Dr. Luo’s current research focuses on terrestrial and Martian surface processes, GIS application in public health and linguistic geography, and Web-based technology in enhancing teaching and learning. Most of his research topics are interdisciplinary in nature and involves collaboration with other researchers.
Specific areas include:
- mapping landslide susceptibility based on historical inventory data; collaborator: Dr. Cheng-Chien Liu, National Cheng Kung University, Tainan, Taiwan;
- estimating volume of water needed to carve the valley networks on Mars (funded by NASA); collaborator: Dr. Alan Howard, University of Virginia;
- creating Web-based Interactive Landform Simulation Model – Grand Canyon (WILSIM-GC) and associated curricular material for education (funded by NSF); collaborators: Dr. Jon Pelletier, University of Arizona, Dr. Carol Ormond, Carleton College, Dr. Kirk Duffin, NIU, Dr. Wei-Chen Hung, NIU;
- building a global GIS database of drainage on Mars based on automatic valley network extraction algorithm and machine learning techniques (funded by NASA); collaborator: Dr. Tomasz Stepinski, University of Cincinnati;
- modeling the role of groundwater seepage weathering in forming Martian valley networks and analyzing their morphometric attributes to infer their origin and past climate conditions (funded by NASA); collaborators: Dr. Alan Howard, University of Virginia, Dr. Tomasz Stepinski, University of Cincinnati;
- deriving theoretical flood potential from watershed topography; Collaborator: Dr. John Harlin;
- simulating landform evolution using cellular automata model (funded by NSF, http://www.niu.edu/landform); Collaborators: Dr. Kirk Duffin, Computer Science, NIU, Dr. Jay Stravers, Geology, NIU;
- applying GIS technology to identify physician shortage areas (funded by HHS); Collaborators: Dr. Fahui Wang, Louisiana State University, Dr. Carolinda Douglass, Allied Health, NIU;
- using GIS to investigate the spatial patterns of Tai place names, Tai language change, and their relationship wet rice agriculture, and water resources in southern China and southeast Asia (funded by NSF, http://earthobservatory.nasa.gov/Study/TaiLanguage/); Collaborators: Dr. John Hartmann, Foreign Language, NIU, Dr. Fahui Wang, LSU;
- developing models and modules that will utilize NASA’s EOS data through Web service technology for higher education and research (http://geobrain.laits.gmu.edu/); Collaborator: Dr. Liping Di, George Mason University;
- involving high school teachers and students in learning the process of scientific research using real NASA data in a WebGIS environment; Collaborators: Dr. Kathy Kitts, Dr. Wei-cheng Hung, Mr. Phil Young and Mr. Rick Schwantes (all from NIU).
REFEREED JOURNAL PUBLICATIONS
In Print or online
- Shrestha, A. and Luo, W., 2017, Analysis of Groundwater Nitrate Contamination in Central Valley: Comparison of Geodetector Method, Principal Component Analysis and Geographically Weighted Regression, International Journal of Geo-Information, doi:10.3390/ijgi6100297 (PDF).
- Wang, J., Cheng, W., Luo, W., Zheng X, and Zhou, C., 2017, An Iterative Black Top Hat Transform Algorithm for the Volume Estimation of Lunar Impact Craters, Remote Sensing, 9, 952, doi:10.3390/rs9090952
- Shrestha, A. and Luo, W., 2017, An Assessment of groundwater contamination in Central Valley aquifer, California using geodetector method, Annals of GIS, 23(3): 149-166, DOI:10.1080/19475683.2017.1346707
- Luo, W. and Liu, C.C., 2017, Innovative Landslide Susceptibility Mapping Supported by Geomorphon and Geographical Detector Methods, Landslides, DOI 10.1007/s10346-017-0893-9.
- Luo, W., Cang, and A. D. Howard, 2017, New Martian Valley Network Volume Estimate Consistent with Ancient Ocean and Warm and Wet Climate, Nature Communications, doi:10.1038/ncomms15766.
- Whalley, K. and Luo, 2017, The Pressure of Society on Water Quality: A Land Use Impact Study of Lake Ripley in Oakland, Wisconsin. AIMS Geosciences, 3(1): 14-36. doi: 10.3934/geosci.2017.1.14
- Allred, K. J., and Luo, 2016, Quantifying and predicting the glacial extent using valley morphometry and data-mining techniques, Annals of GIS, 1–12, doi:10.1080/19475683.2016.1195873.
