空谱特征分层融合的高光谱图像特征提取

姚本佐, 何芳

Spatial and spectral feature hierarchical fusion for hyperspectral image feature extraction

Benzuo YAO, Fang HE

表2 Salinas数据库不同算法各类地物的分类精度

Tab.2 Classification accuracy of different types of features in Salinas dataset by different algorithms(%)

地物类别 KNN PCA HF-PCA 地物类别 KNN PCA HF-PCA Brocoli-green-weeds_1 98.54 98.54 99.75 Soil-vinyard-develop 97.49 97.39 99.56 Brocoli-green-weeds_2 98.54 98.43 99.70 Corn-senesced-green-weeds 83.94 83.20 92.49 Fallow 80.88 79.09 96.62 Lettuce-romained-4wk 88.93 88.93 89.76 Fallow-rough-plow 98.70 98.70 99.07 Lettuce-romained-5wk 100 100 99.97 Fallow-smooth 95.36 96.27 97.83 Lettuce-romained-6wk 97.57 96.91 99.05 Stubble 98.85 98.85 99.78 Lettuce-romained-7wk 87.54 87.44 96.83 Celery 98.93 98.93 99.60 Vinyard_untrained 59.65 59.32 88.25 Grapes-untrained 70.39 69.30 89.57 Vinyard_vertical-trellis 89.66 89.60 96.18