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Reza Ahmadzadeh


125 total contributions since 2011

He received his Ph.D. degree in "Robotics, Cognition and Interaction Technologies". Currently, he is a postdoctoral researcher with the Institute for Robots and Intelligent Machines (IRIM) at Georgia Tech.
Professional Interests: Machine Learning, Artificial Intelligence, Human-Robot Interaction, Robotics, Visuospatial Skill Learning, Reinforcement Learning, Imitation Learning, global/local optimization methods

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Solved


Bullseye Matrix
Given n (always odd), return output a that has concentric rings of the numbers 1 through (n+1)/2 around the center point. Exampl...

7 months ago

Submitted


Douglas-Peucker Algorithm
The Douglas–Peucker algorithm reduces the number of points in a curve.

10 months ago | 24 downloads |

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Submitted


Stabilized Gram-Schmidt Orthonormal Method
Stabilized Gram-Schmidt Orthonormal Method

10 months ago | 11 downloads |

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Solved


Which doors are open?
There are n doors in an alley. Initially they are all shut. You have been tasked to go down the alley n times, and open/shut the...

1 year ago

Solved


Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

1 year ago

Solved


Create a row array using double colon operator
Create a row array from 9 to 1, using the double colon operator.

1 year ago

Submitted


Collatz Conjecture
Test the Collatz Conjecture (a.k.a 3x+1 conjecture)

1 year ago | 3 downloads |

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...

1 year ago

Submitted


Calculate T0 for your hardware and programming language accroding to CEC
Standard code provided by Congress on Evolutionary Computation (CEC)

1 year ago | 0 downloads |

Responded


Re: How can I check since which Matlab version a function exists?
I just have written a function called `when` to fetch you the matlab version the input function is released with. Check it here:...

2 years ago | 14599 views

Submitted


when - when a function was introduced by MATLAB
This function shows the version in which the input function was introduced.

2 years ago | 2 downloads |

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Answered
Can I find out in which release a function was introduced?
I wrote a function that can give you the version a function was released. You can find it <http://it.mathworks.com/matlabcentral...

2 years ago | 1

| accepted

Submitted


Boyer–Moore majority vote algorithm
Boyer–Moore majority vote algorithm

2 years ago | 1 download |

Responded


Re: Levy Distribution
You can find what you seek in the following page: http://www.ismm.ac.cn/ismmlink/LSD/LSD.htm The page gives a brief introducti...

2 years ago | 7512 views

Submitted


Global Threshold computation using Otsu's Method
Global Threshold computation using Otsu's Method

2 years ago | 3 downloads |

Solved


Add two hex numbers
Add two hex numbers

2 years ago

Solved


Determine if input is divisible by three.
Given a positive integer, n, determine if n is divisible by 3. If yes, the function should output true. If no, false.

2 years ago

Solved


Summation of array
Given an array, Find the sum of all of the elements in it Examples: Input x = [1 2 3 5; 4 5 6 7]; Output y is 33

2 years ago

Solved


Vertically stack two vectors
Stack two vectors on top of each-other so that... if A = [1 5 3] and B = [8 6 4] then C = [1 5 3 ; 8 6 4]

2 years ago

Solved


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

2 years ago

Solved


Dealing with correlation results!
In this problem we would like to transform correlation coefficient MATRIX to a VECTOR which includes only unique elements of coe...

2 years ago

Solved


The Goldbach Conjecture
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

2 years ago

Solved


Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

2 years ago

Solved


Which values occur exactly three times?
Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...

2 years ago

Submitted


Simple Sorting Methods
This submission includes four sorting algorithms and a test demo.

2 years ago | 1 download |

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Answered
How can I see which toolboxes I have installed?
To check if you have installed a specific toolbox, you can use the existing function in FileExchange called <http://www.mathwork...

2 years ago | 0

Answered
how to test if toolbox exists?
You can use the existing function in FileExchange called <http://www.mathworks.com/matlabcentral/fileexchange/51794-istoolboxava...

2 years ago | 0

Submitted


isToolboxAvailable
This function checks the availability of a specific toolbox on the installed MATLAB on your machine.

2 years ago | 4 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...

3 years ago

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...

3 years ago

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