Penn, B.S., 2013. Using Rare Earth Element Data to Determine the Dominant Mechanism for the Origin of the Spanish Peaks Intrusive Rocks of South-central Colorado, Geological Society of America, Denver, October 30, 2013. Poster.
Penn, B.S., 2013. The Role of the Land Use Analysis Package (LUAP) for Generating Data Products at the National Ecological Observatory Network (NEON) at GIS in the Rockies, University of Denver, October 9, 2013. Penn, B.S. 2013. Hyperspectral Imaging for Rare Earth Element Exploration, Geological Society of America, Rocky Mountain Sectional Meeting, Gunnison, Colorado, May 15-17, vol. 44(5). Penn, B.S., 2012. Using Reflected-Light Spectroscopy to Explore for Rare Earth Elements, SME, Seattle, Washington, February19-22, 2012. Penn, B.S., 2012. Identifying the Presence of Specific Rare Earth Elements in Hyperion Imagery, 48th Forum on the Geology of Industrial Materials, Scottsdale, AZ, May 1-4, 2012. Penn, B.S., 2011. Using Hyperspectral Imagery as an Exploration Tool for Rare Earth Elements (REE), Rare Earth Research Conference, Santa Fe, NM, June 19-23, 2011.Penn, B. S. and Lindsey, D.A., 2009. 40Ar/39Ar dates for the Spanish Peaks Intrusions in south-central Colorado, Rocky Mountain Geology, v. 44(1), pp. 17-32.
Penn, B. S., 2005. Using Self-organizing maps to visualize high-dimensional data, Computers & Geosciences, vol. 31(5), pp. 531-544.
Penn, B. S. and Wolboldt, M. W., 2003. Methods for Detecting Anomalies In AVIRIS Imagery in Proceedings of the Twelfth JPL Workshop on Airborne Earth Science Workshop, Pasadena, California, February 25-28.
Penn, B. S. and Livo, K.E., 2002. Using the Semi-Automated Plug-In Tool for Feature Identification, Recognition, and Extraction (SPITFIRE) tool to extract roads and surface material types from AVIRIS imagery in Proceedings of the Eleventh JPL Workshop on Airborne Earth Science Workshop, Pasadena, California, March 5-8, 2002.
Penn, B. S., 2002. Band Ratios as a Reconnaissance Tool for Hyperspectral Data in Proceedings of the Eleventh JPL Workshop on Airborne Earth Science Workshop, Pasadena, California, March 5-8, 2002.
Penn, B. S., and Livo, K.E., 2001. Using AVIRIS Images to Map Geologic Signatures of Copper Flat porphyry copper deposit, Hillsboro, New Mexico in Proceedings of the Tenth JPL workshop on Airborne Earth Science Workshop, Jet Propulsion Laboratory, California Institute of Technology, February 28 - March 2, 2001.
Beck, J., Kreinovich, V., and Penn, B.S., 1999. "Geombinatoric Aspects of Processing Large Spatial Databases" Geombinatorics
Penn, B.S., Livo, K. Eric, Livo, 2000 "A Comparative Hyperspectral Study of Copper Flat Porphyry Copper Deposit, South-central, New Mexico, Fourteenth International Conference and Workshops Applied Geologic Remote Sensing, Las Vegas, Nevada, November 6 - 8.
Howari, F.M., Goodell, P.C.,Penn, B.S. 2000 "Spectral Properties of Salt Crusts and Salt Affected Soils, Fourteenth International Conference and Workshops Applied Geologic Remote Sensing, Las Vegas, Nevada, November 6 - 8.
Courousx, E.G., Langford, R.P., and Penn, B.S., 2000 "Landsat Imaging, Surface Geophysics and Geomorphology of the Sand Sheet Region, Great Sand Dunes National Monument, Southern Colorado, Fourteenth International Conference and Workshops Applied Geologic Remote Sensing, Las Vegas, Nevada, November 6 - 8.
Gates, A.Q., Osuna, O., Delgado, N., Duran, R., and Penn, B.S., 2000 "Satellite Images on the Internet - The PACES Scene Viewer (PSV), Fourteenth International Conference and Workshops Applied Geologic Remote Sensing, Las Vegas, Nevada, November 6 - 8.
