[1]YAO Futian,QIAN Yuntao.Gaussian process and its applications in hyperspectral image classification[J].CAAI Transactions on Intelligent Systems,2011,6(5):396-404.
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CAAI Transactions on Intelligent Systems[ISSN 1673-4785/CN 23-1538/TP] Volume:
6
Number of periods:
2011 5
Page number:
396-404
Column:
学术论文—人工智能基础
Public date:
2011-10-30
- Title:
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Gaussian process and its applications in hyperspectral image classification
- Author(s):
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YAO Futian1; 2; QIAN Yuntao1; 2
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1.College of Computer Science, Zhejiang University, Hangzhou 310027, China;
2.Institute of Artificial Intelligence, Zhejiang University, Hangzhou 310027, China
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- Keywords:
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Gaussian process; hyperspectral imaging; machine learning; image classification
- CLC:
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TP181
- DOI:
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- Abstract:
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Hyperspectral image classification is one of the hotspots in the field of remote sensing applications. The classification performance is affected by the inherit characteristics of hyperspectral imaging. Gaussian process (GP) is a recently developed machine learning method which enables explicitly probabilistic modeling and makes results easily interpretable. Furthermore, hyperparameters of GP can be learned from training data, which overcomes the difficulties of fixing model parameters in most classifiers. This paper introduced the basic concept of GP and some GPbased classification methods. After analyzing the characteristics of hyperspectral imaging and the existing classification methods for hyperspectral images, GP based classification for hyperspectral images was discussed, and some new GPbased classification methods such as GP with spatial constraints and semisupervised GP methods were proposed. Finally, several future research trends of GP and hyperspectral image classification were given.