Solved

How to find the position of an element in a vector without using the find function

Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

circa 8 anni 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.

circa 8 anni ago

Solved

Sum of first n terms of a harmonic progression

Given inputs a, d and n, return the sum of the first n terms of the harmonic progression a, a/(1+d), a/(1+2d), a/(1+3d),....

circa 8 anni 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...

circa 8 anni ago

Problem

Transposition as a CIPHER

This all about transcripting a text message. If the input string is: *s1 = 'My name is Sourav Mondal'*, then the output is: *s2...

circa 8 anni ago | 1

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...

circa 8 anni 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...

circa 8 anni 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 ...

circa 8 anni 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 ...

circa 8 anni ago

Solved

Weighted average

Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

circa 8 anni 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...

circa 8 anni 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...

circa 8 anni ago

Question

Rotated QPSK over Rayleigh Fading channel implemented by Alamouti coding

I'm not talking about simple QPSK scheme over Rayleigh channel.. *The signal constellation has to be rotated by some angle say, ...

circa 8 anni ago | 0 answers | 0

Submitted

Alamouti Space time block coding

This programs compute BER for Alamouti 2T1R & 2T2R schemes.

circa 8 anni ago | 7 downloads |

Submitted

OP-AMP basic circuits & filters

Adder, Instrument amplifier, High Pass filter & low pass filter and many others

circa 8 anni ago | 4 downloads |

Submitted

AM modulation & demodulation by simscape

This model demonstrates a scheme of AM modulation & demodulation.

circa 8 anni ago | 12 downloads |

Submitted

QPSK over Rayleigh fading Channel

The BER of QPSK scheme over AWGN & Rayleigh fading channel.

circa 8 anni ago | 44 downloads |

Solved

Remove the vowels

Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

circa 8 anni 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...

circa 8 anni 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...

circa 8 anni 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...

circa 8 anni 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...

circa 8 anni 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 ...

circa 8 anni ago

Solved

Pizza!

Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

circa 8 anni ago

Solved

Determine if input is odd

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

circa 8 anni 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:...

circa 8 anni ago

Submitted

Rotated QPSK

Computes the BER of Rotated & interleaved QPSK schemes

circa 8 anni ago | 4 downloads |