الباحثون

Leshem Choshen

المنشورات 2

نسخة أولية وصول مفتوح

Asking for What Was Never Requested: Horizontal and Vertical Proactivity in Agents

Ido Levy, Asaf Yehudai, Segev Shlomov وآخرون · 2026

An agent that uses tools typically responds to what the user explicitly asks, yet completing the task may require information the user never requested. Work on proactive agents mainly studies whether and when an agent should act on its own, not what information it should pursue. We study a distinct axis of proactivity: …

نسخة أولية وصول مفتوح

Why Pretraining Fails to Share Cross-Lingual Knowledge

Adam Gaber, Uriel Dolev, Elisabeth Fittschen وآخرون · 2026

Large Language Models (LLMs) have made remarkable progress in the processing and modeling of many languages. Yet, unlike human multilinguals, they exhibit surprisingly limited cross-lingual knowledge transfer. While this limitation is well documented, its origins during multilingual training remain unclear. We pretrain …

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