Posts by Collection

Nightlight as a Proxy of Economic Indicators: Fine-grained GDP Inference around Chinese Mainland via Attention-augmented CNN from Daytime Satellite Imagery

Published in Remote Sensing, 2020

Haoyu Liu, Xianwen He, Yanbing Bai, Xing Liu, Yilin Wu, Yanyun Zhao, Hanfang Yang

Recommended citation: Haoyu Liu, Xianwen He, Yanbing Bai, Xing Liu, Yilin Wu, Yanyun Zhao, Hanfang Yang. Nightlight as a Proxy of Economic Indicators: Fine-grained GDP Inference around Chinese Mainland via Attention-augmented CNN from Daytime Satellite Imagery. Remote Sensing, 2020.
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Pyramid Pooling Module-based Semi-Siamese Network: A Benchmark Model for Assessing Building Damage from xBD Satellite Imagery Datasets

Published in Remote Sensing, 2020

Yanbing Bai, Junjie Hu, Jinhua Su, Xing Liu, Haoyu Liu, Xianwen He, Shengwang Meng, Erick Mas, Shunichi Koshimura

Recommended citation: Yanbing Bai, Junjie Hu, Jinhua Su, Xing Liu, Haoyu Liu, Xianwen He, Shengwang Meng, Erick Mas, Shunichi Koshimura. Pyramid Pooling Module-based Semi-Siamese Network: A Benchmark Model for Assessing Building Damage from xBD Satellite Imagery Datasets. Remote Sensing, 2020.
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Exploring Coarse-grained Pre-guided Attention to Assist Fine-grained Attention Reinforcement Learning Agents

Published in IJCNN 2022

Haoyu Liu, Yang Liu, Xingrui Wang, Hanfang Yang

Recommended citation: Haoyu Liu, Yang Liu, Xingrui Wang, Hanfang Yang. Exploring Coarse-grained Pre-guided Attention to Assist Fine-grained Attention Reinforcement Learning Agents. IJCNN, 2022.
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LEBP - Language Expectation & Binding Policy: A Two-Stream Framework for Embodied Vision-and-Language Interaction Task Learning Agents

Published in 3rd in CVPR ALFRED Challenge, 2022

Haoyu Liu, Yang Liu, Hongkai He, Hanfang Yang

Recommended citation: Haoyu Liu, Yang Liu, Hongkai He, Hanfang Yang. LEBP - Language Expectation & Binding Policy: A Two-Stream Framework for Embodied Vision-and-Language Interaction Task Learning Agents. 3rd in CVPR ALFRED Challenge, 2022.
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BIRD: Efficient Approximation of Bidirectional Hidden Personalized PageRank

Published in PVLDB 2024

Haoyu Liu, Siqiang Luo

Recommended citation: Haoyu Liu, Siqiang Luo. BIRD: Efficient Approximation of Bidirectional Hidden Personalized PageRank. PVLDB, 2024.
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Topology-Monitorable Contrastive Learning on Dynamic Graphs

Published in KDD 2024

Zulun Zhu, Kai Wang, Haoyu Liu, Jintang Li, Siqiang Luo

Recommended citation: Zulun Zhu, Kai Wang, Haoyu Liu, Jintang Li, Siqiang Luo. Topology-Monitorable Contrastive Learning on Dynamic Graphs. KDD, 2024.
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SIGMA: An Efficient Heterophilous Graph Neural Network with Fast Global Aggregation

Published in ICDE 2025

Haoyu Liu, Ningyi Liao, Siqiang Luo

Recommended citation: Haoyu Liu, Ningyi Liao, Siqiang Luo. SIGMA: An Efficient Heterophilous Graph Neural Network with Fast Global Aggregation. ICDE, 2025.
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Right Answer at the Right Time: Temporal Retrieval-Augmented Generation via Graph Summarization

Published in arXiv preprint, 2025

Zulun Zhu, Haoyu Liu, Mengke He, Siqiang Luo

Recommended citation: Zulun Zhu, Haoyu Liu, Mengke He, Siqiang Luo. Right Answer at the Right Time: Temporal Retrieval-Augmented Generation via Graph Summarization. arXiv, 2025.
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When Deepfake Detection Meets Graph Neural Network: A Unified and Lightweight Learning Framework

Published in KDD 2026

Haoyu Liu*, Chaoyu Gong*, Mengke He, Jiate Li, Kai Han, Siqiang Luo

Recommended citation: Haoyu Liu, Chaoyu Gong, Mengke He, Jiate Li, Kai Han, Siqiang Luo. When Deepfake Detection Meets Graph Neural Network: A Unified and Lightweight Learning Framework. KDD, 2026.
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Near-Optimality for Single-Source Personalized PageRank

Published in PODS 2026

Haoyu Liu† with Xinpeng Jiang†, Siqiang Luo†, and Xiaokui Xiao†

Recommended citation: Xinpeng Jiang, Haoyu Liu, Siqiang Luo, Xiaokui Xiao. Near-Optimality for Single-Source Personalized PageRank. PODS, 2026.
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A Comprehensive Benchmark on Spectral GNNs: The Impact on Efficiency, Memory, and Effectiveness

Published in SIGMOD, 2026

Ningyi Liao, Haoyu Liu, Zulun Zhu, Siqiang Luo, Laks V. S. Lakshmanan

Recommended citation: Ningyi Liao, Haoyu Liu, Zulun Zhu, Siqiang Luo, Laks V. S. Lakshmanan. A Comprehensive Benchmark on Spectral GNNs: The Impact on Efficiency, Memory, and Effectiveness. SIGMOD, 2026.
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Scalable Graph Kernel Query with Error Guarantees

Published in PVLDB, 2026

Changan Liu*, Haoyu Liu*, Siqiang Luo, Laks V. S. Lakshmanan

(*: Equal contribution)

Recommended citation: Changan Liu, Haoyu Liu, Siqiang Luo, Laks V. S. Lakshmanan. Scalable Graph Kernel Query with Error Guarantees. PVLDB, 2026.
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