Traffic Safety Region Estimation Based on SFS-PCA-LSSVM: An Application to Highway Crash Risk Evaluation.
Yanfang YangYong QinPublished in: SEKE (2016)
Keyphrases
- traffic safety
- risk evaluation
- ls svm
- least squares support vector machine
- principal component analysis
- risk management
- traffic accidents
- traffic management
- least squares
- parameter estimation
- evaluation model
- prediction model
- principal components
- technological innovation
- improved algorithm
- bp neural network
- genetic algorithm
- particle swarm optimization
- feature vectors
- dimension reduction
- generalization ability
- covariance matrix
- traffic flow
- cross validation
- svm classifier
- low dimensional
- dimensionality reduction
- high dimensional
- feature space