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Khaled Hamed


Last seen: 1 jour ago
828 total contributions since 2009

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Contributions in
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Solved


When the sum of the cubes is a quartic...

1 jour ago

Answered
How can I automatically let Matlab input the file in sequence?
for i=1:1000 [y,Fs] = audioread(['sample' num2str(i) '.wav']); spectrogram(y,'yaxis') saveas(gcf,['sample' num...

6 mois ago | 0

Answered
How to calculate the transfer function for a 16 input system?
It depends on what type of Transfer Function you want to use. For example, if you want to use an ARX model (I am using random i...

6 mois ago | 0

Answered
Regarding concatenated error.
data = cell2mat(data1')

6 mois ago | 0

| accepted

Question


Can You Explain This Weird Behavior
Weird Behavior I came across some weird behavior while writing an m-file. I have managed to isolate the problem as follows: ...

plus de 5 ans ago | 2 answers | 1

2

answers

Solved


Bleed non-zeros to the right
What a title! Yet, it says what I mean. You get a vector, some values and a lot of zeroes. Every zero is replaced by the firs...

environ 7 ans ago

Solved


Swap two numbers
Example Input: a = 10 b = 20 Output a = 20 b = 10

environ 7 ans ago

Solved


What percentage?
Calculate the output c as the percentage of a on b for given a and b.

plus de 7 ans ago

Solved


CARDS PROBLEM
Read my mind and tell me the card number that I have now in my hands.

plus de 7 ans ago

Solved


Relative ratio of "1" in binary number
Input(n) is positive integer number Output(r) is (number of "1" in binary input) / (number of bits). Example: * n=0; r=...

plus de 7 ans ago

Solved


factor to number
e.g. input number x=10 then it should produce y=25 or x=100 then y should be 2255. write a function or code to generate the same...

plus de 7 ans ago

Solved


Make a vector of prime numbers
Input(n) - length of vector with prime numbers Output(v) - vector of prime numbers Example: * n=1; v=2 * n=3; v=[2 3 5...

plus de 7 ans ago

Solved


Is the input divisible by 3?
Return true if the input is divisible by 3 and false if not.

plus de 7 ans ago

Solved


The sum of the numbers in the vector
eg. [1,2,3]---->SUM=6

plus de 7 ans ago

Solved


Volume and area of a sphere
Input(r) - radius Output([v,s]) - volume and area

plus de 7 ans ago

Solved


How many digits are there?
Input(s) - any string Output(n) - number of digits within string s

plus de 7 ans ago

Solved


Calculate the integral of the polynomial
for e.g. in = [3 2 1] out = [1 1 1 0]

plus de 7 ans ago

Solved


calculate linear convolution two vectors
for e.g in: a = [1 2 3] b = [4 5 6] out: y = [4 13 28 27 18]

plus de 7 ans ago

Solved


Number of odd and even elements within matrix
Input(m) - any matrix with integers Output(n) - n(1)=number of odd elements, n(2)=number of even elements Example: * m=...

plus de 7 ans ago

Solved


Switch matrix to a column vector
for e.g. x = [1 2 3 4] y = 1 3 2 4

plus de 7 ans ago

Solved


find the maximum element of the matrix
for e.g x = [1 2; 3 4] y = 4

plus de 7 ans ago

Solved


Find the minimum element of the matrix
Example: If x = [3 9; 5 2] then y = 2

plus de 7 ans ago

Solved


find the roots of a quadratic equation
for e.g x = [ 2 -1 -3] y = [1.5 -1]

plus de 7 ans ago

Solved


Temperature conversion
Convert temperature in degrees Celsius (C) to temperature in degrees Kelvin (K). Assume your answer is rounded to the nearest Ke...

plus de 7 ans ago

Solved


TOUGHEST PROBLEM EVER?????????????
Need Only Response!!!!!!!!!!!!!!!!!

plus de 7 ans ago

Solved


Can I make a right triangle ?
Input(a) - is vector with any amount of values. Interpreted as legths of sides. Output(b): * Is true if there are any 3 va...

plus de 7 ans ago

Solved


Calculate the derivative of a polynomial
Example: in = [ 1 1 1 ] out = [ 2 1 ]

plus de 7 ans ago

Solved


Vector of numbers divisible by 3
* Input(n) - any integer * Output(v) - vector with numbers divisible by 3(exept 0) starting from n to 0 Examples: * n=6...

plus de 7 ans ago

Solved


Return area of square
Side of square=input=a Area=output=b

plus de 7 ans ago

Solved


retwgre
bgreyerb

plus de 7 ans ago

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