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Nicolas Douillet


PhD, INRIA and CNRS alumni

Last seen: 23 giorni fa |  Attivo dal 2017

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

Programming Languages:
MATLAB
Spoken Languages:
English, French

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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...

11 mesi 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.

11 mesi fa

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

12 mesi fa

Risolto


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 ...

12 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...

12 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...

12 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...

12 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 ...

12 mesi fa

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

12 mesi fa

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...

12 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...

12 mesi fa

Risolto


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?

12 mesi fa

Risolto


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)

12 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?

12 mesi fa

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Sum of series VIII

12 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?

12 mesi fa

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Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?

12 mesi fa

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Sum of series IV
What is the sum of the following sequence: Σ(-1)^(k+1) (2k-1)^2 for k=1...n for different n?

12 mesi fa

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Sum of series III
What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?

12 mesi fa

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Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?

12 mesi fa

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Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

12 mesi fa

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Create a vector
Create a vector from 0 to n by intervals of 2.

12 mesi fa

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Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

12 mesi fa

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Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

12 mesi fa

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Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

12 mesi fa

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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 ...

12 mesi fa

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Find max
Find the maximum value of a given vector or matrix.

12 mesi fa

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Get the length of a given vector
Given a vector x, the output y should equal the length of x.

12 mesi fa

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to the 2 all elements
to the 2 all elements

12 mesi fa

Risolto


Is A the inverse of B?
Given a matrix A and a matrix B, is A the inverse of B? >>A=[2,4;3,5]; >>B=[-2.5,2;1.5,-1]; >>isInverse...

12 mesi fa

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