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CSI
2011
389views Social Sciences» more  CSI 2011»
14 years 9 months ago
Acceleration of acoustic emission signal processing algorithms using CUDA standard
Offline processing of acoustic emission (AE) signal waveforms recorded during a long-term AE monitoring session is a challenging problem in AE testing area. This is due to the fac...
Lubomir Riha, Radislav Smid
PVLDB
2011
14 years 9 months ago
Column-Oriented Storage Techniques for MapReduce
Users of MapReduce often run into performance problems when they scale up their workloads. Many of the problems they encounter can be overcome by applying techniques learned from ...
Avrilia Floratou, Jignesh M. Patel, Eugene J. Shek...
ICASSP
2011
IEEE
14 years 5 months ago
Application specific loss minimization using gradient boosting
Gradient boosting is a flexible machine learning technique that produces accurate predictions by combining many weak learners. In this work, we investigate its use in two applica...
Bin Zhang, Abhinav Sethy, Tara N. Sainath, Bhuvana...
ESWS
2011
Springer
14 years 5 months ago
The Use of Foundational Ontologies in Ontology Development: An Empirical Assessment
There is an assumption that ontology developers will use a top-down approach by using a foundational ontology, because it purportedly speeds up ontology development and improves qu...
C. Maria Keet
ICDE
2007
IEEE
128views Database» more  ICDE 2007»
16 years 3 months ago
Efficient Evaluation of All-Nearest-Neighbor Queries
The All Nearest Neighbor (ANN) operation is a commonly used primitive for analyzing large multi-dimensional datasets. Since computing ANN is very expensive, in previous works R*-t...
Yun Chen, Jignesh M. Patel