I am currently pursuing a Ph.D. in artificial intelligence at the School of Software, Shandong University, Jinan, China. I received the M.S. degree in control engineering in 2020 from Shandong University, China. My research interests include deep learning, computer vision, domain adaptation, and OCR.

Education

• Ph.D. in School of Software, Shandong University, 2021.09-
• M.S. in School of Control Science and Engineering, Shandong University, 2017.09-2020.06
• B.S. in School of Electrical and Automation Engineering, Shandong University of Science and Technology, 2013.09-2017.06

Employment

• Civil worker, in Wang Qingtuo Township, Wuqing District, Tianjin, China, 2020.08-2021.05

Selected Publications

• X. Liu, H. Liu, Z. Chen, X. Luo, and X. Xu, “Hierarchical Multi-label Learning for Incremental Multilingual Text Recognition,” ACM MM 2024.
• X. Liu, P. Zhang, X. Luo, Z. Huang, and X. Xu, “TextAdapter: Self-supervised Domain Adaptation for Cross-domain Text Recognition,” IEEE Transactions on Multimedia, DOI: 10.1109/TMM.2024.3400669.
• X. Liu, X. Ding, X. Luo, and X. Xu, “ProtoUDA: Prototype-based Unsupervised Adaptation for Cross-Domain Text Recognition,” IEEE Transactions on Knowledge and Data Engineering, DOI: 10.1109/ TKDE.2023.3344761.
• X. Liu, X. Ding, X. Luo, and X. Xu, “Unsupervised Domain Adaptation via Class Aggregation for Text Recognition,” IEEE Transactions on Circuits and Systems for Video Technology, vol. 33, no. 10, pp. 5617- 5630, 2023, DOI: 10.1109/TCSVT.2023.3262692.
• X. Liu, F. Zhou, J. Liu, and L. Jiang, “Meta-Learning based Prototype-relation Network for Few-shot Classification,” Neurocomputing, vol. 383, pp. 224-234, 2020.
• X. Liu and F. Zhou, “ Improved Curriculum Learning using SSM for Facial Expression Recognition,” The Visual Computer, vol. 36, pp. 1635-1649, 2020.
• J. Li, X. Liu, X. Luo, and X. Xu, “VOLTER: Visual Collaboration and Dual-Stream Fusion for Scene Text Recognition,” IEEE Transactions on Multimedia, vol. 26, pp. 6437-6448, 2024.
• X. Ding, X. Liu, X. Luo, and X. Xu, “DOC: Text Recognition via Dual Adaptation and Clustering, “ IEEE Transactions on Multimedia, vol. 25, pp. 9071-9081, 2023.
• X. Liu, X. Liu, B. Wang, X. Luo, and X. Xu, “Arbitrary-shaped Scene Text Detection with Scoring Mask Quality, “ in 2022 IEEE International Conference on Multimedia and Expo (ICME), 2022, pp. 1–6.

Patents

• An Image Classifier Construction, Image Recognition Method and System based on Prototype Network Few-shot Learning. No. 201910563501.3.
• A Facial Expression Recognition Method and Device based on Curriculum Learning. No. 201910122892.5.
• A Meta Learning Few-shot based Facial Expression Recognition Method and System. No. 201910465071.1.
• A Facial Expression Recognition System based on Curriculum Learning. No. 2019SR0470556.

Awards and Achievements

• 2023 Excellent Student Cadre of Shandong University
• 2022 Excellent Student Cadre of Shandong University
• 2021 Excellent Master’s Thesis of Shandong Province
• 2020 Excellent Graduates of Shandong Province
• 2019 National Scholarship
• 2018 Excellent Student Cadre of Shandong University
• 2017 Excellent Graduates of Shandong Province
• 2016 National Scholarship
• 2015 Excellent Student of Shandong Province
• 2014 National Encouragement scholarship

Academic Competitions

• 2021 China Graduate Mathematical Contest in Modeling, National Third Prize
• 2019 China Graduate Mathematical Contest in Modeling, National Second Prize
• 2018 China Graduate Mathematical Contest in Modeling, National Third Prize