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CHI
2010
ACM
16 years 1 months ago
Hybrid groups of printed and digital documents on tabletops: a study
This paper presents an exploratory study investigating how physical and digital documents are used in combination on tabletops. Our results identify hybrid piles as the most commo...
Jürgen Steimle, Mohammadreza Khalilbeigi, Max...
FOCS
2006
IEEE
16 years 10 days ago
Lp metrics on the Heisenberg group and the Goemans-Linial conjecture
We prove that the function d : R3 × R3 → [0, ∞) given by d (x, y, z), (t, u, v) = (t − x)2 + (u − y)2 2 + (v − z + 2xu − 2yt)2 1 2 + (t − x)2 + (u − y)2 1 2 . is ...
James R. Lee, Assaf Naor
ACSC
2003
IEEE
15 years 11 months ago
A Multi-versioning Algorithm for Intention Preservation in Distributed Real-time Group Editors
Intention preservation is an important aspect of consistency maintenance in real-time collaborative editing systems. The multi-version approach is able to preserve individual user...
Liyin Xue, Mehmet A. Orgun, Kang Zhang
CHI
2006
ACM
16 years 6 months ago
Motivating participation by displaying the value of contribution
One of the important challenges faced by designers of online communities is eliciting sufficent contributions from community members. Users in online communities may have difficul...
Al Mamunur Rashid, Kimberly S. Ling, Regina D. Tas...
CHI
2005
ACM
16 years 6 months ago
Roomquake: embedding dynamic phenomena within the physical space of an elementary school classroom
Authentic practice in science requires access to phenomena. In this paper, we introduce RoomQuake, an application designed to foster the growth of a community of learning around s...
Tom Moher, Syeda Hussain, Tim Halter, Debi Kilb