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SIGMOD
2006
ACM
128views Database» more  SIGMOD 2006»
16 years 3 months ago
Temporal aggregates and temporal universal quantification in standard SQL
Although it has been acknowledged for many years that querying and updating time-varying information using standard (i.e., non-temporal) SQL is a challenging task, the proposed te...
Esteban Zimányi
BIBE
2004
IEEE
156views Bioinformatics» more  BIBE 2004»
15 years 6 months ago
GeneWebEx: Gene Annotation Web Extraction, Aggregation, and Updating from Web-Based Biomolecular Databanks
Numerous genomic annotations are currently stored in different web-accessible databanks that scientists need to mine with user-defined queries and in a batch mode to orderly integ...
Marco Masseroli, Andrea Stella, Natalia Meani, Myr...
AIM
2004
15 years 3 months ago
Qualitative Spatial Reasoning Extracting and Reasoning with Spatial Aggregates
Reasoning about spatial data is a key task in many applications, including geographic information systems, meteorological and fluid flow analysis, computer-aided design, and prote...
Christopher Bailey-Kellogg, Feng Zhao
GIS
2004
ACM
16 years 4 months ago
Spatio-temporal aggregates over raster image data
Spatial, temporal and spatio-temporal aggregates over continuous streams of remotely sensed image data build a fundamental operation in many applications in the environmental scie...
Jie Zhang, Michael Gertz, Demet Aksoy
TKDE
2012
253views Formal Methods» more  TKDE 2012»
13 years 5 months ago
Horizontal Aggregations in SQL to Prepare Data Sets for Data Mining Analysis
—Preparing a data set for analysis is generally the most time consuming task in a data mining project, requiring many complex SQL queries, joining tables and aggregating columns....
Carlos Ordonez, Zhibo Chen 0002