Alexander Severin Hohl

Transcription

1 Alexander Severin Hohl Department of Geography and Earth Sciences University of North Carolina at Charlotte 9201 University City Blvd., Charlotte, NC, alexanderhohl84.wordpress.com Education Ph.D. Geography Expected graduation: May 2018 Dissertation: Accelerating the Detection of Space-Time Patterns Under Non-Stationary Background Population Advisors: Dr. Eric Delmelle and Dr. Wenwu Tang M.S. Computer Science Expected graduation: July 2018 Concentration: Data Science and Management Advisor: Dr. Erik Saule Graduate Certificate in Advanced Databases December 2017 and Knowledge Discovery M.A. Geography July 2011 Thesis: Go with the flow: geospatial analytics to quantify hydrologic landscape connectivity for passively dispersed microorganisms Advisor: Dr. Ross Meentemeyer B.S. Geography May 2008 University of Zurich, Switzerland Minors: Earth Sciences, Environmental Sciences Publications Published: Hohl, A., Zheng, M., Tang, W., Delmelle, E., & Casas, I. (2017). Spatiotemporal Point Pattern Analysis Using Ripley s K Function. In: Karimi, H. A. & Karimi, B. (Eds.) Geospatial Data Science: Techniques and Applications. Taylor & Francis. 1

2 Piburn, J., Stewart, R., Myers, A., Sorokine, A., Axley, E., Anderson, D., Burdette, J., Biddle C., Hohl, A., Eberle, R., Kaufman, J., & Morton, A. (2017). The World Spatiotemporal Analytics and Mapping Project (WSTAMP): Further Progress in Discovering, Exploring, and Mapping Spatiotemporal Patterns Across the World s Largest Open Source Data Sets. ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences. IV-4/W2: Saule, E., Panchananam, D., Hohl, A., Tang, W., & Delmelle, E. (2017). Parallel Space-Time Kernel Density Estimation. 46th International Conference on Parallel Processing (ICPP), Bristol, 2017, pp doi: /ICPP Saule, E., Panchananam, D., Hohl, A., Tang, W., & Delmelle, E. (2017). Parallel Space-Time Kernel Density Estimation. arxiv preprint arxiv: Desjardins, M. R., Hohl, A., Griffith, A., & Delmelle, E. (2017). Fine-scale visualization of pollen concentrations across the Eastern United States: A space-time parallel approach. Proceedings of the 2017 International Conference on GeoComputation. Hohl, A., Casas, I., Delmelle, E., & Tang, W. (2016). Hybrid Indexing for Parallel Analysis of Spatiotemporal Point Patterns. Short Paper Proceedings of the 9 th International Conference on Geographic Information Science. Hohl, A., Delmelle, E., Tang, W., & Casas, I. (2016). Accelerating the discovery of space-time patterns of infectious diseases using parallel computing. Spatial and Spatio-Temporal Epidemiology, 19, Hohl, A., Delmelle, E. M., & Tang, W. (2015). Spatiotemporal domain decomposition for massive parallel computation of space-time kernel density. ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences. II-4/W2: Hohl, A., Václavík, T., & Meentemeyer, R. K. (2014). Go with the flow: geospatial analytics to quantify hydrologic landscape connectivity for passively dispersed microorganisms. International Journal of Geographical Information Science, 28(8), In Review: Hohl, A., Griffith, A., Eppes, M., & Delmelle, E. Computationally Enabled 4D Visualizations Facilitate the Detection of Rock Fracture Patterns from Acoustic Emissions. Rock Mechanics and Rock Engineering. Desjardins M., Hohl, A., Griffith, A., & Delmelle, E. A space-time parallel framework for finescale visualization of pollen concentrations across the Eastern United States. International Journal of Geographical Information Science. 2

