About Me

I am a fifth-year Ph.D. student in the i-VisionGroup, Department of Automation, Tsinghua University, advised by Prof. Jianjiang Feng and Prof. Jie Zhou.

I received my B.S. degree in Automation in 2021, together with a minor in the Academy of Arts and Design, both from Tsinghua University.

My current focus, interests and experience are in the following areas:

Focus

AI Infra RL & Agent

Interests

DaaS & IaaS Smart Glasses Intention Recognition HCI

Experience

MLLMs Post-Training Model Alignment Retrieval Systems Representation Learning Harness Engineering Evaluation & Benchmarking HCI

Recent News

May 2026

One paper on fingerprint conditional generation was submitted to T-IFS.

May 2026

Achieved 1st place at FIFA Skeletal Tracking Challenge.

Jan 2026

One paper on fixed-length dense fingerprint representation was accepted by T-IFS.

Nov 2025

One paper on under-screen fingerprint pose estimation was accepted by T-IFS, and one paper on finger pose HCI was accepted by T-MC.

Jul 2025

Achieved 2nd place at MER25 @ ACM MM, and had one paper on finger photo pose estimation accepted by IJCB 2025 as Oral.

Jun 2025

Achieved 2nd place in CVRR and EgoSchema Challenge at CVPR 2025, with related work accepted by EgoVis @ CVPR 2025.

Education

2021 - 2026

Department of Automation, Tsinghua University

Doctor of Philosophy (Ph.D.)

Focusing on enhancing performance and efficiency in domain-specific tasks via data & representation normalization / domain-informed modeling / workflow-level optimization; supervised by Prof. Jianjiang Feng and Prof. Jie Zhou.

Resulting in 11 publications in international journals and conferences (6 first-author).

Image Retrieval Efficient Representation Graph Matching Image Registration Pose Estimation HCI Multi-Modal Fusion Multi-Task Collaboration Multi-Semantic Optimization Multi-Granularity Representation
2018 - 2021

Academy of Arts & Design, Tsinghua University

Minor in Digital Media Art

Coursework focusing on digital entertainment content and interactive media, with an emphasis on integrating creative design and interdisciplinary digital technologies.

Creative Design Aesthetic Sense Product Thinking User Experience Interactive Media
2017 - 2021

Department of Automation, Tsinghua University

Bachelor of Engineering (B.Eng.)

Undergraduate studies in automation, covering control theory, artificial intelligence and data analysis, with exposure to system design and engineering applications.

Resulting in 1 publications in international conferences (first-author), GPA Rank: Top 5%.

System Modeling Computational Thinking Control Theory Machine Learning Signal & Image Processing Pattern Recognition

Work Experience

2024.12 - 2026.03

PC Intelligence & Ecosystems Lab, Lenovo Research

Research Intern

Focusing on multimodal perception & representation, intent understanding, and affective computing, improving deployment efficiency and performance through prompt engineering, post-training, agent collaboration, and pipeline optimization for multimodal large models.

Resulting in 4 technical reports (2 first/corresponding-author), and 4 corresponding awards in international competitions (ACM MM, CVPR).

Video Understanding & Question-Answering Affective Computing MLLMs Parameter-Efficient Fine-Tuning Instruction Tuning Model Calibration Chain of Thought Agentic Workflow Tool-Use Mixture Harness Engineering
2023.06 - 2023.08

Algorithm Research Department, GRG Intek, CRG Banking

Algorithm Intern (University-Industry Collaboration)

Focusing on contactless palmprint recognition for large-scale populations, responsible for framework design, technical investigation, and early-stage engineering prototyping. Corresponding project was piloted for palm-based payment on the Beijing Daxing Airport Express line.

Resulting in a Silver Award in Tsinghua University Doctoral Social Practice.

Contactless Palmprint Recognition System Keypoint Detection Pose Estimation ROI Segmentation Image Enhancement Efficient Representation
2022.01 - 2023.06

Hisign Technology

Algorithm Intern (Lab-Industry Collaboration)

Focusing on image retrieval in edge computing scenarios (partial images / low quaity), improving storage and computational efficiency through image registration and mosaicking technologies.

Resulting in 2 publications in international journals (first-author).

Image Retrieval Fine-Grained Visual Alignment Image Enhancement Image Registration Image Mosaicking

Honors

Silver Award for Social Practice of Ph.D. Students Tsinghua University, 2023
Outstanding Graduates Department of Automation (~Top 5%), Tsinghua University, 2021
Academic Excellence Award Tsinghua University, 2019, 2020

Competitions

ACM MM 2025 2nd Place
MER25 Track 2: Multimodal Emotion Recognition with Fine-Grained Categories
CVPR 2025 4th Place
CVRR: Complex Video Reasoning and Robustness Evaluation
CRCSPC 2018 1st Prize
35th China Regional College Students Physics Competition

Selected Publications

Teaching

Programming Fundamentals
Teaching Assistant Spring 2024 Department of Automation, Tsinghua University
Interdisciplinary Research and Practice: Image Processing
Teaching Assistant Fall 2023 Department of Automation, Tsinghua University
Basic of Information Theory
Teaching Assistant Spring 2023 Department of Automation, Tsinghua University
Digital Image Processing
Teaching Assistant Fall 2022 Department of Automation, Tsinghua University
...and possibly more.