Stanford CS224N: NLP with Deep Learning | Winter 2019 | Lecture 2 – Word Vectors and Word Senses

For more information about Stanford’s Artificial Intelligence professional and graduate programs, visit: https://stanford.io/3qeGYcW Professor Christopher Manning Thomas M. Siebel Professor in Machine Learning, Professor of Linguistics and of Computer Science Director, Stanford Artificial Intelligence Laboratory (SAIL) To follow along with the course schedule and syllabus, visit: http://web.stanford.edu/class/cs224n/... Chapters: 00:00 Intro 00:29 Ipython Notebook 01:57 Analogy Problems 07:18 Principle components analysis scatter plot 09:56 Halt your Ipython notebooks 24:19 Stochastic Gradients with Word Vectors 26:07 Two Word Vectors 29:49 Negative Sampling 30:46 Sigmoid Functions 33:04 Unigram Distribution