R. Jayakrishnan
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View article: A Graph-Based Framework for Optimizing Multi-Scale Ridematching Problems in Peer-to-Peer Ridesharing Systems
A Graph-Based Framework for Optimizing Multi-Scale Ridematching Problems in Peer-to-Peer Ridesharing Systems Open
View article: A Dynamic Real-Time Trajectory Smoothing Algorithm for Traffic Bottlenecks: A Unified Approach
A Dynamic Real-Time Trajectory Smoothing Algorithm for Traffic Bottlenecks: A Unified Approach Open
View article: GIS-Based Landslide Mapping and Analysis using QGIS: A Study in Palakkad, Kerala
GIS-Based Landslide Mapping and Analysis using QGIS: A Study in Palakkad, Kerala Open
View article: Estimating Benefits of Same Day Delivery Services with an Integrated Activity-Based Travel Optimization Approach
Estimating Benefits of Same Day Delivery Services with an Integrated Activity-Based Travel Optimization Approach Open
View article: The Vehicle Tube Model: A Dynamic Representation and the Theory for Vehicle Accident Risk Analysis
The Vehicle Tube Model: A Dynamic Representation and the Theory for Vehicle Accident Risk Analysis Open
View article: An Agent-based Cooperative Lane-Changing System with Payments
An Agent-based Cooperative Lane-Changing System with Payments Open
Traffic advisories to travelers are based upon traffic state information at the link level. However, with the advances in automotive technology, sensing equipment, and the Internet of Things (IoT), we can leverage more granular information…
View article: Partnering with Transportation Network Companies (Tncs) for Low-Demand Service: Is it Viable and Beneficial for Transit Agencies?
Partnering with Transportation Network Companies (Tncs) for Low-Demand Service: Is it Viable and Beneficial for Transit Agencies? Open
View article: Agent-Based Mobility Simulation for Potential Cost and Benefits of Subscription Services with Associated Cost Structures
Agent-Based Mobility Simulation for Potential Cost and Benefits of Subscription Services with Associated Cost Structures Open
This study aims to present a method to analyze the problems that arise from the increasing use of shared mobility systems to solve the current problems of congestion. The use of shared and/or autonomous vehicles (SAVs) is beneficial since …
View article: Tackling the Crowdsourced Delivery Problem at Scale Through a Set-Partitioning Formulation and Novel Decomposition Heuristic
Tackling the Crowdsourced Delivery Problem at Scale Through a Set-Partitioning Formulation and Novel Decomposition Heuristic Open
View article: A Study of the Factors Affecting Multimodal Ridesharing with Choice-Based Conjoint Analysis
A Study of the Factors Affecting Multimodal Ridesharing with Choice-Based Conjoint Analysis Open
As public perception about the shared economy evolves, peer-to-peer ridesharing has been gaining increased attention worldwide. Both private and public sector entities have launched mobile app-based ridesharing services, while a range of m…
View article: Dynamic Modeling and Real-time Management of a System of EV Fast-charging Stations
Dynamic Modeling and Real-time Management of a System of EV Fast-charging Stations Open
Demand for electric vehicles (EVs), and thus EV charging, has steadily increased over the last decade. However, there is limited fast-charging infrastructure in most parts of the world to support EV travel, especially long-distance trips. …
View article: A Deep Learning Approach for Estimating Traffic Density Using Data Obtained from Connected and Autonomous Probes
A Deep Learning Approach for Estimating Traffic Density Using Data Obtained from Connected and Autonomous Probes Open
The focus of this research is on the estimation of traffic density from data obtained from Connected and Autonomous Probes (CAPs). CAPs pose an advantage over expensive and invasive infrastructure such as loop detectors. CAPs maneuver thei…
View article: Impacts of integrating shared autonomous vehicles into a Peer-to-Peer ridesharing system
Impacts of integrating shared autonomous vehicles into a Peer-to-Peer ridesharing system Open
As public perception of sharing economy in transportation has changed, mobilephone-hailed ridesharing is gaining prominence. The key aspect of capitalizing and promoting better shared-mobility systems depends on the matching rate between t…
View article: A Unifiable Multi-Commodity Kinematic Wave Model for Traffic Systems with Tradable Right-Of-Way
A Unifiable Multi-Commodity Kinematic Wave Model for Traffic Systems with Tradable Right-Of-Way Open
With the emergence of connected vehicle technologies, many interesting applications become possible. We look at one such application that allows trac system users with heterogeneous values of time (VOT) to trade their right of way (ROW) am…
View article: Time-Cost-Risk Optimization in Construction Work by using Ant Colony Algorithm
Time-Cost-Risk Optimization in Construction Work by using Ant Colony Algorithm Open
Time and cost are the most important parameters considered in every construction project. Without the timely completion within the scheduled duration, the project may incur loss. Hence completing the project within the scheduled time frame…
View article: Study of a Dynamic Cooperative Trading Queue Routing Control Scheme for Freeways and Facilities with Parallel Queues
Study of a Dynamic Cooperative Trading Queue Routing Control Scheme for Freeways and Facilities with Parallel Queues Open
This article explores the coalitional stability of a new cooperative control policy for freeways and parallel queuing facilities with multiple servers. Based on predicted future delays per queue or lane, a VOT-heterogeneous population of a…
View article: Awareness regarding immunization among mothers of children from Northern Kerala attending pediatric units, AIMs Kochi
Awareness regarding immunization among mothers of children from Northern Kerala attending pediatric units, AIMs Kochi Open
View article: Estimating impacts of emission specific characteristics on vehicle operation for quantifying air pollutant emissions and energy use
Estimating impacts of emission specific characteristics on vehicle operation for quantifying air pollutant emissions and energy use Open
View article: A Decomposition Algorithm to Solve the Multi-Hop Peer-to-Peer Ride-Matching Problem
A Decomposition Algorithm to Solve the Multi-Hop Peer-to-Peer Ride-Matching Problem Open
In this paper, we mathematically model the multi-hop Peer-to-Peer (P2P) ride-matching problem as a binary program. We formulate this problem as a many-to-many problem in which a rider can travel by transferring between multiple drivers, an…
View article: A decomposition algorithm to solve the multi-hop Peer-to-Peer ride-matching problem
A decomposition algorithm to solve the multi-hop Peer-to-Peer ride-matching problem Open
View article: Envy-free Pricing for Collaborative Consumption of Supply in Transportation Systems
Envy-free Pricing for Collaborative Consumption of Supply in Transportation Systems Open
Consumption of supply in transportation systems has generally always followed a First-Come-First-Served (FCFS) rule. This article proposes new control policies based on the concept of envy-freeness which outperform FCFS in both efficiency …
View article: Explore the Contributing Factors of Juvenile Delinquency among Children in Selected Juvenile Homes, Kerala
Explore the Contributing Factors of Juvenile Delinquency among Children in Selected Juvenile Homes, Kerala Open
Descriptive study was executed with two main objectives, which includes , firstly to find the contributing factors of juvenile delinquency and secondly to explore the supportive factors among the vagrant children.The sample size was 60 and…