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1989
ACM
117views Algorithms» more  STOC 1989»
15 years 8 months ago
On the Theory of Average Case Complexity
This paper takes the next step in developing the theory of average case complexity initiated by Leonid A Levin. Previous works Levin 84, Gurevich 87, Venkatesan and Levin 88] have...
Shai Ben-David, Benny Chor, Oded Goldreich, Michae...
IAT
2010
IEEE
15 years 2 months ago
Location-Based Semantic Matchmaking in Ubiquitous Computing
Ever increasing efforts are spent in developing techniques and tools for a full exploitation of semantics in mobile environments, able to overcome volatility and resource limitati...
Michele Ruta, Floriano Scioscia, Eugenio Di Sciasc...
CHI
2008
ACM
16 years 4 months ago
What drives content tagging: the case of photos on Flickr
We examine tagging behavior on Flickr, a public photosharing website. We build on previous qualitative research that exposed a taxonomy of tagging motivations, as well as on socia...
Oded Nov, Mor Naaman, Chen Ye
CHI
2008
ACM
16 years 4 months ago
Photos on the go: a mobile application case study
We designed and iterated on a photo browsing application for high-end mobile phones. The application, Zurfer, supports viewing of photos from the user, their contacts, and the gen...
Mor Naaman, Rahul Nair, Vlad Kaplun
CHI
2007
ACM
16 years 4 months ago
An empirical study of the use of visually enhanced voip audio conferencing: the case of IEAC
IBM Enhanced Audio Conferencing (IEAC) is a VoIPbased audio conferencing system that, like several other systems, provides a visualization showing who is present and their states ...
Xianghua Ding, Thomas Erickson, Wendy A. Kellogg, ...