yusuke1997/dblp-id-title huggingface dataset:
Foreign Body Detection in Rail Transit Based on a Multi-Mode Feature-Enhanced Convolutional Neural Network
Concept of Using the MBSE Approach to Integrate Security Patterns in Safety-Related Projects for the Automotive Industry
Traffic Data Reconstruction via Adaptive Spatial-Temporal Correlations
Top-Down Attention-Based Mechanisms for Interpretable Autonomous Driving
Siamese Temporal Convolutional Networks for Driver Identification Using Driver Steering Behavior Analysis
Toward Autonomous Collision Avoidance by Steering
Variable Neighborhood Search and Alternating Direction Method of Multipliers for Integrated Optimization of Maintenance Windows and Train Timetables
Global Topology Constraint Network for Fine-Grained Vehicle Recognition
Leveraging Spatial-Temporal Heterogeneity and Cross-Mode Interactions: A Meta-Learning Approach for Multimodal Transportation Demand Prediction
D-LSTM: Short-Term Road Traffic Speed Prediction Model Based on GPS Positioning Data
Magnetic Tracking With Real-Time Geomagnetic Vector Separation for Robotic Dockable Charging
EKF-Based Visual Inertial Navigation Using Sliding Window Nonlinear Optimization
Roadside Magnetic Sensor System for Vehicle Detection in Urban Environments
Estimation of Road Traffic State at a Multilanes Controlled Junction
Large-Scale Many-Objective Deployment Optimization of Edge Servers
Data-Mechanism Adaptive Switched Predictive Control for Heterogeneous Platoons With Wireless Communication Interruption
Integrated Freeway Traffic Control Using Q-Learning With Adjacent Arterial Traffic Considerations
Online Dynamic Pricing for Electric Vehicle Charging Stations With Reservations
Exploring Human Mobility for Multi-Pattern Passenger Prediction: A Graph Learning Framework
An Empirical Study of Ground Segmentation for 3-D Object Detection
Low-Rank Tensor Completion With 3-D Spatiotemporal Transform for Traffic Data Imputation
A Sequential Pattern Mining Based Approach to Adaptively Detect Anomalous Paths in Floating Vehicle Trajectories
Semi-Supervised Federated Learning for Travel Mode Identification From GPS Trajectories
Railway Alignment Optimization Based on Multiobjective Bi-Level Programming Considering Ecological Impact
VIRTUOUS: vision-based road transportation for unmanned operation on urban-like scenarios
Characteristics of Air Traffic Flow in Terminal Airspace: A Multiplex Recurrence Network Analysis
Detecting Intentional AIS Shutdown in Open Sea Maritime Surveillance Using Self-Supervised Deep Learning
Video-based lane estimation and tracking for driver assistance: survey, system, and evaluation
Moving Horizon Optimization of Dynamic Trajectory Planning for High-Speed Train Operation
Deep Reinforcement Learning and NOMA-Based Multi-Objective RIS-Assisted IS-UAV-TNs: Trajectory Optimization and Beamforming Design
A Dynamic Ridesplitting Method With Potential Pick-Up Probability Based on GPS Trajectories
AMM: An Adaptive Online Map Matching Algorithm
Small Fixed-Wing Unmanned Aerial Vehicle Path Following Under Low Altitude Wind Shear Disturbance
Spectrum Management for Multi-Access Edge Computing in Autonomous Vehicular Networks
An Ensemble Classification Model With Unsupervised Representation Learning for Driving Stress Recognition Using Physiological Signals
A Framework for Fast and Robust Visual Odometry
Learning Safe and Human-Like High-Level Decisions for Unsignalized Intersections From Naturalistic Human Driving Trajectories
The Cellular Network as a Sensor: From Mobile Phone Data to Real-Time Road Traffic Monitoring
Optimal vehicle routing with real-time traffic information
Object SLAM With Robust Quadric Initialization and Mapping for Dynamic Outdoors
DST-TransitNet: A Dynamic Spatio-Temporal Model for Robust Station-Level Transit Ridership Prediction
A Probabilistic Approach to Improve the Accuracy of Axle-Based Automatic Vehicle Classifiers
VARID: Viewpoint-Aware Re-IDentification of Vehicle Based on Triplet Loss
Mobility-Aware Vehicle-to-Grid Control Algorithm in Microgrids