Howari, F.M., Goodell, P.C., Miyamoto, S., and Penn, B.S. 2000, Spectral properties of gypsum, halite, and their evaporites and physical mixtures at Remote Sensing 2000: From Laboratory Spectroscopy to Remotely Sensed Spectral Observation, October 22-25, 2000, Corpus Christi, Texas
Gibson, S., Kreinovich V., Longpre L., Penn, B. S., and Starks, S.A.,(in press) Intelligent Mining in Image Databases, With Applications to Satellite Imaging and to Web Search, In: A. Kandel, H. Bunke, and M. Last (eds.), Data Mining and Computational Intelligence, Springer-Verlag.
Coblentz, D.D., Kreinovich, V., Penn, B.S., and Starks, S.A., Towards Reliable Sub-Division of Geological Areas: Interval Approach, Proceedings of the 19th International Conference of the North American Fuzzy Information Society NAFIPS'2000}, Atlanta, Georgia, July 13-15, 2000, pp. 368-372.
Kreinovich, K., Penn, B.S., and Starks, S.A., From Expert Words Directly to Numerical Simulations: Group-Theoretic Approach to Computing with Words in Information/Intelligent Systems, In: Lotfi A. Zadeh and Janusz Kacprzyk (eds.), Computing with Words in Information/Intelligent Systems, Springer-Verlag, Berlin, 1999, pp. 495-517.
Penn, B.S. and Harbaugh, J.W. (1999) "The Role of Feedback in the Development of Internal Oscillations for a Simple, Tightly-Coupled, Nearshore Depositional Model," John W. Harbaugh, W. Lynn Watney, Eugene C. Rankey, Rudy Slingerland, Robert H. Goldstein, and Evan K. Franseen (eds.), SEPM Special Volume on Numerical Experiments in Stratigraphy, vol. 62
Keller, G.R., Penn, B.S., and Harder, S. 1999, Las Cruces Country: A geophysical and remote sensing perspective; in Las Cruces Country II: 48th Field Conf., New Mexico Geol Soc. Guidebook, p. 97-92.
Penn, B.S., Wendlandt, R.F., Simmons, E. C., and Unruh, D.M. 1999. The Petrogensis of the Spanish Peaks Intrusive Rocks of South-Central Colorado, GSA Abstracts with Programs, Vol. 31, No. 7
Merenyi, E., Sumin-Finn, V., Penn, B. S. 1999. Mineral Exploration by Using Hyperspectral Image Classification and "Doming" Delineation, ERIM Thirteenth International Conference and Workshops in Applied Geologic Remote Sensing, Vancouver, British Columbia, Canada, March 1-3, 1999.
Penn, B. S. 1999. Using Simulated Annealing to Obtain Optimal Linear End-Member Mixtures of Hyperspectral Data, ERIM Thirteenth International Conference and Workshops in Applied Geologic Remote Sensing, Vancouver, British Columbia, Canada, March 1-3, 1999.
Penn, B. S. 1999. Relating Major Element Geochemical Signatures to Hyperspectral Data, ERIM Thirteenth International Conference and Workshops in Applied Geologic Remote Sensing, Vancouver, British Columbia, Canada, March 1-3, 1999.
Perez, A.E., Rodriguez, J.A., Pingitore, N.E., Keller, G.R., and Penn, B.S. 1998, Geologic mapping of the Cd. Chihuahua, Mexico, area from satellite imagery in Proceedings, NASA Univ. Rsrch. Center Tech. Conf. (URC TC '98) - Vol. , (eds.): ACE Center Press (in review).
Rodriguez-Pineda, J.A., Pingitore, N.E., Perez, A.E., Penn, B.S., and Keller, G.R., 1997, A hydrogeologic and remote sensing investigation of aquifer contamination by nitrates from Aguas Negras in Chihuahua, Mexico: in Jamshidi, M., R. Lumina, E. Tnstel Jr., B. White, J. Malone, and P. Sakimoto (eds.), Proceedings, NASA Univ. Rsrch. Center Tech. Conf. (URC TC '97) - Vol. 1,: ACE Center Press, Albuquerque, p. 639-644.
