# Franck Dernoncourt

### MIT

Research Assistant in Artificial Intelligence (PhD) at MIT

http://francky.me

Professional Interests: Artificial Intelligence

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**Content Feed**

Question

Wavelet Toolbox's cwt(): benchmark against other wavelet libraries?

Hi, Is there any benchmark comparing the speed of Wavelet Toolbox's cwt() against other wavelet libraries written in Matlab ...

ongeveer 7 jaar ago | 0 answers | 0

### 0

answersHow to parallel 4 works with PARFOR with a Core i3 in Matlab

To change the value of NumWorkers from 2 to 4 of the local cluster profile programmatically, you can <http://www.mathworks.com/h...

ongeveer 7 jaar ago | 4

Question

Why do I need to be logged in to access the Archived MathWorks Documentation?

The Archived MathWorks Documentation for Matlab ( <http://www.mathworks.com/help/doc-archives.html> ) requires to be logged in. ...

meer dan 7 jaar ago | 1 answer | 2

### 1

answerQuestion

How can I change the behavior of the commenting function so that the location of the % respect the indentation?

When I comment the line 5 using ctrl+R> or clicking on the "comment" icon: <</matlabcentral/answers/uploaded_files/7685/JBdz6...

meer dan 7 jaar ago | 1 answer | 0

### 1

answerGap Staticstics Implementation

The Statistics Toolbox implements the gap statistic as a class in the package `clustering.evaluation` since R2013b: <http://www....

meer dan 7 jaar ago | 0

Question

How can I solve "Invalid object handle" error when trying to open a .fig?

When I try to open a figure using open('my_figure.fig'), I have this error message: <<https://qph.is.quoracdn.net/main-qimg-...

ongeveer 8 jaar ago | 2 answers | 0

### 2

answersQuestion

How can I bind more than one email address to my MathWorks account?

I would like to bind two email addresses to my MathWorks account: my usual e-mail address and my Institute e-mail address that I...

ongeveer 8 jaar ago | 0 answers | 0

### 0

answersQuestion

How to generate a geographical heat map? (worldwide, country-level granularity)

I want to create a geographical heat map like the following in MATLAB: <<http://i.stack.imgur.com/64DJY.png>> Each color i...

ongeveer 8 jaar ago | 1 answer | 1

### 1

answerNeuroEvolution of Augmenting Topologies(NEAT) in MATLAB

<http://nn.cs.utexas.edu/soft-view.php?SoftID=23> : _The Matlab NEAT package contains Matlab source code for the NeuroEvolut...

meer dan 8 jaar ago | 1

Question

How can I plot a neural network?

Say I created a neural network, such as net = feedforwardnet(30);, which I trained [net tr] = train(net,p,t); How can I plot ...

meer dan 8 jaar ago | 3 answers | 0

### 3

answersSolved

Back to basics 19 - character types

Covering some basic topics I haven't seen elsewhere on Cody. Return the number of punctuation characters in the input variabl...

meer dan 9 jaar ago

Solved

Back to basics 17 - white space

Covering some basic topics I haven't seen elsewhere on Cody. Remove the trailing white spaces from the input variable

meer dan 9 jaar ago

Solved

Back to basics 16 - byte order

Covering some basic topics I haven't seen elsewhere on Cody. Switch the byte order of the input (i.e. if little-endian -> big...

meer dan 9 jaar ago

Solved

Volume of this donut

Given hole diameter a, and outermost diameter b, determine the volume y of the resulting donut.

meer dan 9 jaar ago

Solved

No Twins?

Write a function that accepts as input a vector and returns the same vector, but retaining only the first occurrence of an eleme...

meer dan 9 jaar ago

Solved

Remove NaN ?

input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

meer dan 9 jaar ago

Solved

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.

meer dan 9 jaar ago

Solved

vectorization in N

For a given integer n (n>1), compute the sum f (i) (1 <= i <= n) where f (i) = 1 if n is odd and 2 otherwise.

meer dan 9 jaar ago

Solved

Make one big string out of two smaller strings

If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...

meer dan 9 jaar ago

Solved

Bottles of beer

Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

meer dan 9 jaar ago

Solved

Recurring Cycle Length (Inspired by Project Euler Problem 26)

Preface: This problem is inspired by <http://projecteuler.net/problem=26 Project Euler Problem 26> and uses text from that quest...

meer dan 9 jaar ago

Solved

Which doors are open?

There are n doors in an alley. Initially they are all shut. You have been tasked to go down the alley n times, and open/shut the...

meer dan 9 jaar ago

Solved

Subset Sum

Given a vector v of integers and an integer n, return the the indices of v (as a row vector in ascending order) that sum to n. I...

meer dan 9 jaar ago

Solved

Make a Palindrome Number

Some numbers like 323 are palindromes. Other numbers like 124 are not. But look what happens when we add that number to a revers...

meer dan 9 jaar ago

Solved

Interpolator

You have a two vectors, a and b. They are monotonic and the same length. Given a value, va, where va is between a(1) and a(end...

meer dan 9 jaar ago

Solved

Alphabetize by last name

Given a list of names in a cell array, sort the list by the last name. So if list = {'Barney Google','Snuffy Smith','Dagwood ...

meer dan 9 jaar ago

Solved

Clean the List of Names

Given a list of names in a cell array, remove any duplications that result from different capitalizations of the same string. So...

meer dan 9 jaar ago

Solved

Renaming a field in a structure array

MATLAB has a <http://www.mathworks.com/help/techdoc/ref/setfield.html setfield> and a <http://www.mathworks.com/help/techdoc/ref...

meer dan 9 jaar ago

Solved

Swap the input arguments

Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

meer dan 9 jaar ago