MCCA-MOT: Multimodal Collaboration-Guided Cascade Association Network for 3D Multi-Object Tracking
Application of Evolutionary Computation for Berth Scheduling at Marine Container Terminals: Parameter Tuning Versus Parameter Control
eViTBins: Edge-Enhanced Vision-Transformer Bins for Monocular Depth Estimation on Edge Devices
Eco-Mobility-on-Demand Fleet Control With Ride-Sharing
Learning Spatio-Temporal Dynamics for Trajectory Recovery via Time-Aware Transformer
Modeling and Analysis of Edge Caching for 6G mmWave Vehicular Networks
SGHD: Semantic-Geometric Combined 3-D Histogram Descriptor for Global Localization in Autonomous Vehicles
DLT-Net: Joint Detection of Drivable Areas, Lane Lines, and Traffic Objects
Collaboration and Optimal Conflict Resolution at an Unsignalized Intersection
A Novel Multifaceted Trust Management Framework for Vehicular Networks
Sensor Allocation and Online-Learning-Based Path Planning for Maritime Situational Awareness Enhancement: A Multi-Agent Approach
On Structural and Safety Properties of Head-to-Tail String Stability in Mixed Platoons
Intelligent Vehicle Counting and Classification Sensor for Real-Time Traffic Surveillance
Adapting Image Classification Adversarial Detection Methods for Traffic Sign Classification in Autonomous Vehicles: A Comparative Study
Assignment and Take-Off Approaches for Large-Scale Autonomous UAV Swarms
Dynamics and Processes in Operations Control Centers in Urban Public Transport: Potentials for Improvement
A NSGA-II Algorithm for Task Scheduling in UAV-Enabled MEC System
Safety Implications of Variability in Autonomous Driving Assist Alerting
Surface Height and Uncertainty-Based Depth Estimation for Monocular 3D Object Detection
Internal Distress Recognition of Asphalt Materials Based on Static Coplanar Array Capacitance Imaging Technology
Recognizing and Analyzing Private Car Commuters Using Big Data of Electronic Registration Identification of Vehicles
Stochastic Behavior Modeling and Optimal Bidirectional Charging Station Deployment in EV Energy Network
Missing Data Repairs for Traffic Flow With Self-Attention Generative Adversarial Imputation Net
A Data-Driven Resilience Framework of Directionality Configuration Based on Topological Credentials in Road Networks
Adversarial Reconstruction Based on Tighter Oriented Localization for Catenary Insulator Defect Detection in High-Speed Railways
Spatiotemporal Attention-Based Graph Convolution Network for Segment-Level Traffic Prediction
A Hybrid Optimal Control Approach to Fuel-Efficient Aircraft Conflict Avoidance
A Comparative Analysis of LiDAR SLAM-Based Indoor Navigation for Autonomous Vehicles
An Evolutionary Deep Learning-Based Anomaly Detection Model for Securing Vehicles
Feedback-Based Mainstream Traffic Flow Control for Multiple Bottlenecks on Motorways
Toward Sustainable Transportation: Robust Lane-Change Monitoring With a Single Back View Cabin Camera
Edge-Computing-Empowered Vehicle Tracking and Speed Estimation Against Strong Image Vibrations Using Surveillance Monocular Camera
OnlineBEV: Recurrent Temporal Fusion in Bird's Eye View Representations for Multi-Camera 3D Perception
AnchorPoint: Query Design for Transformer-Based 3D Object Detection and Tracking
ADAC: Actor-Double-Attention-Critic for Multi-Agent Cooperation in Mixed Cooperative-Competitive Environments
Effectiveness of a Driver Assistance System With Deceleration Control and Brake Hold Functions in Stop Sign Intersection Scenarios
Effective Uyghur Language Text Detection in Complex Background Images for Traffic Prompt Identification
Joint Design of Channel Estimation and Flocking Control for Multi-AUV-Based Maritime Transportation Systems
Physiological Measures of Risk Perception in Highly Automated Driving
Dual Dynamic Spatial-Temporal Graph Convolution Network for Traffic Prediction
Three-Phases Smartphone-Based Warning System to Protect Vulnerable Road Users Under Fuzzy Conditions
Leveraging Electronic Ticketing to Provide Personalized Navigation in a Public Transport Network
On-Demand Conflict Resolution Procedures for Air-Traffic Intersections
