Combining Web, Mobile Phones and Public Displays in Large-Scale: Manhattan Story Mashup

Ville H. Tuulos, J¨urgen Scheible, and Heli Nyholm

Arjun Bir Singh

OUTLINE

o Introductiono Prior Worko Game Design (Gameplay)o Game Design (Rationale)o Implementationo Experienceo Conclusion o Commentso References

Introduction – Manhattan Story Mashup

o Come Out & Play Festival• SensorPlanet Project

Mobile phone-centric sensing

o Interactive Storytelling• Mash up stories – web players• Shoot a photo – street players• Keyword-photo pair validation – street players• Story Display – moderator

o Understanding pervasive applications

Prior Work

o Pirateso PhotoPhone Enviornment• Story – teller• you’re so full

o Can You See Me Nowo Uncle Roy All Around You

Game Design (Gameplay)

Gameplay

Game Design (Rationale)

o Satisfying, enjoyable and a creative experienceo Surprise, playability, social actability, transparencyo Speak the users’ languageo Where am I?, What’s here?, Where can I go?o Will users know what to do?, Will users see how to do

it?, Will users understand from feedback whether the action was correct or not?

o Why should I join this community?, What are the rules?, Can I do what I want to do easily?, Can I express myself as I wish?

Game Design Rationale (Contd..)

Initial mobile client UI screen mock-ups

Implementation

o Storytelling Tool• Creation of a story through

sentences• Dubious or nonsensical

sentence detection and removal

• Tokenization of sentences

Storytelling tool in the web

Implementation (Contd..)

o Mobile Client• Implemented in Python• Consists of 3 modes

Keyword selection modeShooting modeGuessing mode

• Player statistics and photo gallery

Keyword selection & shooting mode

Player statistics & gallery views

Implementation (Contd..)

o Large Public Display• Moderator filtering• Motivational aspect

Experience

o 184 players, 3142 photos and 4529 guesseso Fair gameplayo Moderate difficultyo Motivationo Engagingo Correlation between scoring and actions

Experience (Contd..)

Experience (Contd..)

o Photos• Creativity

Acting out publiclyBlur or shake the photo

oWeb• Time-scale difference between the

web and the physical world• Difference in the web and mobile

user baseoQuestionnaire• User experience evaluation

Experience (Contd..)

Usability ratings by mobile players Ratings regarding the mobile and the web as a joint system

Conclusiono MSM success• Lazy shooting• Ambiguity• Teamplay• Speed• Integrated Game-Flow

oMSM Concerns• Time and Web• Scalability• Duration• Adaptability

Comments

o Iterative design techniques yield a good resulto Seamless collaboration between virtual and physical

spaceo Pervasive computing for recreational purposeso Certain incentives should be used to encourage more

web players

References

o www.storymashup.orgo www.uncleroyallaroundyou.co.uko www.canyouseemenow.co.uko PhotoPhone Entertainment by Johan Thoressono Pirates: Proximity-Triggered Interaction in a Multi-

Player Game by Jennica Falk, Peter Ljungstrand, Staffan Björk, Rebecca Hansson

Thank You