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» Querying contract databases based on temporal behavior
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ICDE
2006
IEEE
183views Database» more  ICDE 2006»
15 years 3 months ago
Similarity Queries on Structured Data in Structured Overlays
Structured P2P systems based on distributed hash tables are a popular choice for building large-scaled data management systems. Generally, they only support exact match queries, b...
Marcel Karnstedt, Kai-Uwe Sattler, Manfred Hauswir...
SSDBM
2006
IEEE
121views Database» more  SSDBM 2006»
15 years 3 months ago
Scalability Management in Sensor-Network PhenomenaBases
A phenomenon appears in a sensor network when a group of sensors persist to generate similar behavior over a period of time. PhenomenaBases (or databases of phenomena) are equippe...
Mohamed H. Ali, Walid G. Aref, Ibrahim Kamel
ADBIS
2006
Springer
181views Database» more  ADBIS 2006»
15 years 3 months ago
Searching for Similar Trajectories on Road Networks Using Spatio-temporal Similarity
In order to search similar moving object trajectories, the previously used methods focused on Euclidean distance and considered only spatial similarity. Euclidean distance is not a...
Jung-Rae Hwang, Hye-Young Kang, Ki-Joune Li
DEXA
2005
Springer
176views Database» more  DEXA 2005»
15 years 3 months ago
Control-Based Quality Adaptation in Data Stream Management Systems
Unlike processing snapshot queries in a traditional DBMS, the processing of continuous queries in a data stream management system (DSMS) needs to satisfy quality requirements such ...
Yi-Cheng Tu, Mohamed Hefeeda, Yuni Xia, Sunil Prab...
DAWAK
2001
Springer
15 years 2 months ago
Shared Index Scans for Data Warehouses
Tree based indexing structures like -trees, ·-trees, Bitmap indexes and Ê-trees have become essential for getting good performance when accessing vast datasets. However, most dat...
Yannis Kotidis, Yannis Sismanis, Nick Roussopoulos