CHASC Astro-Statistics Collaboration

(California/Harvard/ASC AstroStatistics Collaboration)

Astro jargon for Statisticians | Stat jargon for Astronomers

Mailing Lists: astrostat -a- head; astrostat-announce -a- head

Software | Activities | Bibliography | Internal

GoogleGroups | GoogleCalendar | AstroStat Slog

See www.ics.uci.edu/~dvd/astrostat.html for a detailed description and report of all CHASC activities. This page lists resources of specific interest to astronomers.

Software

BEHR: Bayesian estimation of Hardness Ratios

Park, T., Kashyap, V.L., Siemiginowska, A., van Dyk, D., Zezas, A., Heinke, C., & Wargelin, B.J., 2006, ApJ, 652, 610

LIRA: Image reconstruction with error estimates (nee EMC2)

Connors, A. & van Dyk, D.A., 2007, SCMA IV, (Eds. G.J.Babu and E.D.Feigelson), in press

Esch, D.N., Connors, A., Karovska, M., & van Dyk, D.A., 2004, ApJ, 610, 1213

BLoCXS: Bayesian low-Counts X-ray spectral analysis

Protassov, R., van Dyk, D.A., Connors, A., Kashyap, V.L., & Siemiginowska, A., 2002, ApJ, 571, 545

van Dyk, D.A., Connors, A., Kashyap, V.L., & Siemiginowska, A., 2001, ApJ, 548, 224

BRoaDem: Bayesian reconstruction of a Differential Emission Measure

Kang, H., van Dyk, D.A., Kashyap, V.L., & Connors, A., 2005, in ``X-Ray Diagnostics of Astrophysical Plasmas: Theory, Experiment, and Observation'', AIP Conference Proceedings, Volume 774, p.373

see also MCMC_DEM: Differential Emission Measure reconstruction using Markov-Chain Monte Carlo

Kashyap, V. & Drake, J.J., 1998, ApJ, 503, 450

R-FITS: A FITS reader for R, from Peter Freeman

bayesstack: stacks counts from many weak sources to infer the intrinsic flux or luminosity distribution

Workshops, Seminars, Special Sessions, Conferences

• AstroStatistics Special Session AAS 215 (2:00pm - 3:30pm, 17 Jan 2010, Washington, DC)

  Beyond simple models-New methods for complex data

  Description

• Courses of interest for 2009-2010:

  Stat 310: Topics in Astrostatistics (Fall/Winter 2009/2010)

  Seminar course in Astrostatistics taught by Prof. Xiao-li Meng with assistance from CHASC members

   

• AstroStatistics Special Session AAS 2009 (2:00pm - 3:30pm, 5 Jan 2009, Long Beach, CA)

  Meaning from Surveys and Population Studies: BYOQ*

  AAS abstract

• Courses of interest for 2008-2009:

  Stat 310: Topics in Astrostatistics (Fall/Winter 2008/2009)>

  Seminar course in Astrostatistics taught by Prof. Xiao-li Meng with assistance from CHASC members

• AstroStatistics Special Session HEAD 2008 (31 March 2008, Los Angeles, CA)
• Courses of interest for 2007-2008:

  Stat 310: Topics in Astrostatistics (Fall/Winter 2007/2008)

  Seminar course in Astrostatistics taught by Prof. Xiao-li Meng with assistance from CHASC members

• Special Session at GLAST Symposium
• Courses of interest for 2006-2007:

  Stat 310: Topics in Astrostatistics (Fall/Winter 2006/2007)

  Seminar course in Astrostatistics taught by Prof. Xiao-li Meng with assistance from CHASC members

  Astronomy 97hf. Introductory Tutorial

  Christopher Stubbs and members of the Department

  Astronomical optics, to detectors, signal to noise considerations, and image analysis.

• CHASC members are also involved in the SAMSI Workshops on AstroStatistics and the Banff Challenge
• Courses of interest for 2005-2006:

  Stat 310: Topics in Astrostatistics

  ES 251: Signal and Image processing and inference using wavelets (course description)

  joint course by the Statistics and Engineering departments, taught by Profs. Patrick Wolfe, Xiao-Li Meng, and Thomas Lee

