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» Spatial Data Query Support in Peer-to-Peer Systems
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VLDB
2000
ACM
229views Database» more  VLDB 2000»
15 years 1 months ago
Local Dimensionality Reduction: A New Approach to Indexing High Dimensional Spaces
Many emerging application domains require database systems to support efficient access over highly multidimensional datasets. The current state-of-the-art technique to indexing hi...
Kaushik Chakrabarti, Sharad Mehrotra
KDD
1998
ACM
148views Data Mining» more  KDD 1998»
15 years 2 months ago
Group Bitmap Index: A Structure for Association Rules Retrieval
Discovery of association rules from large databases of item sets is an important data mining problem. Association rules are usually stored in relational databases for future use i...
Tadeusz Morzy, Maciej Zakrzewicz
KDD
2009
ACM
185views Data Mining» more  KDD 2009»
15 years 10 months ago
On compressing social networks
Motivated by structural properties of the Web graph that support efficient data structures for in memory adjacency queries, we study the extent to which a large network can be com...
Flavio Chierichetti, Ravi Kumar, Silvio Lattanzi, ...
SIGMOD
2010
ACM
168views Database» more  SIGMOD 2010»
15 years 2 months ago
SimDB: a similarity-aware database system
The identification and processing of similarities in the data play a key role in multiple application scenarios. Several types of similarity-aware operations have been studied in ...
Yasin N. Silva, Ahmed M. Aly, Walid G. Aref, Per-&...
PVLDB
2010
204views more  PVLDB 2010»
14 years 8 months ago
Cheetah: A High Performance, Custom Data Warehouse on Top of MapReduce
Large-scale data analysis has become increasingly important for many enterprises. Recently, a new distributed computing paradigm, called MapReduce, and its open source implementat...
Songting Chen