3 In Preparation: Hohl, A., Zheng, M., Jia, M., Delmelle, E., & Tang, W. Sensitivity Analysis of a High- Performance Spatiotemporal Pattern Mining Algorithm. Eppes, M., Hohl, A., Hallet, B., & MacKenzie-Helwein, P. Directional Thermal Stresses Produce Directional Subcritical Cracking. To be submitted to Geology. Scholarships & Awards SAM Travel Award, AAG ($250) December 2018 The Spatial Analysis and Modelling (SAM) Specialty Group at AAG grants four Travel Awards for PhD students each year to support travel to the Annual Meeting of the American Association of Geographers. James W. Clay Memorial Scholarship, ($300) April 2017 Awarded by the Department of Geography and Earth Sciences for excellence in Cartography Health Academy Graduate Student Paper Award, April 2016 Awarded by the Department of Sociology to foster collaboration for health-related studies across disciplines John Odland Award Runner-up, AAG ($400) April 2016 Awarded by the Spatial Analysis and Modeling (SAM) Specialty Group at AAG for contribution to the use of mathematical models, statistical techniques and computational approaches for analyzing spatial phenomena Provost Doctoral Teaching Fellowship, ($5000) March 2016 Awarded by the Office of Academic Affairs to introduce doctoral students to teaching practices used in higher education instruction Graduate Assistant Support Plan, ($19,000 yearly, for 4 years) January 2014 Highly competitive support package used to attract top graduate students. Conference Presentations Hohl, A. (2018). Space-Time GIS Using Ripley s K Function. Annual Meeting of the American Association of Geographers (AAG). New Orleans, LA, USA. Hohl, A., Zheng, M., Jia, M., Delmelle, E., & Tang, W. (2017). Sensitivity Analysis of a High Performance Spatiotemporal Pattern Mining Algorithm. Annual Meeting of the American Association of Geographers (AAG). Boston, MA, USA. Hohl, A., Delmelle, E., Tang, W., & Casas, I. (2016). Spatiotemporal Domain Decomposition 3

4 and Indexing for Discovery of Disease Patterns Using Parallel Computing. Annual Meeting of the Southeastern Division of the American Association of Geographers (SEDAAG). Columbia, SC, USA. Hohl, A., Casas, I., Delmelle, E., & Tang, W. (2016). Hybrid Indexing for Parallel Analysis of Spatiotemporal Point Patterns. 9 th International Conference on Geographic Information Science. Montréal, Canada. Hohl, A. (2016). Accelerated Discovery of Infectious Disease Clusters Using Adaptive Spatiotemporal Domain Decomposition. Annual Meeting of the American Association of Geographers (AAG). San Francisco, CA, USA. Hohl, A. (2015). Spatiotemporal Domain Decomposition for Massive Parallel Processing of Epidemiological Data. Annual Meeting of the Southeastern Division of the Association of American Geographers (SEDAAG). Pensacola, FL, USA. Hohl, A., Delmelle, E., & Tang, W. (2015). Spatiotemporal domain decomposition for massive parallel computation of space-time kernel density. 1 st International Symposium on Spatiotemporal Computing, Fairfax, VA, USA. Hohl, A., Delmelle, E., & Tang, W. (2015). 3D domain decomposition for parallel processing of massive spatiotemporal geographic data. Annual Meeting of the Association of American Geographers (AAG). Chicago, IL, USA. Hohl, A., Václavík, T., Rizzo, D.M., & Meentemeyer, R.K. (2011). Go with the flow: Hydrological connectivity influences the dispersal of an invasive forest pathogen. Annual Meeting of the Association of American Geographers (AAG). Seattle, WA, USA. Hohl, A., Václavík, T., Rizzo, D.M., & Meentemeyer, R.K. (2011). Go with the flow: Hydrological connectivity influences the dispersal of an invasive forest pathogen. 26 th Annual Symposium of the US-Regional Association for the International Association for Landscape Ecology (US-IALE). Portland, OR, USA. Hohl, A. (2011). Hydrological connectivity influences the dispersal of an invasive forest pathogen. 17 th Annual Graduate Research Symposium of the Graduate and Professional Student Government at. Charlotte, NC, USA. Hohl, A., Rizzo, D.M., Václavík, T., & Meentemeyer, R.K. (2010). Stream baiting of Phytophthora ramorum for early detection of sudden oak death: Modeling forest disease spread in California at watershed level. 25th Annual Symposium of the US-Regional Association for the International Association for Landscape Ecology (US-IALE). Athens, GA, USA. Hohl, A. (2010). Mapping the Spread of Sudden Oak Death Disease via Stream Baiting in California Watersheds. Annual Meeting of the South Eastern Division of the Association of American Geographers (SEDAAG). Birmingham, AL, USA. 4