Penn, B. S., Hoffer, J. M., Morales, M., and Quezada, O. A. 1997. "Determining Qualitative Age Relationships for Cinder Cones in the Rio Grande rift from TM Imagery," Twelfth International Conference on Remote Sensing, Denver, CO. November 17-19, 1997. Poster - Best of Session.
Penn, B. S. and Harbaugh, J.W. 1997. "A Computer Simulation of Nearshore Depositional Processes as a Coupled System," in Mission Earth: Modeling and Simulation for a Sustainable Global System, Clymer, M.G. and Mechosos, C.R. (eds.), Society for Computer Simulation Proceedings of 1997 Western MultiConference, January 15-17, 1996, Phoenix, AZ. p. 60-65.
Penn, B. S. and Lindsey, D.A. 1996. "Tertiary Igneous Rocks and Laramide Structure and Stratigraphy of the Spanish Peaks Region, South-Central Colorado: Road Log and Descriptions from Walsenburg to La Veta (First Day) and La Veta to Aguilar (Second Day)," GSA Special Publication #44, Geologic Excursions to the Rocky Mountains and Beyond, Fieldtrip Guidebook for the 1996 Annual Meeting, Geological Society of America, Denver, Colorado, Oct. 28-31. Ren A. Thompson, Mark R. Hudson, and Charles L. Pillmore (eds.)
Harbaugh, J.W. and Penn, B.S., 1995, "The Role of Graphic Display In Analyzing Chaotic Behaviour in Simple Simulation Models in which Uplift, Erosion, and Changes in Sea Level are Closely Coupled and Strongly Interdependent" in Fifth Archie Conference on Visualization Technologies to Find More Oil and Gas, Houston, TX, May 14-18, 1995
Penn, B.S., 1995, "What's the scoop on Huerfano Butte?" in EOS Transactions of the American Geophysical Union, Spring Meetings, Baltimore, MD, vol. 76, no. 17, April 25, 1995, published as a supplement to Eos, p. S311-S312.
Penn, B.S., Snee, L.W., Wendlandt, R.F., and Unruh, D. "Geochemical Evolution of the Spanish Peaks Intrusive Rocks of South-central Colorado," Geological Society of America - Rocky Mountain Sectional Meeting Abstracts, May 4-6, 1994, Durango, Colorado, vol. 26, no. 6, p. 58.
Penn, B.S., Gordon, A.J., and Wendlandt, R.F. "Using Neural Networks to Locate Edges and Linear Features in Satellite Images," (1994) Computers & Geosciences, v. 19, no. 10, pp. 1545-1565.
Penn, B.S., Gordon, A.J., and Wendlandt, R.F. "Finding Edges in Satellite Images," 9th Thematic Conference - Geologic Remote Sensing, February 8-11, 1993, Pasadena, CA, USA.
Penn, B.S., Snee, L.W., and Wendlandt, R.F., "40AR/39AR Geochronologic Constraints on the Intrusive History of the Spanish Peaks Area in South-Central Colorado" in Eos Transactions of the American Geophysical Union, 1992 Fall Meeting, San Francisco, CA, vol. 73, #43, October 27, 1992, published as a supplement to Eos, p. 657.
Penn, B.S. "Identifying Edges and Linear Features in Remotely Sensed data using Neural Networks" in Proceedings of Geotech/Chatauqua, Lakewood, Colorado, September 21-24, 1991, p. 181-189.
Penn, B.S. "Goal Based Mission Planning for Remotely Piloted Air Vehicles (RPAVs)" in Proceedings from the National Aerospace and Electronics Convention (NAECON). Dayton, Ohio, May, 1989. p. 968 - 970.
Penn, B.S. "Covert Penetration Mission Management System," (1987) Texas Instruments Technical Journal, v. 4, no. 2. p. 52 - 61.
Penn, B.S. "Design Considerations in the Development of the Meta-Expert System" in Proceedings from the National Aerospace and Electronics Convention (NAECON). Dayton, Ohio, May, 1986. p. 1171 - 1173.