Hao Xu

According to our database, Hao Xu authored at least 24 papers between 2022 and 2026.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2026

RollShard: Atomic Multi-Shard Transactions via Verifiable Stateless Off-Chain Processing.

Dengcheng Hu, Jianrong Wang, Hao Xu, Xiulong Liu, Wenyu Qu

IEEE Trans. Computers, July, 2026

A Fast and Practical Sector-Based BFT Consensus With Sublinear Communication Complexity.

Hao Xu, Chenyu Zhang, Xiulong Liu, Yiran Lv, Shiyu Gan, Liehuang Zhu, Keqiu Li

IEEE Trans. Netw., 2026

CoCFL: A Lightweight Blockchain-Based Federated Learning Framework for Large-Scale IoT Cluster.

Xiulong Liu, Changzhi Li, Yang Shi, Dengcheng Hu, Hao Xu, Jianrong Wang, Keqiu Li

IEEE Trans. Netw., 2026

FedShard: A Sharding-Based Federated Learning Framework With Layered Incentivization for IoT.

Juncheng Ma, Xiulong Liu, Changzhi Li, Hao Xu, Keqiu Li

IEEE Internet Things J., 2026

Limitless Scalability: A High-Throughput and Replica-Agnostic BFT Consensus.

Chenyu Zhang, Xiulong Liu, Hao Xu, Haochen Ren, Muhammad Shahzad, Guyue Liu, Keqiu Li

Proceedings of the 33rd Annual Network and Distributed System Security Symposium, 2026

2025

Tangram: Enabling Efficient and Balanced Dynamic Storage Extension on Sharding Blockchain Systems.

Hao Xu, Jiaqi Zhang, Xiulong Liu, Zhimin Yu, Tingyu Fan, Baochao Chen, Keqiu Li

IEEE Trans. Computers, June, 2025

Enabling Consistent Sensing Data Sharing Among IoT Edge Servers via Lightweight Consensus.

Xiulong Liu, Zhiyuan Zheng, Hao Xu, Zhelin Liang, Gaowei Shi, Chenyu Zhang, Keqiu Li

IEEE Trans. Computers, June, 2025

AirBFT: An Efficient and Robust Consensus Mechanism for Large-Scale Drone Collaboration.

Zhongju Yan, Chenyu Zhang, Zhiyuan Zheng, Yiran Lv, Hao Xu, Xiulong Liu, Song Zhang, Sheng Chen, Xiaoyi Tao, Keqiu Li

IEEE Internet Things J., 2025

HydraChain: A Cooperative MAPPO Architecture for Load Balancing in IoT Sharding Blockchain.

Juncheng Ma, Xiulong Liu, Hao Xu, Dengcheng Hu, Gaowei Shi, Liyuan Ma, Keqiu Li

IEEE Internet Things J., 2025

BSSN: Enabling Adjustable Blockchain Storage for Resource-Constrained IoT Scenarios.

Baochao Chen, Xiulong Liu, Hao Xu, Sheng Chen, Keqiu Li

IEEE Internet Things J., 2025

Ladder: A Convergence-based Structured DAG Blockchain for High Throughput and Low Latency.

Dengcheng Hu, Jianrong Wang, Xiulong Liu, Hao Xu, Xujing Wu, Muhammad Shahzad, Guyue Liu, Keqiu Li

Proceedings of the 22nd USENIX Symposium on Networked Systems Design and Implementation, 2025

FastDAG: A Low-Latency and Parallel Wave-Execution Consensus with a Double-Layer DAG.

Yi Hua, Xiulong Liu, Hao Xu, Chenyu Zhang, Licheng Wang, Keqiu Li

Proceedings of the Network and Parallel Computing, 2025

EVQ: Enabling Verifiable Blockchain Keyword Query in Federated-Storage Edge Computing.

Baochao Chen, Xiulong Liu, Hao Xu, Sheng Chen, Keqiu Li

Proceedings of the 33rd IEEE/ACM International Symposium on Quality of Service, 2025

BrokerAS: Towards Fault-tolerant Atomic Cross-chain Swaps.

Gaowei Shi, Xiulong Liu, Huan Wang, Yuhan Li, Hao Xu, Liyuan Ma, Keqiu Li

Proceedings of the IEEE INFOCOM 2025, 2025

AIGC-CM: An Efficient and Scalable Blockchain Solution for AIGC Copyright Management.

Liyuan Ma, Dengcheng Hu, Xiulong Liu, Hao Xu, Jianrong Wang, Keqiu Li

Proceedings of the IEEE INFOCOM 2025, 2025

Orcas: A DAG-based Consensus Approach with Linear Communication Overhead.

Yi Hua, Xiulong Liu, Hao Xu, Chenyu Zhang, Gaowei Shi, Keqiu Li, Muhammad Shahzad, Guyue (Grace) Liu

Proceedings of the 2025 ACM Symposium on Cloud Computing, 2025

2024

A Comprehensive Survey of Blockchain Scalability: Shaping Inner-Chain and Inter-Chain Perspectives.

Baochao Chen, Liyuan Ma, Hao Xu, Juncheng Ma, Dengcheng Hu, Xiulong Liu, Jie Wu, Jianrong Wang, Keqiu Li

CoRR, 2024

MVSS: Blockchain Cross-shard Account Migration Based on Multi-version State Synchronization.

Weihan Wang, Xiulong Liu, Liyuan Ma, Hao Xu, Gaowei Shi, Juncheng Ma, Keqiu Li

Proceedings of the 23rd IEEE International Conference on Trust, 2024

Crackle: A Fast Sector-based BFT Consensus with Sublinear Communication Complexity.

Hao Xu, Xiulong Liu, Chenyu Zhang, Wenbin Wang, Jianrong Wang, Keqiu Li

Proceedings of the IEEE INFOCOM 2024, 2024

CubeChain: Generalized Query Framework for Intra- and Cross-Chain Scenarios.

Haochen Ren, Xiulong Liu, Hao Xu, Chenyu Zhang, Keqiu Li

Proceedings of the 44th IEEE International Conference on Distributed Computing Systems, 2024

2023

Empowering Authenticated and Efficient Queries for STK Transaction-Based Blockchains.

Hao Xu, Bin Xiao, Xiulong Liu, Li Wang, Shan Jiang, Weilian Xue, Jianrong Wang, Keqiu Li

IEEE Trans. Computers, August, 2023

An Effective and Robust Transaction Packaging Approach for Multi-leader BFT Blockchain Systems.

Wenbin Wang, Xiulong Liu, Hao Xu, Wenyu Qu

Proceedings of the 42nd International Symposium on Reliable Distributed Systems, 2023

2022

A Transaction Cardinality Estimation Approach for QoS-Adjustable Intelligent Blockchain Systems.

Hao Xu, Xiulong Liu, Zhelin Liang, Hongyan Sun, Weilian Xue, Jianrong Wang, Keqiu Li

IEEE J. Sel. Areas Commun., 2022

An Efficient and Secure Node-sampling Consensus Mechanism for Blockchain Systems.

Zhelin Liang, Hao Xu, Xiulong Liu, Shan Jiang, Keqiu Li

Proceedings of the 18th International Conference on Mobility, Sensing and Networking, 2022