保局投影算法在图像检索中的应用研究

Research on Algorithms of LPP for Image Retrieval

对国际上近来提出的保局投影(LPP)算法在图像检索中的最新应用研究进行了详细介绍;分析指明了几种基于LPP的图像检索算法的特点;设计并完成了基于LPP的图像检索算法图像检索效果的比较实验;最后根据实验结果总结了各类算法的优缺点。

In this paper, several algorithms of Locality Preserving Projections （LPP） for image retrieval are introduced, the basic characteristic of algorithms based on LPP are analyzed and indicated. Several experiments to evaluate the effectiveness of these algorithms are performed, our conclusion according to experimental results are proposed.