(Some) Presentations featuring DART: The Data Assimilation Research Testbed

Jeff Anderson Dec 2019: Presented at the AGU Fall Meeting 2019 in San Francisco CA, USA
Nonlinear, Non-Gaussian Extensions for Ensemble Filter Data Assimilation [pptx] [pdf]
Results from an Ensemble Reanalysis with the Community Earth System Model 2.1 [pptx] [pdf]
The Data Assimilation Research Testbed: Nonlinear Algorithms and Novel Applications for Community Ensemble Data Assimilation [poster - pdf]
Jeff Anderson Nov 2019: Presented at the CISL Seminar Series in Boulder, CO, USA
CISL's Data Assimilation Research Section: Accelerating NCAR Science with Ensemble Data Assimilation [youtube] [pptx] [pdf]
Jeff Anderson Jan 2019: Presented at the AMS Annual Meeting 2019 in Phoenix, AZ, USA
Nonlinear, Nongaussian Ensemble Data Assimilation with Rank Regression and a Rank Histogram Filter [pptx] [pdf]
Tim Hoar Dec 2018: Presented at the AGU Fall Meeting 2018 in Washington DC, USA
Hydro-DART: Ensemble Streamflow Assimilations with WRF-Hydro and the Data Assimilation Research Testbed. [talk - pdf]
The Data Assimilation Research Testbed (DART): Ensemble Data Assimilation for NCAR Community Earth System Models [poster - pdf]
Jeff Anderson May 2018: Presented at the Workshop: Atmosphere, Oceans, and Computational Infrastructure at JPL/Caltech, California
DA and Short-term Prediction Motivate the Need for Careful Software Development In Earth System Models: A Case Study [pptx] [pdf]
Tim Hoar Apr 2018: Presented at the Terrestrial Systems Research: Monitoring, Prediction and High Performance Computing in Bonn Germany
Ensemble Data Assimilation with the Community Land Model and the US National Water Model [poster - pdf]
Jeff Anderson Mar 2018: Presented at the 6th International Symposium on Data Assimilation in Munich, Germany
Exploiting Nonlinear Relations between Observations and State Variables in Ensemble Filters [pptx] [pdf]
Jeff Anderson Jan 2018: Presented at the AMS Annual Meeting 2018 in Austin, TX, USA
Exploiting Nonlinear Relations between Observations and State Variables in Ensemble Filters [pptx] [pdf]
Using the Data Assimilation Research Testbed for Climate System Applications [pptx] [pdf]
Moha El Gharamti Jan 2018: Presented at the AMS Annual Meeting 2018 in Austin, TX, USA
Adaptive Prior Inflation for Ensemble Filters: Application to a Large-Scale Atmospheric Model [talk - pdf]
Ensemble Data Assimilation for Very Large Atmosphere, Ocean and Coupled Models with the Data Assimilation Research Testbed [poster - pdf]
Kevin Raeder Dec 2017: Presented at the AGU Fall Meeting 2017 in New Orleans, LA, USA
Empowering Geoscience with Improved Data Assimilation Using the Data Assimilation Research Testbed "Manhattan" Release [poster - pdf]
Moha El Gharamti Jun 2017: Presented at the 12th International EnKF Workshop in Os, Norway
Enhanced Adaptive Inflation Algorithm for Ensemble Filters [talk - pdf]
Moha El Gharamti Feb 2017: Presented at the ASLO 2017 Ocean Sciences Meeting: Mountains to the Sea in Honolulu, Hawaii
Biological Reanalysis with Online Parameter Estimation in the North Atlantic and the Arctic [talk - pptx]
Jeff Anderson 28 Aug 2017 - 1 Sep 2017: Presented at the Nanjing DA tutorial in Nanjing, China
Introduction to Data Assimilation [pptx] [pdf]
Practical Implementations of the Ensemble Kalman Filter [pptx] [pdf]
Parallel Implementations of Ensemble Kalman Filters for Huge Geophysical Models [pptx] [pdf]
Methods for Computing Localization of Observation Impacts in Ensemble Kalman Filters [pptx] [pdf]
Assimilating Observations with Spatially and Temporally Correlated Errors in a Global Atmospheric Model [pptx] [pdf]
Jeff Anderson 21 Aug 2017: Presented at The 7th International Workshop on Catchment Hydrological Modeling and Data Assimilation in Xi'an, China
Ensemble Data Assimilation for Observations with Spatially and Temporally Correlated Errors [pptx] [pdf]
Jeff Anderson 18 Aug 2017: Presented at the Training day for The 7th International Workshop on Catchment Hydrological Modeling and Data Assimilation in Xi'an, China
Basic Concept of Land Surface Data Assimilation [pptx] [pdf]
Practical Implementations of the Ensemble Kalman Filter (with a focus on Land Surface Data Assimilation) [pptx] [pdf]
Kevin Raeder Jun 2017: Presented at the CESM 2017 Workshop in Boulder, CO, USA
Ensemble Data Assimilation for Very Large Atmosphere, Ocean and Coupled Models with the Data Assimilation Research Testbed [poster - pdf]
It has the same title as the AMS 2017 poster, but has somewhat different content.
