For more information about Stanford’s Artificial Intelligence professional and graduate programs, visit: https://stanford.io/ai
To learn more about this course visit: https://online.stanford.edu/courses/cs224u-natural-language-understanding
To follow along with the course schedule and syllabus visit: https://web.stanford.edu/class/cs224u/
Bill MacCartney
Director of Proactive Intelligence at Apple
Professor Christopher Potts
Professor and Chair, Department of Linguistics
Professor, by courtesy, Department of Computer Science
0:00 Introduction
0:27 Overview
1:05 The task of relation extraction
1:54 Task definition
3:14 Goal: machine reading
4:06 Applications: intelligent assistants
5:12 Applications: building ontologies
6:16 Applications: gene regulation
6:55 Hand-built patterns Idea: define some extraction patterns
8:21 Supervised learning Idea: label examples, train a classifier
11:22 Distant supervision: limitations