A Multi-Agent Driving Simulation Approach for Evaluating the Safety Benefits of Connected Vehicles
Reactive Composition of UAV Delivery Services in Urban Environments
An Extensive Analysis of Different Approaches to Driver Gaze Classification
Multi-Output Gaussian Processes for Crowdsourced Traffic Data Imputation
Heavy-Duty Vehicle Platoon Formation for Fuel Efficiency
An Algebraic Evaluation Framework for a Class of Car-Following Models
Lightweight Trustworthy Message Exchange in Unmanned Aerial Vehicle Networks
Toward Smart Skies: Reviewing the State of the Art and Challenges for Intelligent Air Transportation Systems (IATS)
An Analytical Model to Characterize the Spatiotemporal Propagation of Information Under Vehicle-to-Vehicle Communications
Double Loop Trajectory Planning for Virtually Coupled Trains Considering Line Condition Disturbances
Urban Traffic Flow Prediction System Using a Multifactor Pattern Recognition Model
Adaptive User Experience in the Car - Levels of Adaptivity and Adaptive HMI Design
Random-Walker Monocular Road Detection in Adverse Conditions Using Automated Spatiotemporal Seed Selection
Performance Recovery High-Order Pole-Zero Cancellation Control for Command-Following Rover Vehicle Applications via Active Damping Injection Techniques
Estimating Velocity Fields on a Freeway From Low-Resolution Videos
Improving Synchronization in High-Speed Railway and Air Intermodality: Integrated Train Timetable Rescheduling and Passenger Flow Forecasting
A Novel Cost Optimization Strategy for SDN-Enabled UAV-Assisted Vehicular Computation Offloading
A Systematic Survey of Driving Fatigue Monitoring
An Intelligent Control Scheme for Optimum Efficiency and Reduced Emission Operation of Marine Transportation System
Two-Echelon Collaborative Location Routing Problem With Intuitionistic Fuzzy Multi-Demands for Sorted-Waste Collection and Transportation
A Framework for Self-Enforced Interaction Between Connected Vehicles: Intersection Negotiation
Detection of Localization Failures Using Markov Random Fields With Fully Connected Latent Variables for Safe LiDAR-Based Automated Driving
Dynamical analysis of freeway traffic
A Mathematical Model for the Analysis of Jet Engine Fuel Consumption During Aircraft Climb and Descent
Real-Time Monocular SLAM With Low Memory Requirements
Energy-Saving Metro Train Timetable Rescheduling Model Considering ATO Profiles and Dynamic Passenger Flow
Exploring Patterns of Train Delay Evolution and Timetable Robustness
Coordinated Arterial Dilemma Zone Protection Through Dynamic Signal Timing Optimization
Video-Based Automatic Incident Detection for Smart Roads: The Outdoor Environmental Challenges Regarding False Alarms
Spectral Clustering and Deep Reinforcement Learning-Based Dynamic Resource Allocation in SM-MIMO Vehicular System
Nonlinear Coordinated Steering and Braking Control of Vision-Based Autonomous Vehicles in Emergency Obstacle Avoidance
Multipoint Relaying Versus Chain-Branch-Leaf Clustering Performance in Optimized Link State Routing-Based Vehicular Ad Hoc Networks
Energy-Efficient Timely Transportation of Long-Haul Heavy-Duty Trucks
OORD: The Oxford Offroad Radar Dataset
Automated Highway Driving Decision Considering Driver Characteristics
Improving Vibration Performance of Electric Vehicles Based on In-Wheel Motor-Active Suspension System via Robust Finite Frequency Control
Parallel Control and Management for High-Speed Maglev Systems
Proactive Content Retrieval Based on Value of Popularity in Content-Centric Internet of Vehicles
Trajectory Tracking and Integrated Chassis Control for Obstacle Avoidance With Minimum Jerk
Pedestrian Protection Systems: Issues, Survey, and Challenges
Optimization of AEB Decision System Based on Unsafe Control Behavior Analysis and Improved ABAS Algorithm
Guest Editorial Introduction to the Special Issue on Graph-Based Machine Learning for Intelligent Transportation Systems
Bidirectional Posture-Appearance Interaction Network for Driver Behavior Recognition
Composite α-&μ Based DSRC Channel Model Using Large Data Set of RSSI Measurements
