Astrostatistics sessions at JSM

Note: all times are in EDT, Eastern Daylight Time (GMT+4)

INDEX

AIG meeting | Student Paper Award | Statistical Answers to Astrophysical Questions | Telling the story of our galaxy and beyond | Data-Rich Universe with Data-Driven Approaches | Statistical Challenges in Cosmology | Solar Flare Predictions I | Solar Flare Predictions II | Other events

We will use an Astrostatistics Interest Group Slack channel to ease communication between the audience and the speakers at the various sessions. In order to be added to this channel, please contact one of the office bearers or write to aigamstat @ gmail.

AIG Annual Meeting

Tuesday Aug 10 2021, 1:00pm-3:00pm EDT

The business meeting of the AIG is to be held on the afternoon of Aug 10 starting at 1pm EDT. An agenda will be circulated closer to the date.

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Session 220142

Sunday Aug 8 2021, 3:30pm-5:20pm EDT

Statistical Answers to astrophysical questions: a vital chapter in the chase for new discoveries – Invited Papers

Section on Statistical Computing, Section on Physical and Engineering Sciences, Section on Nonparametric Statistics
Organizer(s): Sara Algeri, University of Minnesota
Chair(s): Sara Algeri, University of Minnesota

3:35 pm: Low Hanging Fruit: Common analysis problems in astronomy without statistically principled solutions
Vinay L. Kashyap, Center for Astrophysics | Harvard & Smithsonian
3:55 pm: Hide-and-seek: Finding Earth Analags hidden in Extreme Precision Radial Velocity Spectra
Jessi J. Cisewski-Kehe, University of Wisconsin-Madison
4:15 pm: Two insights from nonparametric statistics on cosmology research
Yen-Chi Chen, University of Washington
4:35 pm: Model-Independent Detection of New Physics Signals Using Interpretable Semi-Supervised Classifier Tests
Mikael Kuusela, Carnegie Mellon University; Purvasha Chakravarti, Imperial College London; Larry Wasserman, Carnegie Mellon University; Jing Lei, Carnegie Mellon University
4:55 pm: Discussant David A van Dyk, Imperial College London
5:15 pm: Floor Discussion

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Session 220521

Monday Aug 9 2021, 10:00am-11:50am EDT

Statistical and Machine Learning Efforts on Solar Flare Predictions I – Topic Contributed Papers

Section on Physical and Engineering Sciences, Astrostatistics Special Interest Group, Section on Statistical Learning and Data Science
Organizer(s): Yang Chen, University of Michigan
Chair(s): Yang Chen, University of Michigan

10:05 am: The Statistical Challenges of Solar Flare Forecasting (and) the Discriminant Analysis Flare Forecasting System at NWRA KD Leka, NorthWest Research Associates; Graham Barnes, NorthWest Research Associates
10:25 am: Multivariate time series dataset for space weather data analytics Rafal Angryk, Georgia State University
10:45 am: Improving and Interpreting Flare Prediction with Spatial Statistics Analysis of the Magnet Field Data Hu Sun, University of Michigan, Ann Arbor; Ward Manchester, University of Michigan, Ann Arbor; Yang Chen, University of Michigan
11:05 am: Solar Flare Index Prediction using Functional Additive Regression
Zuofeng Shang, New Jersey Institute of Technology
11:45 am: Floor Discussion

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Session 220569

Tuesday Aug 10 2021, 10:00am-11:50am EDT

Understanding a Data-Rich Universe with Data-Driven Approaches – Topic Contributed Panel

Section on Physical and Engineering Sciences, Section on Statistical Learning and Data Science, Astrostatistics Special Interest Group
Organizer(s): Joshua Shen Speagle, University of Toronto
Chair(s): Joshua Shen Speagle, University of Toronto

10:05 am: Understanding a Data-Rich Universe with Data-Driven Approaches
Panelists
Boris Leistedt, Imperial College London
Aarya Patil, University of Toronto
Stephen Portillo, University of Washington
Miles Cranmer, Princeton University
Kaisey Mandel, University of Cambridge
11:40 am: Floor Discussion

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Session 220603

Wednesday Aug 11 2021, 3:30pm-5:20pm EDT

Statistical Challenges in Cosmology – Topic Contributed Papers

Section on Nonparametric Statistics, Astrostatistics Special Interest Group, Section on Statistical Learning and Data Science, Section on Physical and Engineering Sciences

