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ICDE
2003
IEEE
73views Database» more  ICDE 2003»
14 years 9 months ago
Scalable Application-Aware Data Freshening
Distributed databases and other networked information systems use copies or mirrors to reduce latency and to increase availability. Copies need to be refreshed. In a loosely coupl...
Donald Carney, Sangdon Lee, Stanley B. Zdonik
CW
2004
IEEE
14 years 6 days ago
Peer-to-Peer Networked Field-type Virtual Environment by Using AtoZ
This paper aims to study how to gain the consistency of the state in a DVE (Distributed Virtual Environment) with lag, under the condition of peer-to-peer architecture. That is, w...
Tatsuhiro Yonekura, Yoshihiro Kawano, Dai Hanawa
VLDB
2007
ACM
122views Database» more  VLDB 2007»
14 years 8 months ago
MIST: Distributed Indexing and Querying in Sensor Networks using Statistical Models
The modeling of high level semantic events from low level sensor signals is important in order to understand distributed phenomena. For such content-modeling purposes, transformat...
Arnab Bhattacharya, Anand Meka, Ambuj K. Singh
DCOSS
2008
Springer
13 years 10 months ago
Multi-root, Multi-Query Processing in Sensor Networks
Sensor networks can be viewed as large distributed databases, and SQL-like high-level declarative languages can be used for data and information retrieval. Energy constraints make ...
Zhiguo Zhang, Ajay D. Kshemkalyani, Sol M. Shatz
KDD
2010
ACM
218views Data Mining» more  KDD 2010»
14 years 10 days ago
Online multiscale dynamic topic models
We propose an online topic model for sequentially analyzing the time evolution of topics in document collections. Topics naturally evolve with multiple timescales. For example, so...
Tomoharu Iwata, Takeshi Yamada, Yasushi Sakurai, N...