Fall Detection of Elderly People Using the Manifold of Positive Semidefinite Matrices.
Abdessamad Youssfi AlaouiYouness TabiiRachid Oulad Haj ThamiMohamed DaoudiStefano BerrettiPietro PalaPublished in: J. Imaging (2021)
Keyphrases
- fall detection
- positive semidefinite matrices
- embedding space
- manifold learning
- complementarity problems
- euclidean space
- detection algorithm
- multi camera
- low dimensional
- fuzzy inference
- positive semidefinite
- high dimensional
- dimensionality reduction
- graph embedding
- convex sets
- indoor environments
- geodesic distance
- geometric structure
- input space
- data points
- nonlinear dimensionality reduction
- features extraction
- euclidean distance
- pattern recognition
- variational inequalities
- semidefinite programming
- neural network
- manifold structure
- multiscale