CSCW: Colocated Asynchronous Applications

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COLOCATED-ASYNCHRONOUS APPLICATIONS Kalan MacRow CPSC 554m - HCI Topics The University of British Columbia A breadth-ﬁrst introduction 1

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https://speakerdeck.com/kmacrow 2

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CSCW MATRIX Synchronous Asynchronous Colocated Remote Continuous tasks Face to face Communication + coordination Remote interactions http://upload.wikimedia.org/wikipedia/commons/2/28/Cscwmatrix.jpg 3

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APPLICATIONS Peripheral displays Shared displays Location tracking 4

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Do you use any colocated-asynchronous apps? Can you imagine any that might be useful? Which tasks are colocated and async? Ack! Meh. Hrm... 5

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PERIPHERAL DISPLAYS Notiﬁcation Collage Continuous collage of interactive media CollageMachine Artful, non-interactive, collage of web media Tickertape One-line streaming text notiﬁcations [1], [2], and [3] 6

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http://www.youtube.com/watch?v=ov9vSdmON84 DEMO Notiﬁcation Collage 7

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PERIPHERAL DISPLAYS CHALLENGES Distraction issues Screen space Integration Privacy concerns 8

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SHARED DISPLAYS Interactive Public Ambient Displays Sharable, interactive public displays Dynamo: Interactive Surface Cooperative media exchange Semi-public displays for groups Lightweight group activity, collaboration [4], [5], and [6] 9

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SHARED DISPLAYS CHALLENGES Walk up and use Transitions Social issues Privacy concerns 10

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LOCATION TRACKING SpotON: Wiﬁ 3D location sensing Location sensing for context-aware apps LANDMARC: Indoor location sensing Precise indoor location sensing with RFID PARCTAB: Infrared PDA Indoor PDA network with location sensing [7], [8], and [9] 11

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LOCATION TRACKING CHALLENGES Position resolution PRIVACY! Hardware costs Context-aware apps 12

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Adoption has been very limited. Why? Would you use a shared app in public? How can we approach privacy issues? 13

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REFERENCES 1. Saul Greenberg, Michael Rounding. The Notiﬁcation Collage: Posting Information to Public and Personal Displays. SIGCHI’01. 2001. Seattle, USA. 2. Andruid Kerne. CollageMachine. http://www.stg.brown.edu/conferences/DAC/abstracts/kerne.html. Accessed Feb. 24, 2013. 3. Fitzpatrick, G. and Kaplan, S. Supporting public availability and accessibility with Elvin. J CSCW, Kluwer, In Press. 4. Vogel, D. and Balakrishan, R. Interactive Public Ambient Displays: Transitioning from Implicit to Explicit, Public to Personal, Interaction with Multiple Users. UIST’04. 2004. Santa Fe, USA. 5. Izadi, S., Brignull, H., Rodden, T., Rogers, Y., Underwood, M. Dynamo: A public interactive surface supporting the cooperative sharing and exchange of media. UIST’03. 2003. Vancouver, Canada. 6. Huang, M. and Mynatt, E. Semi-Public Displays for Small, Co-located Groups. CHI’03. 2003. Ft. Lauderdale, USA. 7. Hightower, J., Borriello, G., Want, R. SpotON: And Indoor 3D Location Sensing Technology Based on RF Signal Strength. 2000. UW CSE Technical Report #2000-02-02. 8. Ni, L., LIU, Y., Lau, Y., Patil, A. LANDMARC: Indoor Location Sensing Using Active RFID. 2004. J Wireless Networks, Klewer, In Press. 9. Schilit, B., Adams, N., Gold, R., Tso, M., Want, R. The PARCTAB Mobile Computing System. WWOS-III. 1993. 14