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Nicolas Douillet


PhD, INRIA and CNRS alumni

Last seen: Today Con actividad desde 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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Pregunta


Are there markers sensitive to camlight ?
I know markers are theoritically zero dimension objects (as mathematical points), but sometimes I would like to use camlight eff...

alrededor de 1 hora hace | 0 respuestas | 0

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respuestas

Enviada


Point set grid simplify (2D, 3D)
Function to grid simplify a given point set. Help, doc, and examples included.

alrededor de 1 hora hace | 1 descarga |

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Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...

alrededor de 3 horas hace

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Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

alrededor de 13 horas hace

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Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

alrededor de 13 horas hace

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Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

alrededor de 13 horas hace

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Return the first and last characters of a character array
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

alrededor de 13 horas hace

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Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

alrededor de 14 horas hace

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Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2 3 3 3 4...

alrededor de 14 horas hace

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Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<https://imgur.com/x6hT6mm.png>> ...

alrededor de 14 horas hace

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Is this triangle right-angled?
Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...

alrededor de 14 horas hace

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Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

alrededor de 14 horas hace

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Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<https://i.imgur.com/jlZDHhq.png>> ...

alrededor de 14 horas hace

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Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<https://i.imgu...

alrededor de 14 horas hace

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Dimensions of a rectangle
The longer side of a rectangle is three times the length of the shorter side. If the length of the diagonal is x, find the width...

alrededor de 14 horas hace

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Parallel vectors
Return true or false depending on whether 2 vectors are parallel or not. Vectors can be 2 or 3 dimensional. The origin is not c...

alrededor de 18 horas hace

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Angle between two vectors
You have two vectors , determine the angle between these two vectors For example: u = [0 0 1]; v = [1 0 0]; The a...

alrededor de 18 horas hace

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Are all the three given point in the same line?
In this problem the input is the coordinate of the three points in a XY plane? P1(X1,Y1) P2(X2,Y2) P3(X3,Y3) how can...

alrededor de 18 horas hace

Enviada


Sierpinski-Menger sponge
Function to compute, display, and save the Sierpinski-Menger fractal sponge, at any iteration. Help, doc, and examples included....

alrededor de 19 horas hace | 1 descarga |

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Are you in or are you out?
Given vertices specified by the vectors xv and yv, and a single point specified by the numbers X and Y, return "true" if the poi...

alrededor de 20 horas hace

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Find third Side of a right triangle given hypotenuse and a side. No * - or other functions allowed
Find the remaining side of a triangle given the hypotenuse and a side. However, the normal functions and symbols are not allowe...

alrededor de 20 horas hace

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Similar Triangles - find the height of the tree
Given the height, h1, of a power pole, shorter than a tree, a given distance, x2 away, please find h2, height of the tree. Pleas...

alrededor de 20 horas hace

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What is the distance from point P(x,y) to the line Ax + By + C = 0?
Given a point, P(x,y), find the distance from this point to a linear line. INPUTS: x, y, A, B, C OUTPUTS: d, the distance ...

alrededor de 21 horas hace

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Television Screen Dimensions
Given a width to height ratio of a TV screen given as _w_ and _h_ as well as the diagonal length of the television _l_, return t...

1 día hace

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Angle between Two Vectors
The dot product relationship, a dot b = | a | | b | cos(theta), can be used to determine the acute angle between vector a and ve...

1 día hace

Resuelto


Volume of a Parallelepiped
Calculate the volume of a Parallelepiped given the vectors for three edges that meet at one vertex. A cube is a special case ...

1 día hace

Enviada


Sierpinski octahedron
Function to compute displays and save the Sierpinski fractal octahedron at any iteration. Help, doc, examples included.

1 día hace | 3 descargas |

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Enviada


Orthogonal reflection (2D,3D)
Function to compute the orthogonal reflection of any points or array of points. Help, doc, examples included.

2 días hace | 5 descargas |

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Enviada


Sierpinski sphere
Function to compute, display and save the fractal Sierpinski sphere at any iteration. Help, doc, examples.

3 días hace | 2 descargas |

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Discrete contour mesh patch (2D,3D)
Function to mesh one discrete 2D or 3D contour of sorted or disordered points. Also computes vertex normals. Help, doc and examp...

3 días hace | 1 descarga |

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