Social Sciences
Transport
100%
Travel
65%
Analysis
62%
Traffic
51%
Policy
47%
Vehicle
38%
Motor Vehicles
34%
Pedestrian
34%
Environment
29%
Change
29%
Roads
25%
Location
24%
Public Transport
24%
Information
23%
Travel Time
22%
Evaluation
21%
Cost
20%
Urban Areas
20%
Region
19%
Carbon
17%
Design
17%
Indexes
15%
Consumers
15%
Learning
15%
Efficiency
14%
Bus
14%
Time
13%
Problem
13%
Project
13%
Algorithm
12%
Effectiveness
12%
Metropolitan Area
11%
Traffic Congestion
11%
Service Industries
11%
Approach
11%
Support
11%
Conceptualization
11%
Control
10%
Travel Behavior
10%
Process
10%
Economic and Social Development
10%
Contingent Valuation
10%
Group
10%
Program
10%
Comparison
10%
Gas
10%
Scenarios
9%
Space
9%
Train
9%
Planning
8%
Earth and Planetary Sciences
Investigation
57%
Transportation
53%
Model
49%
Traffic
35%
Policy
30%
Public
27%
Environment
26%
Public Transport
22%
Car
19%
Evaluation
18%
Selection
18%
Travel Demand
18%
Management
17%
Korea
17%
Environmental Impact
16%
Emissions
14%
Allocation
14%
Station
14%
Area
14%
Metropolitan Area
14%
Cost
14%
Air Pollution
13%
Information
13%
Bus
12%
Route
12%
Approach
11%
Strategy
11%
Carbon Dioxide Emission
11%
Need
10%
Comparison
10%
Position (Location)
9%
Algorithm
9%
Rate
9%
Show
9%
Increasing
9%
Efficiency
9%
Passenger
8%
Greenhouse Gas Emission
8%
Construction
8%
Time
8%
Train
7%
Carbon
7%
Feasibility Study
7%
Energy Consumption
7%
Real Time
7%
Rapid
7%
Network Analysis
7%
Congestion
7%
Volume
7%
Shape
6%
Engineering
Models
90%
Environment
43%
Algorithm
40%
Road
38%
Railroad Cars
37%
Research
27%
Reduction
27%
Environmental Impact
21%
Navigation System
20%
Prediction
20%
Environmental Benefit
19%
Electric Vehicle
18%
Contaminant
16%
Estimation
15%
Development
14%
Greenhouse Gas
14%
Characteristics
13%
Design Problem
13%
Evaluation
12%
Design
12%
Energy Engineering
12%
Deep Learning
12%
Planning
12%
Subways
11%
Measures
11%
Air Pollution
10%
Images
10%
Travel Speed
10%
Stability Analysis
10%
Facilities
9%
Accident Prevention
9%
Energy Conservation
9%
Energy Efficiency
9%
Accuracy
8%
Zeros
8%
Genetic Algorithm
8%
Simulation Model
7%
Convolutional Neural Network
7%
Emergence
7%
Fuel
7%
Global Warming
7%
Transportation Sector
7%
Connectivity
6%
Reliability
6%
Sustainable Development
6%
Efficiency
6%
Metro
6%
Field Data
5%
Economics
5%
Reinforcement Learning
5%