Kevin Raeder Jan 2017: Presented at the AMS Annual Meeting 2017 in Seattle, WA, USA
Ensemble Data Assimilation for Very Large Atmosphere, Ocean and Coupled Models with the Data Assimilation Research Testbed [poster - pdf]
Tim Hoar Dec 2016: Presented at the AGU Fall Meeting 2016 in San Francisco CA, USA
DART: A Community Facility Providing State-of-the-Art, Efficient Ensemble Data Assimilation for Large (Coupled) Geophysical Models [poster - pdf]
Jeff Anderson Apr 2016: Presented at the EGU General Assembly 2016 in Vienna, Austria
Assimilating Observations with Spatially and Temporally Correlated Errors in a Global Atmospheric Model [pptx] [pdf]
Jeff Anderson Apr 2016: Presented at the SIAM Conference on Parallel Processing in Scientific Computing in Paris, France
Parallel Implementations of Ensemble Kalman Filters for Huge Geophysical Models [pptx] [pdf]
Jeff Anderson Jan 2016: Presented at the AMS Annual Meeting 2016 in New Orleans LA, USA
Assimilating Observations with Correlated Errors in an ensemble Kalman filter
Kevin Raeder Jan 2016: Presented at the AMS Annual Meeting 2016 in New Orleans LA, USA
DART: New Research Using Ensemble Data Assimilation in Geophysical Models [poster - pdf]
Tim Hoar Dec 2015: Presented at the AGU Fall Meeting 2015 in San Francisco CA, USA
DART: New Research Using Ensemble Data Assimilation in Geophysical Models [poster - pdf]
Jeff Anderson Oct 2015: Presented at the State University of New York at Albany in Albany, New York, USA
Building State-of-the-Art Forecast Systems with the Ensemble Kalman Filter [pptx] [pdf]
Kevin Raeder Jun 2015: Presented at the 20th Annual CESM Workshop in Breckenridge CO, USA
DART Data Assimilation with CESM Models [poster - pdf]
Tim Hoar May 2015: Presented at the STATMOS Summer School in Data Assimilation in Boulder CO, USA
Getting to know the Data Assimilation Research Testbed - DART [presentation - pdf]
Kevin Raeder Feb 2015: Presented at the CESM Atmospheric Modeling Working Group in Boulder CO, USA
DART Initial Conditions for a Refined Grid CAM-SE Forecast of Hurricane Katrina [pdf]
Kevin Raeder Jan 2015: Presented at the AMS Annual Meeting 2015 in Phoenix AZ, USA
DART: Tools and Support for Ensemble Data Assimilation Research, Operations, and Education (same title as last year, different content!) [poster - pdf]
Tim Hoar Jan 2015: Presented as part of the Colloquium Series in the Computational Science Deparment of San Diego State University in San Diego CA, USA
The keys to (successful) ensemble data assimilation. [pdf]
Tim Hoar Dec 2014: Presented at the AGU Fall Meeting 2014 in San Francisco CA, USA
DART: Tools and Support for Ensemble Data Assimilation Research, Operations, and Education (same title as last year, different content!) [poster - pdf]
Open-Source Data Assimilation for Land Models and Multiscale Observations. [poster - pdf]
Jeff Anderson, Tim Hoar Oct 2014: Presented at the International Cooperative for Aerosol Prediction Meeting in Boulder CO, USA
Verification of Ensemble Forecasts
Anderson, part I: [pdf]
Hoar, part II: [pdf]
Tim Hoar Sep 2014: Presented at the Catchment-based Hydrological Model Data Assimlation (CAHMDA VI) and Hydrologic Ensemble Prediction Experiment (HEPEX-DAFOH III) Joint Workshop in Austin TX, USA
CAHMDA/DAFOH Ensemble Data Assimilation Tutorial [agenda - pdf] [Introduction - pdf]
Nancy Collins June 2014: Presented to the ocean modeling research section of CMCC in Lecce, Italy
Scalable Computing Challenges in Ensemble Data Assimilation [pdf]
Tim Hoar Jun 2014: Presented at the 19th Annual CESM Workshop in Breckenridge CO, USA
CESM, CLM, Observations, and Assimilation [pdf]
Kevin Raeder Feb 2014: Presented at the CESM Atmospheric Modeling Working Group in Boulder CO, USA
Comparing CAM-FV and CAM-SE in a 'perfect model' data assimilation environment [pdf]
Helen Kershaw Feb 2014: Presented at the SIAM Conference of Parallel Processing for Scientific Computing 2014 in Portland, OR, USA
Parallelization Challenges for Ensemble Data Assimilation [pdf]
Tim Hoar Jan 2014: Presented at the AMS Annual Meeting 2014 in Atlanta GA, USA
DART: Tools and Support for Ensemble Data Assimilation Research, Operations, and Education [poster - pdf]
Ensemble data assimilation for soil-vegetation-atmosphere systems. [pdf]
Kevin Raeder Dec 2013: Presented at the AGU Fall Meeting 2013 in San Francisco CA, USA
DART: Tools and Support for Ensemble Data Assimilation Research, Operations, and Education [poster - pdf]
Alicia Karspeck Oct 2013: Presented at the Sixth WMO Symposium on Data Assimilation in College Park MD, USA
An ensemble approach for the estimation of observational error variance
With application to the nominal 1-degree POP2 ocean model. [poster - pdf]
Hui Liu Oct 2013: Presented at the Sixth WMO Symposium on Data Assimilation in College Park MD, USA
Achieving Superior Tropical Cyclone Intensity Forecasts by Improving the Assimilation of High-Resolution Satellite Data into Mesoscale Prediction Models [poster - pdf]
