A new method based on PCA contribution factors for road hotspot cause analysis.
Lingqiu ZengYifei HuLei YeXiaochang HuQingwen HanJianmei LeiYingxiang ZhuPublished in: SmartWorld/SCALCOM/UIC/ATC/CBDCom/IOP/SCI (2017)
Keyphrases
- principal components
- pairwise
- high precision
- objective function
- principal components analysis
- high accuracy
- principal component analysis
- subspace methods
- segmentation method
- detection method
- statistical analysis
- support vector machine
- feature selection
- computational cost
- experimental evaluation
- dynamic programming
- synthetic data
- significant improvement
- classification method
- k means
- covariance matrix
- road network
- preprocessing
- computational complexity
- face recognition