  ES 255: Detection and Estimation Theory & Applications (course description)

  joint course by the Statistics and Engineering departments

• Incorporating Calibration Uncertainties into Data Analysis (Nov 1, 2005; special Session at the Chandra Calibration Workshop)
• Stat 310: Astro-Statistics Seminar (Fall/Winter 2004/2005, Harvard University)
• AstroStatistics Workshop at HEAD 2004 (September 2004, New Orleans, LA)
• AstroStatistics Session at Case Studies in Bayesian Analysis, Penn State, September 2003
• Data Analysis Challenges in Solar and Stellar Astrophysics at AAS/SPD 2003 (April 2003, College Park, MD)
• Current Challenges in Poisson Multi-Scale Deconvolution Methods (January 2003, Cambridge, MA)
• Making it Work: Principled ``Model Free Deconvolution" via Multiscale Methods at AAS 2003 (January 2003, Seattle, WA)
• Data Analysis Challenges in Solar and Stellar Coronal Astrophysics at AAS 199 (January 2002, Washington, DC)
• New Results From 'Back-to-Basics' Data Analysis: Special Tutorials on Timing and Fitting at AAS 197 (January 2001)
• On Beyond Chi^2 (and Bevington): Making the Most of Your Poisson Data at HEAD 2000 (November 2000, Honolulu, HI)
• New Statistics for New Missions: Progress and Opportunities for Breakthrough Thinking at AAS 196 (June 2000, Rochester, NY)
• Recent Revolutions in Bayesian and Related Likelihood Techniques: Progress at the Boundaries of Astronomy and Statistics at AAS 194 (June 1999, Chicago, IL)
• Bayesian Analysis Workshop at HEAD 1997 (August 1997, Estes Park, CO)

Conference Proceedings and Journal Articles

Blocker, A.W., Protopapas, P., & Alcock, C.R., A Bayesian Approach to the Analysis of Time Symmetry in Light Curves: Reconsidering Scorpius X-1 Occultations, 2009, ApJ, 701, 1742

abstract: @ApJ

Lee, H., Kashyap, V., Drake, J., Ratzlaff, P., Siemiginowska, A., Zezas, A., Connors, A., van Dyk, D., Park, T., & Izem, R., 2009, A Semiparametric Approach to Incorporating Systematic Uncertainties into Bayesian X-Ray Spectral Fitting, at the Workshop o n Semiparametric Methodology, Jan. 8-10, 2009, U of Florida, FL

abstract: [ascii]

poster: [.pdf]

Kashyap, V., Lee, H., Siemiginowska, A., MacDowell, J., Rots, A., Drake, J., Ratzlaff, P., Zezas, A., Izem, R., Connors, A., van Dyk, D., \& Park, T., How to handle calibration uncertainties in high-energy Astrophysics, 2008, SPIE 7016, 7016OP

manuscript: [.pdf]

presentation: [.ppt] ; [.pdf]

Lee, H., Kashyap, V., Drake, J., Ratzlaff, P., Siemiginowska, A., Zezas, A., Connors, A., van Dyk, D., Park, T., Izem, R., Incorporating Effective Area Uncertainties Into Spectral Fitting, AAS-HEAD, #10, #41.15

abstract

2008HEAD...10.4115L

Kashyap, V., van Dyk, D., Connors, A., Freeman, P., Siemiginowska, A., Zezas, A., & the SAMSI-SaFeDe Collaboration, What Is An Upper Limit?, AAS-HEAD, #10, #03.02

abstract

2008HEAD...10.0302C

Connors, A., van Dyk, D., & Chiang, J., Quantifying Doubt and Confidence in Image "Deconvolution", AAS-HEAD, #10, #03.01

abstract

2008HEAD...10.0301C

Kashyap, V., Lee, H., Drake, J.J., Ratzlaff, P., Siemiginowska, A., Zezas, A., Connors, A., van Dyk, D., Park, T., & Izem, R., 2007, Incorporating Effective Area Uncertainties in Spectral Fitting, Chandra Calibration Workshop, #117, 25 Oct 2007, Huntsville, AL

[.pdf]

Drake, J.J., Ratzlaff, P., Kashyap, V., Edgar, R., Izem, R., Jerius, D., Marshall, H., Siemiginowska, A., & Vikhlinin, A., 2007, Monte Carlo methods for including correlated systematic calibration uncertainties in astrophysical analysis: Chandra ACIS, Chandra Calibration Workshop, #109, 25 Oct 2007, Huntsville, AL

[.pdf]

Connors, A. & van Dyk, D.A., 2007, How to Win With Non-Gaussian Data: Poisson Goodness-of-Fit, in Statistical Challenges in Modern Astronomy IV (Eds. G.J.Babu and E.D.Feigelson), Astronomical Society of the Pacific Conference Series, San Francisco, in press

[.pdf]

Talks presented by CHASC collaborators at the AstroStat sessions of the Joint Statistical Meeting 2007, July 29 - Aug 2, 2007, Salt Lake City, UT