Tim Hoar Oct 2013: Presented at the Sixth WMO Symposium on Data Assimilation in College Park MD, USA
Ensemble Data Assimilation for Soil-Vegetation-Atmosphere Systems [poster - pdf]
Nancy Collins Aug 2013: Presented at the FRCRC Symposium in Laramie WY, USA
Scalable Computing Challenges in Ensemble Data Assimilation [pdf]
Nancy Collins Jun 2013: Presented at the 18th Annual CESM Workshop in Breckenridge CO, USA
CESM/DART: An ensemble data assimilation system for fully coupled models. [pdf]
Tim Hoar Jun 2013: Presented at the 18th Annual CESM Workshop in Breckenridge CO, USA
Data Assimilation for CLM:a comprehensive overview in 12 minutes! [pdf]
Ally M. Toure Apr 2013: Presented at the MODIS Science Team Meeting in Silver Spring MD, USA
Multi-Sensor Snow Data Assimilation: Part1: Assimilation of the MODIS Snow Cover Fraction the Community Land Model (CLM04) [poster - pdf]
Tim Hoar Mar 2013: Presented at the TR32 International Symposium "Patterns in Soil-Vegetation-Atmosphere-Systems: Monitoring, Modelling & Data Assimilation" in Bonn, Germany
The keys of ensemble data assimilation for soil-vegetation-atmosphere systems. [pdf]
Jeff Anderson Mar 2013: Presented at the Institute for Mathematics and its Applications (IMA) Workshop on Stochastic Modeling of the Oceans and Atmosphere, in Minneapolis MN, USA
Ensemble Data Assimilation for Climate System Component Models [pdf]
Kevin Raeder Feb 2013: Presented at the CESM Atmospheric Modeling Working Group in Boulder CO, USA
Data Assimilation with SE-CAM and DART [pdf]
Tim Hoar Jan 2013: Presented at the 93rd American Meteorological Society Annual Meeting in Austin TX, USA
New Developments in the Data Assimilation Research Testbed [poster - pdf]
Jeff Anderson Jan 2013: Presented at the 2013 AMS Special Symposium on Advancing Weather and Climate Forecasts: Innovative Techniques and Applications in Austin TX, USA
The Data Assimilation Research Testbed: A Community Facility for Ensemble Data Assimilation [pdf]
Jeff Anderson Dec 2012: Presented at the NSF EarthCube Workshop: Shaping the Development of EarthCube to Enable Advances in Data Assimilation and Ensemble Prediction in Boulder CO, USA
The Data Assimilation Research Testbed: A Community Facility for Ensemble Data Assimilation [pdf]
Tim Hoar Dec 2012: Presented at the Third COSMOS Workshop in Tucson AZ, USA
DART and Land Data Assimilation [pdf]
Rafael Rosolem Dec 2012: Presented at the AGU Fall Meeting in San Francisco CA, USA
Data Assimilation of Cosmic-ray Derived Soil Moisture [pdf]
Alexey Morozov Dec 2012: Presented at the AGU Fall Meeting in San Francisco CA, USA
Data Assimilation and Parameter Estimation for the Global Ionosphere-Thermosphere Model using the Ensemble Adjustment Kalman Filter [poster - pdf]
Hui Liu Oct 2012: Presented at the Sixth FORMOSAT-3/COSMIC Data Users' Workshop in Boulder, Colorado
Improvements to WRF/DART Ensemble Assimilation System for RO Data Assimilation [pdf]
Tim Hoar Jul 2012: Presented at the 5th International Workshop on Catchment Hydrological Modelling and Data assimilation (CAHMDA-V) in Enschede, Netherlands
Data Assimilation with DART [ppt] [pptx]
Tim Hoar Jun 2012: Presented at the 17th Annual CESM Workshop in Breckenridge, CO, USA
Data Assimilation with CLM & DART [pdf]
Nancy Collins: Jun 2012: Presented at the 17th Annual CESM Workshop in Breckenridge, CO, USA
Status of using DART with multi-instance CESM [pdf]
Kevin Raeder: Jun 2012: Presented at the 17th Annual CESM Workshop in Breckenridge, CO, USA
Data Assimilation with Multi-Instance CESM Components and DART [poster - pdf]
Jeff Anderson Mar 2012: Presented at Cornell University in Ithaca, NY, USA
An Introduction to Ensemble Data Assimilation and the Data Assimilation Research Testbed (DART) [pdf]
Andrew Fox Mar 2012: Presented at the 2012 Land Model Working Group in Boulder, CO, USA
Ensemble-based Data Assimilation for the Community Land Model [pdf]
Jeff Anderson Feb 2012: Presented at the 2012 Ocean Sciences Meeting in Salt Lake City, UT, USA
Ensemble Data Assimilation and Uncertainty Quantification [pdf]
Alicia Karspeck Feb 2012: Presented at the 2012 Ocean Sciences Meeting in Salt Lake City, UT, USA
POPDART: An Ensemble Data Assimilation System for the Ocean Component of CESM [poster - pdf]
Tim Hoar Jan 2012: Presented at the 2012 AMS Annual Meeting in New Orleans, LA, USA
Challenges for Robust Ocean Data Assimilation [pdf]
Land Surface Data Assimilation: DART and CLM [pdf]
New Developments in the Data Assimilation Research Testbed [poster - pdf]
Andrew Fox Dec 2011: Presented at the 2011 AGU Fall Meeting in San Francisco, CA, USA
A Model-Data Fusion Approach to Integrate National Ecological Observatory Network Observations into an Earth System Model [poster - pdf]
Yongfei Zhang (UT Austin) Dec 2011: Presented at the 2011 AGU Fall Meeting in San Francisco, CA, USA
Snow Data Assimilation: DART and CLM [poster - pdf]