A Real-Time ATC Safety Monitoring Framework Using a Deep Learning Approach
Microsimulation Analysis of Practical Aspects of Traffic Control With Variable Speed Limits
Mitigating Bottlenecks Caused by Freeway Exiting Flows' Merging Maneuvers to Hard Shoulder: An Integrated Proactive Control
Traffic-incident detection-algorithm based on nonparametric regression
Multiobjective Optimization for Train Speed Trajectory in CTCS High-Speed Railway With Hybrid Evolutionary Algorithm
Reliable and Secure Distributed Smart Road Pricing System for Smart Cities
Distance-Informed Neural Eikonal Solver for Reactive Dynamic User-Equilibrium of Macroscopic Continuum Traffic Flow Model
Joint Optimization of Transit Network Design, Timetable, and Passenger Assignment With Exact Transfer Behavior Modeling
On the Role of Non-Localities in Fundamental Diagram Estimation
A Deep Learning Approach to Detect Real-Time Vehicle Maneuvers Based on Smartphone Sensors
Development of an Efficient Driving Strategy for Connected and Automated Vehicles at Signalized Intersections: A Reinforcement Learning Approach
A Layered EV Braking Stability Control Approach Considering the Driver's Braking Intention and Vehicle Condition
Real-Time Illegal Parking Detection Algorithm in Urban Environments
A Review on the Applications of Petri Nets in Modeling, Analysis, and Control of Urban Traffic
Pedestrian Path, Pose, and Intention Prediction Through Gaussian Process Dynamical Models and Pedestrian Activity Recognition
Energy Efficiency Optimization in LoRa Networks - A Deep Learning Approach
Multimodal Dynamic Freight Load Balancing
Fast Traffic Sign Recognition via High-Contrast Region Extraction and Extended Sparse Representation
Bandwidth Maximization Using Vehicle Arrival Functions
Forecasting the Subway Passenger Flow Under Event Occurrences With Social Media
Joint Fuzzy Relays and Network-Coding-Based Forwarding for Multihop Broadcasting in VANETs
Radio Resource Management for V2V Multihop Communication Considering Adjacent Channel Interference
Driver Sleepiness Classification Based on Physiological Data and Driving Performance From Real Road Driving
On Trustworthy Decision-Making Process of Human Drivers From the View of Perceptual Uncertainty Reduction
D 3 PGSA: A Dual-Value Deep Deterministic Policy Gradient Based on Sample Augmentation for Dynamic Pricing of Electric Vehicle Charging Station
Temporal Unknown Incremental Clustering Model for Analysis of Traffic Surveillance Videos
Efficient Mining Cluster Selection for Blockchain-Based Cellular V2X Communications
Integrated Positioning for Connected Vehicles
PFNet: Large-Scale Traffic Forecasting With Progressive Spatio-Temporal Fusion
Vehicle Trajectory Data Mining for Artificial Intelligence and Real-Time Traffic Information Extraction
Real-Time Prediction of Taxi Demand Using Recurrent Neural Networks
A Self-Adaptive Parameter Selection Trajectory Prediction Approach via Hidden Markov Models
Multiple Concentric Gating Traffic Control in Large-Scale Urban Networks
Driver Behavior Monitoring and Warning With Dangerous Driving Detection Based on the Internet of Vehicles
PRPSV: Parking Efficiency and Reservation Service Optimization Based on Parking Space View
DataFITS: A Heterogeneous Data Fusion Framework for Traffic and Incident Prediction
Real-Time Global Localization of Robotic Cars in Lane Level via Lane Marking Detection and Shape Registration
Skills to Drive: Successor Features for Autonomous Highway Pilot
Combinatorial Auction-Based Pricing for Multi-Tenant Autonomous Vehicle Public Transportation System
FREGNet: Ship Recognition Based on Feature Representation Enhancement and GCN Combiner in Complex Environment
Efficient Design Space Exploration of Multi-Mode, Two-Planetary-Gear, Power-Split Hybrid Electric Powertrains via Virtual Levers
Long-Term Urban Traffic Speed Prediction With Deep Learning on Graphs
Quantum Path Integral Approach for Vehicle Routing Optimization With Limited Qubit
Platooning of Car-Like Vehicles in Urban Environments: An Observer-Based Approach Considering Actuator Dynamics and Time Delays
