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KDD
2004
ACM
624views Data Mining» more  KDD 2004»
15 years 9 months ago
Programming the K-means clustering algorithm in SQL
Using SQL has not been considered an efficient and feasible way to implement data mining algorithms. Although this is true for many data mining, machine learning and statistical a...
Carlos Ordonez
165
Voted
TDP
2010
140views more  TDP 2010»
14 years 10 months ago
Movement Data Anonymity through Generalization
In recent years, spatio-temporal and moving objects databases have gained considerable interest, due to the diffusion of mobile devices (e.g., mobile phones, RFID devices and GPS ...
Anna Monreale, Gennady L. Andrienko, Natalia V. An...
CIDR
2007
141views Algorithms» more  CIDR 2007»
15 years 5 months ago
Fragmentation in Large Object Repositories
Fragmentation leads to unpredictable and degraded application performance. While these problems have been studied in detail for desktop filesystem workloads, this study examines n...
Russell Sears, Catharine van Ingen
ICDE
2001
IEEE
149views Database» more  ICDE 2001»
16 years 5 months ago
Selectivity Estimation for Spatial Joins
Spatial Joins are important and time consuming operations in spatial database management systems. It is crucial to be able to accurately estimate the performance of these operatio...
Ning An, Zhen-Yu Yang, Anand Sivasubramaniam
VLDB
1990
ACM
101views Database» more  VLDB 1990»
15 years 7 months ago
Non-Monotonic Knowledge Evolution in VLKDBs
Non-monotonic knowledge evolutions and exceptions constitute a complex theoritical and practical problem. The state of the art shows a rich and surprising diversity of approaches....
Christian Esculier