Jeff Anderson Dec 2011: Presented at the 2011 AGU Fall Meeting in San Francisco, CA, USA
A Non-Gaussian Ensemble Filter for Data Assimilation [pdf]
Challenges in Developing Coupled Earth System Model Data Assimilation [pdf]
New Developments in the Data Assimilation Research Testbed [poster - pdf]
Alicia Karspeck Oct 2011: Presented at the (WCRP) World Climate Research Programme Open Sciences Conference 2011 in Denver, CO, USA
Deep transient circulation resulting from the initialization of an ocean ensemble assimilation system [poster - pdf]
Jeff Anderson: Sep 2011: Presented at the Earth System Prediction Capability Workshop at the University of Maryland, MD, USA
The Data Assimilation Research Testbed: A Community Ensemble DA Facility [pdf]
Jeff Anderson: Sep 2011: Presented at the SAMSI UQ Workshop in Research Triangle Park, NC, USA
Ensemble Data Assimilation and Uncertainty Quantification [pdf]
Jeff Anderson, Nancy Collins: Jun 2011: Presented at the 16th Annual CESM Workshop in Breckenridge, CO, USA
A Wishlist of CESM Capabilities for Support of Ensemble Data Assimilation with DART [pdf]
Kevin Raeder: Jun 2011: Presented at the 16th Annual CESM Workshop in Breckenridge, CO, USA
Loosely Coupled Atmosphere-Ocean Data Assimilation: CAM-DART-POP [poster - pdf]
Jeff Anderson May 2011: Presented at the International Cooperative for Aerosol Prediction (ICAP/AEROCAST) Ensemble Forecasts and Data Assimilation in Boulder, CO, USA
Introduction to Ensemble Kalman Filters and the Data Assimilation Research Testbed [pdf]
Jeff Anderson: Jan 2011: Presented at the 91st Annual Meeting of the AMS in Seattle, WA, USA
Localization and Correlation in Ensemble Kalman Filters. [pdf]
A Loosely Coupled Ocean-Atmosphere Ensemble Assimilation System. [pdf]
McLay, J., J. Hansen, J. Hacker, D. Hodyss, T. Hoar, N. Collins, T. Whitcomb, A. Reinecke, J. Anderson: 2011: Presented at the 15th Symposium on Integrated Observing and Assimilation Systems for the Atmosphere, Oceans, and Land Surface (IOAS-AOLS), 91st AMS Annual Meeting, Seattle, WA, USA
NOGAPS DART: A comparison of EnKF-based and local ET-based ensemble perturbations.
Reinecke P.A., J. Doyle,: 2011: Presented at the 91st AMS Annual Meeting, Seattle, WA, USA
Ensemble error growth and the mesoscale predictability of cyclogenesis in the lee of the European Alps.
Otkin, J. A., 2011:: Presented at the High Impact Weather Working Group Workshop, Norman, OK, USA
GOES-R ABI proxy radiance dataset generation and data assimilation activities at CIMSS.
Otkin, J. A., D. C. Hartung, D. D. Turner, R. A. Petersen, W. F. Feltz, and E. Janzon, 2011:: Presented at the 15th Conference on Integrated Observing and Assimilation Systems for Atmosphere, Oceans, and Land Surface, Seattle, WA, USA
Assimilation of surface-based profiler observations during an observation system simulation experiment. Part 1: Analysis Impact.
Hartung, D. C., J. A. Otkin, R. A Petersen, D. D. Turner, and W. F. Feltz, 2011:: Presented at the 15th Conference on Integrated Observing and Assimilation Systems for Atmosphere, Oceans, and Land Surface, Seattle, WA, USA
Assimilation of surface-based profiler observations during an observations system simulation experiment. Part 2: Forecast Assessment.
Kevin Raeder Dec 2010: Presented at the 2010 AGU Fall Meeting in San Francisco, CA, USA
The Use of the Data Assimilation Research Testbed for Initializing and Evaluating IPCC Decadal Forecasts. [pdf]
The Data Assimilation Research Testbed: New Algorithms and Applications [poster - pdf]
C. Lee, M. I. Richardson, W. G. Lawson, J. L. Anderson, N. Collins, T. Hoar, M. Mischna, and A. D. Toigo: Dec 2010: Presented at the 2010 AGU Fall Meeting in San Francisco, CA, USA
Preliminary Results from Ensemble Data assimilation of the Martian Atmosphere using TES radiances Abstract P53E-1563. [poster - pdf]
Hui Liu Dec 2010: Presented at the JCSDA/HFIP Workshop on satellite data assimilation for hurricane forecasting in Miami, FL, USA
Impact of Assimilating GPS RO refractivity on Tropical Cyclone Position and Intensity Analyses and Forecasts [pdf]
Jeff Anderson Dec 2010: Presented at the JCSDA/HFIP Workshop on satellite data assimilation for hurricane forecasting in Miami, FL, USA
Future Directions in Ensemble DA for Hurricane Prediction Applications [pdf]
Hui Liu Nov 2010: Presented at the NASA Sounder Workshop and Science Team Meeting in Greenbelt, MD, USA
Improving forecasts of tropical cyclone intensity and track using AIRS water vapor observations with an ensemble data assimilation system. [pdf]
Tim Hoar Nov 2010: Presented at CLIVAR: Evaluation of Reanalyses – Developing an Integrated Earth System Analysis (IESA) Capability in Baltimore, MD, USA
Loosely Coupled Atmosphere-Ocean Data Assimilation: CAM-DART-POP [poster - pdf]
Wicker, L. J., E. R. Mansell, D. C. Dowell and D. T. Dawson, Oct. 2010:: Preprints, 25th Conf. on Severe Local Storms, Denver CO, Amer. Meteor. Soc., Paper 12B.5.
