CEOS11/17/ GeoWall: Low-cost 3-Dimensional Display Technology for the Remote Sensing Sciences Brian Davis, USGS/EROS Data Center Paul Morin, University of Minnesota Luc Renambot, Andrew Johnson, Jason Leigh, University of Illinois - Chicago International Workshop on Earth Observation Technology and Application Prospects for Cooperation in Earth Observation 18 th Committee on Earth Observing Satellites (CEOS) Plenary Meeting and Associated Events November 17, Beijing, China Topic 1: Earth Observation Technology and Plans Session 2: Instrument and Measurement Technologies

CEOS11/17/ State of the Wall Past Present Future

CEOS11/17/ PAST CAVEs - Virtual Reality - Very Expensive Dual-output (Stereo) graphics cards for PC Motherboards CAVElib port to linux GeoWall Consortium

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5 Present Recently-developed, affordable 3D stereo visualization Research collaborations initiated Over 300 by Dec. 2003, current est % of all U.S. Geology undergraduates Over 15 museums 20 papers and presentations at 2003 AGU, One half-day Session at 2004 AGU Potential to serve satellite remote sensing

CEOS11/17/ Future Commercial GIS Software ESRI ArcGIS, MDL Chime, DGI EarthVision, MMK Roma, IVS Fledermaus, VRCO VGEO, AGI Satellite Tool Kit GeoWall 2

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9 Future Commercial GIS Software ESRI ArcGIS, MDL Chime, DGI EarthVision, MMK Roma, IVS Fledermaus, VRCO VGEO, AGI Satellite Tool Kit GeoWall 2 PG2 – Personal GeoWall 2PG2 – Personal GeoWall 2 Stereo Science Museum of Minnesota – St. Paul

CEOS11/17/

CEOS11/17/ Future Commercial GIS Software ESRI ArcGIS, MDL Chime, DGI EarthVision, MMK Roma, IVS Fledermaus, VRCO VGEO, AGI Satellite Tool Kit GeoWall 2 PG2 – Personal GeoWall 2PG2 – Personal GeoWall 2 Stereo Science Museum of Minnesota – St. Paul Printed Maps

CEOS11/17/ Low-End GeoWall Topography without contours No crashing Inexpensive Will work next year Can be used in the field Stereo Printed Maps

CEOS11/17/ Future Commercial GIS Software ESRI ArcGIS, MDL Chime, DGI EarthVision, MMK Roma, IVS Fledermaus, VRCO VGEO, AGI Satellite Tool Kit GeoWall 2 PG2 – Personal GeoWall 2PG2 – Personal GeoWall 2 Stereo Science Museum of Minnesota – St. Paul Printed maps Passive Stereo LCDs – Interlaced pixels for an audience of one – no glasses Stereo Photographs

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CEOS11/17/ Demonstration: Wall Evolution Earthquake Epicenters Landsat Stereo Pairs ESRI ArcScene 4-D Animation Stereo Photography

CEOS11/17/ Additional Information PG2 at USGS Exhibit Booth Bibliography Contacts References This PowerPoint Document at:

CEOS11/17/ Bibliography Research is supported in part by grants from the National Science Foundation (ANI , EAR , and EAR ) Steinwand, D., Davis, B., Weeks, N., 2003, GeoWall: Investigations into Low-Cost Stereo Display Technologies, USGS Open File Report Leigh, J., Morin, P., Johnson, A., DeFanti, T., Brown, M., Sandin, D., Rack, F., Vernon, F., Orcutt, J., Davis, B., van Keken, P., Smarr, L., 2003, GeoWall-2: a Scalable Display System for the GeoSciences, Fall 2003 American Geophysical Union Conference, San Francisco, CA, December 8-12, 2003 Davis, B., 2004, Virtual Reality Meets GIS: 3D on the Wall, ArcNews, Summer 2004, Vol. 26 No.2 Davis, B., 2004, Affordable Systems for Viewing Spatial Data in Stereo, ArcUSer, July- September 2004 Davis, B., Morin, P., Ramstad, M., 2004, Three-Dimensional Anaglyph of the Earth, ESRI Map Book Volume Nineteen, 2004 Leigh, J., Renambot, L., Johnson, A., Brown, M., Sandin, J., DeFanti, T., Ellisman, M., Orcutt, J., Smarr, L., Davis, B., Morin, P., Ito, E., Rack, F., 2004, Challenges in Ultra-High-Resolution Visualization and Collaboration, 2004, High Information Content Display Systems Symposium, Arlington, VA, September 13-14, 2004, Krishnaprasad, N., Vishwanath, V., Venkataraman, S., Rao, A., Renambot, L., Leigh, J., Johnson, A., Davis, B., 2004, JuxtaView – A Tool for Interactive Visualization of Large Imagery on Scalable Tiled Displays, Cluster Computing 2004, San Diego, CA, Sep , 2004

