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MOBIQUITOUS
2008
IEEE
14 years 2 months ago
How to edit gigabyte XML files on a mobile phone with XAS, RefTrees, and RAXS
The Open Source mobility middleware developed in the Fuego Core project provides a stack for efficient XML processing on limited devices. Its components are a persistent map API, ...
Tancred Lindholm, Jaakko Kangasharju
DBSEC
2008
196views Database» more  DBSEC 2008»
13 years 9 months ago
Shared and Searchable Encrypted Data for Untrusted Servers
Current security mechanisms are not suitable for organisations that outsource their data management to untrusted servers. Encrypting and decrypting sensitive data at the client si...
Changyu Dong, Giovanni Russello, Naranker Dulay
DOLAP
2003
ACM
14 years 29 days ago
Achieving adaptivity for OLAP-XML federations
Motivated by the need for more flexible OLAP systems, this paper presents work on logical integration of external data in OLAP databases, carried out in cooperation between the D...
Dennis Pedersen, Torben Bach Pedersen
SIGMOD
2004
ACM
144views Database» more  SIGMOD 2004»
14 years 7 months ago
Diamond in the Rough: Finding Hierarchical Heavy Hitters in Multi-Dimensional Data
Data items archived in data warehouses or those that arrive online as streams typically have attributes which take values from multiple hierarchies (e.g., time and geographic loca...
Graham Cormode, Flip Korn, S. Muthukrishnan, Dives...
PODS
2008
ACM
159views Database» more  PODS 2008»
14 years 7 months ago
Approximation algorithms for clustering uncertain data
There is an increasing quantity of data with uncertainty arising from applications such as sensor network measurements, record linkage, and as output of mining algorithms. This un...
Graham Cormode, Andrew McGregor