High-resolution storm-scale numerical weather prediction using EnKF for the 8 May 2003 Moore Oklahoma tornadic supercell.
Dowell, D., G. Romine, and C. Snyder, Oct. 2010:: Preprints, 25th Conf. on Severe Local Storms, Denver, Colorado, Amer. Meteor. Soc., Paper 9.5.
Ensemble storm-scale data assimilation and prediction for severe convective storms.
C. Lee, M. I. Richardson, W. G. Lawson, and J. L. Anderson, Oct 2010: Presented a the American Astronomical Society, DPS meeting #42, #30.09; Pasadena, CA, USA Bulletin of the American Astronomical Society, Vol. 42, p.1029
Ensemble Data Assimilation of the Martian Atmosphere Using Temperature and Radiance Data from the Thermal Emission Spectrometer
Tim Hoar Sep 2010: Presented at CLIVAR Working Group on Ocean Model Development in Boulder, CO, USA
Weakly Coupled Atmosphere-Ocean Data Assimilation: CAM-DART-POP [poster - pdf]
Tomoko Matsuo, E. A. Araujo-Pradere, and J. L. Anderson: June 2010: Presented at the International Beacon Satellite Symposium, Barcelona, Spain
Ensemble Kalman Filtering for Assimilation of GPS-based Ionospheric Observations.
Turner, D. D., J. A. Otkin, D. C. Hartung, R. Peterson, W. F. Feltz, and E. Janzon: June 2010: 10th Workshop on Infrared Remote Sensing Applications, Quebec City, QB, Canada
Impact of assimilating retreivals of temperature and humidity profiles from a ground-based network on a winter storm forecast.
Kevin Raeder Jun 2010: Presented at the CESM User Group meeting 2010, Breckenridge, CO, USA
New Ocean, Atmosphere, Land, and Sea Ice Reanalyses from CESM1 (CAM5) [poster - pdf]
Tim Hoar Jun 2010: Presented at the CESM User Group meeting 2010, Breckenridge, CO, USA
POP-DART; The Leading Edge of Coupled Ocean-Atmosphere Reanalyses ["poster" - pdf]
Jeff Anderson May 2010: Presented at The 5th International Workshop on Ensemble Kalman Filter for Model Updating, Bergen, Norway
Reducing the Impact of Sampling Errors in Ensemble Filters. [pdf]
Hui Liu May 2010: Presented at the 29th Conference on Hurricanes and Tropical Meteorology in Tucson, AZ, USA
Impact of Assimilating Environmental Satellite Observations on Tropical Storm Position and Intensity Analyses and Forecasts [pdf]
Jeff Anderson Apr 2010: Presented at The 4th EnKF Workshop in Rensselaerville, NY, USA
Localization and Correlation in Ensemble Kalman Filters. [pdf]
Otkin, J. A., and W. Lewis: Apr 2010: Presented at The 4th Ensemble Data Assimilation Workshop, Renssellaerville, NY, USA
Assimilation of simulated ABI infrared brightness temperatures using an ensemble Kalman filter.
T. Hoar, Jeffrey Anderson, N. Collins, and B. Nadiga: Jan 2010: Presented at the 14th Symposium on Integrated Observing and Assimilation Systems for the Atmosphere, Oceans, and Land Surface (IOAS-AOLS), 90th Annual AMS Meeting, Atlanta, GA USA
POP-DART: An ensemble assimilation system for the parallel ocean program. [abstract & link to presentation]
Otkin, J. A., and W. E. Lewis: Jan 2010:: Presented at the 14th Symposium on Integrated Observing and Assimilation Systems for the Atmosphere, Oceans, and Land Surface, Atlanta, GA. Assimilation of simulated infrared brightness temperatures as part of an OSSE employing the Ensemble Kalman Filter.
Jeffrey Anderson, T. Hoar, K. Raeder, N. Collins, H. Liu, G. S. Romine, and A. F. Arellano: Jan 2010: Presented at the 14th Symposium on Integrated Observing and Assimilation Systems for the Atmosphere, Oceans, and Land Surface (IOAS-AOLS), 90th Annual AMS Meeting, Atlanta, GA USA
DART: A community facility for ensemble data assimilation. [abstract]
Petersen, R.A., J. A. Otkin, D. Hartung,, D. Turner, W. F. Feltz and E. Janzon 2010:: Presented at the NOAA/NASA/FAA Aviation Requirements Workshop, Boulder, CO, USA
A `Nationwide Network of Networks': Investigating the impacts of a potential ground-based profiling system using an Observing System Simulation Experiment.
Otkin, J. A. 2010:: Presented at the 17th Conference on Satellite Meteorology and Oceanography, Annapolis, MD, USA
The relative impact of clear and cloudy sky infrared brightness temperatures within an ensemble data assimilation system.
Turner, D., J. A. Otkin, D. Hartung, R. Peterson, W. Feltz, and E. Janzon 2010:: Presented at the EU COST 0702: Integrated Ground-based Observations of Essential Variables for Climate and Operational Meteorology. Paris, France
Impact of assimilating retrievals of temperature and humidity profiles from a ground-based network on a winter storm forecast.
Otkin, J. A., and W. Lewis 2010:: Presented at the 11th Annual WRF User's Workshop, Boulder, CO, USA
Assimilation of simulated ABI infrared brightness temperatures using an ensemble Kalman filter data assimilation system.
