Ed Thomas

Treesearch Publications

• Ed Thomas, U. Buehlmann. 2025. User’s guide for LORCAT: the log recovery analysis tool, version 4.00
• Ed Thomas, Omar Espinoza. 2023. A Specialized Data Crawler for Urban Wood Information
• Ed Thomas, Urs Buehlmann. 2023. Effect of Sawing Variation on Hardwood Lumber Recovery—Part II: Board Count
• Ed Thomas, Urs Buehlmann. 2023. Effect of Sawing Variation on Hardwood Lumber Recovery—Part I: Volume
• Ed Thomas, Urs Buehlmann. 2022. The Effect of Kerf Thickness on Hardwood Log Recovery
• Ed Thomas, Urs Buehlmann, Debbie Conner. 2021. LORCAT: a log recovery analysis tool for hardwood sawmill efficiency
• Ed Thomas, Omar Espinoza, Rahul Bora, Urs Buehlmann. 2020. A Specialized Data Crawler for Cross-Laminated Timber Information Resources
• Xiping Wang, Ed Thomas, Feng Xu, Yunfei Liu, Brian Brashaw, Robert J. Ross. 2018. Defect detection and quality assessment of hardwood logs: part 2—combined acoustic and laser scanning system
• Feng Xu, Xiping Wang, Ed Thomas, Yunfei Liu, Brian Brashaw, Robert J. Ross. 2018. Defect detection and quality assessment of hardwood logs: part 1—acoustic impact test and wavelet analysis
• Xiping Wang, Ed Thomas, Feng Xu, Yunfei Liu, Victor Krause, Brian Brashaw, Robert J. Ross. 2017. Combining acoustic and laser scanning methods to improve hardwood log segregation
• Ed Thomas, Neal Bennett. 2017. An Analysis of the Differences among Log Scaling Methods and Actual Log Volume
• Ed Thomas, John Stanovick, Debbie Conner. 2017. The presence and nature of ellipticity in Appalachian hardwood logs
• Ed Thomas, Urs Buehlmann. 2017. Using low-grade hardwoods for CLT production: a yield analysis
• Ed Thomas. 2016. Equations for predicting internal log defect measurements of common Appalachian hardwoods
• Ed Thomas, Urs Buehlmann. 2016. Potential for yield improvement in combined rip-first and crosscut-first rough mill processing
• Ed Thomas, Timo Grueneberg, Urs Buehlmann. 2015. ROMI 4.0: Rough mill simulator 4.0 users manual
• Alexander Silvis, Ed Thomas, W. Mark Ford, Eric R. Britzke, Meryl J. Friedrich. 2015. Internal cavity characteristics of northern long-eared bat (Myotis septentrionalis) maternity day-roosts
• Ed Thomas, Omar Espinoza, Urs Buehlmann. 2015. Improving lumber yield using a dual system
• Ed Thomas, Neal Bennett. 2014. Estimating bark thicknesses of common Appalachian hardwoods
• Ed Thomas, Neal Bennett. 2014. Accurately determining log and bark volumes of saw logs using high-resolution laser scan data
• Ed Thomas, Liya Thomas. 2013. Using parallel computing methods to improve log surface defect detection methods
• Ed Thomas. 2013. Predicting internal red oak (Quercus rubra) log defect features using surface defect defect measurements
• Ed Thomas. 2013. RAYSAW: a log sawing simulator for 3D laser-scanned hardwood logs
• Timo Grueneberg, Ed Thomas, Urs Buehlmann. 2012. ROMI 4.0: Updated Rough Mill Simulator
• Ed Thomas. 2011. Predicting internal white oak (Quercus alba) log defect features using surface defect indicator measurements
• Wenshu Lin, Jingxin Wang, Ed Thomas. 2011. Development of a 3D log sawing optimization system for small sawmills in central Appalachia, US
• Ed Thomas. 2011. Testing and analysis of internal hardwood log defect prediction models
• Ed Thomas. 2011. A simplified hardwood log-sawing program for three-dimensional profile data
• Wenshu Lin, Jingxin Wang, Ed Thomas. 2011. A three-dimensional optimal sawing system for small sawmills in central Appalachia
• Ed Thomas. 2011. Validation of an internal hardwood log defect prediction model
• U. Buehlmann, R. Buck, Ed Thomas. 2011. Integrated least-cost lumber grade-mix solver
