PPT-PRESUPPOSITION AND ENTAILMENT

PRESUPPOSITION AND ENTAILMENT A presupposition is something the speaker assumes to be the case prior to making an utterance Speakers not sentences have presupposition Example 1 Marys brother bought three houses. The study of how presuppositions project is the study of if/when/how the presuppositions of complex sentences are inherited from presuppositions of their parts.. [. IP. ………….[. XP. and entailment. A presupposition is something the speaker assumes to be the case prior to making an utterance. Speakers, not sentences, have presuppositions.. An entailment is something that logically follows from what is asserted in the utterance. Sentences, not speakers, have entailments.. Peter Clark. Allen Institute for Artificial Intelligence (AI2). Mission: . achieve scientific breakthroughs by constructing AI systems with reasoning, learning, and reading capabilities. . 2. Overall Goals. LIN1180 – Semantics. Lecture 10. Part 1 (from last week). Theories of presupposition: the semantics-pragmatics interface. Two main approaches. Presupposition as a property of sentences. under this view, presupposition is part of linguistic meaning. QA4MRE, . and Machine Reading. Peter Clark. Vulcan Inc.. What is . Machine Reading?. Not (just). parsing + word senses. Construction of a . coherent representation. of the scene the text describes. relations. Presented by:. . Jihan. . Nidhamalddin. &. . Afifa. Ahmed.. M.A students of Applied Linguistics. 2011.. . . . Sense relations. Relations between the meanings of two or more lexemes. They form the links connecting words in the lexicon. . The common ground in a conversation is the set of propositions that the interlocutors agree are true.. Common Grounds differ depending on who the participants are, and the time of conversation. . In our common ground:. Gatt. LIN1180 Semantics. In this lecture. More on the concept of truth. A priori / necessary / analytic. Presupposition. The concept of . truth revisited. Part . 1. Truth conditions. LIN 1180 - Semantics. Randy . Goebel. Alberta Innovates Centre for Machine Learning. Department of Computing Science. University of Alberta. Edmonton, Alberta . Canada. rgoebel@ualberta.ca. Fuji-san. BIRS. Science or Engineering?. (Excitement Project). Bernardo Magnini. (on behalf of the Excitement consortium). 1. STS workshop, NYC March 12-13 2012. Excitement Project. EXploring. Customer Interactions through Textual . EntailMENT. Peter Clark. Allen Institute for Artificial Intelligence (AI2). Mission: . achieve scientific breakthroughs by constructing AI systems with reasoning, learning, and reading capabilities. . 2. Overall Goals. Entailment and Paraphrasing. MSR Paraphrase Corpus. 1. Amrozi. accused his brother, whom he called "the witness", of deliberately distorting his evidence.. Referring to him as only "the witness", . Amrozi. ENTAILMENT. 4.1 Presupposition. 4.2 Types of Presupposition. 4.3 The Projection Problem. 4.4 Ordered Entailment. Introduction. : something that the speaker assumes to be the case before making an utterance. Omer Levy . Ido. Dagan Jacob Goldberger. Bar-. Ilan. University, . Israel. Open IE. Extracts propositions from text. “…which makes aspirin relieve headaches.”. No supervision. No pre-defined schema.