Are We Hungry for 3D LiDAR Data for Semantic Segmentation? A Survey of Datasets and Methods
Calibration and Validation of Probabilistic Discretionary Lane-Change Models
Object Detection in a Maritime Environment: Performance Evaluation of Background Subtraction Methods
Leveraging Localization Accuracy With Off-Centered GPS
Fusion Control Tracking Strategy for Autonomous Vehicles: A Fast PPO Reinforcement Learning Based on Attention Mechanism and Physical Information
Driver Distraction Detection Using Semi-Supervised Machine Learning
Fuzzy-Based Optimal Control for an Underactuated Surface Vessel With User-Specified Performance
Generalized Auto-Sequencing Bus Headway Control Formulation
Component GARCH Models to Account for Seasonal Patterns and Uncertainties in Travel-Time Prediction
View-Aware-Based Post-Processing for Vehicle Re-Identification
Automation Aftereffects: The Influence of Automation Duration, Test Track and Timings
Monocular Pseudo-LiDAR Point Cloud Extrapolation Based on Iterative Hybrid Rendering
Modeling Social Influence on Activity-Travel Behaviors Using Artificial Transportation Systems
Fusion of Gaze and Scene Information for Driving Behaviour Recognition: A Graph-Neural-Network- Based Framework
Impersonation Attack Using Quantum Shor's Algorithm Against Blockchain-Based Vehicular Ad-Hoc Network
HMFENet: Hierarchical Matching Guided Feature Enhancement Network for Few-Shot RGB-Thermal Urban Scene Segmentation
Enhanced Federated Learning for Edge Data Security in Intelligent Transportation Systems
ST-InNet: Deep Spatio-Temporal Inception Networks for Traffic Flow Prediction in Smart Cities
Vehicle Tracking Using Shape-Dependent Mixture Model With Edge-Concentrated Measurements
Speed Harmonization for Partially Connected and Automated Traffic
Collaborative Vehicle Rerouting System With Dynamic Vehicle Selection
CD-BASA: An Efficient Cross-Domain Batch Authentication Scheme Based on Blockchain With Accumulator for VANETs
TUN-DAS: Time-Series Analysis and Unsupervised Learning Based Driving Behavior Assessment System
CARLA-GeAR: A Dataset Generator for a Systematic Evaluation of Adversarial Robustness of Deep Learning Vision Models
Dynamic Event-Triggered ADP Optimized Tracking Control of Marine Surface Vessels With Asymmetric Time-Varying Full-State Constraint
Competitive Pricing Strategy for the Wireless Charging Lane Operator Considering Range Anxiety of Electric Vehicle Users
A Model-Based Joint Detection and Tracking Approach for Multi-Vehicle Tracking With Lidar Sensor
Evidential Grid-Based Tracking and Mapping
Faster R-CNN Learning-Based Semantic Filter for Geometry Estimation and Its Application in vSLAM Systems
Potential Game Based Task Offloading in the High-Speed Railway With Reinforcement Learning
A Lightweight Optimal Trajectory Planning for Smart Summon in Highly Complex and Irregular Parking Lot Scenarios
Immediate Vehicle Movement Estimation and 3D Reconstruction for Mono Cameras by Utilizing Epipolar Geometry and Direction Prior
A Decomposition-Based Heuristic Method for Inventory Routing Problem
Fuzzy Observer-Based Transitional Path-Tracking Control for Autonomous Vehicles
Intersection Fog-Based Distributed Routing for V2V Communication in Urban Vehicular Ad Hoc Networks
Toward Generalizable Multispectral Pedestrian Detection
A Simulation Framework for Urban Electric Mobility Based on Limited Widespread Data and Spatial Information
Safety-Guaranteed Oversized Cargo Cooperative Transportation With Closed-Form Collision-Free Trajectory Generation and Tracking Control
AI-Enabled Fingerprinting and Crowdsource-Based Vehicle Localization for Resilient and Safe Transportation Systems
Deep Reinforcement Learning-Based Task Scheduling and Resource Allocation for Vehicular Edge Computing: A Survey
Communication Security Analysis of Intelligent Transportation System Using 5G Internet of Things From the Perspective of Big Data
Mixed Graph Neural Network-Based Fake News Detection for Sustainable Vehicular Social Networks