Turner, D. D., J. A. Otkin, D. C. Hartung, R. Peterson, W. F. Feltz, and E. Janzon 2010:: Presented at the 10th Workshop on Infrared Remote Sensing Applications, Quebec City, QB, Canada
Impact of assimilating retreivals of temperature and humidity profiles from a ground-based network on a winter storm forecast.
Otkin, J. A., and W. E. Lewis 2010:: Presented at the 14th Symposium on Integrated Observing and Assimilation Systems for the Atmosphere, Oceans, and Land Surface, Atlanta, GA, USA
Assimilation of simulated infrared brightness temperatures as part of an OSSE employing the Ensemble Kalman Filter.
Kevin Raeder Dec 2009: Presented at the 2009 AGU Fall Meeting, San Francisco, CA, USA
DART: A Facility for Ensemble Data Assimilation [poster - pdf]
Jeff Anderson Dec 2009: Presented at the Ocean Modeling Working Group meetings, Boulder, CO, USA
Ensemble Data Assimilation for POP. [pdf]
Hui Liu Oct 2009: Presented at the COSMIC Meetings, Boulder, CO, USA
Initialization of the Environment of Tropical Cyclogenesis by Assimilating RO Data using an Ensemble Filter. [pdf]
Jeff Anderson Oct 2009: Presented at the COSMIC Meetings, Boulder, CO, USA
Impacts of COSMIC GPS Observations on a Climate Reanalysis. [pdf]
Jeff Anderson Sep 2009: Presented at the Computing in Atmospheric Sciences Workshop, Annecy, France
Ensemble Data Assimilation for Large Atmospheric Models [pdf]
Jeff Anderson Sep 2009: Presented as a seminar at the ECMWF, Reading, UK
Parallel Implementation of Sequential Ensemble Kalman Filters [pdf]
Robert Pincus Sep 2009: Presented at the ECMWF Seminar 2009 Diagnosis of Forecasting and Data Assimilation Systems, Reading, UK
Assimilating clouds in perfect global models
(or trying to - a work in slow progress). [pdf]
Kevin Raeder Jun 2009: Presented at the CCSM User Group meeting 2009, Breckenridge, CO, USA
New Diagnostics of CAM from DART [poster - pdf]
Nedjeljka Zagar April 2009: Presentations at EGU, Vienna, Austria.
Diagnosis of analysis and forecast ensembles by using normal modes [poster - pdf]
Uncertainties of estimates of intertio-gravity energy in the atmosphere [poster - pdf]
Dorita Rostkier-Edelstein Feb 2009: Presented at the Institute of Earth Sciences, the Hebrew University of Jersusalem, Israel.
Probabilistic estimation of the state of the planetary boundary layer using surface observations, a column model and an ensemble filter..
Emanuele Di Lorenzo Dec 2008: Presentation at AGU, San Francisco, California.
Theory and Applications of Variational, Sequential and Bayesian Hierarchical Methods in Data Assimilation [abstract]
Ibrahim Hoteit Dec 2008: Presentation at AGU, San Francisco, California.
A MITgcm/DART Ocean Analysis and Prediction System with Application to the Gulf of Mexico [poster - pdf]
Kevin Raeder Dec 2008: Presentation and poster at AGU, San Francisco, California.
Diagnosis of Noise in the FV core using DART. [pdf]
A General Purpose Data Assimilation Facility: DART. [poster]
Dorita Rostkier-Edelstein Dec 2008: Presented at the Department of Geophysics and Planetary Sciences, Tel-Aviv University, Tel-Aviv, Israel
Probabilistic Nowcasting of PBL Profiles: A Factor Separation Study.
Jeff Anderson Dec 2008: Presented at the 2008 CAOS Workshop: Real Time Filtering and Prediction for Turbulent Signals in Weather and Climate, New York City, New York, USA
Nonlinear, Non-Gaussian Ensemble Filters. [pdf]
Jeff Anderson Nov 2008: Presented at the NCAR Foothills Laboratory, Boulder, CO, USA
Nonlinear, Non-Gaussian Ensemble Filters for Data Assimilation.
Greg Lawson Nov 2008: Presented at the Third International Workshop on The Mars Atmosphere: Modeling and Observations. Williamsburg, VA, USA
Ensemble-based Data Assimilation with Mapping Datasets of the Martian Atmosphere. [pdf]
Dorita Rostkier-Edelstein Nov 2008: Presented at the Jacob Blaustein Institutes for Desert Research, Ben-Gurion University of the Negev, Sede Boqer Campus, Israel
Probabilistic estimation of the state of the planetary boundary using surface observations, a column model and an ensemble filter.
Jeff Anderson Oct 2008: Presented at The University of Utah, Salt Lake City, Utah, USA
Predicting Hurricanes and Improving Climate Models using Ensemble Data Assimilation. [ppt]
Bill Kuo Oct 2008: Presented at the FORMOSAT-3/COSMIC Workshop 2008, Taipei, Taiwan
The Impact of FORMOSAT-3/COSMIC GPS RO Data on Typhoon Prediction.
Jennifer Kay Oct 2008: Presented at NCAR, Boulder, CO, USA
Evaluating the atmospheric forcing on recent Arctic sea ice loss.
Dorita Rostkier-Edelstein Sep 2008: Presented at the Meeting of the Israel Meteorological Society, Bet-Dagan, Israel
Ensemble filter data assimilation: Application to probabilistic nowcasting of boundary layer profiles.
Alicia Karspeck Aug 2008: Presented at the Joint Statistical Meetings 2008, Denver, CO, USA
El Niño state estimation using the ensemble Kalman filter.
