Reza Ahmadzadeh

Active since 2011

Followers: 1 Following: 0

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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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CONTRIBUTIONS
12 Problems
89 Solutions

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1,200

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Submitted

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

6 years ago | 1 download |

4.7 / 5

Solved

Find the two most distant points
Given a collection of points, return the indices of the rows that contain the two points most distant from one another. The inpu...

7 years ago

Submitted

K-means clustering
Simple implementation of the K-means algorithm for educational purposes

7 years ago | 2 downloads |

4.0 / 5

Submitted

Expectation Maximization Algorithm
Expectation Maximization Algorithm

7 years ago | 9 downloads |

4.0 / 5

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...

8 years ago

Submitted

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

8 years ago | 4 downloads |

5.0 / 5

Submitted

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

8 years ago | 4 downloads |

5.0 / 5

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...

8 years ago

Solved

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

8 years ago

Solved

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

8 years ago

Submitted

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

8 years ago | 2 downloads |

5.0 / 5

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...

9 years ago

Submitted

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

9 years ago | 1 download |

0.0 / 5

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...

9 years ago | 2

Submitted

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

9 years ago | 1 download |

0.0 / 5

Submitted

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

9 years ago | 1 download |

3.0 / 5

Solved

Add two hex numbers
Add two hex numbers

10 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.

10 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

10 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]

10 years ago

Solved

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

10 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...

10 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 ...

10 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...

10 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...

10 years ago

Submitted

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

10 years ago | 1 download |

0.0 / 5

Answered
How can I determine what add-ons I have installed?
To check if you have installed a specific toolbox, you can use the existing function in FileExchange called isToolboxAvailable ....

10 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...

10 years ago | 0

Submitted

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

10 years ago | 2 downloads |

4.3 / 5

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...

10 years ago