- Luo, W., Jasiewicz, J., Stepinski, T., Wang, J., Xu, C., Cang, X., 2016, Spatial association between dissection density and environmental factors over the entire conterminous United States, Geophysical Research Letters, DOI:10.1002/2015GL066941.
- Luo, W., Pelletier, J. Duffin, K., Ormand, C., Hung, W.C., Shernoff, D., Zhai, X., Iverson, E., Whalley, K., Gallaher, C., Furness, W., 2015, Advantages of computer simulation in enhancing students’ learning about landform evolution: A case study using the Grand Canyon. Journal of Geoscience Education. 64, 60–73. DOI: 10.5408/15-080.1
- Liu , C. C., Luo, W., Chen, M. C., Lin, Y. T., Wen, H. L., 2015, A new region-based preparatory factor for landslide susceptibility models: the total flux, Landslides, DOI 10.1007/s10346-015-0620-3 (PDF)
- Allred, K.,J., Luo, W., 2015, Data-mining Based Detection of Glaciers: Quantifying the Extent of Alpine Valley Glaciation, AIMS Geosciences, v. 1, p. 1-18, doi: 10.3934/geosci.2015.1.1 (PDF)
- Baker, V. R., Burr, D., Gulick, V., Hamilton, C., Komatsu, G., Luo, W., Rice, J. W. Jr., Rodriguez, J. A. P., 2015, Fluvial Geomorphology of Earth-like Planetary Surfaces: A Review, Geomorphology, v. 245, p. 149-182, doi:10.1016/j.geomorph.2015.05.002.
- Luo, W., T. Pingel, J. Heo, A. Howard, J. Jung, 2015, A progressive black top hat transformation algorithm for estimating valley volumes on Mars, Computers & Geosciences, v. 75, p. 17–23, doi:10.1016/j.cageo.2014.11.003. (PDF)
- Allred, K.J., Luo, M. Konen, B. B Curry, 2014, “Morphometric analysis of ice-walled lake plains in Northern Illinois: Implications of lake elongation by wind-induced dual-cycle currents,” Geomorphology, v. 220, p. 50-57, doi: 10.1016/j.geomorph.2014.05.022. (PDF)
- Luo, W., X. Li, L. Di, T. Stepinski, 2014, “Webservice for stream extraction from digital elevation model data,” GeoJournal, v. 79, n. 2, p. 183-193, doi:10.1007/s10708-013-9502-1. (PDF)
- Luo, W., and T. F. Stepinski, 2012, Orientation of valley networks on Mars: The role of impact cratering, Geophysical Research Letters, v. 39, L24201, doi:10.1029/2012GL054087. (PDF)
- Luo, W., T. Whippo, 2012, "Variable catchment sizes for the two-step floating catchment area (2SFCA) method," Health & Place, v. 18, p. 789–795, doi:10.1016/j.healthplace.2012.04.002.
- Luo, W., D.T. Pederson, 2012, Hydraulic conductivity of the High Plains Aquifer re-evaluated using surface drainage patterns, Geophysical Research Letters, v. 39, L02402, doi:10.1029/2011GL050200. (PDF)
- Wang, F., Wang, G., Hartmann, J., Luo, W., 2011, "Sinification of Zhuang place names in Guangxi, China: a GIS-based spatial analysis approach", Transactions of the Institute of British Geographers, doi: 10.1111/j.1475-5661.2011.00471.x. (PDF)
- Luo, W., B. Grudzinski, and D. Pederson, 2010, “Estimating hydraulic conductivity for the Martian subsurface based on drainage patterns — A case study in the Mare Tyrrhenum Quadrangle,” Geomorphology, doi:10.1016/j.geomorph.2010.10.018. (PDF)
- Luo, W., B. Grudzinski, and D. Pederson, 2010, “Estimating hydraulic conductivity from drainage patterns derived from a DEM - A case study in the Oregon Cascades,” Geology, v. 38, n. 4, p. 335–338, doi: 10.1130/G30816.1 (PDF).
