JOURNAL ARTICLE

Improved cascade forest deep learning model for hyperspectral imagery classification

Fuyu WuXue WangJianwei DingPeijun DuKun Tan

Year: 2020 Journal:   National Remote Sensing Bulletin Vol: 24 (4)Pages: 439-453   Publisher: Science Press

Abstract

高光谱遥感技术在环境监测、应急保障、精细地物提取等方面有着广泛的应用,随着高分五号高光谱数据的正式发布,高光谱遥感技术将发挥更重要的作用。遥感影像分类作为高光谱遥感影像信息处理的重要部分,已成为当前研究重点。本文针对传统多级联森林深度学习中模型复杂、无法利用基分类器差异信息、对类间差异较小的样本无法正确区分等不足,提出了一种改进的多级联森林深度学习模型,在模型框架中,分别采用了随机森林和旋转森林作为基分类器,并引入逻辑回归分类器作为判别器用于训练层扩展。相较于传统的深度神经网络,改进的多级联森林深度网络超参数较少且能够自适应确定训练层,更方便进行模型优化。实验采用了高分五号数据集及两个公开的高光谱数据集(Indian Pines数据集及Pavia University数据集)进行精度评定,同时选择了传统分类器支持向量机、深度置信网等模型作为对比分析。实验结果表明,改进的多级联森林深度学习模型能有效地进行高光谱遥感影像分类,且较传统的分类方法精度有所提升。

Keywords:
Hyperspectral imaging Cascade Artificial intelligence Remote sensing Random forest Computer science Pattern recognition (psychology) Geology Engineering

Metrics

3
Cited By
0.40
FWCI (Field Weighted Citation Impact)
28
Refs
0.71
Citation Normalized Percentile
Is in top 1%
Is in top 10%

Citation History

Topics

Remote-Sensing Image Classification
Physical Sciences →  Engineering →  Media Technology
Machine Learning and ELM
Physical Sciences →  Computer Science →  Artificial Intelligence

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