Publications and Presentations

Selected presentations and publications from KPR projects are listed below.

Computer Access Services

  1. Koester, H.H. (2011). Better Computer Access Solutions through the Use of Evidence . Presentation given at the Closing the Gap Annual Conference, Minneapolis, MN.
  2. Koester, H.H., Lenker, J., Prioli, J., Schwartz, P. and Sophianopolous, M.B. (2011). Toward Best Practices in Computer Access Service Delivery. Presentation given at the RESNA 2011 Annual Conference, Toronto.
  3. Ashlock, G., Koester, H.H., and Simpson, R. (2011). Quantitative Approaches to Computer Access. Presentation given at the RESNA 2011 Annual Conference, Toronto.
  4. Simpson, R., Koester, H.H., and LoPresti, E.F. (2010). Research in Computer Access Assessment and Intervention. Physical Medicine and Rehabilitation Clinics of North America, 21(1):15-32.
  5. Koester, H.H. (2009). Gathering and Applying Evidence in Computer Access Services. Proceedings of AAATE 2009 Conference, Florence, Italy.

Compass Assessment Software

  1. Koester, H.H. (2011). Using Compass and KPR Wizards to Enhance Computer Access . Presentation given at the Closing the Gap Annual Conference, Minneapolis, MN.
  2. Koester, H.H., LoPresti, E.F., Simpson, R. (2011). Further Validation of the 'Aim' Test for Assessing a User's Mouse Skills. Proceedings of RESNA 2011 Annual Conference, Toronto, ON, Canada. Arlington, VA: RESNA Press.
  3. Koester, H.H. (2010). Using Compass and KPR Wizards to Enhance Computer Access . Presentation given at the ATIA 2010 Annual Conference, Chicago, IL.
  4. Koester, H.H. (2008). How to Gather Useful Evidence for Access Assessment. Presentation given at the CTG 2008 Annual Conference, Minneapolis.
  5. Koester, H.H., LoPresti, E.F. (2008). Tools and Methods for Assessment in Computer Access. Handout at the CTG 2008 Annual Conference, Minneapolis.
  6. Koester, H.H., DiGiovine, C., Craik, S., Kneebone, M. (2008). How to Gather Useful Evidence for Access Assessment. ARATA Newsletter, 41, Summer 2008, Australia.
  7. Koester, H.H. (2008). How to Gather Useful Evidence for Access Assessment. Presentation given at the CSUN 2008 Annual Conference, Los Angeles.
  8. Koester, H.H., Simpson, R.C., Spaeth, D., LoPresti, E. (2007). Reliability and Validity of Compass Software for Access Assessment. Proceedings of RESNA 2007 Annual Conference, Phoenix, AZ. Arlington, VA: RESNA Press.
  9. Koester, H.H., LoPresti, E.F. (2006). Tools and Methods for Assessment in Computer Access. Handout at the RESNA 2006 Annual Conference, Atlanta, GA.
  10. Koester, H.H., LoPresti, E.F., Simpson, R.C. (2006). Measurement Validity for Compass Assessment Software. Proceedings of RESNA 2006 Annual Conference, Atlanta, GA. Arlington, VA: RESNA Press.
  11. Koester, H.H. (2004). Evidence-Based Practice in Computer Access. PowerPoint presentation at RESNA 2004 Conference.
  12. Ashlock, G., Koester, H.H., LoPresti, E., McMillan, W., and Simpson, R. (2003). User-centered Design of Software for Assessing Computer Usage Skills. Proceedings of RESNA 2003 Annual Conference, Atlanta, GA. Arlington, VA: RESNA Press.
  13. Koester, H.H., LoPresti, E., Ashlock, G., McMillan, W., Moore, P., and Simpson, R. (2003). Compass: Software for Computer Skills Assessment. Proceedings of CSUN 2003 International Conference on Technology and Persons with Disabilities, Los Angeles, CA, March 2003.
  14. LoPresti, E., Koester, H.H., and McMillan, W.W. (2002). Tools for Assessing Computer Access Skills. Proceedings of the ASSETS 2002 Conference, Edinburgh, Scotland. New York:ACM.
  15. Koester, H.H. and McMillan, W.W. (1998). Usability Testing of Software for Assessing Computer Usage Skills, Proceedings of the RESNA '98 Annual Conference, Minneapolis, Arlington, VA: RESNA Press.
  16. Koester, H.H. and McMillan, W.W. (1997). Software for Assessing Computer Usage Skill, Proceedings of RESNA '97 Annual Conference, Pittsburgh. Arlington, VA: RESNA Press.

