Martin

Aktiv seit 2013

Followers: 0 Following: 0

Nachricht

Statistik

All

Abzeichen anzeigen

Feeds

Frage

Normalising the magnitude of Goertzel
Hello, I am breaking down a simple sine wave with the Goertzel algorithm. However after scaling the result with dividing by the...

mehr als 6 Jahre vor | 0 Antworten | 1

0

Antworten

Gesendet

1-D Heat diffusion in a rod
one dimensional FEM transient heat conduction

fast 10 Jahre vor | 3 Downloads |

4.0 / 5

Gelöst

Spot the outlier
All points except for one lie on a line. Which one is the outlier? Example: You are given a list of x-y pairs in a column ...

etwa 12 Jahre vor

Gelöst

Flag largest magnitude swings as they occur
You have a phenomenon that produces strictly positive or negative results. delta = [1 -3 4 2 -1 6 -2 -7]; Marching thr...

etwa 12 Jahre vor

Gelöst

Given a window, how many subsets of a vector sum positive
Given a vector: [1 0 -1 3 2 -3 1] and a window of 2, A sliding window would find: 1 + 0 = 1 0 - 1 = -1 ...

etwa 12 Jahre vor

Gelöst

How many trades represent all the profit?
Given a list of results from trades made: [1 3 -4 2 -1 2 3] We can add them up to see this series of trades made a profit ...

etwa 12 Jahre vor

Gelöst

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...

etwa 12 Jahre vor

Gelöst

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...

etwa 12 Jahre vor

Gelöst

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...

etwa 12 Jahre vor

Gelöst

Implement simple rotation cypher
If given a letter from the set: [abc...xyz] and a shift, implement a shift cypher. Example: 'abc' with a shi...

etwa 12 Jahre vor

Gelöst

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...

etwa 12 Jahre vor

Gelöst

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 ...

etwa 12 Jahre vor

Gelöst

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...

etwa 12 Jahre vor

Gelöst

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

etwa 12 Jahre vor

Gelöst

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

etwa 12 Jahre vor

Gelöst

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 ...

etwa 12 Jahre vor

Gelöst

Make a run-length companion vector
Given a vector x, return a vector r that indicates the run length of any value in x. Each element in r shows how many times the ...

etwa 12 Jahre vor

Gelöst

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:...

etwa 12 Jahre vor

Gelöst

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...

etwa 12 Jahre vor

Gelöst

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 ...

etwa 12 Jahre vor