This Article 
 Bibliographic References 
 Add to: 
A Survey of Feedback Modalities for Wheelchair Power Seat Functions
July-September 2012 (vol. 11 no. 3)
pp. 54-62
Hsin-yi Liu, University of Pittsburgh
Garrett G. Grindle, University of Pittsburgh
Fu-Chieh Chuang, Carnegie Mellon University
Annmarie Kelleher, University of Pittsburgh
Rosemarie Cooper, University of Pittsburgh
Dan Siewiorek, Carnegie Mellon University
Asim Smailagic, Carnegie Mellon University
Rory A. Cooper, University of Pittsburgh
Power seat functions (PSFs) let power wheelchair users adjust their posture independently. The Virtual Seating Coach aims to prompt users to use PSFs appropriately and warn against improper use. The authors surveyed users about their preferences for PSF feedback modalities.

1. D.R. Levinson, Power Wheelchairs in the Medicare Program: Supplier Acquisition Cost and Services, tech. report, Dept. of Health and Human Services, Office of Inspector General, 2009.
2. B.E. Dicianno et al., "RESNA Position on the Application of Tilt, Recline, and Elevating Legrests for Wheelchairs," Assistive Technologies, vol. 21, no. 1, 2009, pp. 13–22.
3. A.M. Cook and S.M. Hussey, "Seating Systems as Extrinsic Enablers for Assistive Technologies," Assistive Technology: Principles and Practice, 2nd ed, Mosby, 2002, pp. 165–211.
4. A. Dewey, M. Rice-Oxley, and T. Dean, "A Qualitative Study Comparing the Experiences of Tilt-in-Space Wheelchair Use and Conventional Wheelchair Use by Clients Severely Disabled with Multiple Sclerosis," British J. Occupational Therapy, vol. 67, no. 2, 2004, pp. 65–74.
5. M. Lacoste et al., "Powered Tilt/Recline Systems: Why and How Are They Used?," Assistive Technology, vol. 15, no. 1, 2003, pp. 58–68.
6. E.P. Leister, "The Effectiveness and Use of Seat Tilt, Backrest Recline, and Seat Elevation in Adult Powered Wheelchair Users," Rehabilitation Science and Technology, master's thesis, University of Pittsburgh, 2004;
7. R. Moreno et al., "The Case for Social Agency in Computer-Based Teaching: Do Students Learn More Deeply When They Interact with Animated Pedagogical Agents?" Cognition and Instruction, vol. 19, no. 2, 2001, pp. 177–213.
8. A. Baylor, J. Ryu, and E. Shen, "The Effects of Pedagogical Agent Voice and Animation on Learning, Motivation and Perceived Persona," Proc. World Conf. Educational Multimedia, Hypermedia and Telecommunications, Assoc. for the Advancement of Computing in Education (AACE), 2003, pp. 452–458.
9. A.L. Baylor, "The Impact of Pedagogical Agent Image on Affective Outcomes," Proc. Int'l Conf. Intelligent User Interfaces, ACM, 2005, pp. 1–6.
10. T.W. Bickmore, L.M. Pfeifer, and M.K. Paasche-Orlow, "Health Document Explanation by Virtual Agents," LNCS 4722, Springer, 2007, p. 183–196.
11. C. Braun et al., Beautycheck—Ursachen und Folgen von Attraktivitaet [Beautycheck—Causes and Consequences of Human Facial Attractiveness], tech. report, Psychologisches Institut, Universität Regensburg, 2001;

Index Terms:
customized reminder, power seat function, user interface, virtual coach, wheelchair, pervasive computing
Hsin-yi Liu, Garrett G. Grindle, Fu-Chieh Chuang, Annmarie Kelleher, Rosemarie Cooper, Dan Siewiorek, Asim Smailagic, Rory A. Cooper, "A Survey of Feedback Modalities for Wheelchair Power Seat Functions," IEEE Pervasive Computing, vol. 11, no. 3, pp. 54-62, July-Sept. 2012, doi:10.1109/MPRV.2011.20
Usage of this product signifies your acceptance of the Terms of Use.