Robust composite weighted quantile screening for ultrahigh dimensional discriminant analysis
Sign Up to like & getrecommendations! Published in 2020 at "Metrika"
DOI: 10.1007/s00184-019-00758-x
Abstract: This paper is concerned with feature screening for the ultrahigh dimensional discriminant analysis. A new feature screening procedure based on the conditional quantile is proposed. The proposed procedure has some desirable features. First, it is… read more here.
Keywords: ultrahigh dimensional; dimensional discriminant; screening ultrahigh; discriminant analysis ... See more keywords
Nuclear norm-based two-dimensional discriminant locality preserving projection for face recognition
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Electronic Imaging"
DOI: 10.1117/1.jei.27.4.043012
Abstract: Abstract. Two-dimensional discriminant locality preserving projection (2DDLPP) is an effective method for image feature extraction. However, original 2DDLPP is based solely on the Euclidean distance, which is sensitive to noises and illumination changes in images.… read more here.
Keywords: nuclear norm; two dimensional; locality preserving; dimensional discriminant ... See more keywords