367: Bayesian Applications in Astronomy and Physics (Chair: David van Dyk)
* Paul Edlefsen, A Dempster-Shafer Bayesian Solution to the Banff A1 Challenge [pdf]
* Jingchen Liu, An Exploratory Statistical Study of the Measured Motion of the Guide Star Used in a New Test of Einstein's Universe
* Paul Baines, Probability Matching Priors in LHC Physics: A Pragmatic Approach [pdf]
* Hyunsook Lee, A Statistical Approach to Stellar Archaeology [pdf]

411: Image Analysis in Solar- and Astro-physics (Chairs: Yaming Yu & Thomas Lee)
* James Chiang, stronomical Imaging Using the GLAST Large-Area Telescope [pdf]
* David van Dyk, Fully Bayesian Analysis of Low-Count Astronomical Images [pdf]
* Alex Young, Multiscale Solar Image Processing
* Thomas Lee, Automatic Detection and Classification of Sunspot Images [pdf]
* Vinay Kashyap, How to Find Loops in the Solar Corona [pdf] [ppt]

Kashyap, V., Lee, H., Westbrook, O., Wolk, S., Evans, N., Nichols, J., Mendygral, P., Slavin, J., & Waldron, W., 2007, Summarizing Coronal Spectra, at X-Ray Grating Spectroscopy, July 11-13, 2007, Cambridge, MA

Abstract

[.pdf]

Park, T., Kashyap, V.L., Siemiginowska, A., van Dyk, D., Zezas, A., Heinke, C., & Wargelin, B.J., 2006, Bayesian Estimation of Hardness Ratios, ApJ, 652, 610

[.pdf]

van Dyk, D., Park, T., & Siemiginowska, A., 2007, Fitting narrow spectral lines in high-energy astrophysics using incompatible Gibbs samplers, in Statistical Challenges in Modern Astronomy IV (Eds. G.J.Babu and E.D.Feigelson), Astronomical Society of the Pacific Conference Series, San Francisco, in press

 

Drake, J.J., Ratzlaff, P., Kashyap, V., Edgar, R., Izem, R., Jerius, D., Siemiginowska, A., & Vikhlinin, A., 2006, Monte Carlo Processes for Including Chandra Instrument Response Uncertainties in Parameter Estimation Studies, Proc. SPIE, v6270, p49

2006SPIE.6270E..49D

[.ps]

van Dyk, D.A., 2006, at Statistical Inference in High Energy Physics and Astrophysics, Banff International Research Station Workshop, Jul 15-20, 2006, Banff, BC

presentation [.pdf]

Park, T., van Dyk, D.A., & Siemiginowska, A., 2006, SAMSI Opening Workshop, Jan 23-25, 2006, Raleigh, NC

poster [.pdf]

van Dyk, D.A., 2006, SAMSI Opening Workshop, Jan 23-25, 2006, Raleigh, NC

poster [.pdf]

Drake, J., Ratzlaff, P., Edgar, R., Izem, R., Jerius, D., Kashyap, V., & Siemiginowska, A., 2005, in Proc. of 4th Chandra Calibration Workshop, Oct 31-Nov 1, 2005, Cambridge, MA

presentation

Izem, R., in Proc. of 4th Chandra Calibration Workshop, Oct 31-Nov 1, 2005, Cambridge, MA

presentation

Kang, H., van Dyk, D.A., Kashyap, V.L., & Connors, A., 2005, in ``X-Ray Diagnostics of Astrophysical Plasmas: Theory, Experiment, and Observation'', AIP Conference Proceedings, Volume 774, p.373

2005AIPC..774..373K

manuscript [.pdf]

Kang, H., van Dyk, D., Kashyap, V., & Connors, A., 2004, HEAD, 5.01

2004HEAD....8.0501K

poster : [.ps] ; [.pdf]

van Dyk, D.A., Park, T., Kashyap, V.L., & Zezas, A., 2004, HEAD, 16.27

2004HEAD....8.1627V

poster [.pdf]

Yu, Y., Meng, X.L., van Dyk, D.A., Kashyap, V., & Zezas, A., 2004, HEAD, 16.31

2004HEAD....8.1631Y

poster [.ps]

Sourlas, E., Kashyap, V., Zezas, A., & van Dyk, D., 2004, HEAD, 16.32

2004HEAD....8.1632S

poster : [.pdf] ; [.ps]

Park, T., van Dyk, D., & Siemiginowska, A., 2004, HEAD, 16.33

2004HEAD....8.1633P

poster [.pdf]