- Luo, W., F. Wang, J. Hartmann, 2010, “Terrain Characteristics of Watershed Basins Containing Tai Place Names,” GeoJournal, v. 75, p. 93–104, doi:10.1007/s10708-009-9291-8. (PDF)
- Luo, W., and T. F. Stepinski, 2009, Computer-generated global map of valley networks on Mars, Journal of Geophysical Research, 114, E11010, doi:10.1029/2009JE003357. (PDF)
- Luo, W. and Y. Qi, 2009, “An enhanced two-step floating catchment area (E2SFCA) method for measuring spatial accessibility to primary care physicians,” Health & Place, v. 15, p. 1100–1107, doi:10.1016/j.healthplace.2009.06.002. (PDF)
- Luo, W. and T. F. Stepinski, 2008, “Identification of geologic contrasts from landscape dissection pattern: an application to Cascade Range, Oregon,” Geomorphology. v. 99, p. 90-98, 10.1016/j.geomorph.2007.10.014. (PDF)
- Luo, W., and A. D. Howard, 2008, "Computer simulation of the role of groundwater seepage in forming Martian valley networks," Journal of Geophysical Research, v. 113, E05002, doi:10.1029/2007JE002981. (PDF)
- Kitts, K., Luo, W.C. Hung, 2008, "Did it ever rain on Mars? A Professional Development Opportunity for Teachers and an Actual NASA Research Opportunity for Middle and High School Students," The Earth Scientist, v. 27, n. 2, p. 17-20.
- Luo, W., “Just-in-Time-Teaching (JiTT) Improves Students’ Performance in Classes - My adaptation of JiTT in 4 Geography Courses,” Journal of Geoscience Education, v. 56, n.2, p. 166-172. (PDF)
- Luo, W. and M. Konen, 2007, “New results from from Using a Web-based Interactive Landform Simulation Model (WILSIM) in a General Education Physical Geography Course,” Journal of Geoscience Education, v. 55, n5, n.5, p. 423-425 (PDF).
- Luo, W., J. Hartmann, P. Huang, J. Liu, 2007, “Geographic Patterns of Zhuang [Tai] Kinship Terms in Guangxi and Border Areas in Southern China: A GIS Analysis of Language and Culture Change,” Social and Cultural Geography, v. 8, n. 4, p. 575-596. (PDF)
- Wang, F., J.H. Hartmann, Luo, P. Huang, “GIS-based Spatial Analysis of Tai Place Names in Southern China: An Exploratory Study of Methodology,” Geographic Information Sciences, v. 12, n. 1, p. 1-9. (PDF)
- Luo, W., and T. F. Stepinski (2006), “Topographically derived maps of valley networks and drainage density in the Mare Tyrrhenum quadrangle on Mars,” Geophysical Research Letters, 33, L18202, doi:10.1029/2006GL027346. (PDF)
- Luo, W., Peronja, E., Duffin, K., Stravers, A. J., 2006, Incorporating Nonlinear Rules in a Web-based Interactive Landform Simulation Model (WILSIM), Computers and Geosciences, v. 32, n. 9, p. 1512-1518 (doi: 10.1016/j.cageo.2005.12.012). (PDF)
- Luo, W., and A. D. Howard, 2005, “Morphometric Analysis of Martian Valley Network Basins Using a Circularity Function”, Journal of Geophysical Research, v. 110, E12S13, doi:10.1029/2005JE002506. (PDF).
- Luo, W., Stravers, J., and K. Duffin, 2005, “Lessons Learned from Using a Web-based Interactive Landform Simulation Model (WILSIM) in a General Education Physical Geography Course,” Journal of Geoscience Education, v. 53, n. 5, p. 489-493. (PDF).
