Ahmed Mahfouz

University of Luxembourg

Last seen: 7 days 前 | 自 2017 起处于活动状态

Followers: 0 Following: 0

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Programming Languages:
Python, C, MATLAB

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Extended-Kalman-Filter---Matlab
Easy implementation of the extended Kalman Filter

17 days 前 | 17 次下载 |

已回答
Problem with Cholesky's decomposition of a positive semi-definite matrix
Hello Jamie, You probably got your answer already or even moved on from this question, but I will leave this answer here for ...

9 months 前 | 0

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Matrix to Latex
Generate the latex code for any numerical 2D matrix

11 months 前 | 1 次下载 |

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Two vectors to DCM
Get the DCM between two reference frames if two arbitrary vectors in both frames need to be aligned

1 year 前 | 2 次下载 |

已解决

Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

2 years 前

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Plot uniform wing surface using airfoil points
Produce a 3D surface plot of a uniform wing using the X and Y data of an airfoil.

3 years 前 | 3 次下载 |

已回答
Inpolygon - wrong classification for points lcoated on boundary
Hello Timo, I have encountered this problem today, and it seems a problem that a lot of people face. My solution was to simply...

3 years 前 | 0

提问

Is there an algorithm to calculate the settling time of a time series?
I am performing a simulation of a system that involves a lot of random variables. The response of this system varies each time I...

4 years 前 | 0 个回答 | 0

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Concatenate multiple plots next to each other
Concatenate multiple plots from left to right with fixed y limits

5 years 前 | 2 次下载 |

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Higher derivatives of a vector wrt another vector
The function differentiates a given vector with respect to another vector for any given number of times.

6 years 前 | 2 次下载 |

已解决

Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

6 years 前

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Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

6 years 前

已解决

Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

6 years 前

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Is my wife right?
Regardless of input, output the string 'yes'.

6 years 前

已解决

Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

6 years 前

已解决

Find the numeric mean of the prime numbers in a matrix.
There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

6 years 前

已解决

Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

6 years 前

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Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

6 years 前

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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

6 years 前

已解决

Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

6 years 前

已解决

Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

6 years 前

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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

6 years 前

已解决

Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

6 years 前

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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

6 years 前

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Add two numbers
Given a and b, return the sum a+b in c.

6 years 前

已解决

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

6 years 前

已解决

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

6 years 前

已解决

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

6 years 前

已回答
to convert a row into 3d matrix having all combinations
i don't know what you exactly mean but i assumed the entries to the 3d matrix are the same as in the given vector, you can try t...

6 years 前 | 0

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Phase plane plotter
phase plane plotting for a second order nonlinear system

6 years 前 | 21 次下载 |