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Simple equation: Annual salary
Given an hourly wage, compute an annual salary

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Matlab Basics II - Intervals
Write a function that takes an interval from a to b, and divides it into 5 parts example: a = 1, b = 2 output = 1 1.25 ...

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Positive Infinity
Round the array a towards positive infinity

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square root
Find the square root (y) of an input (x).

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Finding perimeter of a rectangle
A rectangle has a length of x centimeters and a width of w centimeters. Find the perimeter.

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pressure to dB?
given x ratio of pressure, find corresponding y dB

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Help with matlab Butterworth filter with signal processing
Hi Zainab, After analyzing your code, there were several bugs found in the code as mentioned below. The variable filter_ini...

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Creating sensor network on matlab
Hi Bharati, Creating a sensor network with multiple layers in MATLAB involves simulating the behavior of each layer to unders...

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How to compute the mean of several stochastic realizations
Hi Fares, Here is the modified code snippet with the mean calculation implemented: >> a10 = 2; a20 = 1.5; a11 = 0.03; a12...

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selection of h value in extended minima function
Hi Fiona, Determining the 'h' value is to analyze the histogram of your image and identify the intensity values corresponding...

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I need to connect physical modelling connection port to the output of a switch with 2 input. How can I establish this?
Hi Shelma, Place a Signal Routing block (e.g., Mux block) after the switch.Connect the output of the switch to the Signal Rou...

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Preprocessing PTB-XL dataset in MATLAB
Hi Ralph, I can certainly help you with that. So, basically your objective is to open specific records from the PTB-XL dataset ...

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How can I merge the sine wave?
Hi taetae, Your goal is to shoot a sine wave from each sensor's position towards a point and then sum these waves over row...

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Pendulum using Crank-Nicolson
Hi FW, You asked, Can anyone give me a hint on how to start my process? Well, I can walk you through it to help you unders...

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CONVERT TAN TO SIN
In a right angle triangle ABC given the tan(A) then find sin(A) For example tan(A)=3/4 then sin(A)=3/5

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Equal to their cube
Tell me three real numbers that are equal to their cubes?

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Generate pi using logarithm
Generate pi using logarithm

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Determine the mean of matrix
Determine the mean of matrix without using mean function Hint: use simple algorithm

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kmph to mps
convert kilometer per hour to meter per second

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Who invented zero?
We know the importance zero in computer science, mathematics... but who invented zero? Clue: He was the first in the line ...

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Replace multiples of 5 with NaN
It is required to replace all values in a vector that are multiples of 5 with NaN. Example: input: x = [1 2 5 12 10 7] ...

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Frobenius Norm
Write your own version of Frobenius Norm without using the 'norm' function.

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Einsteinium-253 decay
Radioactive Einsteinium-253 has a half-life of 1,768,608 seconds. Given 1000mg of Einsteinium-253 at t=0 days, how much is lef...

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Remove NaN ?
input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

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Remove the air bubbles
Given a matrix a, return a matrix b in which all the zeros have "bubbled" to the top. That is, any zeros in a given column shoul...

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Area of a disk
Find the area of a disk or circle. x= radius of the disk.

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Area of a Square
Inside a square is a circle with radius r. What is the area of the square?

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Find the 9's Complement
Find the 9's complement of the given number. An example of how this works is <http://electrical4u.com/9s-complement-and-10s-c...

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Make an awesome ramp for a tiny motorcycle stuntman
Okay, given a vector, say v=[1 3 6 9 11], turn it into a matrix 'ramp' like so: m=[1 3 6 9 11; 3 6 9 11 0; 6 9 ...

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Do Fast Fourier Transformation
Example Fast Fourier Transformation from vector [2,1]) ans = 3 1

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