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write a function to calculate the snr after quantizing the signal in dB
osig : original signal qsig : quantized signal qerror : quantization error HINT: snr = 10×log10(sum(osig × osig)/sum...

meer dan 4 jaar ago

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Calculate SNR in dB using original signal and quantized signal
origs: the original signal quants: the quantized signal *hint* : need to calculate the quantization error and plug into SN...

meer dan 4 jaar ago

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Binary code for an analog signal
Digitization of a signal consists of 3 stages: sampling, quantization and encoding. Sampling convert the analogue signal into...

meer dan 4 jaar ago

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Method of Common Differences part-2
This is the inverse problem to <http://www.mathworks.com/matlabcentral/cody/problems/1485 Problem 1485>. Problem 1485 illustra...

meer dan 4 jaar ago

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Method of Common Differences part-1
Use the method of common differences to output a vector containing the initial values and the nth order difference. ex ...

meer dan 4 jaar ago

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convert 2D array of ones and zeros to checkerboard array of [1,2] where the original array was ones and zero elsewhere
Given a 2D array of ones and zeros, generate an equivalent sized checkerboard array of ones and twos. The checkerboard pattern s...

meer dan 4 jaar ago

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Repeat the entries of the vector to their reference times in the vector.
e.g for input x: [ 7 3 9 5] output y: [ 7 3 3 9 9 9 5 5 5 5]

meer dan 4 jaar ago

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Pad zero between every adjacent values of the vector.
you are given a vector x. you have to make an output vector y with zeros padded between every adjacent values of x. e.g x: ...

meer dan 4 jaar ago

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Get chain of consecutive characters
Write a function that will output a chain of consecutive characters, given 2 letters as input. It has to work backwards too. Exa...

meer dan 4 jaar ago

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Equal temperament - musical notes and frequency
Starting from 440Hz note (musical note A above middle C), create 13 notes, using twelve-tone equal temperament, in Herz units. ...

meer dan 4 jaar ago

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Smallest n, for n! to have m trailing zero digits
For given positive integer n, its factorial often has many trailing zeros, in other words many factors of 10s. In order for n! t...

meer dan 4 jaar ago

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Is it a mail?
Electronic mail, or email, is a method of exchanging digital messages between people using digital devices such as computers, mo...

meer dan 4 jaar ago

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adding huge numbers
Write function called huge_add that adds together two positive integers of any length specified as char vectors using decimal n...

meer dan 4 jaar ago

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calculate PI without using pi function
There are many methods to get the pi(Ratio of circumference to diameter). You should get pi without using the pi function in M...

meer dan 4 jaar ago

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Who have the chance?
Obtain a free 10 score in cody, if you have a chance don't change anything if you want to try or do what you can do to gain for ...

meer dan 4 jaar ago

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How brilliant are you?
A Brilliant number is defined as a number with two prime factors, both of which have the same number of digits. Some examples: ...

meer dan 4 jaar ago

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Fun with a compass
Each night for the past week, you have been having the same nightmare: You find yourself back in your junior high school geometr...

meer dan 4 jaar ago

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I'm going to enjoy watching you calculate, Mr Anderson
Smith numbers are numbers such that if you add up all of the digits in the number, that sum equals the sum of all of the digits ...

meer dan 4 jaar ago

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Insert Special character in character cell array.
input={'a','b','c'} then ans={'a','*','b','*','c'}

meer dan 4 jaar ago

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Deleting Specific part.
if input is x= { /*[0..10]*/ 0, 11, 21, 31, 41, 55, 50, 10, 810, 9.10, /*[10...25]*/ 100, 110, 120, 130, 140, 255 ...

meer dan 4 jaar ago

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Sort the prime numbers in each row of a 3x3 matrix
Considering a 3x3 matrix A, sort the prime numbers of each row in ascending order. For exemple: input A=[5 8 2 4; ...

meer dan 4 jaar ago

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Assert yourself! Hack the assert function to pass this test.
Have you ever wanted to test out one of those hacks you have seen which "games" the problem by simply overwriting the assert met...

meer dan 4 jaar ago

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Simple spirometer - find your lung capacity from the number and size of soap bubbles in one breath
Assumed that each bubble has practically the same diameter d. Given total number n of bubbles. Find volume v of breath.

meer dan 4 jaar ago

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Compute average gain for some bets.
Given a vector containg the odds of some events in decimal format (e.g., |odds=[1.3 2.5 1.5]| ) and a vector of the same dimensi...

meer dan 4 jaar ago

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Find two triangular numbers whose sum is input.
Find two triangular numbers whose sum is _input_. Note: The difference beetween the triangular numbers should be minimum.

meer dan 4 jaar ago

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Archimedes principle
According to Archimedes principle, the buoyancy force is equal to the weight of fluid displaced by the submerged portion of an o...

meer dan 4 jaar ago

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Combination of Vectors
Return a combination of vectors x1, x2 based on y1, y2 per: x(j) = 0 if y1(j) < y2(j) x(j) = x1(j) if y1(j)...

meer dan 4 jaar ago

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Goldbach's marginal conjecture - Write integer as sum of three primes
Goldbach's strong conjecture states that every even integer greater than 2 can be expressed as the sum of two primes. For exampl...

meer dan 4 jaar ago

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Find if a given sentence is a palindrome
Given a string/character array, return true if the string is a palindrome else returns false. For example: sample_text =...

meer dan 4 jaar ago

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Normie Function (2)
Another _Normie Function_ defined as _f(n)= f(n-1)+f(n-2)+f(n-3)_ , *when n>3* and _1_ , *when n<=3*. *Find the nth term of this...

meer dan 4 jaar ago