Sciweavers

1923 search results - page 284 / 385
» Ranking in Spatial Databases
Sort
View
GIS
2010
ACM
14 years 8 months ago
Finding similar users using category-based location history
In this paper, we aim to estimate the similarity between users according to their GPS trajectories. Our approach first models a user’s GPS trajectories with a semantic location ...
Xiangye Xiao, Yu Zheng, Qiong Luo, Xing Xie
GIS
2010
ACM
14 years 8 months ago
CBGIR: content-based geographic image retrieval
We describe and demonstrate CBGIR, a web-based system for performing content-based image retrieval in large sets of high-resolution overhead images. The system provides a familiar...
Shawn Newsam, Daniel Leung, Oscar Caballero, Justi...
IJSNET
2010
114views more  IJSNET 2010»
14 years 8 months ago
Wireless sensor networks for soil science
Abstract: Wireless sensor networks can revolutionize soil ecology by providing measurements at temporal and spatial granularities previously impossible. This paper presents our fi...
Andreas Terzis, Razvan Musaloiu-Elefteri, Joshua C...
ISVC
2010
Springer
14 years 7 months ago
Analysis of Time Domain Information for Footstep Recognition
This paper reports an experimental analysis of footsteps as a biometric. The focus here is on information extracted from the time domain of signals collected from an array of piezo...
Rubén Vera-Rodríguez, John S. D. Mas...
GIS
2009
ACM
14 years 7 months ago
LBS (k, T)-anonymity: a spatio-temporal approach to anonymity for location-based service users
We propose a location-based query anonymization technique, LBS (k,T)-anonymization, that ensures anonymity of user's query in a specific time window against what we call know...
Amirreza Masoumzadeh, James Joshi, Hassan A. Karim...