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ICDE
2010
IEEE
188views Database» more  ICDE 2010»
16 years 4 months ago
Space-efficient Online Approximation of Time Series Data: Streams, Amnesia, and Out-of-order
In this paper, we present an abstract framework for online approximation of time-series data that yields a unified set of algorithms for several popular models: data streams, amnes...
Sorabh Gandhi, Luca Foschini, Subhash Suri
ICN
2005
Springer
15 years 10 months ago
Information Fusion for Data Dissemination in Self-Organizing Wireless Sensor Networks
Data dissemination is a fundamental task in wireless sensor networks. Because of the radios range limitation and energy consumption constraints, sensor data is commonly disseminate...
Eduardo Freire Nakamura, Carlos Mauricio S. Figuei...
DAWAK
2001
Springer
15 years 9 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
VLDB
1991
ACM
196views Database» more  VLDB 1991»
15 years 8 months ago
Kaleidoscope Data Model for An English-like Query Language
Most database interfaces provide poor guidance on ad hoc query formulation, burdening users to learn, and to recall precisely the query language and the database. Kaleidoscope avo...
Sang Kyun Cha, Gio Wiederhold
LREC
2010
165views Education» more  LREC 2010»
15 years 6 months ago
Data Collection and IPR in Multilingual Parallel Corpora. Dutch Parallel Corpus
After three years of work the Dutch Parallel Corpus (DPC) project has reached an end. The finalized corpus is a ten-million-word high-quality sentence-aligned bidirectional parall...
Orphée De Clercq, Maribel Montero Perez