Distributed Predefined-Time Optimization Control for Networked Marine Surface Vehicles Subject to Set Constraints
Airborne video registration and traffic-flow parameter estimation
Fuel-Optimal Multi-Impulse Orbit Transfer Using a Hybrid Optimization Method
A Runtime Integrity Monitoring Framework for Real-Time Relative Positioning Systems Based on GPS and DSRC
A Cooperative Caching Scheme for VCCN With Mobility Prediction and Consistent Hashing
Deriving the Vehicle Speeds from a Mobile Telecommunications Network
State of Power Prediction for Lithium-Ion Batteries in Electric Vehicles via Wavelet-Markov Load Analysis
Probabilistic Pedestrian Models for Estimating Unobserved Road Populations
Event-Triggered Adaptive Neural Fault-Tolerant Control of Underactuated MSVs With Input Saturation
Analysis and Design of Coil-Based Electromagnetic-Induced Thermoacoustic for Rail Internal-Flaw Inspection
Early Warning Obstacle Avoidance-Enabled Path Planning for Multi-AUV-Based Maritime Transportation Systems
AttGGCN Model: A Novel Multi-Sensor Fault Diagnosis Method for High-Speed Train Bogie
A Pavement Crack Translator for Data Augmentation and Pixel-Level Detection Based on Weakly Supervised Learning
Capturing Car-Following Behaviors by Deep Learning
Intelligent Driver Drowsiness Detection for Traffic Safety Based on Multi CNN Deep Model and Facial Subsampling
UAV-LiDAR-Based Measuring Framework for Height and Stagger of High-Speed Railway Contact Wire
Pay for Intersection Priority: A Free Market Mechanism for Connected Vehicles
Light-Stripe-Projection-Based Target Position Designation for Intelligent Parking-Assist System
StyleFormer: Multi-Agent Joint Trajectory Prediction and Planning in Urban Environments With Driving Style Awareness
TMFO-AGGRU: A Graph Convolutional Gated Recurrent Network for Metro Passenger Flow Forecasting
Scheduling Eight-Phase Urban Traffic Light Problems via Ensemble Meta-Heuristics and Q-Learning Based Local Search
Implementation Resource Allocation for Collision-Avoidance Assistance Systems Considering Driver Capabilities
Back-Pressure Traffic Signal Control With Fixed and Adaptive Routing for Urban Vehicular Networks
Electrified Vehicles and the Smart Grid: The ITS Perspective
Impacts of Connected Automated Vehicles on Freeway Traffic Patterns at Different Penetration Levels
Deduction of Passengers' Route Choices From Smart Card Data
DADA: Driver Attention Prediction in Driving Accident Scenarios
Information Maximizing Optimal Sensor Placement Robust Against Variations of Traffic Demand Based on Importance of Nodes
Feedforward Strategies for Cooperative Adaptive Cruise Control in Heterogeneous Vehicle Strings
Calibrating a Bayesian Transit Assignment Model Using Smart Card Data
Motion Sickness Prediction Based on Dry EEG in Real Driving Environment
Dynamic Weighting and Boundary-Aware Active Domain Adaptation for Semantic Segmentation in Autonomous Driving Environment
Detecting the Background-Similar Objects in Complex Transportation Scenes
Adaptive Control of Bidirectional Platoons With Actuator Saturation and Discontinuous Trajectory Tracking
Guest Editorial Special Issue on Intelligent Autonomous Transportation Systems With 6G - Part IV
Game-Theoretic Electric Vehicle Charging Management Resilient to Non-Ideal User Behavior
A Graph-Based Temporal Attention Framework for Multi-Sensor Traffic Flow Forecasting
Bidirectional Data-Driven Trajectory Prediction for Intelligent Maritime Traffic
Diversified Technologies in Internet of Vehicles Under Intelligent Edge Computing
Improving the Operational Efficiency of Buses With Dynamic Use of Exclusive Bus Lane at Isolated Intersections
Modeling Probabilistic Flooding in VANETs for Optimal Rebroadcast Probabilities
Decentralized Data Integrity Auditing in Vehicular Cloud Computing
Height3D: A Roadside Visual Framework Based on Height Prediction in Real 3-D Space
DMRVisNet: Deep Multihead Regression Network for Pixel-Wise Visibility Estimation Under Foggy Weather
Designing Feeder Bus Routes: A Two-Stage Programming Model Using Existing Bus Stops