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Hongwei Ge

4 accepted papers

2025

EFormer: An Effective Edge-based Transformer for Vehicle Routing Problems

IJCAI 2025

Recent neural heuristics for the Vehicle Routing Problem (VRP) primarily rely on node coordinates as input, which may be less effective in practical scenarios where real cost metrics—such as edge-based distances—are more relevant. To address this limitation, we introduce EFormer, an Edge-based Trans

2024

SAEIR: Sequentially Accumulated Entropy Intrinsic Reward for Cooperative Multi-Agent Reinforcement Learning with Sparse Reward

IJCAI 2024poster

Multi-agent reinforcement learning (MARL) performs well for solving complex cooperative tasks when the scenarios have well-defined dense rewards. However, there are usually sparse reward settings in many real-world multi-agent systems, which makes it difficult for MARL algorithms to successfully lea…

Cited by 1SourcePDFScholar
2019

Exploring Overall Contextual Information for Image Captioning in Human-Like Cognitive Style

ICCV 2019poster

Image captioning is a research hotspot where encoder-decoder models combining convolutional neural network (CNN) and long short-term memory (LSTM) achieve promising results. Despite significant progress, these models generate sentences differently from human cognitive styles. Existing models often g…

Cited by 26PDFScholar