Content-based image retrieval has become an important research area.In order to extract the semantic informati...
Jian-Guo Wu,Xi-Zhao Wang,and Hong-Jie Xing the Key Laboratory of Machine Learning and Computational Intelligence,College of Mathematics and Computer Science,Hebei University,Baoding,071002,China
提出了一种基于L1范数的二维局部保留映射(two-dimensional locality preserving projections based on L1-norm,2DLPP-L1)特征提取方法。与传统的基于L2范数的二维局部保留映射(2DLPP)相比,所提方法有两个优点。首先,由于L1范数对噪声不敏感,因此它具有更强的抗噪声能力;其次,它不需要进行特征值分解。在两个人脸数据库和一个手写数字数据集上的实验结果表明,当训练集中有噪声时,所提的2DLPP-L1能够取得优于传统2DLPP的分类性能。
In this paper,we propose a new L1-Norm-Based two-dimensional locality preserving projections (2DLPP-L1).Tradit...
Hao-Xin Zhao,Hong-Jie Xing,Xi-Zhao Wang,and Jun-Fen Chen the Key Laboratory of Machine Learning and Computational Intelligence,College of Mathematics and Computer Science,Hebei University,Baoding,071002,China.