1. 11 Thoughts on STS regarding Machine Reading Ralph Weischedel 12 March 2012

2. 2 DARPA Machine Reading Objective: –Populate a knowledge based by reading text, given a customer-specified ontology Evaluation –Queries: formal language –Answers: formal language Formal semantics & reasoning, rather than text similarity

3. 3 Possible Application: Reading Comprehension (Question Answering) Task: –Read text and answer NL questions with NL answers Roles: –Semantic retrieval of sentences that may have an answer –Detecting redundancy –Automatic scoring? Caveat –Assumes question has an answer in a single sentence