vi-tennis: a vibrotactile/audio exergame for players who are visually impaired
DESCRIPTION
VI Tennis is a haptic/audio exergame for individuals with visual impairments.TRANSCRIPT
Human Computer Interaction Research
University of Nevada, Reno
VI-Tennis: a Vibrotactile/audio based Exergame for Users who
are Visually Impaired Tony Morelli, John Foley, Luis Columna,
Lauren Lieberman, Eelke Folmer
Exercising makes Exercising makes
us us HappyHappy
Exercise reduces Exercise reduces
ObesityObesity
What if you are unable to
Exercise?
Reliance on Reliance on othersothers
Fear of InjuryFear of Injury
Fear of being Fear of being made FUN offmade FUN off
ExergamesExergames
Safer?Safer?
IndependentIndependent??
cool!cool!
Title Text
whatwhat whenwhen
??
♫
Buzz
♫♫
Wii Sports
VI TennisWii Sports♫
♫
Buzz
serve ♫
bounce ♫
return ♫
swing when swing when ball is nearball is near
Human Computer Interaction Research
University of Nevada, Reno
Development StepsImplement Primary and secondary audio/tactile cuesSubstitute Primary unimodal cuesEnsure Multimodal EncodingSubstitute visual secondary unimodal cues
Substitute Primary unimodal cuesEnsure Multimodal EncodingSubstitute visual secondary unimodal cuesEnsure Multimodal EncodingSubstitute visual secondary unimodal cues
Substitute visual secondary unimodal cues
Sensory SubstitutionSensory Substitution
Camp Abilities SUNY Camp Abilities SUNY BrockportBrockport
Human Computer Interaction Research
University of Nevada, Reno
participants’ characteristics
All children totally blind13 children
Human Computer Interaction Research
University of Nevada, Reno
Hypothesis
H1: Players who are blind achieve the same performance with tactile/audio cues as with audio cues
H2: Players who are blind achieve the same levels of active energy expenditure with tactile/audio as with audio cues
Human Computer Interaction Research
University of Nevada, Reno
User Study
Kcal/Kg/Min T1 T2 MeanAudio 3.56(1.1
)4.49(2.0) 3.99(1.0)
Audio/Haptic 4.70(2.3)
3.47(1.0) 4.03(1.8)
Average Active Energy Expenditure
Human Computer Interaction Research
University of Nevada, Reno
User Study
Minutes T1 T2 MeanAudio 9.71(0.5
)9.50(0.8) 9.62(0.7)
Audio/Haptic 9.83(0.4)
9.71(0.5) 9.77(0.4)
Time Spent in MVPA
Human Computer Interaction Research
University of Nevada, Reno
User Study
“WIth sounds you have to pay more attention but with vibrations I just feel it and just hit.”
“It is really good to play with friends or whoever!”
User FeedbackUser Feedback
Whole Body Whole Body ExerciseExercise
MotorMotorLearningLearning
Sensorimotor SkillsSensorimotor Skills
Barriers ToBarriers ToPhysical Physical ActivityActivity
Human Computer Interaction Research
University of Nevada, Reno
VI-Tennis: a Vibrotactile/audio based
Exergame for Users who are Visually Impaired
http://www.vifit.org