Community Profile # Nicolas Douillet

### PhD, INRIA and CNRS alumni

Last seen: Today Attivo dal 2017

Interested in computational geometry, image processing, 3D reconstruction, mesh processing, mesh generation, arithmetics.

Programming Languages:
MATLAB
Spoken Languages:
English, French
Professional Interests:

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Inviato

isinside2Dset
Function to check if a vertex is located inside or outside a given 2D set. Inviato

Jerusalem cube
Function to compute, display, and save the Jerusalem cube at any iteration. Help, doc, and examples included. Inviato

Sierpinski ball
Function to compute, display, and save the Sierpinski ball (fractal sponge) based on the regular octahedron Risolto

generate number in particular way
A = [1 5 2 7]; MAX = 10; generate a array Y = [1 2 2 2 2 2 3 3 4 4]; i.e. total eleme...

circa un mese fa

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Find the sum of the elements in the "second" diagonal
Find the sum of the elements in the diagonal that starts at the top-right corner and ends at the bottom-left corner.

circa un mese fa

Inviato

The MATrix LAB has you
Need to unplug ? -> Follow Trinity, deep into the rabbit hole ;-) Inviato

chat with HAL9000 !
chat with HAL9000 and try to survive it ! ^_^ Inviato

3D printable Christmas star
Function to compute, display and save a 3D printable Christmas star. Inviato

3D printable Koch snowflake
Function to compute, display, and save the triangular base 3D Koch snowflake at any iteration. Help, doc, examples included. Inviato

Cube base 3D Koch snowflake
Function to compute, display, and save the cube base Koch snowflake, at any iteration. 3D printable ready option. Help, doc, exa... Inviato

Freeman chain code
Freeman chain code algorithm to extract boundaries of objects in a binary image. Help, doc, examples included. + Some bwmorph op... Risolto

Build edges list
Input T is a triangulation connectivity indices list (triplet list of indices -positive integers-, each index refering to a vert...

2 mesi fa

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List every vertices neighbor indices
Input T is a <https://fr.mathworks.com/help/matlab/ref/triangulation.html triangulation>. The purpose of this function is to ...

2 mesi fa

Risolto

Find a common edge
First input is T, a triplet list of indices. Second input is e = [e1 e2], a row vector, couple of indices (positive distinct int...

2 mesi fa

Risolto

Remove duplicated triangles
Input T is a triangulation (triplet list of indices -positive integers-, each index refering to a vertex number in a correspondi...

2 mesi fa

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Find neighbor triangle indices
First input T is a triangulation (triplet list of indices -positive integers-, each index refering to a vertex number in a corre...

2 mesi fa

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Find edges from a vertex
First input is T, a triplet list of indices. Second input is i, a single index (positive integer). The goal of this function is ...

2 mesi fa

Risposto
Comment générer un vecteur content N valeur binaire dont 10% de ces valeurs sont égales à 1
Salut, Alors déjà si tu veux exactement 10% ça va bien sûr dépendre de la taille de ton vecteur (si celui-ci possède moins de 1...

2 mesi fa | 0

Risposto
plotting spectrogram for 3d matrix
As Marco said, spectrogram takes a vector as input, not matrix. However depending on how your signals are stored in your data ma...

2 mesi fa | 0

Risolto

Determine the radius of a sphere provided four non-coplanar points on the surface of the sphere. pts = [x1 y1 z1; x...

2 mesi fa

Risposto
Are there marker types sensitive to light ?
No answer, so I guess the answer is no (?) Edit : solved, cause actually pretty much the same question as this one.

2 mesi fa | 0

| accettato

Inviato

Tetrahedron insphere
Function to compute and display the insphere of any given tetrahedron. Help, doc, examples included. Inviato

Tetrahedron circumsphere
Function to compute the centre and the radius of the circumsphere to a given tetrahedron. Help, doc, examples included. Risolto

Back to basics 23 - Triangular matrix
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, return a matrix with all elements above a...

2 mesi fa

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Back to basics 21 - Matrix replicating
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, generate an output matrix that consists o...

2 mesi fa

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Sum of series VII
What is the sum of the following sequence: Σ(km^k)/(k+m)! for k=1...n for different n and m?

2 mesi fa

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Sum of series
a(n) = n^2 - (n-1)^2 find the summation of the series upto n i.e. a(1)+a(2)+...+a(n)

2 mesi fa

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Sum of series IX
What is the sum of the following sequence: Σ 1/k! for k=1...n for different n?

2 mesi fa

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Sum of series VIII

2 mesi fa

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Sum of series VI
What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?

2 mesi fa