Sciweavers

3105 search results - page 492 / 621
» The Path-Packing Structure of Graphs
Sort
View
PERCOM
2008
ACM
16 years 6 months ago
Location Fingerprint Analyses Toward Efficient Indoor Positioning
Abstract--Analytical models to evaluate and predict "precision" performance of indoor positioning systems based on location fingerprinting are lacking. Such models can be...
Nattapong Swangmuang, Prashant Krishnamurthy
CVPR
2010
IEEE
16 years 2 months ago
Efficient Piecewise Learning for Conditional Random Fields
Conditional Random Field models have proved effective for several low-level computer vision problems. Inference in these models involves solving a combinatorial optimization probl...
Karteek Alahari, Phil Torr
INFOCOM
2009
IEEE
16 years 1 months ago
Respondent-Driven Sampling for Characterizing Unstructured Overlays
—This paper presents Respondent-Driven Sampling (RDS) as a promising technique to derive unbiased estimates of node properties in unstructured overlay networks such as Gnutella. ...
Amir Hassan Rasti, Mojtaba Torkjazi, Reza Rejaie, ...
MDM
2009
Springer
115views Communications» more  MDM 2009»
16 years 29 days ago
Supporting Contexts for Indoor Navigation Using a Multilayered Space Model
Indoor navigation highly depends on context and requires flexible data structures to support the many use cases and configurations. For example, an indoor navigation system must c...
Thomas Becker, Claus Nagel, Thomas H. Kolbe
FOCS
2008
IEEE
16 years 26 days ago
Submodular Approximation: Sampling-based Algorithms and Lower Bounds
We introduce several generalizations of classical computer science problems obtained by replacing simpler objective functions with general submodular functions. The new problems i...
Zoya Svitkina, Lisa Fleischer