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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Inviato
Autoencoder Feature Selector basic example
This code implements the method described in "Autoencoder Inspired Unsupervised Feature" (Han 2018)
17 giorni fa | 2 download |
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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
7 mesi fa | 2 download |
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kNN simple example
This is a very simple example of the k Nearest Neighbors algorithm in action
8 mesi fa | 2 download |
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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 mesi fa | 2 download |
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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 mesi fa | 7 download |
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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 mesi fa | 3 download |
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Simple Highway Network example from scratch.
This is a very basic Highway Network example comparing its performances with a Feedforward Neural Network.
oltre un anno fa | 1 download |
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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...
oltre un anno fa | 12 download |
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Smallest CNN possible
Smallest CNN taking 3x3 pictures as inputs and able to recognize 4 classes
oltre un anno fa | 1 download |
Risolto
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 ...
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Generate this matrix
Generate the following matrix. n = 2; out = [-4 -3 -2 -1 0 -3 -2 -1 0 1 -...
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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) ...
oltre un anno fa
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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...
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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
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Matlab Basics - Rounding II
Write a script to round a variable x to 3 decimal places: e.g. x = 2.3456 --> y = 2.346
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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...
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MATLAB Basic: rounding IV
Do rounding towards plus infinity. Example: -8.8, answer -8 +8.1 answer 9 +8.50 answer 9
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MATLAB Basic: rounding III
Do rounding towards minus infinity. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 8
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MATLAB Basic: rounding II
Do rounding nearest integer. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 9
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MATLAB Basic: rounding
Do rounding near to zero Example: -8.8, answer -8 +8.1 answer 8
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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...
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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. ...
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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...
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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...
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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...
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Frequency Modulation GUI
This is a simple GUI to help understand Frequency Modulation
oltre un anno fa | 3 download |
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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...
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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...
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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...
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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...
oltre un anno fa | 43 download |