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» Data collection by the people, for the people
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SODA
2010
ACM
155views Algorithms» more  SODA 2010»
15 years 10 months ago
Road Network Reconstruction for Organizing Paths
We consider the problem of reconstructing a road network from a collection of path traces and provide guarantees on the accuracy of the reconstruction under reasonable assumptions...
Daniel Chen, Leonidas J. Guibas, John Hershberger,...
MDM
2009
Springer
15 years 5 months ago
WINFO+: Identification of Environment Condition Using Walking Signals
—In this paper we describe a prototype system of identifying environment condition utilizing signals emitted by people. Many people move around in many places such as urban and m...
Yasuyuki Ishida, Niwat Thepvilojanapong, Yoshito T...
HICSS
2008
IEEE
151views Biometrics» more  HICSS 2008»
15 years 7 months ago
Venice, California and World of Warcraft: Persistence and Ephemerality in Playful Spaces
Persistent digital media extend content beyond immediate ephemeral interactions and conversations. Systems such as email, instant messaging, digital kiosks, social networking site...
Silvia Lindtner, Bonnie A. Nardi
ICDE
2008
IEEE
110views Database» more  ICDE 2008»
16 years 2 months ago
InstantDB: Enforcing Timely Degradation of Sensitive Data
- People cannot prevent personal information from being collected by various actors. Several security measures are implemented on servers to minimize the possibility of a privacy v...
Nicolas Anciaux, Luc Bouganim, Harold van Heerde, ...
CORR
2010
Springer
122views Education» more  CORR 2010»
15 years 1 months ago
Harvesting Collective Intelligence: Temporal Behavior in Yahoo Answers
When harvesting collective intelligence, a user wishes to maximize the accuracy and value of the acquired information without spending too much time collecting it. We empirically ...
Christina Aperjis, Bernardo A. Huberman, Fang Wu