Nicolas Douillet

PhD, INRIA and CNRS alumni

Last seen: Today | Active since 2017

Followers: 10 Following: 26

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Interested in computational geometry, image processing, 3D reconstruction, geometry, mesh processing, mesh generation, number theory, fractals.

Programming Languages:
MATLAB
Spoken Languages:
English, French
Pronouns:
He/him

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find powers of two
find the unique, non-repeating, powers of 2 that sum to a given non-zero integer, n example: n = 23 result = [1 2 4 16] ...

1 day ago

Submitted

PNSET
Prime Number Set Exploration Toolbox

7 days ago | 1 download |

5.0 / 5

Question

Toolboxes invisible in the file exchange list
Hi, Over the last few years I developped some toolboxes, like the mesh processing toolbox, but I recently realized they were ...

14 days ago | 1 answer | 0

1

answer

Submitted

isinpolygon
Function to check if a vertex is located inside or outside a given polygon. Overloaded for arrays of points.

28 days ago | 1 download |

4.0 / 5

Submitted

isinconvexset (2D, 3D)
Function to verify if one given point is in or out a given convex 2D (polygon) or 3D (polyhedron) convex set, excluding its boun...

1 month ago | 6 downloads |

5.0 / 5

Submitted

isPointin3Dtriangle
Function to check if a point P belongs to a given ABC triangle in 3D, boundary included. Overloaded for arrays of points.

1 month ago | 0 downloads |

0.0 / 5

Submitted

Line to line distance (3D / 2D) [FAST]
A function to compute the -minimum- distance between two lines in 3D space

1 month ago | 1 download |

5.0 / 5

Submitted

Point to plane distance [FAST]
Distance from a point to a plane. Overloaded for multiple points and planes. Coordinates of projected point(s) also provided.

1 month ago | 4 downloads |

5.0 / 5

Submitted

Point to line distance [FAST]
Distance from a point to a 3D/2D line. Overloaded for multiple points and lines. Coordinates of projected point(s) also provided...

1 month ago | 5 downloads |

5.0 / 5

Submitted

Mesh generation toolbox
Some useful tools for mesh generation

2 months ago | 5 downloads |

5.0 / 5

Solved

Matlab Basics - Rounding I
Write a script to round x DOWN to the next lowest integer: e.g. x = 2.3 --> x = 2 also: x = 2.7 --> x = 2

2 months ago

Solved

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

2 months ago

Solved

How many days in a month?
Return the number of days in a given month in 2017. If the input is not a valid month number, return -1. Examples: Input...

2 months ago

Solved

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

2 months ago

Submitted

mesh processing toolbox
Some useful tools for mesh processing

2 months ago | 7 downloads |

5.0 / 5

Submitted

PI3MFT
Printable Iterative 3D Meshed Fractal Toolbox

2 months ago | 1 download |

5.0 / 5

Solved

Sum of big primes without primes
Inspired by Project Euler n°10 (I am quite obviously a fan). With problem n°250 by Doug, you can find some global methods to co...

2 months ago

Solved

Prime numbers between a , b.
Find all prime number between a & b (including a and b). example: a=100 b=120 y= [101 103 107 109 113]

2 months ago

Solved

Is it prime?
Given a number, check whether it is prime or not. If prime output is true, otherwise false.

2 months ago

Solved

Find all prime factors of the input
Given an input x, find its all prime factors. Return the vector with all factors in ascending order. Efficiency is the key here...

2 months ago

Solved

prime test 2
enter the only non prime,non composite number

2 months ago

Solved

Give prime Numbers upto n
You are given a input number x; print all the prime numbers less than equal to x.

2 months ago

Solved

Largest Prime Number
Given a matrix X, find the largest prime number in X.

2 months ago

Solved

03 - Matrix Variables 6
Make _fMat_ be a 5x3 matrix of random integers with values from -3 to 3 (Hint: use *randi*)

2 months ago

Solved

Replacing a row
For matrix G=[1 2 3; 4 5 6; 7 8 9] Replace the 2nd row with 8s **remember to create matrix G

2 months ago

Solved

select the primes of a vector
Find the prime numbers in a vector

2 months ago

Solved

04 - Scalar Equations 2
Define the variables a and b: <<http://samle.dk/STTBDP/Assignment1_4-a.png>> <<http://samle.dk/STTBDP/Assignment1_4-b.png>...

2 months ago

Solved

04 - Scalar Equations 3
Define the variables a, b, and c: <<http://samle.dk/STTBDP/Assignment1_4-a.png>> <<http://samle.dk/STTBDP/Assignment1_4-b....

2 months ago

Solved

Vectors counting by 2
Create a vector numbers from 7 to 15 in increments of 2

2 months ago

Solved

Back to basics 15 - classes
Covering some basic topics I haven't seen elsewhere on Cody. Return the class of the input variable.

2 months ago