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IGARSS
2010
15 years 2 months ago
Parallel implementation of the N-FINDR endmember extraction algorithm on commodity graphics processing units
Endmember extraction is an important technique in the context of spectral unmixing of remotely sensed hyperspectral data. Winter's N-FINDR algorithm is one of the most widely...
Sergio Sánchez, Gabriel Martin, Antonio J. ...
EMNLP
2009
15 years 2 months ago
Multi-Class Confidence Weighted Algorithms
The recently introduced online confidence-weighted (CW) learning algorithm for binary classification performs well on many binary NLP tasks. However, for multi-class problems CW l...
Koby Crammer, Mark Dredze, Alex Kulesza
EUSFLAT
2009
233views Fuzzy Logic» more  EUSFLAT 2009»
15 years 2 months ago
SaM: A Split and Merge Algorithm for Fuzzy Frequent Item Set Mining
This paper presents SaM, a split and merge algorithm for frequent item set mining. Its distinguishing qualities are an exceptionally simple algorithm and data structure, which not ...
Christian Borgelt, Xiaomeng Wang
196
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JDCTA
2010
152views more  JDCTA 2010»
14 years 11 months ago
Spatial Clustering Algorithm Based on Hierarchical-Partition Tree
In spatial clustering, the scale of spatial data is usually very large. Spatial clustering algorithms need high performance, good scalability, and are able to deal with noise and ...
Zhongzhi Li, Xuegang Wang
JSAC
2010
116views more  JSAC 2010»
14 years 11 months ago
Utility-based asynchronous flow control algorithm for wireless sensor networks
Abstract--In this paper, we formulate a flow control optimization problem for wireless sensor networks with lifetime constraint and link interference in an asynchronous setting. Ou...
Jiming Chen, WeiQiang Xu, Shibo He, Youxian Sun, P...