On‐line vehicle routing problems for carbon emissions reduction

TY Liao - Computer‐Aided Civil and Infrastructure Engineering, 2017 - Wiley Online Library
This paper proposes formulations and a hybrid meta‐heuristic algorithm to solve the on‐line
vehicle routing problem (VRP) for minimizing costs related to economics and emissions. The …

An object-oriented evaluation framework for dynamic vehicle routing problems under real-time information

TY Liao, TY Hu - Expert Systems with Applications, 2011 - Elsevier
The dynamic vehicle routing problems (DVRP) is an extension of vehicle routing problems
(VRP) in order to consider possible variations of travel times in the network. In this research …

A fuel-based signal optimization model

TY Liao - Transportation Research Part D: Transport and …, 2013 - Elsevier
This paper considers fuel-based signal optimization based on a model composed of a
description of the fuel consumption by idling, stopped vehicles, and of fuel consumption by …

A revised branch‐and‐price algorithm for dial‐a‐ride problems with the consideration of time‐dependent travel cost

TY Hu, CP Chang - Journal of Advanced Transportation, 2015 - Wiley Online Library
Developing demand responsive transit systems are important with regard to meeting the
travel needs for elderly people. Although Dial‐a‐ride Problems (DARP) have been …

Simulation-assignment-based travel time prediction model for traffic corridors

TY Hu, CC Tong, TY Liao… - IEEE Transactions on …, 2012 - ieeexplore.ieee.org
Travel time prediction in Advanced Traveler Information Systems is an important issue,
because travel time is a major factor in motorists' decisions to avoid congestion and …

Dynamic route choice behaviour and simulation-based dynamic traffic assignment model for mixed traffic flows

TY Hu, CC Tong, TY Liao, LW Chen - KSCE Journal of Civil Engineering, 2018 - Springer
Abstract Intelligent Transportation Systems (ITS) focus on increasing the efficiency of
existing surface transportation systems through the use of advanced computers, electronics …

Simulation studies of traffic management strategies for a long tunnel

TY Liao, TY Hu, WM Ho - Tunnelling and underground space technology, 2012 - Elsevier
The Hsueh-Shan Tunnel, the fifth long tunnel in the world, has a total distance of 12.9 km.
After the opening of the tunnel, traffic demand between Taipei and I-Lan increased …

Traffic signal optimization with greedy randomized tabu search algorithm

TY Hu, LW Chen - Journal of transportation engineering, 2012 - ascelibrary.org
Although advanced technologies, such as detection techniques and controllers, have been
incorporated within Advanced Traffic Management Systems (ATMS), pretimed signal control …

Development and empirical study of real-time simulation-based dynamic traffic assignment model

TY Liao, TY Hu, LW Chen, WM Ho - Journal of transportation …, 2010 - ascelibrary.org
This research aims at developing a system of real-time simulation-based dynamic traffic
model under mixed traffic flow conditions. The system consists of two layers, namely …

Exact algorithm for dial-a-ride problems with time-dependent travel cost

TY Hu, CP Chang - Journal of the Eastern Asia Society for …, 2013 - jstage.jst.go.jp
To serve elderly and disabled people, developing Demand Responsive Transit Service
(DRTS) with flexible routes and changeable schedules is an important work. The dial-a-ride …