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2009
ACM
181views Algorithms» more  STOC 2009»
16 years 7 months ago
The detectability lemma and quantum gap amplification
The quantum analog of a constraint satisfaction problem is a sum of local Hamiltonians - each (term of the) Hamiltonian specifies a local constraint whose violation contributes to...
Dorit Aharonov, Itai Arad, Zeph Landau, Umesh V. V...
CHI
2009
ACM
16 years 7 months ago
PenLight: combining a mobile projector and a digital pen for dynamic visual overlay
Digital pen systems, originally designed to digitize annotations made on physical paper, are evolving to permit a wider variety of applications. Although the type and quality of p...
Hyunyoung Song, Tovi Grossman, George W. Fitzmauri...
CHI
2009
ACM
16 years 7 months ago
An evaluation of coordination techniques for protecting objects and territories in tabletop groupware
Indirect input techniques allow users to quickly access all parts of tabletop workspaces without the need for physical access; however, indirect techniques restrict the available ...
David Pinelle, Mutasem Barjawi, Miguel A. Nacenta,...
CHI
2009
ACM
16 years 7 months ago
Programming reality: from transitive materials to organic user interfaces
Over the past few years, a quiet revolution has been redefining our fundamental computing technologies. Flexible E-Ink, OLED displays, shape-changing materials, parametric design,...
Marcelo Coelho, Ivan Poupyrev, Sajid Sadi, Roel Ve...
CHI
2009
ACM
16 years 7 months ago
A personalized walk through the museum: the CHIP interactive tour guide
More and more museums aim at enhancing their visitors' museum experiences in a personalized, intensive and engaging way inside the museum. The CHIP1 (Cultural Heritage Inform...
Ivo Roes, Natalia Stash, Yiwen Wang, Lora Aroyo
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