activity
20242026
collaborators

5 papers

cs.CL2026

Extractive Summarization for Arabic Documents Using SAraBERT with a Semantic Siamese Similarity Evaluation Metric

Sami Shames El Deen, Mariette Awad

In this research, we introduce SAraBERT, an enhanced version of AraBERT which proposes inter-sentence transformer layers for extractive summarization tasks. To ensure that the summ…

cs.CL2026

Obscuring Data Contamination Through Translation: Evidence from Arabic Corpora

Chaymaa Abbas, Nour Shamaa, Mariette Awad

Data contamination undermines the validity of Large Language Model evaluation by enabling models to rely on memorized benchmark content rather than true generalization. While prior…

cs.AI2026

ChartComplete: A Taxonomy-based Inclusive Chart Dataset

Ahmad Mustapha, Charbel Toumieh, Mariette Awad

With advancements in deep learning (DL) and computer vision techniques, the field of chart understanding is evolving rapidly. In particular, multimodal large language models (MLLMs…

cs.CL2025

Can Small-Scale Data Poisoning Exacerbate Dialect-Linked Biases in Large Language Models?

Chaymaa Abbas, Mariette Awad, Razane Tajeddine

Style-conditioned data poisoning is identified as a covert vector for amplifying sociolinguistic bias in large language models. Using small poisoned budgets that pair dialectal pro…

cs.CL2024

AraSTEM: A Native Arabic Multiple Choice Question Benchmark for Evaluating LLMs Knowledge In STEM Subjects

Ahmad Mustapha, Hadi Al-Khansa, Hadi Al-Mubasher +5

Large Language Models (LLMs) have shown remarkable capabilities, not only in generating human-like text, but also in acquiring knowledge. This highlights the need to go beyond the…