Earth and Planetary Sciences
Maintenance
87%
Fractal Analysis
50%
Railway
50%
Slot
50%
Long-Term Effect
50%
Specification
50%
Condition
50%
Political Economy
50%
Datum
50%
Management
50%
Evaluation
50%
Damage
33%
Tool
33%
Cause
25%
Regime
25%
Subsoil
25%
Positioning
25%
Passenger
25%
Length
16%
Regression
16%
Quality
16%
Project
16%
Behavior
16%
Monitoring
16%
Infrastructure
16%
Engineer
16%
Research
16%
Surface Pressure
16%
Information
16%
Investigation
16%
Increasing
16%
Model
16%
Cost
16%
Planning
16%
Trough
16%
Decision
16%
Preventive Maintenance
16%
Void Ratio
14%
Passenger Transport
12%
High-Speed Train
12%
Service Life
12%
Proving
12%
Inspection
12%
Wavelength
12%
Irregularity
12%
Deterioration
12%
Addressing
12%
Bed
12%
Foundation
7%
Durability
7%
Railway Transport
7%
Signal Measurement
6%
Synchronism
6%
Computer Science
Correlation
100%
Asset Management
100%
Models
66%
Validation Process
50%
Site Inspection
50%
Historical Data
50%
Linking
50%
Target Function
50%
Term Consequence
50%
Roles
50%
Assessment Tool
50%
Evaluation
50%
Accounting System
33%
Technical Feasibility
25%
Liberalization
25%
Open Access
25%
Network Performance
25%
Modeling Process
16%
Service Traffic
16%
Charging System
16%
Railway System
16%
Preventive Maintenance
16%
Maintenance Task
16%
Data Analysis
16%
Boundary Condition
16%
Market Situation
16%
Precondition
16%
Cost Accounting
16%
Positioning Algorithm
12%
Infrastructure Component
12%
Inspection Interval
12%