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Research Interests
Sequence Representation Learning:- Biological Sequence
- Trajectory Sequence
- Time-series
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- Representative Function Positioning
- Large-scale Software Dependency Extraction
- Performance Monitoring Tools
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Employment History
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[2024.10 - Now] Assistant Professor, the College of Software, Zhejiang University
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[2021.07-2022.04] Research Intern, Technology Risk and Efficiency Department, CTO Line, Alibaba Group
Education
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[2019.09-2024.09] Ph.D. in Computer Science, Zhejiang University
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[2015.09-2019.06] B.Eng. in Ocean Engineering, Tianjin University
Research Publications
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[2025.04] Wentao Hu, Zichen Shao, Yanchao Xu, Linzhu Yu, and Zhihao Chang, Deep Representation Learning for Nuclear Magnetic Resonance Spectral Clustering, Biomedical Signal Processing & Control (BSPC) 2025. [Paper]
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[2025.04] Zhihao Chang, Ding Wang, Xiu Tang, Kingsum Chow and Jianwei Yin, General Neural Embedding for Sequence Distance Approximation, 48th International ACM SIGIR Conference on Research and Development In Information Retrieval (SIGIR) 2025. [Paper] [Code]
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[2024.12] Zhihao Chang, Linzhu Yu, Huan Li, Sai Wu, Gang Chen and Dongxiang Zhang, Revisiting CNNs for Trajectory Similarity Learning, 51st International Conference on Very Large Data Bases (VLDB) 2025. [Paper] [Arxiv] [Code]
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[2023.12] Zhihao Chang, Linzhu Yu, Yanchao Xu and Wentao Hu, Neural Embeddings for kNN Search in Biological Sequences, 38th Conference on Innovative Applications of Artificial Intelligence (AAAI) 2024. [Paper] [Code]
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[2022.12] Dongxiang Zhang, Zhihao Chang. et al. SQUID: Subtrajectory Query in Trillion-scale GPS Database, The VLDB Journal 2023. [Paper] [Code]
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[2022.05] Dongxiang Zhang, Zhihao Chang. et al. Continuous Trajectory Similarity Search for Online Outlier Detection (Extended Abstract), 38th International Conference on Data Engineering (ICDE) 2022. [Paper] [Code]
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[2020.12] Dongxiang Zhang, Zhihao Chang. et al. Zhihao Chang. et al. Continuous Trajectory Similarity Search for Online Outlier Detection, IEEE Transactions on Knowledge and Data Engineering (TKDE) 2020. [Paper] [Code]
Open Source Datasets
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[2025.04] Published the First Version of Sequence Distance Datasets (SDD) [SDD-V1]
Presentations
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[2021.10] Kingsum Chow, Zhihao Chang, Need for SPEED: Site Performance Efficiency, USENIX Srecon21. [Presentation]
Miscellaneous Experience
Achievements:- [2025] Spark Award of Huawei [Challenge]
- [2024] Qizhen Outstanding Young Scholar
- Program Committee Member, 2026 AAAI
- Program Committee Member, 3rd AIPerf and Optimization in the LLM World, 2025 ICPE Workshop [Site] [Paper]
- Program Committee Member, 2024 SIGKDD
- [2024] Zhejiang University, Excellent Postgraduate Students' Award
- [2023] Zhejiang University, Award of Honor for Graduate
- [2021] Zhejiang University, Award of Honor for Graduate
- [2021] Tianjin University, Merit Student