Multivariate normal estimation: the case (n < p)
Sign Up to like & getrecommendations! Published in 2018 at "Communications in Statistics - Theory and Methods"
DOI: 10.1080/03610926.2017.1316405
Abstract: ABSTRACT Estimation in the multivariate context when the number of observations available is less than the number of variables is a classical theoretical problem. In order to ensure estimability, one has to assume certain constraints… read more here.
Keywords: methodology; estimation; multivariate normal; case ... See more keywords
Contrastive Learning for Joint Normal Estimation and Point Cloud Filtering
Sign Up to like & getrecommendations! Published in 2022 at "IEEE transactions on visualization and computer graphics"
DOI: 10.1109/tvcg.2023.3263866
Abstract: Point cloud filtering and normal estimation are two fundamental research problems in the 3D field. Existing methods usually perform normal estimation and filtering separately and often show sensitivity to noise and/or inability to preserve sharp… read more here.
Keywords: point cloud; cloud filtering; normal estimation; contrastive learning ... See more keywords