informationstate
Information state is a term used in linguistics, philosophy of language, and related fields to denote the information that is currently assumed to be common ground between interlocutors in a discourse, as well as the information actively under discussion. It represents what is known or taken for granted in the present conversational context and guides how new utterances are interpreted.
In dynamic semantics and pragmatics, information state is updated as conversations proceed. An assertion adds content
Information state differs from information structure, though they interact. Information structure concerns how propositions are packaged
Formal models often treat information state as a context, sometimes a set of propositions or a structured
Applications include discourse analysis, natural language understanding and generation, and AI modeling of agent knowledge. The