Improving Bilingual Projections via Sparse Covariance Matrices.
Jagadeesh JagarlamudiRaghavendra UdupaHal Daumé IIIAbhijit BholePublished in: EMNLP (2011)
Keyphrases
- covariance matrices
- covariance matrix
- maximum likelihood
- gaussian distribution
- gaussian mixture model
- vector space
- gaussian mixture
- distance measure
- multivariate normal
- feature vectors
- high dimensional
- sample size
- principal component analysis
- transformation matrix
- magnetic resonance images
- probabilistic model
- riemannian manifolds
- lie group