Organizer(s): Collin A. Politsch, Carnegie Mellon University
Chair(s): Jessi J. Cisewski-Kehe, University of Wisconsin-Madison

3:35 pm: Three-dimensional cosmography of the high redshift Universe using intergalactic absorption
Collin A Politsch, Carnegie Mellon University; Jessi J. Cisewski-Kehe, University of Wisconsin-Madison; Rupert Croft, Carnegie Mellon University; Larry Wasserman, Carnegie Mellon University
3:55 pm: Stratified Learning: A general-purpose method for supervised learning under covariate shift with applications to observational cosmology
Maximilian Autenrieth, Imperial College London; David A van Dyk, Imperial College London; Roberto Trotta, Imperial College London, International School for Advanced Studies (Trieste); David C Stenning, Simon Fraser University
4:15 pm: Cosmological Parameter Inference in Photometric Surveys: An Inverse Problem
Markus Michael Rau, Carnegie-Mellon-University
4:35 pm: Learning to Predict Structure Formation in the Universe
Yin Li, Flatiron Institute
4:55 pm: Discussant
Chad Schafer, Carnegie Mellon University
5:15 pm: Floor Discussion

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Session 220444

Thursday Aug 12 2021, 10:00am-11:50pm EDT

Astrostatistics Interest Group: Student Paper Award – Topic Contributed Papers

Information about Student Paper competition

Astrostatistics Special Interest Group
Organizer(s): Sara Algeri, University of Minnesota
Chair(s): Vinay Kashyap, Center for Astrophysics | Harvard & Smithsonian

10:05 am: Modeling unresolved binaries of open clusters in the color-magnitude diagram
Lu Li, Shanghai Astronomical Observatory, CAS
10:25 am: X-Ray-to-Radio Offset Inference from Low-Count X-Ray Jets
Karthik Reddy Solipuram, UMBC; Markos Georganopoulos, UMBC; Eileen T. Meyer, UMBC
10:45 am: Assessment of Supervised Machine Learning for Atmospheric Retrieval of Exoplanets
Matthew Conor Nixon, Institute of Astronomy, University of Cambridge; Nikku Madhusudhan, Institute of Astronomy, University of Cambridge
11:05 am: Reducing ground-based astrometric errors with Gaia and Gaussian processes
Willow Fox-Fortino, University of Delaware
11:25 am: GHOST: Using Only Host Galaxy Information to Accurately Associate and Distinguish Supernovae
Alexander Thomas Gagliano, University of Illinois Urbana-Champaign

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Session 220261

Thursday Aug 12 2021, Noon-1:50pm EDT

Astrostatistics: Telling the story of our galaxy and beyond – Invited Papers

SSC (Statistical Society of Canada), Astrostatistics Special Interest Group

Organizer(s): Derek Bingham, Simon Fraser University
Chair(s): Derek Bingham, Simon Fraser University

12:05 pm: Hierarchical Bayesian Analysis for Old Star Clusters
Gwendolyn Eadie, University of Toronto
12:30 pm: Inferring Black Hole and Neutron Star Properties Using Astronomical Time Series
Daniela Huppenkothen, SRON Netherlands Institute for Space Research
12:55 pm: Challenges for the burgeoning field of gravitational wave astronomy
Jess McIver, The University of British Columbia
1:20 pm: Hunting for Exoplanets Around Active Stars
David C Stenning, Simon Fraser University
1:45 pm: Floor Discussion

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Session 220622

Thursday Aug 12 2021, Noon-1:50pm EDT

Statistical and Machine Learning Efforts on Solar Flare Predictions II – Topic Contributed Papers

Section on Physical and Engineering Sciences Organizer(s): Yang Chen, University of Michigan
Chair(s): Alfred O. Hero, III, University of Michigan

12:05 pm: How to Solve Open Questions in Solar Event Prediction
Monica Bobra, Stanford University
12:25 pm: Identifying Flux Rope Signatures based on human' and machine learning’ techniques
Teresa Nieves-chinchilla, Heliophysics Science Division of the Goddard Space Flight Center (GSFC)
12:45 pm: Gaussian graphical models for active region modeling and flare prediction
Yu Wang, University of Michigan; Alfred O. Hero, III, University of Michigan
1:05 pm: Discussant Graham Barnes, NorthWest Research Associates
1:25 pm: Discussant Yang Chen, University of Michigan
1:45 pm: Floor Discussion

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Other events of interest

TBD