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An Efficient Multiple Empirical Kernel Learning Algorithm with Data Distribution Estimation

delete2025-05-05
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OA
AI
J
Jinbo Huang
Z
Zhongmei Luo
王
王晓明 (Xiaoming Wang) *
DOI:10.3390/electronics14091879delete
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摘要

摘要

En 中文
多重随机经验核学习机(MREKLM)通常通过选择一组有限的样本生成多个经验特征空间,这有助于缩短训练时长。然而,MREKLM在投影过程中未纳入数据分布信息,导致性能不一致且可重复性存在问题。为解决此局限性,我们引入一个利用样本分布的类内散度矩阵,从而开发了快速多重经验核学习并融入数据分布信息(FMEKL-DDI)。该方法使算法能够在投影时纳入样本分布数据,优化决策边界并提升分类准确率。为进一步减少样本选择时间,我们采用一种利用局部敏感哈希(BPLSH)的边界点选择技术,有助于高效选取用于特征空间构建的样本。来自多个数据集的实验结果表明,FMEKL-DDI在显著提升分类准确率的同时缩短了训练时长,从而提供了一种更高效且泛化能力更强的方案。
Keyword:
empirical kernel learning
machine learning
kernel methods

期刊

Electronics 封面图
Electronics
IF:
2.6
论文数:
1.0W
被引数:
4.7W

机构

C
Civil Aviat Flight Univ China
学者数:
190
论文数: 80
被引数: 15
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