Lyes Demri
USTHB
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I'm an associate professor at USTHB
Python, C++, C, Java, C#, PHP, MATLAB, HTML, Assembly
Spoken Languages:
English, French
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Submitted
Autoencoder Feature Selector basic example
This code implements the method described in "Autoencoder Inspired Unsupervised Feature" (Han 2018)
en dag ago | 4 downloads |
Submitted
PCA demonstration and tool
This is just a small demo of PCA and includes a function to encode a data matrix with the smallest amount of dimensions
8 månader ago | 2 downloads |
Submitted
kNN simple example
This is a very simple example of the k Nearest Neighbors algorithm in action
8 månader ago | 2 downloads |
Submitted
Structure in Letter Sequences (Elman 1990)
This is an implementation of Elman's second simulation presented in his 1990 paper (Finding Structure in Time)
9 månader ago | 2 downloads |
Submitted
Simple LSTM prediction example
This example shows the implementation of an LSTM layer used to predict the following samples of a signal based on the first few ...
11 månader ago | 7 downloads |
Submitted
Elman Network from scratch
This simply shows an Elman Recurrent Network learning 3 output signals based on 3 input signals. Every step is explained
11 månader ago | 3 downloads |
Submitted
Simple Highway Network example from scratch.
This is a very basic Highway Network example comparing its performances with a Feedforward Neural Network.
mer än ett år ago | 1 download |
Submitted
MNIST handwritten digit recognition with LeNet-1 CNN
This is an implementation of the method described in LeCun's 1989 "Handwritten Digit Recognition with a Back-Propagation Network...
mer än ett år ago | 12 downloads |
Submitted
Smallest CNN possible
Smallest CNN taking 3x3 pictures as inputs and able to recognize 4 classes
mer än ett år ago | 2 downloads |
Solved
Dog Statistics
The vectors ht and wt contains the heights and weights of 20 golden retrievers. In some cases, it was not possible to make both ...
mer än ett år ago
Solved
Generate this matrix
Generate the following matrix. n = 2; out = [-4 -3 -2 -1 0 -3 -2 -1 0 1 -...
mer än ett år ago
Solved
Make roundn function
Make roundn function using round. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) ...
mer än ett år ago
Solved
Rounding off numbers to n decimals
Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...
mer än ett år ago
Solved
Matlab Basics - Rounding III
Write a script to round a large number to the nearest 10,000 e.g. x = 12,358,466,243 --> y = 12,358,470,000
mer än ett år ago
Solved
Matlab Basics - Rounding II
Write a script to round a variable x to 3 decimal places: e.g. x = 2.3456 --> y = 2.346
mer än ett år ago
Solved
Check that number is whole number
Check that number is whole number Say x=15, then answer is 1. x=15.2 , then answer is 0. http://en.wikipedia.org/wiki/Whole_numb...
mer än ett år ago
Solved
MATLAB Basic: rounding IV
Do rounding towards plus infinity. Example: -8.8, answer -8 +8.1 answer 9 +8.50 answer 9
mer än ett år ago
Solved
MATLAB Basic: rounding III
Do rounding towards minus infinity. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 8
mer än ett år ago
Solved
MATLAB Basic: rounding II
Do rounding nearest integer. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 9
mer än ett år ago
Solved
MATLAB Basic: rounding
Do rounding near to zero Example: -8.8, answer -8 +8.1 answer 8
mer än ett år ago
Solved
Simpson's Paradox - Calculate correlation coefficients for groups of data
Simpson's Paradox is a statistical phenomenon where groups of data can have a characteristic while the whole data set together h...
mer än ett år ago
Solved
Plotting Practice
Plot cos(x) vs x as shown in the figure below. Include the appropriate title, x-label, and y-label. Note, it is case sensitive. ...
mer än ett år ago
Solved
Find the minimum of the column-maximums of a matrix
Given a matrix A, find the maximum value of each column, then return the smallest of those maximum values (ie return the minimum...
mer än ett år ago
Solved
Find Closest Constant
Given a number x, return the value that is closest to x from this list of constants: 0, 1, , e, , (also known as ). For exampl...
mer än ett år ago
Solved
Matrix Quadrants
Write a function that takes N as the input, and outputs a matrix whose upper-left (NxN) quadrant contains all ones, the lower-ri...
mer än ett år ago
Submitted
Frequency Modulation GUI
This is a simple GUI to help understand Frequency Modulation
mer än ett år ago | 4 downloads |
Solved
Calculate the mean of each half of a matrix
Given a matrix with an even number of columns, n, return a 1-by-2 row vector where the first element is the mean of all the elem...
mer än ett år ago
Solved
Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the numbers. Otherwise return false. Example...
mer än ett år ago
Solved
Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...
mer än ett år ago
Submitted
Handwritten digit recognition with simple Neural Net
This is a very basic example of handwritten digit recognition using a simple 3-layer neural network built from scratch. Shows ev...
mer än ett år ago | 43 downloads |