- Wang, F. and Luo, 2005, “Assessing Spatial and Nonspatial Factors for Healthcare Access in Illinois: Towards an Integrated Approach to Defining Health Professional Shortage Areas,” Health and Place, v. 11, n. 2, p. 131-146 (doi:10.1016/j.healthplace.2004.02.003). (PDF)
- Luo, W., F. Wang, and C. Douglass, 2004, “Temporal Changes of Access to Primary Health Care in Illinois (1990-2000) and Policy Implications,” Journal of Medical Systems. v. 28, n. 3, p. 287-299. (PDF)
- Luo, W., K.L. Duffin, E. Peronja, J.A. Stravers, and G.M. Henry, 2004, “A Web-based Interactive Landform Simulation Model (WILSIM),” Computers and Geosciences. v. 30, n. 3, p. 215-220. (scanned PDF)
- Luo, W., 2004, “Using a GIS-based Floating Catchment Method to Assess Areas with Shortage of Physicians,” Health and Place, v. 10, n. 1, p. 1-11. (PDF)
- Luo, W. and F. Wang, 2003, “Measures of Spatial Accessibility to Healthcare in a GIS Environment: Synthesis and a Case Study in Chicago Region,” Environment and Planning B: Planning and Design 2003, v. 30, n .6, p. 865 – 884. (PDF)
- Luo, W. and J.M. Harlin, 2003, “A Theoretical Travel Time based on Watershed Hypsometry,” Journal of American Water Resources Association, v.39, n. 4, 785-792. (PDF)
- Luo, W., 2002, “Hypsometric Analysis of Margaritifer Sinus and Origin of Valley Networks,” Journal of Geophysical Research – Planets, v. 107, n. 10, p. 1-1~1-10, doi:10.1029/2001JE001500. (PDF)
- Luo, W., 2001, “LANDSAP: A Coupled Surface and Subsurface Cellular Automata Model for Landform Simulation,” Computers and Geosciences, v. 27, n.3, 363-367. (PDF)
- Luo W., J.F. Hartmann, J. Li, and V. Sysamouth, 2000, “GIS Mapping and Analysis of Tai Linguistic and Settlement Pattern of Southern China,” Geographic Information Sciences, v. 6, n. 2, p. 129-136. (PDF)
- Harlin, J. and Luo, 2000, “Predicting Time to Hydrograph Peak from Basin Energy Potential: A Hypsometric Approach,” Papers and Proceedings of the Applied Geography Conferences, v. 23: p. 224-229.
- Luo, W., 2000, “Quantifying Groundwater Sapping Processes with a Hypsometric Analysis Technique,” Journal of Geophysical Research - Planets, v. 105, n. 1, p. 1685-1694. (PDF)
- Luo, W., 1998, “The Automation of Hypsometric Analysis with a Geographic Information System (GIS),” Computers and Geosciences, v. 24, n.8, p. 815-821.
- Luo, W., R.E. Arvidson, M. Sultan, R. Becker, M.K. Crombie, N. Sturchio, Z.E. Alfy, 1997, “Groundwater Sapping Processes, Western Desert, Egypt,” Geological Society of America Bulletin, January, v. 109, n. 1, p. 43-62. (PDF)
- Arvidson, R.E., R. Becker, A. Shanabrook, Luo, N. Sturchio, M. Sultan, Z. Lofty, A.M. Mahmoud and Z.E. Alfy, 1994, “Eustatic Sea Level and Tectonic Controls on Quaternary Landscapes, Red Sea Coast, Eastern Desert, Egypt,” Journal of Geophysical Research – Solid Earth, v. 99, n. 6, p. 12175-12190. (PDF)
REFEREED BOOK CHAPTERS
- Luo, W., J. Hartmann, F. Wang, H. Pingwen, V. Sysamouth, J. Li, and X. Cang, 2017, GIS in Comparative-Historical Linguistics Research: Tai Languages, in Reference Module in Earth Systems and Environmental Sciences, Elsevier. http://dx.doi.org/10.1016/B978-0-12-409548-9.09663-9
- 王法辉、罗卫、程杨，2015，“就医便捷度的度量、影响与优化”，《地理空间分析在健康领域的应用》（施讯、王法辉编），高等教育出版社，183-209 页
- 罗卫、依玛木.西尔艾力、王法辉， 2015，“美国缺医区划分的实践与改进前景”，《地理空间分析在健康领域的应用》（施讯、王法辉编），高等教育出版社，227-246 页
- Hartmann, J.F., Luo, and V. Sysamouth, 2010, "Tai Participation in the Spread of Rice Agriculture in Asia," in Rice Origin, Antiquity and History, edited by S. D. Sharma, CRC press, 580p.
