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Miriam


Attivo dal 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 ...

oltre 5 anni fa | 1

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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. ...

circa 11 anni fa | 1 risposta | 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...

circa 13 anni fa

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

circa 13 anni fa

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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...

circa 13 anni fa

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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 ...

circa 13 anni fa

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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...

circa 13 anni fa

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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 ...

circa 13 anni fa

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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...

circa 13 anni fa

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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...

circa 13 anni fa

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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...

circa 13 anni fa

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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...

circa 13 anni fa

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

circa 13 anni fa

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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 ...

circa 13 anni fa

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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.

circa 13 anni fa

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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 ...

circa 13 anni fa

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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...

circa 13 anni fa

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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:...

circa 13 anni fa

Risposto
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...

oltre 13 anni fa | 0

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randperm
How can I use randperm for a nx2 matrix?

oltre 13 anni fa | 3 risposte | 0

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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 ...

oltre 13 anni fa | 3 risposte | 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...

oltre 13 anni fa | 3 risposte | 2

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