Sciweavers

541 search results - page 16 / 109
» An Object-Oriented Data Model for a Time Series Management S...
Sort
View
SEBD
2003
112views Database» more  SEBD 2003»
13 years 9 months ago
A temporal data model and system architecture for the management of normative texts
Abstract. In this paper, we present the preliminary results of an ongoing research activity concerning the temporal management of normative texts in XML format. In particular, four...
Fabio Grandi, Federica Mandreoli, Paolo Tiberio, M...
ICDE
2007
IEEE
149views Database» more  ICDE 2007»
14 years 9 months ago
Optimizing Timestamp Management in Data Stream Management Systems
It has long been recognized that multi-stream operators, such as union and join, often have to wait idly in a temporarily blocked state, as a result of skews between the timestamp...
Yijian Bai, Hetal Thakkar, Haixun Wang, Carlo Zani...
KDD
2004
ACM
198views Data Mining» more  KDD 2004»
14 years 28 days ago
Mining traffic data from probe-car system for travel time prediction
We are developing a technique to predict travel time of a vehicle for an objective road section, based on real time traffic data collected through a probe-car system. In the area ...
Takayuki Nakata, Jun-ichi Takeuchi
KDD
2009
ACM
172views Data Mining» more  KDD 2009»
14 years 4 days ago
Learning dynamic temporal graphs for oil-production equipment monitoring system
Learning temporal graph structures from time series data reveals important dependency relationships between current observations and histories. Most previous work focuses on learn...
Yan Liu, Jayant R. Kalagnanam, Oivind Johnsen
ICASSP
2011
IEEE
12 years 11 months ago
Modified embedding for multi-regime detection in nonstationary streaming data
Many practical data streams are typically composed of several states known as regimes. In this paper, we invoke phase space reconstruction methods from non-linear time series and ...
Evan Kriminger, José Carlos Príncipe...