Sciweavers

CHI
2007
ACM
16 years 7 months ago
IGroup: presenting web image search results in semantic clusters
Current web image search engines still rely on user typing textual description: query word(s) for visual targets. As the queries are often short, general or even ambiguous, the im...
Shuo Wang, Feng Jing, Jibo He, Qixing Du, Lei Zhan...
CHI
2007
ACM
16 years 7 months ago
Pictures at the ATM: exploring the usability of multiple graphical passwords
Users gain access to cash, confidential information and services at Automated Teller Machines (ATMs) via an authentication process involving a Personal Identification Number (PIN)...
Wendy Moncur, Grégory Leplâtre
CHI
2007
ACM
16 years 7 months ago
Understanding and developing models for detecting and differentiating breakpoints during interactive tasks
The ability to detect and differentiate breakpoints during task execution is critical for enabling defer-to-breakpoint policies within interruption management. In this work, we ex...
Shamsi T. Iqbal, Brian P. Bailey
CHI
2007
ACM
16 years 7 months ago
Comparing physical, automatic and manual map rotation for pedestrian navigation
It is well-established finding that people find maps easier to use when they are aligned so that "up" on the map corresponds to the user's forward direction. With m...
Will Seager, Danae Stanton Fraser
CHI
2007
ACM
16 years 7 months ago
Toolkit support for developing and deploying sensor-based statistical models of human situations
Sensor-based statistical models promise to support a variety of advances in human-computer interaction, but building applications that use them is currently difficult and potentia...
James Fogarty, Scott E. Hudson
CHI
2007
ACM
16 years 7 months ago
Effects of audio and visual surrogates for making sense of digital video
Video surrogates are meant to help people quickly make sense of the content of a video before downloading or seeking more detailed information. In this paper we present the result...
Yaxiao Song, Gary Marchionini
CHI
2007
ACM
16 years 7 months ago
Coordinating joint activity in avatar-mediated interaction
Massively multiplayer online games (MMOGs) currently represent the most widely used type of social 3D virtual worlds with millions of users worldwide. Although MMOGs take face-to-...
Robert J. Moore, E. Cabell Hankinson Gathman, Nico...
CHI
2007
ACM
16 years 7 months ago
A cognitive constraint model of dual-task trade-offs in a highly dynamic driving task
The paper describes an approach to modeling the strategic variations in performing secondary tasks while driving. In contrast to previous efforts that are based on simulation of a...
Duncan P. Brumby, Andrew Howes, Dario D. Salvucci
CHI
2007
ACM
16 years 7 months ago
Modeling human performance of pen stroke gestures
This paper presents a quantitative human performance model of making single-stroke pen gestures within certain error constraints in terms of production time. Computed from the pro...
Xiang Cao, Shumin Zhai
CHI
2007
ACM
16 years 7 months ago
Citizen communications in crisis: anticipating a future of ICT-supported public participation
Recent world-wide crisis events have drawn new attention to the role information communication technology (ICT) can play in warning and response activities. Drawing on disaster so...
Leysia Palen, Sophia B. Liu