An approach for end-to-end QoS and network resources management. - Abdelhamid Helali; Adel Soudani; Salem Nasri; Thierry Divoux (Comput. Stand. Interfaces, 2005)

Energy-efficient wavelet image compression in Wireless Sensor Network. - Mohsen Nasri; Abdelhamid Helali; Halim Sghaier; Hassen Maaref (ICWUS, 2010)

Adaptive image compression technique for wireless sensor networks. - Mohsen Nasri; Abdelhamid Helali; Halim Sghaier; Hassen Maaref (Comput. Electr. Eng., 2011)

Ultra low power low noise amplifier design for 2.4 GHz applications. - Amina Msolli; Mohsen Nasri; Abdelhamid Helali; Hassen Maaref (DTIS, 2012)

Trade-Off Analysis of Energy Consumption and Image Quality for Multihop Wireless Sensor Networks. - Mohsen Nasri; Abdelhamid Helali; Halim Sghaier; Hassen Maaref (Int. J. Wirel. Inf. Networks, 2012)

Improved feature extraction method based on Histogram of Oriented Gradients for pedestrian detection. - Haythem Ameur; Abdelhamid Helali; Mohsen Nasri; Hassen Maaref; Anis Youssef (GSCIT, 2014)

Enhance resiliency to pool based key pre-distribution scheme. - Amina Msolli; Abdelhamid Helali; Hassen Maaref (GSCIT, 2014)

Images compression techniques for wireless sensor network applications. - Mohsen Nasri; Abdelhamid Helali; Halim Sghaier; Hassen Maaref (Int. J. Speech Technol., 2015)

Image encryption with the AES algorithm in wireless sensor network. - Amina Msolli; Abdelhamid Helali; Hassen Maaref (ATSIP, 2016)

Distributed fuzzy logic based routing protocol for wireless sensor networks. - Asma Messaoudi; Rabiaa Elkamel; Abdelhamid Helali; Ridha Bouallegue (SoftCOM, 2016)

Hardware implementation of an improved HOG descriptor for pedestrian detection. - Haythem Ameur; Amina Msolli; Abdelhamid Helali; Hassen Maaref; Anis Youssef (ICCAD, 2017)

Cross-layer based routing protocol for Wireless Sensor Networks using a fuzzy logic module. - Asma Messaoudi; Rabiaa Elkamel; Abdelhamid Helali; Ridha Bouallegue (IWCMC, 2017)

Vehicle recognition system based on customised HOG for automotive driver assistance system. - Haythem Ameur; Amina Msolli; Abdelhamid Helali; Anis Youssef; Hassen Maaref (Int. J. Intell. Eng. Informatics, 2017)

New security approach in real-time wireless multimedia sensor networks. - Amina Msolli; Abdelhamid Helali; Hassen Maaref (Comput. Electr. Eng., 2018)

Hardware implementation of real-time pedestrian detection system. - Abdelhamid Helali; Haythem Ameur; J. M. Górriz; Javier Ramírez 001; Hassen Maaref (Neural Comput. Appl., 2020)

Based blockchain-lightweight cryptography techniques for security information: A verification secure system for user authentication. - Imen Hagui; Amina Msolli; Abdelhamid Helali; F. Hassen (ICCAD, 2021)

SPEECH-MAC: Special purpose energy-efficient contention-based hybrid MAC protocol for WSN and Zigbee network. - Nader Ajmi; Abdelhamid Helali; Pascal Lorenz; Ridha Mghaieth (Int. J. Commun. Syst., 2021)

Energy-efficient fuzzy logic-based cross-layer hierarchical routing protocol for wireless Internet-of-Things sensor networks. - Mohsen Nasri; Abdelhamid Helali; Hassen Maaref (Int. J. Commun. Syst., 2021)

KMPH: Key Management Scheme Based on Pool-Hash for WSN. - Abdelhamid Helali; Amina Msolli; Hassen Maaref; Ridha Mghaieth (J. Circuits Syst. Comput., 2021)

MWCSGA - Multi Weight Chicken Swarm Based Genetic Algorithm for Energy Efficient Clustered Wireless Sensor Network. - Nader Ajmi; Abdelhamid Helali; Pascal Lorenz; Ridha Mghaieth (Sensors, 2021)

Cross-layered energy optimization with MAC protocol based routing protocol in clustered wireless sensor network in internet of things applications. - Nader Ajmi; Amina Msolli; Abdelhamid Helali; Pascal Lorenz; Ridha Mghaieth (Int. J. Commun. Syst., 2022)

Energy management and load forecasting in Smart grid. - Monia Bartouli; Abdelhamid Helali; Fredj Hassen (SSD, 2023)

New key management scheme based on pool-hash for WSN and IoT. - Amina Msolli; Nader Ajmi; Abdelhamid Helali; Abdelaziz Gassoumi; Hassen Maaref; Ridha Mghaieth (J. Inf. Secur. Appl., 2023)

A blockchain-based security system with light cryptography for user authentication security. - Imen Hagui; Amina Msolli; Noura ben Henda; Abdelhamid Helali; Abdelaziz Gassoumi; Thanh Phuong Nguyen 001; Fredj Hassen (Multim. Tools Appl., 2024)

Attack Detection in IoT Network Using Support Vector Machine and Improved Feature Selection Technique. - Noura ben Henda; Amina Msolli; Imen Haggui; Abdelhamid Helali; Hassen Maaref (J. Netw. Syst. Manag., 2024)

Early Diagnosis of Alzheimer's Disease Using YOLOv11 Deep Learning Model in MRI Scans. - Wided Hechkel; Rim Missaoui; Abdelhamid Helali (SSD, 2025)