Similarity Group-by Operators for Multi-Dimensional Relational Data.
IEEE Transactions on Knowledge and Data Engineering(2016)
摘要
The SQL group-by operator plays an important role in summarizing and aggregating large datasets in a data analytics stack. While the standard group-by operator, which is based on equality, is useful in several applications, allowing similarity aware grouping provides a more realistic view on real-world data that could lead to better insights. The Similarity SQL-based Group-By operator (SGB, for sh...
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关键词
Semantics,Mobile handsets,Mobile ad hoc networks,Clustering algorithms,Logic gates,Indexes,Query processing
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