Adaptive Systems

  1. Koester, H.H., Mankowski, J., LoPresti, E.F., Ashlock, G., Simpson, R. (2011). Software Wizards for Keyboard and Mouse Settings: Usability for End Users. Proceedings of RESNA 2011 Conference, Toronto, Canada.
  2. Simpson, R., Mankowski, R., Koester, H.H. (2011). Modeling One-Switch Row-Column Scanning with Errors and Error Correction Methods. The Open Rehabilitation Journal, Vol. 4: 1-12.
  3. Koester, H.H., LoPresti, E.F., Mankowski, J., Simpson, R., Mankowski, R., Ashlock, G. (2009). Automatically Adjusting Pointing Device Settings Enhances User Double-Click Performance. Proceedings of AAATE 2009 Conference, Florence, Italy.
  4. LoPresti, E., Koester, H.H. and Simpson, R. (2008). Toward Automatic Adjustment of Pointing Device Configuration to Accommodate Physical Impairment. Disability and Rehabilitation: Assistive Technology, 3(4):221-235.
  5. Simpson, R., Koester, H.H., LoPresti, E., (2007). Selecting an Appropriate Scan Rate: The .65 Rule. Assistive Technology, 19(2):51-58.
  6. Koester, H.H., LoPresti, E., and Simpson, R. (2007). Toward Automatic Adjustment of Keyboard Settings for People with Physical Impairments. Disability and Rehabilitation: Assistive Technology, 2(5):261-274.
  7. Simpson, R., Koester, H.H., and LoPresti, E. (2006). Evaluation of an Adaptive Row-Column Scanning System. Technology and Disability, 18(3): 127-138.
  8. Koester, H.H., LoPresti, E., Simpson, R. (2006). Factors Influencing User Performance with Pointing Devices. Proceedings of RESNA 2006 Annual Conference, Atlanta, GA. Arlington, VA: RESNA Press.
  9. Simpson, R., Koester, H.H., LoPresti, E., (2006). Selecting an Appropriate Scan Rate: The .65 Rule. Proceedings of RESNA 2006 Annual Conference, Atlanta, GA. Arlington, VA: RESNA Press.
  10. LoPresti, E.F., Koester, H.H., Simpson, R.C. (2006) Measuring Keyboard Performance for People with Disabilities. Proceedings of RESNA 2006 Annual Conference, Atlanta, GA. Arlington, VA: RESNA Press.
  11. Koester, H.H., LoPresti, E.P., Simpson, R.C. (2005). Toward Goldilocks' Pointing Device: Determining a "just right" gain setting for users with physical impairments. Proceedings of the ASSETS 2005 Conference, Baltimore, MD. New York:ACM.
  12. Simpson, R.C. and Koester, H.H. (2000). An Adaptive Word Prediction Interface. Proceedings of the AAAI Spring Symposium on Adaptive User Interfaces, Palo Alto, CA.
  13. Simpson, R. and Koester, H.H. (1999). Adaptive One-Switch Row-Column Scanning. IEEE Transactions on Rehabilitation Engineering, 7:4, 464-473.
  14. Simpson, R.C. and Koester, H.H. (1998). Further Exploration of Adaptive One-switch Row-column Scanning for Text Entry. Proceedings of RESNA '98 Annual Conference, Minneapolis. Arlington, VA: RESNA Press.
  15. Simpson, R.C. and Koester, H.H. (1997). Adaptive One-switch Row-column Scanning for Text Entry.Proceedings of RESNA '97 Annual Conference, Pittsburgh. Arlington, VA: RESNA Press.
  16. Simpson, R., Levine, S.P. and Koester, H.H. (1996) Using Probabilistic Reasoning to Develop Automatically Adapting Assistive Technology Systems. AAAI Fall Symposium on Developing AI Applications for People with Disabilities, Boston, MA.