CEOS11/17/ Contacts

CEOS11/17/ References

CEOS11/17/ Background USGS Research Project: Information Technologies Research Project Lead Momentum from development of GeoWall Consortium Geo – Geology (Geography… Geometry… Geo…) Wall – One wall of a cave – descendent of CAVElib 3-D Viz on the cheap GeoWall Consortium - formulation without funding Jason Leigh University of Illinois – Chicago (UIC), Electronic Visualization Laboratory (EVL) – Cave Technology Peter van Keken, University of Michigan - Geology Paul Morin, U of Minnesota – Geology Visualization, Wall Evangelist Brian Davis, EROS – Data Pimp

CEOS11/17/ Number of GeoWalls – 12/ new systems a week (*Cost of a modest system) $15,000* $6,000*

CEOS11/17/ Cost of a Modest System

CEOS11/17/ GeoWall Index Approximate number of GeoWalls: 250 Number outside the US: ~30 Percentage in the classroom: ~75% Percentage of non-major earth science students that see a GeoWall in the US: 15-25% Average cost of one CAVE: $1.5 million Cost of the GeoWalls currently in educational service: $1.5 million Most popular material: USGSs Stereo LANDSAT Imagery Data transferred from GeoWall.org: 279 Gigabytes Busiest day on GeoWall.org: 300,000 hits in 8 hours on September 1, 2002 (Slashdot.org article) Publications beginning to appear (With respect to Harpers Index, as of 12/03)

CEOS11/17/ Road Shows National Park Service Regional HQ, Omaha SDSM&T Sinte Gleska University Missouri River Institute, USD Grand Canyon National Park Russell Senate Office Building 03 SD Technology Summit Space Days, Washington Pavilion MIB (Main Interior Building), Washington, D.C. USGS Headquarters (x2) ESRI User Conference, San Diego, CA GIS Day, EPA HQ 04 DSU CECIS Symposium EDC Auditorium

CEOS11/17/ Notable Audiences Under-Secretaries of DOI SD Sen. Tom Daschle NASA deputy director SD Governor Mike Rounds CBS News Federal Agency and Academic Collaborators Various USGS HQ staff BOR Jamie Rounds, SD 2010 Initiative FEMA Regional Director Students Teachers USGS Directors Ukrainian Land and Resource Management Center National Wetlands Inventory Coordinator National Volcano Hazards Program Coordinator Office of Foreign Disaster Assistance Canadian Center for Remote Sensing Naval Oceanographic Office Chinese Bureau of Mapping NIMA State-wide Lewis&Clark Meeting SD Geography Bee

CEOS11/17/ Development Direction Thus Far Hardware development Now stable and spun off to 4 companies Software development Seed applications freely distributed Encourage the support of GeoWall software by key vendors: ESRI ArcGIS, MDL Chime, DGI EarthVision, MMK Roma, IVS Fledermaus, VRCO VGEO, AGI Satellite Tool Kit Establishment of GeoWall community 4 th Annual GeoWall Meeting Spring – May 2004 Special interest groups being established Museum community underway

CEOS11/17/ GeoWall Museum Network Alaska:The Imaginarium, Anchorage. Illinois:SciTech Hands on Museum, Aurora; Discovery Center, Rockford; Lake County Discovery Museum, Wauconda; Lakeview Museum, Peoria. Indiana:Evansville Museum of Arts and Science, Evansville; Science Central, Fort Wayne; Childrens Science and Technology Museum, Terre Haute. Iowa:Bluedorn Science Imaginarium, Waterloo. Texas:Don Harrington Discovery Center, Amarillo Other Museums: Chicago Museum of Science and Industry Adler Planetarium, Chicago Science Museum of Minnesota Lowell Observatory Texas Memorial Museum - UT Austin

CEOS11/17/ Final Points GeoWall is now going beyond earth sciences Price cant get much lower Basic technology is ready Vendors are supporting the community Critical mass has been reached in the geosciences Assessment is just beginning Timing for feedback is excellent Opportunities for collaborative research