Explanipedia

Optimizing YOLOv11 for automated classification of breast cancer in medical images Open

Tarek Abd El‐Hafeez, Mohamed Tarek, Awny Sayed · 2025

Breast cancer diagnosis via histopathology image analysis is a complex and subjective process. While deep learning has emerged as a powerful tool for automation, achieving high accuracy across diverse cancer subtypes and magnification leve…

Arabic Sentiment Analysis Using Optuna Hyperparameter Optimization and Metaheuristics Feature Selection to Improve Performance of LightGBM Open

Mostafa Medhat Nazier, Mamdouh M. Gomaa, Mohamed Abdallah, Awny Sayed · 2025

Sentiment Analysis on Twitter's Big Data Against the Covid- 19 Pandemic Using Machine Learning Algorithms Open

Awny Sayed, Mamdouh M. Gomaa, Mostafa Medhat Nazier · 2023

This paper analyzes users reactions on Twitter to the COVID-19 pandemic, using machine learning and data mining algorithms to classify tweets according to economic and health fears. A large dataset of tweets is explored, extracted, transfo…

Dynamic Candidate Solution Boosted Beluga Whale Optimization Algorithm for Biomedical Classification Open

Essam H. Houssein, Awny Sayed · 2023

In many fields, complicated issues can now be solved with the help of Artificial Intelligence (AI) and Machine Learning (ML). One of the more modern Metaheuristic (MH) algorithms used to tackle numerous issues in various fields is the Belu…

VeriFace: Defending against Adversarial Attacks in Face Verification Systems Open

Awny Sayed · 2023

Face verification systems are critical in a wide range of applications, such as security systems and biometric authentication.However, these systems are vulnerable to adversarial attacks, which can significantly compromise their accuracy a…

Split-n-Swap: A New Modification of the Twofish Block Cipher Algorithm Open

Awny Sayed, Maha Mahrous, Enas Elgeldawi · 2022

Securing digital data from unauthorized access throughout its entire lifecycle has been always a critical concern. A robust data security system should protect the information assets of any organization against cybercriminal activities. Th…

Semantic Protocol and Resource Description Framework Query Language: A Comprehensive Review Open

Essam H. Houssein, Nahed Ibrahem, Alaa M. Zaki, Awny Sayed · 2022

This review presents various perspectives on converting user keywords into a formal query. Without understanding the dataset’s underlying structure, how can a user input a text-based query and then convert this text into semantic protocol …

Hyperparameter Tuning for Machine Learning Algorithms Used for Arabic Sentiment Analysis Open

Enas Elgeldawi, Awny Sayed, Ahmed R. Galal, Alaa M. Zaki · 2021

Machine learning models are used today to solve problems within a broad span of disciplines. If the proper hyperparameter tuning of a machine learning classifier is performed, significantly higher accuracy can be obtained. In this paper, a…

A Comparative Analysis of Symmetric Algorithms in Cloud Computing: A Survey Open

Enas Elgeldawi, Maha Mahrous, Awny Sayed · 2019

Introducing Cloud computing to the globe has changed many conceptual and infrastructural bases for today's and tomorrow's computing.It has made the global thinking migrates rapidly towards cloud based architecture.Clouds bring out a variet…

IBRI-CASONTO: Ontology-based semantic search engine Open

Awny Sayed, Amal Al Muqrishi · 2017

The vast availability of information, that added in a very fast pace, in the data repositories creates a challenge in extracting correct and accurate information. Which has increased the competition among developers in order to gain access…

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