Weekly Update for December 11

NIPS 2017

• Arguably the most important conference in AI.
• Over 6000 people, including all the big tech companies.
• Videos for many of the sessions at https://www.facebook.com/NIPSlive/
• This was a conference devoted to applications of statistics. We are a large applied statistics department. Why was I the only one there?

NIPS 2017

Graph Type Importance and Frequencies

Consider the 10 Most Frequent Graph Types

• 2_192
• 3_224
• 4_112
• 4_120
• 4_98
• 5_120
• 5_225
• 6_112
• 7_120
• 8_112

A Fully Bayesian Approach

• 9 writers
• 6 documents per writer
• Data:

Hierarchical Model

Estimates of Posterior Distn. for π_w vectors

Writing Samples

• Writing samples from writer #4 (top) and writer #8 (bottom).

Questioned Writer #1

Questioned Writer #2

Analysis of two new questioned writings

Results of Authorship Analysis

Results of Authorship Analysis

Judge training

• Current draft version: be completed by December 22nd.
• Current concepts: independence, sampling, conditional probabilities

Topic Contributed Session JSM

• No one else volunteered to chair, so I’ll reach out to CMU people.
• From there, I’ll just harang some participation.