Nicolas Douillet

Last seen: 3 days ago | Active since 2017

Followers: 6 Following: 20

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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

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CONTRIBUTIONS
10 Problems
160 Solutions

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Question

Solution for using rowfun but with a function handle ?
Hi, I want to apply my own function to every row of a numeric matrix. I currently use cellfun but the need for conversion fro...

7 months ago | 1 answer | 0

1

answer

Answered
Squizzed help display in File Exchange contribution tab
Any clue ? Any other people encountering the same trouble ? Thank you for hep.

8 months ago | 0

Question

Squizzed help display in File Exchange contribution tab
Hi all, I am a contributor to the file exchange, and recently I noticed the help I provide with my file ('doc.m' compiled via...

8 months ago | 1 answer | 0

1

answer

Answered
Can Matlab cellular functions -like cellfun- work with non linearly spaced indices ?
Thank you dpb and Steven Lord for your answers. I am going to test your solutions. Edit : yes indeed it is sieving. N may then t...

9 months ago | 0

Question

Can Matlab cellular functions -like cellfun- work with non linearly spaced indices ?
Hi, I would like to affect a value to some non linearly indexed elements of a vector with using a cell array. At the moment ...

9 months ago | 3 answers | 0

3

answers

Answered
Quickest way for alternate indexing a vector
Thank you all for your interest and answers :-) I am going to test them, pick the best in my case, and then choose for the co...

1 year ago | 0

Question

Quickest way for alternate indexing a vector
Hey, I am looking for the quickest way to create a vector like this : u = [5 7 11 13 17 19 23 25 ...

1 year ago | 5 answers | 0

5

answers

Answered
Apparent distance conservation in Matlab plot window while rotating 3D objects
Ok I realized I have to be even clearer. I am going to eplore the camera toolbar possibilities -which I didn't really know unti...

1 year ago | 0

Question

Apparent distance conservation in Matlab plot window while rotating 3D objects
Hey, When you plot a 3D object in Matlab and turn it around the apparent distance to this object will change, even if you set...

1 year ago | 2 answers | 0

2

answers

Answered
Rendering problem with surf and trisurf
Any clue ? Thank you.

2 years ago | 0

Question

Rendering problem with surf and trisurf
Hey, When I use surf or trisurf functions to plot a 3D plane made of several ploygons (triangles or squares for instance), I ...

2 years ago | 1 answer | 0

1

answer

Answered
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 years ago | 0

Answered
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 years ago | 0

Answered
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 years ago | 0

| accepted

Question

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

2 years ago | 1 answer | 1

1

answer

Question

Patent an algorithm written in Matlab ?
Hi, Everything or almost is in my title ! I know the rules / laws are different from one country to another (patenting an alg...

4 years ago | 1 answer | 1

1

answer

Question

Input to output variable copies in functions : influence on cpu
Hi ! One of the advantages of Matlab is its great tolerance on variable names. Meaning you can change the size, the dimension...

4 years ago | 1 answer | 0

1

answer

Answered
File exchange : ideal cover image size / dimensions ?
In the end I found by myself the answer to this question : it is not a matter of size, but of dimensions ratio. The 4:3 format s...

4 years ago | 0

| accepted

Answered
How to make the doc visible in the file exchange after git hub connexion ?
Ok, I actually still have the same problem (preview not available for documentations one connected to Github). My live scripts ...

4 years ago | 0

Answered
How to make the doc visible in the file exchange after git hub connexion ?
To answer the question : after looking at the other file exchange contributors I figured out it has to be in .mlx format. I sti...

4 years ago | 0

| accepted

Question

How to make the doc visible in the file exchange after git hub connexion ?
Hi, After I connected my mesh_processing_toolbox, to Git hub its documentation is no longer visible in the "Examples" tab (it...

4 years ago | 2 answers | 2

2

answers

Question

Get the index of one cell of a cell array
Hi, From a given cell of a cell array, how is it possible to easily and quickly get its index ? Thanks for help. Best.

5 years ago | 1 answer | 0

1

answer

Question

Operators "concatenation" ?
Hi, Is there a way to "concatenate" two or more Matlab operators while chaining several operations ? For instance, I have a co...

5 years ago | 1 answer | 0

1

answer

Question

Value dependant sort of matrix rows
Hi, I have a integer matrix which I know each row contain a certain value. I would like to sort each row of that matrix in t...

5 years ago | 1 answer | 0

1

answer

Answered
Switch colormap targeted axis
So simple, so clever ! Great thank Adam, I was struggling with much more complex tries.

5 years ago | 0

| accepted

Question

Switch colormap targeted axis
Hi, It is super easy to switch the axis while using a "surf / mesh like function" (simply by switching the X,Y,Z order in sur...

5 years ago | 1 answer | 0

1

answer

Question

File exchange : ideal cover image size / dimensions ?
Hi, The whole thing is in the title. Sometimes my cover images are "recut after" and I find not so obvious to find the right...

5 years ago | 1 answer | 0

1

answer

Question

Map between two cell arrays
Hi, I want to map two cell arrays. Following the Containers.Map documentation it is possible : "Keys, specified as a nume...

5 years ago | 1 answer | 0

1

answer

Answered
Pending Approval for File Exchange
Hi, I have the same issue : my file exchange submission is stuck with the Pending Approval status since a few days now. Is i...

5 years ago | 0

Answered
plot a mathmatical function
Perhaps you should have a look at linspace. u = linspace(1500,3000,16); % since there are 16 values between 1500 and 3000 wit...

5 years ago | 0