204 search results - page 31 / 41 » Sketching Sampled Data Streams |
DMSN
2007
ACM
13 years 11 months ago
2007
ACM
Many sensor network applications monitor continuous phenomena by sampling, and fit time-varying models that capture the phenomena's behaviors. We introduce Pulse, a framework...
GISCIENCE
2010
Springer
2010
Springer
Efficient Data Collection and Event Boundary Detection in Wireless Sensor Networks Using Tiny Models
13 years 8 months ago
Using wireless geosensor networks (WGSN), sensor nodes often monitor a phenomenon that is both continuous in time and space. However, sensor nodes take discrete samples, and an ana...
CIVR
2005
Springer
14 years 1 months ago
2005
Springer
Abstract. We introduce a view–point invariant representation of moving object trajectories that can be used in video database applications. It is assumed that trajectories lie on...
CVIU
2010
13 years 7 months ago
2010
We consider the problem of estimating the relative orientation of a number of individual photocells -or pixels- that hold fixed relative positions. The photocells measure the inte...
TMM
2002
13 years 7 months ago
2002
Most image and video compression algorithms that have been proposed to improve picture quality relative to compression efficiency have either been designed based on objective crite...