

1

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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...

casi 14 años hace

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

casi 14 años hace

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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...

casi 14 años hace

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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 ...

casi 14 años hace

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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...

casi 14 años hace

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

casi 14 años hace

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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...

casi 14 años hace

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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...

casi 14 años hace

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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...

casi 14 años hace

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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...

casi 14 años hace

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

casi 14 años hace

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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 ...

casi 14 años hace

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

casi 14 años hace

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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 ...

casi 14 años hace

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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...

casi 14 años hace

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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:...

casi 14 años hace

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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...

alrededor de 14 años hace | 0

Pregunta

randperm
How can I use randperm for a nx2 matrix?

alrededor de 14 años hace | 3 respuestas | 0

3

respuestas

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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 ...

alrededor de 14 años hace | 3 respuestas | 2

3

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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...

alrededor de 14 años hace | 3 respuestas | 2

3

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