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PVLDB
2010
204views more  PVLDB 2010»
15 years 2 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
DKE
2007
101views more  DKE 2007»
15 years 4 months ago
Parameterized pattern queries
We introduce parameterized pattern queries as a new paradigm to extend traditional pattern expressions over sequence databases. A parameterized pattern is essentially a string mad...
Cédric du Mouza, Philippe Rigaux, Michel Sc...
ICASSP
2011
IEEE
14 years 7 months ago
Using F0 to constrain the unit selection Viterbi network
The goal of the work described here is to limit the computation needed in unit selection Viterbi search for text-to-speech synthesis. The broader goal is to improve speech quality...
Alistair Conkie, Ann K. Syrdal
ICMCS
2010
IEEE
146views Multimedia» more  ICMCS 2010»
15 years 5 months ago
Privacy-preserving approximation of L1 distance for multimedia applications
Alice and Bob possess sequences x and y respectively and would like to compute the 1 distance, namely x - y 1 under privacy and communication constraints. The privacy constraint r...
Shantanu Rane, Wei Sun, Anthony Vetro
CIKM
2008
Springer
15 years 6 months ago
A heuristic approach for checking containment of generalized tree-pattern queries
Query processing techniques for XML data have focused mainly on tree-pattern queries (TPQs). However, the need for querying XML data sources whose structure is very complex or not...
Pawel Placek, Dimitri Theodoratos, Stefanos Soulda...