Search Results for author: Mohamed Cheriet

Found 18 papers, 1 papers with code

Non-Negative Matrix Factorization with Scale Data Structure Preservation

no code implementations22 Sep 2022 Rachid Hedjam, Abdelhamid Abdesselam, Abderrahmane Rahiche, Mohamed Cheriet

The model described in this paper belongs to the family of non-negative matrix factorization methods designed for data representation and dimension reduction.

Clustering Dimensionality Reduction

Leveraging Centric Data Federated Learning Using Blockchain For Integrity Assurance

no code implementations9 Jun 2022 Riadh Ben Chaabene, Darine Amayed, Mohamed Cheriet

Machine learning abilities have become a vital component for various solutions across industries, applications, and sectors.

Federated Learning User Simulation

A Learning Framework for Bandwidth-Efficient Distributed Inference in Wireless IoT

no code implementations17 Mar 2022 Mostafa Hussien, Kim Khoa Nguyen, Mohamed Cheriet

To this end, we propose a novel deep learning-based framework for compressing and quantizing the observations of correlated sensors.

Data Compression

Energy Disaggregation using Variational Autoencoders

1 code implementation22 Mar 2021 Antoine Langevin, Marc-André Carbonneau, Mohamed Cheriet, Ghyslain Gagnon

In this paper we address these issues and propose an energy disaggregation approach based on the variational autoencoders framework.

Non-Intrusive Load Monitoring

PRVNet: A Novel Partially-Regularized Variational Autoencoders for Massive MIMO CSI Feedback

no code implementations9 Nov 2020 Mostafa Hussien, Kim Khoa Nguyen, Mohamed Cheriet

In a multiple-input multiple-output frequency-division duplexing (MIMO-FDD) system, the user equipment (UE) sends the downlink channel state information (CSI) to the base station to report link status.

BLCS: Brain-Like based Distributed Control Security in Cyber Physical Systems

no code implementations8 Feb 2020 Hui Yang, Kaixuan Zhan, Michel Kadoch, Yongshen Liang, Mohamed Cheriet

To deal with this issue, we propose a brain-like based distributed control security (BLCS) architecture for F-RON in CPS, by introducing a brain-like security (BLS) scheme.

Blocking Distributed Computing +1

Efficient No-Reference Quality Assessment and Classification Model for Contrast Distorted Images

no code implementations7 Apr 2018 Hossein Ziaei Nafchi, Mohamed Cheriet

In this paper, an efficient Minkowski Distance based Metric (MDM) for no-reference (NR) quality assessment of contrast distorted images is proposed.

General Classification

FSITM: A Feature Similarity Index For Tone-Mapped Images

no code implementations19 Apr 2017 Hossein Ziaei Nafchi, Atena Shahkolaei, Reza Farrahi Moghaddam, Mohamed Cheriet

In this work, based on the local phase information of images, an objective index, called the feature similarity index for tone-mapped images (FSITM), is proposed.

Tone Mapping

MUG: A Parameterless No-Reference JPEG Quality Evaluator Robust to Block Size and Misalignment

no code implementations12 Sep 2016 Hossein Ziaei Nafchi, Atena Shahkolaei, Rachid Hedjam, Mohamed Cheriet

The proposed metric called median of unique gradients (MUG) is based on the very simple facts of unique gradient magnitudes of JPEG compressed images.

No-Reference Image Quality Assessment NR-IQA

Mean Deviation Similarity Index: Efficient and Reliable Full-Reference Image Quality Evaluator

no code implementations26 Aug 2016 Hossein Ziaei Nafchi, Atena Shahkolaei, Rachid Hedjam, Mohamed Cheriet

Motivated by a recent work that utilizes the standard deviation pooling, a general formulation of the DP is presented in this paper and used to compute a final score from the proposed GS and CS maps.

Image Compression Image Quality Assessment +1

Modified Hausdorff Fractal Dimension (MHFD)

no code implementations13 May 2015 Reza Farrahi Moghaddam, Mohamed Cheriet

The Hausdorff fractal dimension has been a fast-to-calculate method to estimate complexity of fractal shapes.

Deviation Based Pooling Strategies For Full Reference Image Quality Assessment

no code implementations26 Apr 2015 Hossein Ziaei Nafchi, Rachid Hedjam, Atena Shahkolaei, Mohamed Cheriet

In this paper, we propose to use the mean absolute deviation (MAD) and show that it is a more robust and accurate pooling strategy for a wider range of IQAs.

Image Quality Assessment

A Multiple-Expert Binarization Framework for Multispectral Images

no code implementations4 Feb 2015 Reza Farrahi Moghaddam, Mohamed Cheriet

In this work, a multiple-expert binarization framework for multispectral images is proposed.

Binarization

Spiralet Sparse Representation

no code implementations15 Apr 2014 Reza Farrahi Moghaddam, Mohamed Cheriet

This is the first report on Working Paper WP-RFM-14-01.

A maximal-information color to gray conversion method for document images: Toward an optimal grayscale representation for document image binarization

no code implementations25 Jun 2013 Reza Farrahi Moghaddam, Shaohua Chen, Rachid Hedjam, Mohamed Cheriet

A novel method to convert color/multi-spectral images to gray-level images is introduced to increase the performance of document binarization methods.

Binarization

Large Margin Low Rank Tensor Analysis

no code implementations11 Jun 2013 Guoqiang Zhong, Mohamed Cheriet

Furthermore, the generalization of our model based on similarity between the learned low dimensional embeddings can be viewed as counterpart of recognition of human brain.

Face Recognition Object Recognition

Unsupervised ensemble of experts (EoE) framework for automatic binarization of document images

no code implementations13 May 2013 Reza Farrahi Moghaddam, Fereydoun Farrahi Moghaddam, Mohamed Cheriet

After building the endorsement graph of the ensemble for an input document image based on the confidentness of the experts, the saturated opinions are consolidated, and then the schools of experts are identified by thresholding the consolidated endorsement graph.

Binarization

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