Fast nearest neighbor search through sparse random projections and voting.
Ville HyvönenTeemu PitkänenSotiris K. TasoulisElias JaasaariRisto TuomainenLiang WangJukka CoranderTeemu RoosPublished in: IEEE BigData (2016)
Keyphrases
- random projections
- compressive sensing
- compressed sensing
- sparse representation
- dimensionality reduction
- dimension reduction
- signal reconstruction
- random sampling
- original data
- image reconstruction
- hash functions
- low dimensional
- principal component analysis
- document clustering
- pattern recognition
- high dimensionality
- feature selection
- neural network
- text mining
- motion estimation
- high dimensional
- object recognition
- similarity measure