SQLEM: Fast Clustering in SQL using the EM Algorithm

Summary: SQL-based EM clustering for very large databases, handling high-dimensional data, many clusters, and massive records. Proposes horizontal, vertical, and hybrid SQL strategies to execute EM inside a relational DBMS for scalable data mining. (summarized by gpt-5-nano on Feb 09 2026)

Paper ID: 3221
Venue: SIGMOD
Year: 2000
Pagerank: 0.00012318334
Overall Rank: 1,372 | 90.46%
DOI: -

Incoming Non-self Citations Over Time

Authors

1. Carlos Ordonez
2. Paul Cereghini

Incoming Citations (Sorted by Pagerank)

Showing 5 of 5 citing papers.

Rank	Citing Paper	Year	Venue	Pagerank
140	The MADlib Analytics Library or MAD Skills, the SQL	2012	VLDB	0.00042270404
3,455	A Comparison of Platforms for Implementing and Running Very Large Scale Machine Learning Algorithms	2014	SIGMOD	7.0771839e-05
5,079	Combi-Operator – Database Support for Data Mining Applications	2003	VLDB	5.7140516e-05
8,466	Building Statistical Models and Scoring with UDFs	2007	SIGMOD	4.5050696e-05
9,420	Local Search Methods for k-Means with Outliers	2017	VLDB	4.3441378e-05

Outgoing Citations (Sorted by Pagerank)

Showing 5 of 5 cited papers.

Citations counted here include only citations to other VLDB/SIGMOD/CIDR/PODS papers in this database.

Rank	Cited Paper	Year	Venue	Pagerank
27	Efficient and Effective Clustering Methods for Spatial Data Mining	1994	VLDB	0.00080736878
33	BIRCH: An Efficient Data Clustering Method for Very Large Databases	1996	SIGMOD	0.00077324389
277	Automatic Subspace Clustering of High Dimensional Data for Data Mining Applications	1998	SIGMOD	0.00029311426
1,595	Fast Algorithms for Projected Clustering	1999	SIGMOD	0.00011222442
3,475	Optimal Grid-Clustering: Towards Breaking the Curse of Dimensionality in High-Dimensional Clustering	1999	VLDB	7.0614822e-05

Semantically Similar Papers

Overall Rank	Paper	Year	Venue	Pagerank
547	An Efficient Algorithm for Mining Association Rules in Large Databases	1995	VLDB	0.00020420717
1,816	Incremental Clustering for Mining in a Data Warehousing Environment	1998	VLDB	0.0001045313
5,079	Combi-Operator – Database Support for Data Mining Applications	2003	VLDB	5.7140516e-05
13,926	Clustering Methods for Large Databases: From the Past to the Future	1999	SIGMOD	-
277	Automatic Subspace Clustering of High Dimensional Data for Data Mining Applications	1998	SIGMOD	0.00029311426
9,585	One-pass Data Mining Algorithms in a DBMS with UDFs	2011	SIGMOD	4.3218691e-05
13,425	Data Mining Algorithms as a Service in the Cloud: Exploiting Relational Database Systems	2013	SIGMOD	-
10,924	Improved Approximation Algorithms for Relational Clustering	2024	PODS	4.1945683e-05
1,595	Fast Algorithms for Projected Clustering	1999	SIGMOD	0.00011222442
13,513	Database Systems Research on Data Mining	2010	SIGMOD	-