Path Thresholding: Asymptotically Tuning-Free High-Dimensional Sparse Regression.
Divyanshu VatsRichard G. BaraniukPublished in: AISTATS (2014)
Keyphrases
- sparse regression
- high dimensional
- feature selection and classification
- high dimensionality
- linear regression
- similarity search
- low rank
- high dimensional data
- shortest path
- variable selection
- image segmentation
- dimensionality reduction
- low dimensional
- sample size
- nearest neighbor
- feature ranking
- image processing
- microarray data
- data points
- denoising
- loss function
- semi supervised
- sparse matrix
- feature vectors