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PVLDB
2010
112views more  PVLDB 2010»
14 years 11 months ago
CODS: Evolving Data Efficiently and Scalably in Column Oriented Databases
Database evolution is the process of updating the schema of a database or data warehouse (schema evolution) and evolving the data to the updated schema (data evolution). Database ...
Ziyang Liu, Sivaramakrishnan Natarajan, Bin He, Hu...
TSMC
2010
14 years 11 months ago
Influencing Agent Group Behavior by Adjusting Cultural Trait Values
Social reasoning and norms among individuals that share cultural traits are largely fashioned by those traits. We have explored predominant sociological and cultural traits. We off...
Gaurav Tuli, Henry Hexmoor
TSP
2010
14 years 11 months ago
A nondata-aided SNR estimation technique for multilevel modulations exploiting signal cyclostationarity
Signal-to-noise ratio (SNR) estimators of linear modulation schemes usually operate at one sample per symbol at the matched filter output. In this paper we propose a new method for...
Jaume Riba, Javier Villares, Gregori Vázque...
TVCG
2010
139views more  TVCG 2010»
14 years 11 months ago
Representation-Independent In-Place Magnification with Sigma Lenses
Focus+context interaction techniques based on the metaphor of lenses are used to navigate and interact with objects in large information spaces. They provide in-place magnification...
Emmanuel Pietriga, Olivier Bau, Caroline Appert
ICASSP
2011
IEEE
14 years 8 months ago
Hybrid approach for multichannel source separation combining time-frequency mask with multi-channel Wiener filter
This paper discusses a hybrid approach for the multi-channel source separation, where both a time-frequency (t-f) mask and a multichannel Wiener filter (WF) are utilized. T-f mas...
Shoko Araki, Tomohiro Nakatani