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CSCW
2004
ACM
16 years 1 days ago
Digital backchannels in shared physical spaces: attention, intention and contention
There are a variety of digital tools for enabling people who are separated by time and space to communicate and collaborate on shared interests and tasks. The widespread use of so...
Joseph F. McCarthy, Danah Boyd, Elizabeth F. Churc...
SSD
2001
Springer
122views Database» more  SSD 2001»
15 years 11 months ago
Calendars, Time Granularities, and Automata
The notion of time granularity comes into play in a variety of problems involving time representation and management in database applications, including temporal database design, t...
Ugo Dal Lago, Angelo Montanari
ACMDIS
2000
ACM
15 years 11 months ago
Meta-Design: Design for Designers
One fundamental challenge for the design of the interactive systems of the future is to invent and design environments and cultures in which humans can express themselves and enga...
Gerhard Fischer, Eric Scharff
SIGECOM
1999
ACM
202views ECommerce» more  SIGECOM 1999»
15 years 11 months ago
A methodology for workload characterization of E-commerce sites
Performance analysis and capacity planning for e-commerce sites poses an interesting problem: how to best characterize the workload of these sites. Tradition al workload character...
Daniel A. Menascé, Virgilio Almeida, Rodrig...
FOCS
1994
IEEE
15 years 10 months ago
A Spectral Approach to Lower Bounds
We establish a nonlinear lower bound for halfplane range searching over a group. Specifically, we show that summing up the weights of n (weighted) points within n halfplanes requir...
Bernard Chazelle