Engineering & Materials Science
Acoustics
11%
Asset management
11%
Boundary conditions
5%
Cables
25%
Concretes
18%
Condition monitoring
94%
Costs
32%
Defects
28%
Deterioration
48%
Economics
18%
Elasticity
8%
Fiber optics
28%
Finite difference method
27%
Fractals
9%
Geometry
50%
Inspection
36%
Level measurement
18%
Life cycle
31%
Linear regression
13%
Managers
45%
Microphones
14%
Monitoring
26%
Open access
35%
Optical cables
17%
Optical fibers
38%
Planning
50%
Power spectral density
31%
Preventive maintenance
6%
Rails
73%
Rayleigh scattering
22%
Sensors
11%
Service life
44%
Spectrum analysis
14%
Stiffness
21%
Surface measurement
11%
Switches
6%
Time series
22%
Wave effects
38%
Wavelength
20%
Wear of materials
11%
Welding
7%
Business & Economics
Access Charge
40%
Anomaly
6%
Assets
14%
Cable
37%
Car
13%
Charge
5%
Condition Monitoring
100%
Continuous Monitoring
12%
Costs
13%
Data Sources
26%
Defects
6%
Evaluation
7%
Evaluation Method
9%
Fiber
46%
Geometry
27%
Inspection
15%
Life Cycle
9%
Linear Regression
8%
Longitudinal Data
9%
Managers
23%
Measurement Method
22%
Monitoring
18%
Monitoring System
10%
Performance
5%
Planning
27%
Proximity
6%
Rail
10%
Rail Network
5%
Railway
72%
Sensor
18%
Spectral Density
41%
Train
24%
Turnout
41%
Vibration
9%
Social Sciences
acoustics
7%
assets
21%
cause
5%
communication technology
27%
costs
20%
evaluation
7%
German Federal Railways
73%
infrastructure
44%
life cycle
6%
manager
16%
mathematics
19%
measurement method
18%
monitoring
60%
planning
20%
recording
26%
time
11%
time series
13%