The Cicchetti-Allison weighting matrix is positive definite.
Matthijs J. WarrensPublished in: Comput. Stat. Data Anal. (2013)
Keyphrases
- positive definite
- covariance matrix
- kernel function
- geometric structure
- fisher information
- semi parametric
- symmetric positive definite
- kernel matrix
- diffusion tensor
- sufficient conditions
- symmetric matrices
- kernel machines
- reproducing kernel hilbert space
- input space
- collaborative filtering
- similarity measure
- machine learning