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February 4, 2011Presented at the University of Athens

Vassilis Kostakos

Ubiquitous ComputingMoving Interaction Beyond the Desktop (and into the City)

February 4, 2011Slide

Outline• HCI & Ubiquitous computing• Beyond the desktop...• ... into the city

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Human Computer Interaction

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$C:\>

1 user 1 computer

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Grouping thingsProximity

Similarity

Connected

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Making things separateShape

Color

Size

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Intensity vs. Hue

The human eye has 10 times more rods than cones. This means that humans are better at interpreting changes in intensity rather than changes in color.

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Mappings

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February 4, 2011Slide 9


Mappings

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Emergence of networking• Many users - many computers• Online collaborative systems

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Making eye contact

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Perception of authority

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Emergence of mobility & embeddedness

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• Ubiquitous/Pervasive research• New set of problems


PEOPLE

SPACESTECHNOLOGY

Human Computer Interaction,Trust, Privacy, Phishing

Spatial & Transpatial Social NetworksUrban Mobility & EncounterEpidemiology & Diffusion

Space Syntax

Augmented SpacesSituated Services

Delay Tolerant Networks

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Kostakos, V., O'Neill, E. and Penn, A. (2006). Architectural Space, Interaction Space and Information Spheres: Designing Urban Pervasive Systems. IEEE Computer, 39(9):52-59.


Beyond the desktop


Kostakos, V. and O'Neill, E. (2003). A directional Stroke Recognition Technique for Mobile Interaction in a Pervasive Computing World. Proceedings of HCI, pp. 197-206


O'Neill, E., Kaenampornpan, M., Kostakos, V., Warr, A. and Woodgate, D. (2005). Can we do without GUIs? Gesture and speech interaction with a patient information system. Personal and Ubiquitous Computing, 10(5):269-283


Kostakos, V. and O'Neill, E. (2006). Interacting with mobile and pervasive systems. In I. K. Ibrahim (Ed.), Handbook of research on mobile multimedia (pp. 71-85)


Smus, B. and Kostakos, V. (2010). Running Gestures: Hands-free Interaction During Physical Activity. Ubicomp, pp. 433-434


Bianchi, A., Oakley, I., Kostakos, V., Kwon, D.S. (2011). The Phone Lock: Audio and Haptic shoulder-surfing resistant PIN entry methods. Tangible and Embedded Interaction, pp. 197-200.Bianchi, A., Oakley, I., Lee, J.K., Kwon, D.S., Kostakos, V. (2011). Haptics for Tangible Interaction: A Vibro-Tactile Prototype. Tangible and Embedded Interaction, pp. 283-284


High Quality Low Quality

Locative

Foreign

LowBranding

LowBranding

HighBranding

HighBranding

Kindberg, T., O’Neill, E., Bevan, C., Kostakos, V., Stanton Fraser, D.S., Jay, T. (2008). Measuring Trust in Wi-Fi Hotspots. CHI, pp. 173-182.Kostakos, V. and Oakley, I. (2009). Designing Trustworthy Situated Services: an Implicit and Explicit Assessment of Locative Images’ Effect on Trust. CHI, pp. 329-332.


Kostakos, V. (2009). Is the crowd's wisdom biased? A quantitative analysis of three online communities. SocialCom, 251-255. MIT Technology Review: Can You Trust Crowd Wisdom? (16/9/2009)


... into the city

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March 22, 2010Slide 26

Community overview

Under review, edited book on Context Awareness, Springer.

March 22, 2010Slide 27

Overview of collected data

Ferreira, D., Dey, A., Kostakos, V. (2011). Understanding Human-Smartphone Concerns: A Study of Battery Life. Pervasive, to appear.


Under review, INTERACT 2011.


People-sensors

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Scanner

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O'Neill, E., Kostakos, V., Kindberg, T., Fatah gen. Schiek, A., Penn, A., Stanton Fraser, D. and Jones, T. (2006). Instrumenting the city: developing methods for observing and understanding the digital cityscape. UbiComp, pp. 315-332.


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Kostakos, V., Nicolai, T., Yoneki, E., O’Neill, E., Kenn, H. and Crowcroft, J. (2009). Understanding and measuring the urban pervasive infrastructure. Personal and Ubiquitous Computing, 13(5):355-364.


Kostakos, V., O'Neill, E., Penn, A., Roussos, G., Papadongonas, D. (2010). Brief encounters: sensing, modelling and visualizing urban mobility and copresence networks. Transactions on Computer Human Interaction, 17(1):1-38


Kostakos, V. (2009). Temporal graphs. Physica A: Statistical Mechanics and its Applications, 388(6):1007-1023.


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Kostakos, V., O'Neill, E., Penn, A., Roussos, G., Papadongonas, D. (2010). Brief encounters: sensing, modelling and visualizing urban mobility and copresence networks. Transactions on Computer Human Interaction, 17(1):1-38


facebook

People with Bluetooth devices bumping into each other(shopping, school, work)

Cityware servers analyse data

Cityware

Facebook applicationpresents data

Cityware nodesrecord & upload data Users' social network

grows

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Kostakos, V. and O’Neill E. (2008). Cityware: Urban Computing to Bridge Online and Real-world Social Networks. In M. Foth (Ed.), Handbook of Research on Urban Informatics: The Practice and Promise of the Real-Time City (pp. 195-204). Hershey, PA: Information Science Reference, IGI Global


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Kostakos, V. and O’Neill E. (2008). Cityware: Urban Computing to Bridge Online and Real-world Social Networks. In M. Foth (Ed.), Handbook of

Research on Urban Informatics: The Practice and Promise of the Real-Time City (pp. 195-204). Hershey, PA: Information Science Reference, IGI Global


Facebook Encounter

Fused


Kostakos, V. and Venkatanathan, J. (2010). Making friends in life and online: Equivalence, micro-correlation and value in spatial and transpatial social networks. SocialCom, 587-594.


It’s a small world!


Intelligent sensing for public transport

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Kostakos, V., Camacho, T. and Mantero, C. (2010). Wireless detection of end-to-end passenger trips on public transport buses. IEEE Conference on Intelligent Transportation Systems, pp. 1795-1800.


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Camacho, T., Kostakos, V., and Mantero, C. (2010). A Wireless Infrastructure for Delivering Contextual Services and Studying Transport Behavior. IEEE Conference on Intelligent Transportation Systems, pp. 943-948.


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unrooted /Users/vk/Desktop/new.dnd.txt Fri Jan 14 15:26:55 2011

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Kostakos, V. (2010). Space Syntax and pervasive systems. In B. Jiang and X. A. Yao (Eds.), Geospatial Analysis and Modeling of Urban Structure and Dynamics (pp. 31-52), Springer.

May 31, 2010Slide

Privacy• Bluetooth can be turned off

–Should be turned on if there exist potential benefits–Build systems that provide such benefits

• Each Bluetooth device has a unique hexadecimal ID–Associate this ID with a person’s identity –VISA, RFID ticket, IMEI : stored in a database–Bluetooth: not stored centrally

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Conclusion• HCI & Ubicomp is a challenging and exciting field• Research agenda

–Moving interaction beyond the desktop...• tangible interaction techniques• feedback• security, trust

– ... and into cities• sensing• mobility• urban social networks

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