Method for automatic railway track surface defect classification and evaluation using a laser-based 3D model.
Jiaqi YeEdward StewartDingcheng ZhangQianyu ChenClive RobertsPublished in: IET Image Process. (2020)
Keyphrases
- evaluation method
- cost function
- mathematical model
- evaluation model
- probabilistic model
- statistical model
- objective function
- linear model
- prior information
- surface model
- gaussian distribution
- parameter estimation
- test data
- sensitivity analysis
- bp neural network
- comprehensive evaluation model
- modeling method
- em algorithm
- prediction model
- similarity measure
- reconstruction method
- fully automatic
- statistical shape model
- mass spring
- classification method
- bayesian framework
- energy function
- optimization method
- gold standard
- input data
- pairwise
- reconstruction process
- geometric constraints
- kalman filter
- surface roughness