Grassmann angles between real or complex subspaces

ALG Mandolesi - arxiv preprint arxiv:1910.00147, 2019 - arxiv.org
The Grassmann angle improves upon similar angles between subspaces that measure
volume contraction in orthogonal projections. It works in real or complex spaces, with …

Grassmann angle formulas and identities

ALG Mandolesi - arxiv preprint arxiv:2005.12700, 2020 - arxiv.org
Grassmann angles improve upon similar concepts of angle between subspaces that
measure volume contraction in orthogonal projections, working for real or complex …

Compressed subspace learning based on canonical angle preserving property

Y Jiao, G Li, Y Gu - arxiv preprint arxiv:1907.06166, 2019 - arxiv.org
Union of Subspaces (UoS) is a popular model to describe the underlying low-dimensional
structure of data. The fine details of UoS structure can be described in terms of canonical …

Dimensionality-reduced Secure Outlier Detection on Union of Subspaces

K Liu, Y Jiao, Y **, X **ang… - 2021 IEEE 5th International …, 2021 - ieeexplore.ieee.org
In the problem of outlier detection (OD) on a union of subspaces (UoS), inliers are assumed
to lie around a union of low-dimensional subspaces, and the goal is to detect the outliers …

An Easy-to-Implement Framework of Fast Subspace Clustering For Big Data Sets

L Meng, Y Jiao, Y Gu - ICASSP 2020-2020 IEEE International …, 2020 - ieeexplore.ieee.org
Subspace clustering has attracted much attention due to its successful application on many
data mining and computer vision tasks. However, most subspace clustering algorithms suffer …