A review of alignment optimization research for roads, railways and rail transit lines

T Song, P Schonfeld, H Pu - IEEE Transactions on Intelligent …, 2023 - ieeexplore.ieee.org
Roads, railways and rail transit lines play major roles in transporting passengers and freight.
In the design process for such transportation infrastructures, the alignment determination …

Probabilistic slope stability analysis of Heavy-haul freight corridor using a hybrid machine learning paradigm

A Bardhan, P Samui - Transportation Geotechnics, 2022 - Elsevier
With the rising freight demand, specialized heavy-haul railway corridors allow heavier trains
to transport heavy freight, improving productivity and lowering unit costs. Generally, a heavy …

Multi-objective self-adaptive particle swarm optimization for large-scale feature selection in classification

C Zhang, Y Xue, F Neri, X Cai… - International journal of …, 2024 - World Scientific
Feature selection (FS) is recognized for its role in enhancing the performance of learning
algorithms, especially for high-dimensional datasets. In recent times, FS has been framed as …

Minimizing costs and carbon emissions in railway alignment optimization: A bi-objective model

H Pu, L Cai, T Song, P Schonfeld, J Hu - Transportation Research Part D …, 2023 - Elsevier
Railway alignment optimization should consider multiple environmental factors. Especially
considering the changing climate, low-carbon design is crucial in alignment development …

Mountain railway alignment optimization based on landform recognition and presetting of dominating structures

X Wan, H Pu, P Schonfeld, T Song, W Li… - … ‐Aided Civil and …, 2024 - Wiley Online Library
Mountain railway alignment optimization has always been a challenge for designers and
researchers in this field. It is extremely difficult for existing methods that optimize alignments …

Slope stability analysis of heavy-haul freight corridor using novel machine learning approach

MS Sabri, F Ahmad, P Samui - Modeling Earth Systems and Environment, 2024 - Springer
In response to the increasing demand for freight transportation, specialized heavy-haul
railway lines were constructed to accommodate larger trains carrying heavier loads. This led …

[HTML][HTML] An automatic method for generating multiple alignment alternatives for a railway bypass

ME Vázquez-Méndez, G Casal, A Castro… - Computers & Operations …, 2023 - Elsevier
This paper deals with the problem of designing a bypass on a railway line. Based on a
geometrical model capable of determining automatically the need of major structures …

Knowledge graph-driven mountain railway alignment optimization integrating karst hazard assessment

H Pu, T Hu, T Song, P Schonfeld, W Li, L Peng - Applied Soft Computing, 2024 - Elsevier
Karst hazard is a considerable threat that should be considered in railway alignment design
for mountainous regions with dense water systems. Nevertheless, alignment design …

Optimizing net present values of risk avoidance for mountain railway alignments with seismic performance evaluation

T Song, H Pu, TY Yang, P Schonfeld… - Computer‐Aided Civil …, 2024 - Wiley Online Library
Railway alignment optimization in earthquake‐prone mountainous (EPM) regions should
quantify and trade off construction investments and seismic risks. Unfortunately, slight …

Vertical alignment optimization of mountain railways with terrain‐driven greedy algorithm improved by Monte Carlo tree search

H Zhang, T Song, P Schonfeld, H Pu… - … ‐Aided Civil and …, 2023 - Wiley Online Library
Vertical alignment design is an important process for railway construction which
fundamentally affects the infrastructure investment cost. Determining an optimized vertical …