- Luo, W. and F. Wang, 2003, “Spatial Accessibility to Primary Care and Physician Shortage Area Designation: A Case Study in Illinois with GIS Approaches,” in Geographic Information Systems & Health Applications, edited by R. Skinner and O. Khan., Idea Group Publishing, Hershey, PA, pp 260-278.
- Wang, F. and Luo, 2005, “GIS-Based Accessibility Measures and Application,” in Encyclopedia of Information Science and Technology, edited by M. Khosrow-Pour, Idea Group Reference, Hershey, PA, p. 1284-1287.
FUNDED RESEARCH PROJECTS
06/13 – 08/17 PI, Estimating Global Volume of Excavation by Fluvial Processes on Mars: Inferring Volume of Water and Its Implications, NASA – Mars Data Analysis Program (grant # NNX13AK65G, $290,905)
08/12 – 08/16 PI (with Co-I Jon Pelletier at University of Arizona), WILSIM2, The Next Generation Landform Simulator, NSF – Transforming Undergraduate Education in Science, Technology, Engineering and Mathematics Program (TUES) (award # DUE-1140375, $236,031, NIU portion)
05/08 – 05/12 PI (with Co-I Tomasz Stepinski at Lunar and Planetary Inst.), Global GIS Database of Drainage on Mars, NASA – Mars Data Analysis Program ($353,401)
09/06 – 02/11 Co-PI (with PI John F. Hartmann and Co-PI Fahui Wang), A Regional Approach to Spatial Analysis of Tai Toponyms in Southern China and Southeast Asia Using GIS, NSF – Human and Social Dynamics ($124,963)
02/04 – 01/09 Co-PI (with PI Liping Di at George Mason Univ.), Mobilization of NASA EOS Data and Information through Web Services and Knowledge Management Technologies for Higher Education Teaching and Research, NASA – Earth Science REASoN: Research, Education and Applications Solutions Network: A Distributed Network of Data and Information Providers for Earth Science Enterprise Science, Applications and Education ($70,000, subcontract)
05/05 – 05/08 PI (with Co-I Kathy Kitts), MARS Valley Networks Project: Martian Valley Network Analysis Run-off or Sapping? NASA – Education and Public Outreach (E/PO) program ($30,000)
05/04 – 05/08 PI (with Collaborators Alan Howard at Univ. of Virginia and Ray Arvidson at Washington Univ.), Comprehensive Morphometric Analysis of Martian Valley Network Basins: Evaluating Relative Role of Groundwater Sapping vs. Surface Runoff, NASA – Mars Data Analysis Program ($187,032)
03/02 – 02/04 Principal Investigator (with Kirk Duffin and Jay Stravers), “Web-Based Interactive Simulation of Landform Evolution,” Course, Curriculum and Laboratory Improvement (CCLI) program, National Science Foundation ($75,000)
09/01 – 08/03 Principal Investigator (with Fahui Wang and Carolinda Douglas), “Primary Care Physician Shortage & Spatial Accessibility,” Agency for Healthcare Research and Quality (AHRQ), Department of Health and Human Services ($100,000)
06/00 – 05/01 Principal Investigator, “Physician Shortage Area and Health Care Accessibility: A GIS approach,” NIU-Social Science Research Institute, Faculty Fellowship for 2000-2001 ($11,956)
Web-based Interactive Landform Simulation Model – Cellular Automata (WILSIM-CA) http://www.niu.edu/landform (funded by NSF).
Web-based Interactive Landform Simulation Model – Grand Canyon (WILSIM-GC) http://serc.carleton.edu/landform (funded by NSF).
Press release about Dr. Luo’s NASA grant
Press release about Dr. Luo’s research supporting the northern Martian Ocean hypothesis http://www.niu.edu/PubAffairs/RELEASES/2009/nov/mars.shtml
Press release about Dr. Luo’s NASA grant at http://www.niu.edu/PubAffairs/RELEASES/2004/april/marsresearch.shtml
An article about Dr. Luo and Dr. Hartmann's collaborative research on Linguistic Geography at http://earthobservatory.nasa.gov/Study/TaiLanguage/
Last updated 9/26/2017.