collaborators

5 papers

cs.LG2026

Stop Guessing When to Stop Testing: Efficient Model Evaluation with Just Enough Data

Ofir Arviv, Kristjan Greenewald, Yotam Perlitz +3

The inherent rigidity of fixed-size benchmarks makes them an inefficient tool for model evaluation. Diverse evaluation objectives, including model ranking, model selection and test…

cs.AI2026

Agent Mentor: Framing Agent Knowledge through Semantic Trajectory Analysis

Roi Ben-Gigi, Yuval David, Fabiana Fournier +4

AI agent development relies heavily on natural language prompting to define agents' tasks, knowledge, and goals. These prompts are interpreted by Large Language Models (LLMs), whic…

cs.AI2026

AgentFixer: From Failure Detection to Fix Recommendations in LLM Agentic Systems

Hadar Mulian, Sergey Zeltyn, Ido Levy +3

We introduce a comprehensive validation framework for LLM-based agentic systems that provides systematic diagnosis and improvement of reliability failures. The framework includes f…

cs.CY2025

Selecting the Right LLM for eGov Explanations

Lior Limonad, Fabiana Fournier, Hadar Mulian +3

The perceived quality of the explanations accompanying e-government services is key to gaining trust in these institutions, consequently amplifying further usage of these services.…

cs.AI2025

Beyond Black-Box Benchmarking: Observability, Analytics, and Optimization of Agentic Systems

Dany Moshkovich, Hadar Mulian, Sergey Zeltyn +3

The rise of agentic AI systems, where agents collaborate to perform diverse tasks, poses new challenges with observing, analyzing and optimizing their behavior. Traditional evaluat…