User Performance Measurement and Modeling

  1. Koester, H.H. (2006). Factors that Influence the Performance of Experienced Speech Recognition Users. Assistive Technology, 18(1): 56-76.
  2. Koester, H.H. (2004). Usage, Performance, and Satisfaction Outcomes for Experienced Users of Speech Recognition. Journal of Rehabilitation Research and Development, 41(5): 739-754.
  3. Koester, H.H. (2003). Abandonment of Speech Recognition Systems. by New Users. Proceedings of RESNA 2003 Annual Conference, Atlanta, GA. Arlington, VA: RESNA Press.
  4. Koester, H.H. (2002). User Performance with Speech Recognition Systems: A Literature Review. Assistive Technology, 13(2):116-30.
  5. Koester, H.H. and Levine, S.P. (2000). User Performance with Continuous Speech Recognition Systems. Proceedings of RESNA 2000 Annual Conference, Orlando, FL. Arlington, VA: RESNA Press.
  6. Simpson, R. and Koester, H.H. (2000). Effect of System Configuration on User Performance with Word Prediction: Results for Able-Bodied Users. Proceedings of RESNA 2000 Annual Conference, Orlando, FL. Arlington, VA: RESNA Press.
  7. Koester, H. and Simpson, R. (2000). Effect of System Configuration on User Performance with Word Prediction: Results for Users with Disabilities. Proceedings of the RESNA 2000 Annual Conference, Orlando, FL. Arlington, VA: RESNA Press.
  8. Koester, H.H. and Levine, S.P. (1998). Model Simulations of User Performance with Word Prediction. Augmentative and Alternative Communication, 14:01, 25-35.
  9. Koester, H.H. (1997). The Effect of a User's Search Strategy on Performance with Word Prediction. Proceedings of the RESNA '97 Annual Conference, Pittsburgh. Arlington, VA: RESNA Press.
  10. Koester, H.H. and Levine, S.P. (1997). Keystroke-level Models for User Performance with Word Prediction. Augmentative and Alternative Communication, 13:4, 239-257.
  11. Koester, H.H. and Levine, S.P. (1996). The Effect of a Word Prediction Feature on User Performance. Augmentative and Alternative Communication, 12:3, 155-168.
  12. Koester, H.H. and Levine, S.P. (1995). Validating Quantitative Models of User Performance with Word Prediction Systems. Proceedings of RESNA '95 Annual Conference, Vancouver. Arlington, VA: RESNA Press.
  13. Koester, H.H. and Levine, S.P. (1995). Simulations of User Performance with Word Prediction. Proceedings of RESNA '95 Annual Conference, Vancouver. Arlington, VA: RESNA Press.
  14. Koester, H.H. and Levine, S.P. (1994). The Effect of a Word Prediction Feature on Text Generation Rate. Proceedings of the RESNA '94 Annual Conference, Nashville. Arlington, VA: RESNA Press.
  15. Koester, H.H. and Levine, S.P. (1994). Validation of a Keystroke-level Model for a Text Entry System Used by People with Disabilities. Proceedings of ASSETS '94: 1st Annual ACM Conference on Assistive Technologies, Marina del Rey, CA. New York: ACM.
  16. Koester, H.H. and Levine, S.P. (1994). Quantitative Indicators of Cognitive Load during Use of a Word Prediction System. Proceedings of the RESNA '94 Annual Conference, Nashville. Arlington, VA: RESNA Press.
  17. Koester, H.H. and Levine, S.P. (1994). Modeling the Speed of Text Entry with a Word Prediction Interface. IEEE Transactions on Rehabilitation Engineering, 2:3, 177-187.
  18. Koester, H.H. and Levine, S.P. (1994). Learning and Performance of Able-bodied Individuals using Scanning Systems with and without Word Prediction. Assistive Technology, 6:1, 42-54.
  19. Koester, H.H. and Levine, S.P. (1993). A Model of Performance Cost versus Benefit for Augmentative Communication Systems. Proceedings of the 15th Annual Conference, IEEE Engineering in Medicine and Biology Society, San Diego.
  20. Koester, H.H. and Levine, S.P. (1993). Methodological Decisions in the Study of Augmentative Communication Systems. Proceedings of RESNA '93 Annual Conference, Las Vegas. Arlington, VA: RESNA Press.
  21. Levine, S.P., Horstmann, H.M. and Kirsch, N.L. (1992). Performance Considerations for People with Cognitive Impairment in Accessing Assistive Technologies. Journal of Head Trauma Rehabilitation, 7:3, 46-58.
  22. Kirsch, N.L., Levine, S.P. and Horstmann, H.M. (1992). Effects of Cognitive Impairment on Performance with Assistive Technologies. Proceedings of the RESNA '92 Annual Conference, Toronto. Arlington, VA: RESNA Press.
  23. Horstmann, H.M. and Levine, S.P. (1992). Learning and Performance in Scanning Systems with and without Word Prediction -- report on a pilot study. Proceedings of the RESNA '92 Annual Conference, Toronto. Arlington, VA: RESNA Press.
  24. Horstmann, H.M. and Levine, S.P. (1991). The Effectiveness of Word Prediction. Proceedings of the RESNA '91 Annual Conference, Kansas City. Arlington, VA: RESNA Press.
  25. Horstmann, H.M. and Levine, S.P. (1990). Modeling of User Performance with Computer Access and Augmentative Communication Systems for Handicapped People. Augmentative and Alternative Communication, 6:4, 231-241.
  26. Horstmann, H.M. (1990). Quantitative Modeling in Augmentative Communication -- A Case Study. Proceedings of the RESNA '90 Annual Conference, Washington, D.C. Arlington, VA: RESNA Press.