Daniel Fried

Policy Gradient as a Proxy for Dynamic Oracles in Constituency Parsing

2018

Dynamic oracles provide strong supervision for training constituency parsers with exploration, but must be custom defined for a given parser's transition system. We explore using a policy gradient method as a parser-agnostic alternative. In addition …

Pragmatics in Language Grounding: Phenomena, Tasks, and Modeling Approaches

2022 · arXiv (Cornell University)

People rely heavily on context to enrich meaning beyond what is literally said, enabling concise but effective communication. To interact successfully and naturally with people, user-facing artificial intelligence systems will require similar skills in pragmatics: …

Asking More Informative Questions for Grounded Retrieval

2024

When a model is trying to gather information in an interactive setting, it benefits from asking informative questions.However, in the case of a grounded multi-turn image identification task, previous studies have been constrained to polar …