Hui Liu Aug 2008: Presented at the Joint Statistical Meetings 2008, Denver, CO, USA
Application of Radio Occultation Data in Analyses and Forecasts of Tropical Cyclones Using an Ensemble Assimilation System. [pdf]
Tim Hoar Aug 2008: Presented at the Joint Statistical Meetings 2008, Denver, CO, USA
NCAR's Data Assimilation Research Testbed: DART. 'Plug and Play' Ensemble Data Assimilation. [pdf]
Jeffrey Anderson Aug 2008: Presented at the Joint Statistical Meetings 2008, Denver, CO, USA
Using Small Ensembles in High Dimensions: Hierarchical Bayesian Approaches to Adaptive Ensemble Filters. [pdf]
Jeffrey Anderson July 2008: Presented at the University of Maryland, MD, USA
A non-gaussian ensemble filter for nonlinear models and discrete structures. [pdf]
Nedjeljka Zagar Jun 2008: Presented at the CCSM User Group meeting 2008, Breckenridge, CO, USA
Diagnosis of model biases by using DART [poster - pdf]
Kevin Raeder Jun 2008: Presented at the CCSM User Group meeting 2008, Breckenridge, CO, USA
Diagnosis of Noise in the FV core using DART. [pdf]
Hui Liu Apr 2008: Presented at the Hurricanes session of the 2008 AMS, Orlando, FL, USA
The Impact of Radio Occultation Data on Analysis of the Subtropical Anticyclone over Western Pacific Ocean [pdf]
Jeff Anderson Apr 2008: Presented at the Workshop on Kalman Filtering, 4-9 April 2008, Marble Falls, TX, USA
Adaptive Inflation for Ensemble Assimilation [pdf]
Matsuo, T., J. L. Anderson, D. R. Marsh, and A. K. Smith: 2008: Presented to the EGU General Assembly 2008, Vienna, Austria
Ensemble Kalman filtering for assimilation of mesosphere and lower thermosphere observations.
Jeff Anderson Feb 2008: Presented at the Atmosphere Model Working Group (AMWG), 14 February 2008, Boulder, CO, USA
Using the DART-CAM Ensemble Data Assimilation System for Climate Model Development [pdf]
Jeff Anderson Jan 2008: Presented at the 88th AMS Annual Meeting, 20--24 January 2008, New Orleans, Louisiana, USA
The Relation Between Ensemble Size and Expected Error in Ensemble Filter Data Assimilation [pdf]
Josh Hacker Jan 2008: Presented at the 12th Conference on Integrated Observing and Assimilation Systems for Atmosphere, Oceans, and Land Surface (IOAS-AOLS), 20--24 January 2008, New Orleans, Louisiana, USA
PBL State estimates with surface observations, a column model, and an ensemble filter: Probabilistic evaluation under various mesoscale regimes. [extended abstract]
Hui Liu Jan 2008: Presented at the 88th AMS Annual Meeting, 20--24 January 2008, New Orleans, Louisiana, USA
Improving Forecasts of Tropical Cyclones with Innovative GPSRO Satellite Observations [pdf of poster]
Improving Analyses and Forecasts of the Asian Monsoon with GPS Radio Occultation Refractivity Observations [pdf of talk]
W. G. Lawson, M. I. Richardson, D. J. McCleese, J. T. Schofield, O. Aharonson, S. B. Calcutt, P. G. J. Irwin, D. M. Kass, C. B. Leovy, S.R. Lewis, D. A. Paige, P. L. Read, F. W. Taylor, and R. W. Zurek, 2007: Presented at the Seventh International Conference on Mars, Pasadena, California, USA
Adapting State of the Art Data Assimilation Approaches for Use with the Mars Climate Sounder and the PlanetWRF Martian GCM. LPI Contribution No. 1353, p 3321.
Nancy Collins Nov 2007: Presented at Supercomputing 2007, Reno, NV, USA
DART overview. [pdf] [animation1 (.mov)] [animation2 (.mov)] [animation3 (.mov)]
W. G. Lawson, M. I. Richardson, D. J. McCleese, J. L. Anderson, Y. Chen, and C. Snyder 2007: Eos Trans. AGU, 88(52), Fall Meeting Suppl.,
Ensemble-Based Data Assimilation with a Martian GCM Abstract P11A-0251.
Tim Hoar Nov 2007: Talk presented at the NCAR/Univ of Wyoming Retreat, Steamboat Springs, CO, USA
Data Assimilation Research Section - Overview [pdf] [animation1 (.mov)] [animation2 (.mpg)]
Hui Liu Aug 2007: Presented at SPIE, San Diego, CA, USA
The Impacts of Radio Occultation Data on analyses and prediction of the Monsoon and hurricanes using WRF ensemble forecast system.
Hui Liu Jul 2007: Presented at the IUGG, Data Assimilation session, Perugia, Italy.
Assimilation of GPS radio occultation refractivity with WRF using a non-local observation operator. [poster-pdf]
Jeff Anderson Jun 2007: Presented at the CCSM Summer Workshop, Breckenridge, CO, USA
Data Assimilation for CAM - Research & Development. [poster-pdf]
David Dowell Jun 2007: Presented at the WRF User's Workshop, Boulder, CO, USA
Mesoscale WRF Surface-Data Assimilation: Spring 2007 Experiments at the National Severe Storms Laboratory [pdf]
Jeff Anderson Jun 2007: Presented at the 22nd Conference on Weather Analysis and Forecasting/18th Conference on Numerical Weather Prediction, Park City, UT, USA
DART: A Community Tool for Ensemble Data Assimilation Research and Development. [pdf],
An Introduction to Ensemble Kalman Filtering. [pdf], and
A Boxcar Kernel Filter for Assimilation of Discrete Structures (and Other Stuff). [pdf]
Josh Hacker Jun 2007: Presented at the 22nd Conference on Weather Analysis and Forecasting/18th Conference on Numerical Weather Prediction, Park City, UT, USA
PBL state estimation with surface observations, a column model and an ensemble filter,
Nancy Collins May 2007: Presented at the LCI International Conference on High-Performance Clustered Computing, South Lake Tahoe, CA, USA
Parallel Implementation of Ensemble Filter Algorithms for Data Assimilation. [poster-pdf]
Kevin Raeder May 2007: Presentation and poster at the AGU Spring meeting 2007, Acapulco, Mexico.
