/pTSAFall2018

DS-GA 3001.001/.002 Probabilistic time series analysis Fall 2018

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timeseries2018

DS-GA 3001.001 Probabilistic Time Series Analysis

Lecture

Tue 2:00-3:40pm, 60 5th Av, C10

Lab (required for all students)

Wed 5.20- 6.10pm 60 5th Av, C10

Instructor

Cristina Savin, csavin@nyu.edu Office hours: Tue 4:00-5:00pm, Room 608

TA

Tim Kunisky, dk3105@nyu.edu Office hours: Wed 6:10-7:10pm, Room C15

Overview

This graduate level course presents fundamental tools for characterizing data with statistical dependencies over time, and using this knowledge for predicting future outcomes. These methods have broad applications from econometrics to neuroscience. The course emphasizes generative models for time series, and inference and learning in such models. We will cover range of approaches including AR(I)MA, Kalman Filtering, HMMs, Gaussian Processes, and their application to several kinds of data.

Note: information presented is tentative, syllabus may be subject to change as the course progresses.

Grading

problem sets (40%) + midterm exam (25%) + final project (25%) + participation (10%).

Piazza

We will use Piazza to answer questions and post announcements about the course. Students' use of Piazza, in particular answering other students' questions well, will contribute to the participation grade.

Online recordings

Lecture videos will be posted to NYU Classes. Class attendance is still required.

Schedule and detailed syllabus

Date Lecture Extras Due dates
Sept.4 [Lecture 1: Logistics. Introduction. Basic statistics for characterizing time series.] Shumway Stoffer Ch.1
Sept.5 [Lab1: Basic Bayesian statistics reminder.]
Sept.11 [Lecture 2: AR(I)MA] Shumway Stoffer Ch.3 Hw1, due Sept.28
Sept.12 [Lab 2: ARIMA]
Sept.18 [Lecture 3: LDS, Kalman filtering]
Sept.19 [Lab 3: LDS inference ]
Sept.25 [Lecture 4: EM. particle filtering]
Sept.26 [Lab 4: LDS learning]
Oct.2 [Lecture 5: HMMs]
Oct.3 [Lab 5: HMMs]
Oct.9 No class
Oct.10 No lab
Oct.16 [Lecture 6: Beyond linear models]
Oct.17 [Lab 6: Review for midterm]
Oct. 23 [Midterm]
Oct. 24 [No lab]
Oct. 30 [Lecture 7: RNNs]
Oct. 31 [Lab 7: RNNs]
Nov. 6 [Lecture 8: Gaussian Processes 1]
Nov. 7 [Lab GP]
Nov. 13 [Lecture 9: Gaussian Processes 2 ]
Nov. 14 [Lab]
Nov. 20 [Lecture 10: Spectral methods]
Nov. 21 [Thanksgiving recess]
Nov. 27 [Lecture 11: Spectral methods]
Nov. 28 [Lab]
Dec. 4 [Lecture 12: Guest lecture ]
Dec. 5 [Lab]
Dec. 11 Project presentations
Dec. 12 No lab

Bibliography

There is no required textbook. Assigned readings will come from freely-available online material.

Core materials

  • Time series analysis and its applications, by Shumway and Stoffer, 4th edition (freely available pdf)
  • Pattern recognition and machine learning, Bishop
  • Gaussian processes Rassmussen & Williams, (materials freely available online, including gpml library)

Useful extras

Academic honesty

We expect you to try solving each problem set on your own. However, if stuck you should discuss things with other students in the class, subject to the following rules:

  • Brainstorming and verbally discussing the problem with other colleagues ok, going together through possible solutions, but should not involve one student telling another a complete solution.
  • Once you solve the homework, you must write up your solutions on your own.
  • You must write down the names of any person with whom you discussed it. This will not affect your grade.
  • Do not consult other people's solutions from similar courses.

Late submission policy

During the full semester you are allowed a total of maximum of 5 days extension on homework assignments. Each day comes with a penalty of 20% off your assignment. Assignments are due 10pm on the day.