Sciweavers

336 search results - page 62 / 68
» Approximating Transitivity in Directed Networks
Sort
View
SI3D
1999
ACM
13 years 11 months ago
UniCam - 2D gestural camera controls for 3D environments
We present a novel approach to controlling a virtual 3D camera with a 2D mouse or stylus input device that is based on gestural interaction. Our approach to 3D camera manipulation...
Robert C. Zeleznik, Andrew S. Forsberg
EDBT
2004
ACM
174views Database» more  EDBT 2004»
14 years 7 months ago
Processing Data-Stream Join Aggregates Using Skimmed Sketches
There is a growing interest in on-line algorithms for analyzing and querying data streams, that examine each stream element only once and have at their disposal, only a limited amo...
Sumit Ganguly, Minos N. Garofalakis, Rajeev Rastog...
NETWORK
2007
93views more  NETWORK 2007»
13 years 6 months ago
Modeling VoIP Call Holding Times for Telecommunications
Voice over IP is one of the most popular applications in broadband access networks. It is anticipated that the characteristics of call holding times (CHTs) for VoIP calls will be ...
Whai-En Chen, Hui-Nien Hung, Yi-Bing Lin
CORR
2008
Springer
91views Education» more  CORR 2008»
13 years 7 months ago
Particle Filtering for Large Dimensional State Spaces with Multimodal Observation Likelihoods
We study efficient importance sampling techniques for particle filtering (PF) when either (a) the observation likelihood (OL) is frequently multimodal or heavy-tailed, or (b) the s...
Namrata Vaswani
VLDB
2007
ACM
181views Database» more  VLDB 2007»
14 years 7 months ago
STAR: Self-Tuning Aggregation for Scalable Monitoring
We present STAR, a self-tuning algorithm that adaptively sets numeric precision constraints to accurately and efficiently answer continuous aggregate queries over distributed data...
Navendu Jain, Michael Dahlin, Yin Zhang, Dmitry Ki...