Siri Jodha Singh Khalsa

Research Scientist III

Degrees:

PhD, University of Washington, Seattle, WA, 1978

Specialties:

Remote sensing and geographic information systems; client interface and metadata; data tool development; algorithm support

Projects:

Recent Highlights and Upcoming Expeditions

2008: Appointed scientist at NSIDC
Designed and oversaw the construction of the Global Earth Observation System of Systems (GEOSS) Standards Registry and Standards and Interoperability Web site for GEOSS

Current Research

Providing science evaluation and algorithm support for data products from the Moderate-Resolution Imaging Spectroradiometer (MODIS) snow and ice products, the Advanced Microwave Scanning Radiometer (AMSR) land, ocean and atmosphere products, and the Geoscience Laser Altimeter System (GLAS) altimetry and atmosphere products
Developing methods for remotely sensing glacier change as part of the Global Land Ice Measurements from Space (GLIMS) project
Collaborating on project to estimate changes in snow- and glacier-covered areas in Central Asia over the past 50 years and forecast impacts on local surface hydrology

Activities

Member, Earth and Space Science Informatics division of the European Geosciences Union

Member, NASA Standards Process Group

Serves on the editorial board of the Springer journal Earth Science Informatics

Serves on executive committee of the IEEE Committee on Earth Observations (ICEO)

Manages the Global Earth Observation System of Systems (GEOSS) Interoperability Process Pilot Projects

Leads the GEO Standards and Interoperability Forum to oversee interoperability issues for all of GEOSS

Leads the Near Real-Time SSM/I EASE-Grid Daily Global Ice Concentration and Snow Extent (NISE) product team

Publications

2016

Yue, P., R. Ramachandran, P. Baumann, S. J. S. Khalsa, M. X. Deng, and L. C. Jiang. 2016. Recent activities in Earth data science. IEEE Geoscience and Remote Sensing Magazine 4(4): 84-89. doi:10.1109/MGRS.2016.2600528.

2015

Duerr, R. E., J. McCusker, M. A. Parsons, S. S. Khalsa, P. L. Pulsifer, C. Thompson, R. Yan, D. L. McGuinness, and P. Fox. 2015. Formalizing the semantics of sea ice. Earth Science Informatics 8(1): 51-62. doi:10.1007/s12145-014-0177-z.

2014

Raup, B. H., S. J. S. Khalsa, R. Armstrong, et al. 2014. Quality in the GLIMS Glacier Database. In: Global Land Ice Measurements from Space. J.S. Kargel, G. Leonard, M.P. Bishop, A. Kääb, and B.H. Raup, eds. Springer-Praxis.

2012

Heumesser, C., S. Fritz, M. Obersteiner, J. Pearlman, and S. J. S. Khalsa. 2012. Benefits and challenges of voluntary contribution to GEOSS. Space Policy 28(4): 244-252. doi:10.1016/j.spacepol.2012.09.011.

2011

Ballagh, L. M., B. H. Raup, R. E. Duerr, S. J. S. Khalsa, C. Helm, D. Fowler and A. Gupte. 2011. Representing scientific data sets in KML: Methods and challenges. Computers and Geosciences 37(1): 57-64. doi:10.1016/j.cageo.2010.05.004.

Klein, L., A. Savtchenko, A. Taaheri, C. Praderas, and S. J. S. Khalsa. 2011. The Language of EOS Data: Hierarchical Data Format. In Land Remote Sensing and Global Environmental Change, eds B. Ramachandran, C. Justice, and M. Abrams, 203-227. Dordrecht, Netherlands: Springer.

Meier, W. N., S. J. S. Khalsa, and M. H. Savoie. 2011. Intersensor calibration between F-13 SSM/I and F-17 SSMIS Near-real-time estimates. IEEE Transactions on Geoscience and Remote Sensing 49(9): 3,343-3,349. doi:10.1109/TGRS.2011.2117433.

2009

Alber, I. and S. J. Khalsa. 2009. Some needed standards and best practices for calibration and validation of remote sensing data. 2009 IEEE International Geoscience and Remote Sensing Symposium V-224 -V-227. doi:10.1109/IGARSS.2009.5417692.

Barrett, A. P., and S. J. S. Khalsa. 2009. Towards mapping global snow and ice cover with MODIS. In Proceedings of the 66th Annual Meeting of the Eastern Snow Conference, Niagara on the Lake, Ontario, Canada, 9-11 June 2009 (in preparation).

Khalsa, S. J. S. and P. E. Eglitis. 2009. How the GEO Standards and Interoperability Forum (SIF) advances the interoperability goals of GEOSS, In Proceedings of the 33rd International Symposium on Remote Sensing of Environment—Sustaining the Millennium Development Goals, May 4-8 2009, Stresa, Italy.

Khalsa, S. J. S., S. Nativi, and G. Geller. 2009. The GEOSS Interoperability Process Pilot Project (IP3). IEEE Transactions on Geoscience and Remote Sensing 47(1): 80-91.

Racoviteanu, A. E., F. Paul, B. Raup, S. J. S. Khalsa, and R. Armstrong. 2009. Challenges and recommendations in mapping of glacier parameters from space: results of the 2008 Global Land Ice Measurements from Space (GLIMS) workshop, Boulder, Colorado, USA. Annals of Glaciology 50(53): 53-69.

2008

Beedle, M. J., M. Dyurgerov, W. Tangborn, S. J. S. Khalsa, C. Helm, B. Raup, R. Armstrong, and R. G. Barry. 2008. Improving estimation of glacier volume change: a GLIMS case study of Bering Glacier System, Alaska. The Cryosphere 2: 33-51.

Fowler, D., S. S. Khalsa, R. Swick, T. Haran, T. Scambos, and D. Korn. 2008. Insights Into GLAS Waveforms Using Google Earth. Eos, Transactions, American Geophysical Union, Fall Meeting Supplement 89(53): Abstract C31A-0467.

Khalsa, S. J. S., J. Zhang, and W. Kresse. 2008. The GEO Standards and Interoperability Forum. In The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, XXXVII, 1759-1761, issn: 1682-1750.

McAllister, M., R. Duerr, T. Haran, S. S. Khalsa, and D. Miller. 2008. MODIS Interactive Subsetting Tool (MIST). Eos, Transactions, American Geophysical Union, Fall Meeting Supplement 89(53): Abstract IN13A-1059.

2007

Raup, B. H., A. Racoviteanu, S. J. S. Khalsa, C. Helm, R. Armstrong, and Y. Arnaud. 2007. The GLIMS Geospatial Glacier Database: a new tool for studying glacier change. Global and Planetary Change. doi:10.1016/j.gloplacha.2006.07.018

Thomas, D., S. J. S. Khalsa, S. Nativi, T. Ahern, and R. Shibasaki. 2007. Processes for achieving interoperability in GEOSS. Eos, Transactions, American Geophysical Union, Fall Meeting Supplement 88(52): Abstract IN43C-08.

2006

Khalsa, S. J. S., and M. Parsons. 2006. Achieving semantic interoperability for the IPY. In International Geoscience and Remote Sensing Symposium, 2006, 3835-3837, doi: 10.1109/IGARSS.2006.983

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