Yu, Y., van Dyk, D., Siemiginowska, A., Freeman, P., Zezas, A., Kashyap, V., & Connors, A., 2004, HEAD, 16.35

2004HEAD....8.1635Y

Poster [.ps]

Esch, D.N., Connors, A., Karovska, M., & van Dyk, D.A., 2004, ApJ, 610, 1213

2004ApJ...610.1213E

Kang, H., et al., 2003, SPD 34, 02.01

2003SPD....34.0201K

Karovska, M., Esch, D., & van Dyk, D., 2003, HEAD 35, 22.29

2003HEAD...35.2229K

Sourlas, N., et al., 2001, SCMA III, Eds. Eric D. Feigelson, G. Jogesh Babu, New York: Springer, ISBN 0-387-95546-1, 2003, p.489

2003sca..book..489S

Kashyap, V., et al., 2001, SCMA III, Eds. Eric D. Feigelson, G. Jogesh Babu, New York: Springer, ISBN 0-387-95546-1, 2003, p.451

2003sca..book..451K

Kang, H., et al., 2001, SCMA III, Eds. Eric D. Feigelson, G. Jogesh Babu, New York: Springer, ISBN 0-387-95546-1, 2003, p.449

2003sca..book..449K

Hans, C., & van Dyk, D.A., 2001, SCMA III, Eds. Eric D. Feigelson, G. Jogesh Babu, New York: Springer, ISBN 0-387-95546-1, 2003, p.429

2003sca..book..429H

Freeman, P.E, et al., 2001, SCMA III, Eds. Eric D. Feigelson, G. Jogesh Babu, New York: Springer, ISBN 0-387-95546-1, 2003, p.365

2003sca..book..365F

van Dyk, D.A., 2001, SCMA III, Eds. Eric D. Feigelson, G. Jogesh Babu, New York: Springer, ISBN 0-387-95546-1, 2003, p.124

2003sca..book..124V

van Dyk, D.A., 2001, SCMA III, Eds. Eric D. Feigelson, G. Jogesh Babu, New York: Springer, ISBN 0-387-95546-1, 2003, p.70

2003sca..book...70V

van Dyk, D.A., 2001, SCMA III, Eds. Eric D. Feigelson, G. Jogesh Babu, New York: Springer, ISBN 0-387-95546-1, 2003, p.41

2003sca..book...41V

Kashyap, V.L., & Siemiginowska, A., 2003, Chandra Newsletter, Vol. 10, p.16

2003ChNew..10...16K

Kashyap, V.L., Drake, J.J., Guedel, M., & Audard, M., 2002, ApJ, 580, 1118

2002ApJ...580.1118K

Protassov, R., van Dyk, D.A., Connors, A., Kashyap, V.L., & Siemiginowska, A., 2002, ApJ, 571, 545

2002ApJ...571..545P

van Dyk, D.A., et al., 2001, AAS 199, 112.01

2001AAS...19911201V

van Dyk, D.A., Connors, A., Kashyap, V.L., & Siemiginowska, A., 2001, ApJ, 548, 224

2001ApJ...548..224V

Protassov, R., et al., 2000, AAS 197, 16.04

2000AAS...197.1604P

Yu, Y., et al., 2000, HEAD 32, 16.10

2000HEAD...32.1610Y

Yu, Y., et al., 2000, HEAD 32, 16.03

2000HEAD...32.1603Y

Protassov, R.S, et al., 2000, AAS 196, 60.04

2000AAS...196.6004P

Sourlas, E., et al., 2000, AAS 196, 54.02

2000AAS...196.5402S

Protassov, R.S., & van Dyk, D.A., 1999, AAS 196, 54.01

2000AAS...196.5401P

van Dyk, D.A., et al., 1999, AAS 194, 26.04

1999AAS...194.2604V

van Dyk, D.A., et al., 1999, HEAD 31, 33.06

1999HEAD...31.3306V

Esch, D., et al., 1999, HEAD 31, 33.05

1999HEAD...31.3305E

Kashyap, V., & Drake, J.J., 1998, ApJ, 503, 450

1998ApJ...503..450K

Siemiginowska, A., Elvis, M., Connors, A., Freeman, P., Kashyap, V., & Feigelson, E., 1997, SCMA II, Eds. C.J.Babu, E.Feigelson, p241

1997scma.conf..241S

manuscript [.pdf]

GoogleGroups | GoogleCalendar | AstroStat Slog

Mailing Lists: astrostat -a- head; astrostat-announce -a- head

Software | Activities | Bibliography | Internal

Acknowlegements: