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cs.CL2026
From Task Success to Productive Success: Evaluating Human-AI Collaboration by Quality and Cost
Saki Imai, Mert İnan, Malihe Alikhani
AI productivity is often measured by task completion time, economic value, or improvements in outcome quality. However, these measures usually treat collaboration as a black box wh…
cs.LG2026
MixDPO: Modeling Preference Strength for Pluralistic Alignment
Saki Imai, Pedram Heydari, Anthony Sicilia +3
Preference based alignment objectives implicitly assume that all human preferences are expressed with equal strength. In practice, however, preference strength varies across indivi…