Jaoua Emna

10 Questions 23 Answers 0 Followers

Questions related from Jaoua Emna

How much is the entropy of the celebA dataset or the MNIST dataset ?

I want to know the value of the entropy of the celebA dataset or the MNIST dataset. I need it later for comparison purposes. Thank you in advance.

12 December 2018 8,013 4 View

How fitting a keras model work in term of Tensorflow graph ?

Hi , I have implemented a custom Loss function using Tensorflow operations. I tested it and it was working fine. However, when I wanted to add this loss to my VAE model and then fit the model, I...

09 September 2018 7,976 1 View

How can I call a function that uses numpy arrays with Tensor objects ?

Hi, This post in Stack overflow will give a better explanation about the problem that I am facing. https://stackoverflow.com/questions/52004148/convert-function-that-uses-iteration-to-keras

09 September 2018 6,787 0 View

Disentangled Variational Autoencoders are not regenerating accurate input matrices ?

I am working on regenerating matrices. Those matrices represent 6 by 6 grid layouts. They contain values that show how the grid can be divided. So , I am using disentangled variational...

08 August 2018 5,896 8 View

Is anyone know the physical explanation of the ROC curves for the energy detector algorithm ?

the graph of the probability of detection versus the probability of false alarm. I have implemented the algorithm of the energy detector in matlab and to plot the probability of detection in...

06 June 2016 4,152 6 View

Did someone simulate the cyclostationary spectrum sensing algorithm to calculate the probability of detection on matlab ?

I have made a program that calculate the maximum of the correlation spectral density and compare it with a threshold.this algorithm use the approach of the FFT accumulation method (FAM).the...

05 May 2016 5,033 7 View

Could NI Labview help me simulating the energy based spectrum sensing algorithm? Is there any example of some simulation on labview ?

Actually , I want to simulate energy based spectrum sensing for cognitive radio then implement it on the platform NI USRP 2900.

05 May 2016 3,834 5 View

Which SDR platform (USRP B200 or RTL-SDR) do I need for implementing energy-detection based spectrum sensing ?

Actually , I need to test the performance ,capabilities of Software defined radio and cognitive radio modules (spectrum sensing algorithms) on an USRP platform.Then depending on the results I want...

04 April 2016 8,348 7 View

Why Variational autoencoders perform bad when they have as input training data only 1 sample ?

The concept behind using autoencoders is to regenerate or replicate the same input. I have as input a 6By6 matrix that represent a grid layout image. I used as training and testing data for...

01 January 1970 1,852 15 View

Does Quantize pooling or Quantization pooling exist as post processing image transformation ?

Hi All, I am using variational autoencoders as machine learning model for UI layout generation. Those UI layouts are given as images (matrices) to the machine learning model as input. The problem...

01 January 1970 6,870 4 View