Search Results for author: Xialiang Tong

Found 8 papers, 4 papers with code

Self-Improved Learning for Scalable Neural Combinatorial Optimization

no code implementations28 Mar 2024 Fu Luo, Xi Lin, Zhenkun Wang, Xialiang Tong, Mingxuan Yuan, Qingfu Zhang

The end-to-end neural combinatorial optimization (NCO) method shows promising performance in solving complex combinatorial optimization problems without the need for expert design.

Combinatorial Optimization

Multi-Task Learning for Routing Problem with Cross-Problem Zero-Shot Generalization

1 code implementation23 Feb 2024 Fei Liu, Xi Lin, Zhenkun Wang, Qingfu Zhang, Xialiang Tong, Mingxuan Yuan

The results show that the unified model demonstrates superior performance in the eleven VRPs, reducing the average gap to around 5% from over 20% in the existing approach and achieving a significant performance boost on benchmark datasets as well as a real-world logistics application.

Attribute Combinatorial Optimization +2

Algorithm Evolution Using Large Language Model

2 code implementations26 Nov 2023 Fei Liu, Xialiang Tong, Mingxuan Yuan, Qingfu Zhang

In this paper, we propose a novel approach called Algorithm Evolution using Large Language Model (AEL).

Language Modelling Large Language Model

Large Language Model for Multi-objective Evolutionary Optimization

1 code implementation19 Oct 2023 Fei Liu, Xi Lin, Zhenkun Wang, Shunyu Yao, Xialiang Tong, Mingxuan Yuan, Qingfu Zhang

It is also promising to see the operator only learned from a few instances can have robust generalization performance on unseen problems with quite different patterns and settings.

Evolutionary Algorithms Language Modelling +3

Heuristics for Vehicle Routing Problem: A Survey and Recent Advances

no code implementations1 Mar 2023 Fei Liu, Chengyu Lu, Lin Gui, Qingfu Zhang, Xialiang Tong, Mingxuan Yuan

Vehicle routing is a well-known optimization research topic with significant practical importance.

A Data-Driven Column Generation Algorithm For Bin Packing Problem in Manufacturing Industry

no code implementations25 Feb 2022 Jiahui Duan, Xialiang Tong, Fei Ni, Zhenan He, Lei Chen, Mingxuan Yuan

The bin packing problem exists widely in real logistic scenarios (e. g., packing pipeline, express delivery), with its goal to improve the packing efficiency and reduce the transportation cost.

Combinatorial Optimization

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