山东大学学报 (工学版) ›› 2019, Vol. 49 ›› Issue (2): 74-79.doi: 10.6040/j.issn.1672-3961.0.2018.273
Xiaoxiong HOU1,2(
),Xinzheng XU1,2,*(
),Jiong ZHU1,Yanyan GUO1
摘要:
为解决在计算机辅助诊断(computer aided diagnosis, CAD)中采用人工提取医学影像特征的弊端,在ImageNet数据集上预训练深度神经网络模型Alexnet,通过迁移学习再训练后的Alexnet模型对医学影像进行特征提取,利用集成学习方法训练分类器进行分类。试验结果表明,基于Alexnet和随机森林方法的分类器正确率达到了0.87±0.03,集成分类器的分类性能优于单一分类器。
中图分类号:
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