• Liya Thomas, Ed Thomas. 2011. A graphical automated detection system to locate hardwood log surface defects using high-resolution three-dimensional laser scan data
• Urs Buehlmann, Ed Thomas, Xiaoqui Zuo. 2011. Cost minimization through optimized raw material quality composition
• Rebecca A. Buck, Urs Buehlmann, Ed Thomas. 2010. ROMI 3.1 Least-cost lumber grade mix solver using open source statistical software
• Urs Buehlmann, Xiaoqiu Zuo, Ed Thomas. 2010. Second-order polynomial model to solve the least-cost lumber grade mix problem
• Ed Thomas. 2009. Modeling the relationships among internal defect features and external Appalachian hardwood log defect indicators
• Ed Thomas. 2009. Hardwood log defect photographic database, software and user's guide
• Ed Thomas, Liya Thomas, Clifford A. Shaffer. 2008. Defect detection in hardwood logs using high resolution laser scan data
• Ed Thomas. 2008. Predicting internal yellow-poplar log defect features using surface indicators
• Ed Thomas, Joel Weiss. 2006. Rough mill simulator version 3.0: an analysis tool for refining rough mill operations
• Joel M. Weiss, Ed Thomas, R. Edward Thomas. 2005. ROMI-3: Rough-Mill Simulator Version 3.0: User's Guide
• Xiaoqiu Zuo, Urs Buehlmann, Ed Thomas. 2004. Investigating the linearity assumption between lumber grade mix and yield using design of experiments (DOE)
• Liya Thomas, Lamine Mili, Clifford A. Shaffer, Ed Thomas, Ed Thomas. 2004. Defect detection on hardwood logs using high resolution three-dimensional laser scan data
• Ed Thomas, John Brown. 2003. Determining the impact of sorting capacity on rip-first rough mill yield
• Ed Thomas, Urs Buehlmann. 2003. Performance review of the ROMI-RIP rough mill simulator
• Urs Buehlmann, Ed Thomas. 2003. Impact of board-marker accuracy on lumber yield
• Ed Thomas, Urs Buehlmann. 2002. Validation of the ROMI-RIP rough mill simulator
• Urs Buehlmann, Ed Thomas, R. Edward Thomas. 2002. Impact of human error on lumber yield in rough mills
• Charles J. Gatchell, Ed Thomas, Elizabeth S. Walker. 2000. Some implications of remanufacturing hardwood lumber
• Charles J. Gatchell, Ed Thomas, Elizabeth S. Walker. 1999. Effects of preprocessing 1 Common and 2A Common red oak lumber on gang-rip-first rough-mill dimension part yields
• Charles J. Gatchell, Ed Thomas, Elizabeth S. Walker. 1998. 1998 data bank for kiln-dried red oak lumber
• Ed Thomas. 1996. Prioritizing parts from cutting bills when gang-ripping first
• Penny S. Lawson, Ed Thomas, Elizabeth S Walker. 1996. OPTIGRAMI V2 user's guide
• James D. Anderson, Ed Thomas, Charles C. Brunner, Charles J. Gatchell. 1995. CORY Version USDA-1 Crosscut-first simulator user's guide
• Ed Thomas. 1995. ROMI-RIP: Rough Mill RIP-first simulator user's guide
• Ed Thomas, Charles J. Gatchell, Elizabeth S. Walker. 1994. User's guide to AGARIS: Advanced Gang Rip simulator
• William Luppold, Ed Thomas. 1991. New estimates of hardwood lumber exports from the central hardwood region

Data and Tools

• Tool
  

  LORCAT: A Log Recovery Analysis Tool for Hardwood Sawmill Efficiency

  https://research.fs.usda.gov/nrs/products/dataandtools/lorcat-log-recovery-analysis-tool-hardwood-sawmill-efficiency

• Project
  

  Examination of Appalachian Hardwood Roundwood Resource: Availability, Quality, and Distance to Market

  https://research.fs.usda.gov/fpl/projects/appalachian-roundwood-0
  Station

  Forest Products Laboratory
• Program
  

  Ecological Sustainability of Central Appalachian Forests

  https://research.fs.usda.gov/nrs/programs/appalachian
  Station

  Northern Research Station

• West Virginia University, M.Sc., Computer Science, 1993