Analyzing and Improving the Optimization Landscape of Noise-Contrastive Estimation.
Bingbin LiuElan RosenfeldPradeep RavikumarAndrej RisteskiPublished in: CoRR (2021)
Keyphrases
- optimization problems
- estimation error
- optimization algorithm
- signal to noise ratio
- estimation algorithm
- constrained optimization
- accurate estimation
- noise model
- noise level
- noisy data
- global optimization
- density estimation
- gaussian noise
- missing data
- signal subspace
- noise reduction
- additive noise
- discrete optimization
- optimization procedure
- neural network
- optimization method
- medical images
- motion estimation
- search algorithm
- learning algorithm