Adaptive Spatially-varying Variance Inflation in an Ensemble Filter. [pdf]
A General Purpose Data Assimilation Facility: DART. [poster]
Josh Hacker Apr 2007: Presented to the EGU General Assembly 2007, Vienna, Austria
State estimation and predictability in the planetary boundary layer,
Jeff Anderson Apr 2007: Presented at MSRI Symposium on Climate Change, Berkeley, CA, USA.
Using Observations to Estimate Climate Model Parameters [pdf]
Jeff Anderson Mar 2007: Presented at NCAR, Boulder, CO, USA.
The Data Assimilation Research Testbed: Powerful, Adaptive, and Fast Assimilation for Geophysical Applications. [pdf]
Ave Arellano Jan 2007: Presented to the AMS, San Antonio, TX, USA.
Constraining Tropospheric CO using Ensemble-based Data Assimilation [pdf]
Jeff Anderson Jan 2007: Talk presented to the AMS, San Antonio, TX, USA.
Capabilities and Limitations of Ensemble Data Assimilation [pdf]
Jeff Anderson Jan 2007: Talk presented to the Atmospheric Modeling Working Group (AMWG), Boulder, CO, USA.
Using the DART-CAM Ensemble Data Assimilation System for Climate Model Development. [pdf]
D. Rostkier-Edelstein Jan 2007: Department seminar to The Department of Geophysics and Planetary Sciences, Tel-Aviv University, Israel
PBL State Estimation with Surface Observations, a Column Model and an Ensemble Filter.
W. G. Lawson, M. I. Richardson, D. J. McCleese, J. T. Schofield, O. Aharonson, S. B. Calcutt, P. G. J. Irwin, D. M. Kass, C. B. Leovy, S.R. Lewis, D. A. Paige, P. L. Read, F. W. Taylor, and R. W. Zurek 2006: Presented at the 2006 AGU Fall Meeting in San Francisco, CA, USA
Data Assimilation With the Mars Climate Sounder abstract P23B-0061
Hui Liu Dec 2006: Presented at the China National Climate Center, Beijing, China
Application of GPS radio occultation data in improving regional analyses of water vapor and temperature over tropical oceans.
Hui Liu Dec 2006: Talk presented at the AGU Fall meeting, San Francisco, CA, USA
Influence of COSMIC Satellite data in improving analyses over tropical oceans
Alexis Zubrow Oct 2006: Presented at the 5th Annual CMAS Conference, Chapel Hill, NC, USA
EAKF-CMAQ: Development and initial evaluation of an Ensemble Adjustment Kalman Filter based data assimilation for CO. [Extended Abstract]
Hui Liu Oct 2006: Talk presented at the First FORMSAT-3/COSMIC User Data Workshop, Boulder, CO, USA
Application of GPS radio occultation refractivity in improving tropical analyses of tempeature and water vapor.
D. Rostkier-Edelstein Oct 2006: Talk presented to the Environmental Sciences Division of the Israel Institute for Biological Research, Israel
PBL State Estimation with Surface Observations, a Column Model and an Ensemble Filter.
Hui Liu Aug 2006: Talk presented at the IEEE International Geoscience and Remote Sensing Symposium, Denver, CO, USA
Assimilations of Global Positioning System radio occultation observations with an Ensemble filter in Atmospheric Prediction Models.
D. Rostkier-Edelstein Aug 2006: Talk presented at the 10th Annual George Mason University Conference on Atmospheric Transport and Dispersion Modeling, George Mason University, Fairfax, VA, USA
Estimates of boundary layer profiles by means of ensemble-filter assimilation of near surface observations in a parameterized PBL - Application to transport and dispersion.
Hui Liu Jun 2006: Presented at the 7th WRF User Workshop, Boulder, CO, USA
Exploring application of GPS RO data in improving analyses of T and Q in radiosonde sparse regions using WRF ensemble data assimilation system.
Hui Liu Apr 2006: Talk presented at the 2nd Ensemble Data Assimilation Workshop, Austin, TX, USA
Exploring application of Radio Occultation measurements in Improving Analyses in traditional data sparse regions with WRF/DART ensemble data assimilation system.
Josh Hacker Apr 2006: Presented at the 2nd Ensemble Data Assimilation Workshop, Austin, TX, USA
Retrieving PBL profiles with ensemble-filter assimilation: Experiments with real observations, uncovering model behavior, and finding parameter distributions.
Hui Liu Dec 2005: Preliminary results from assimilation of GPS radio occultation data in WRF using an ensemble filter. [ppt]
Alain Caya 2005: Evaluation of an Ensemble Kalman Filter for WRF against a 3D-Var Assimilation System. [pdf]
Tim Hoar Oct 2004: Presented at the "Workshop on Ensemble Methods" at the UK Met Office in Exeter.
An Operational-Quality Ensemble Assimilation System for NCAR's CAM Climate Model.