5 Invited Talks Hohl, A. (2017). Spatiotemporal Domain Decomposition for Adaptive Bandwidth Kernel Density Estimation under Spatially and Temporally Inhomogeneous Background Population. Center for Applied GIS Seminar Series,. Hohl, A. (2017). Accelerating the discovery of space-time patterns of infectious diseases. Brown Bag Seminar, Department of Geoinformatics (Z_GIS), University of Salzburg, Austria. Hohl, A. (2017). Accelerating the Detection of Space-Time Clusters in Disease Outbreaks. Planning Grant Workshop NSF I/U CRC,. Hohl, A. (2016). Hybrid Indexing for Parallel Analysis of Spatiotemporal Point Patterns. Center for Applied GIS Seminar Series,. Hohl, A. (2016). Spatiotemporal Domain Decomposition for Massive Parallel Processing of Epidemiological Data. Charlotte-Mecklenburg GIS User Group Meeting. Hohl, A. (2015). Spatiotemporal Domain Decomposition for Massive Parallel Processing of Epidemiological Data. Center for Applied GIS Seminar Series,. Professional Experience Graduate Assistant Instructor of record: January 2014 Present Introduced students to advanced GIS techniques in two courses o Geography 4150/5150: Spatial Database with GIS and GPS o Geography 4103/5103: Computer Programming for GIS Applications Mentored diverse group of students to success: undergraduate, graduate, geographers, earth scientists, non-majors Teaching Assistant: Educated undergraduate students during computer lab sections o Geography 6030/8030: GIS and Technology o Geography 4132/5132: Spatial Modelling for Social & Economic Apps. o Geography 4120/5120: Introduction to GIS Graded homework exercises, tutored students: o Geography 3120: Fundamentals of GIS o Geography 4150/5150: Spatial Database Development Created, updated and revised exercises: o Geography 6030/8030: Geovisualization o Geography 6305: Site Feasibility Analysis 5

6 Research Assistant: Overcame big data challenge by developing scalable methods for discovery and visualization of disease clusters Disseminated research by publishing in high-impact academic journals, as well as national and international conferences Interacted with researchers across spatial and institutional boundaries Intern May 2016 August 2016 The Geographic Information Science and Technology Group (GIST) Oak Ridge National Laboratory (ORNL), Oak Ridge, TN Designed and implemented a rigorous software testing program for the World Spatiotemporal Analytics and Mapping Project (WSTAMP) Solved issues of big data analytics by developing procedure for visualization of massive time series data GIS Specialist January 2012 December 2013 National Cooperative for the Disposal of Radioactive Waste, Switzerland Increased efficiency of decision making process by automating geoprocessing and map making Identified nuclear waste repository perimeters Provided thorough support and problem resolution for GIS users Collaborated with project team members to support set-up, management and closure of data management aspects, facilitating consistent, cohesive data handling Intern August 2011 December 2011 Swiss Federal Institute for Forest, Snow and Landscape Research WSL Discovered and visualized disparities between multiple climate models Identified spatial variation in forest canopy density during multi-day field survey Graduate Assistant August 2009 July 2011 Center for Applied GIScience (CAGIS), Developed and published innovative method for invasive species distribution modelling Collected data on Sudden Oak Death from 35 field sites in Big Sur, CA Intern July 2008 July 2009 Cantonal Government of Argovia, Switzerland Coordinated data entry and analysis between multiple concurrent projects 6

7 Enabled production of habitat maps for European Green Woodpecker through surveying oak trees in old-growth forests Service Reviewer Health and Medical Geography Specialty Group (HMSG), AAG February 2017 International Journal for Geographical Information Science (IJGIS) March 2014 Student Representative Spatial Analysis and Modelling Specialty Group (SAM), AAG Director Cyberinfrastructure Specialty Group (CISG), AAG April 2017 Present April 2017 Present Session Organizer Advances in Computational Approaches for Geospatial Health Applications April 2018 AAG Annual Meeting 2018, New Orleans, LA Treasurer September 2016 August 2017 Geography and Earth Sciences Graduate Organization (GESGO), Committee Member September 2016 August 2017 Center for Applied GIS Seminar Series, Doctoral Student Representative September 2016 August 2017 Department of Geography and Earth Sciences, Organizer November 2016 Professional Affiliations South Eastern Division of the Association of American Geographers (SEDAAG) 2010 Present United States Regional Association of the International Association for Landscape Ecology (US-IALE) The American Association of Geographers (AAG) 2011 Present Skills Software: Python, R, C++, HTML, MySQL, JMP, GeoDa, MS Office, ESRI ArcGIS, ENVI, Voxler, Adobe Photoshop, Hadoop, Spark, Hive, GitHub, MS Windows, Linux 7

8 Languages: German (native speaker), English (highly proficient), French (good command) 8