cv
My academic and professional experience
Basics
| Name | Weixian Xu |
| Label | AI Researcher |
| hz.czar@sjtu.edu.cn | |
| Url | https://HZxCzar.github.io |
| Summary | Researcher working on self-improving AI and human-centered intelligence: systems that learn from analysis and reflection, improve over time, and help people in meaningful ways. I am an undergraduate in the ACM Honors Class at Shanghai Jiao Tong University and currently conduct research at Stanford SALT Lab with Prof. Diyi Yang. |
Work
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2026.06 - Present Student Researcher
Stanford SALT Lab
Research on human-centered self-improving AI with Prof. Diyi Yang.
- Studying how recursive self-improvement can be directed toward broader, human-centered intelligence.
- Exploring AI systems that learn from analysis and reflection, then help people in meaningful ways.
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2025.12 - 2026.06 Research Collaborator
Princeton / AI2 Collaboration
Collaborated with Prof. Mengdi Wang and Shilong Liu on EEVEE.
- Developed a multi-dataset test-time prompt learning framework for self-improving agents.
- Studied router-prompt co-evolution under heterogeneous real-world task streams.
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2025.06 - 2026.06 Research Intern
GAIR Lab, Shanghai Jiao Tong University
Research on self-improving AI systems and autonomous discovery with Prof. Pengfei Liu.
- First author of ASI-Evolve, a closed-loop framework for self-improving AI research.
- Core contributor to ASI-Arch (1.1k+ GitHub stars).
- Designed autonomous pipelines executing 1,773 experiments.
- Contributed to state-of-the-art architecture discovery.
Volunteer
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2025.09 - Present Class Monitor
ACM Honors Class
Led the ACM cohort, coordinating schedules and managing administrative tasks.
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2025.03 - 2025.06 Head Teaching Assistant
Shanghai Jiao Tong University
Data Structures (CS1951), lectured by Prof. Yong Yu.
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2024.09 - 2025.01 Teaching Assistant
Shanghai Jiao Tong University
Programming (CS1953), lectured by Prof. Huiyu Weng.
Education
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2023.09 - 2027.06 Shanghai, China
Bachelor of Science
Shanghai Jiao Tong University
Computer Science (ACM Honors Class)
- Large Language Models (A+)
- Compiler Design (A+)
- Computer Systems (A+)
- Advanced Compiler Design (A+)
Awards
- 2024, 2025
Foresight-Sequoia Talent Development Fund
Zhiyuan College
Selected Top 5 students in Zhiyuan College.
- 2023, 2024
Zhiyuan Honors Scholarship
Shanghai Jiao Tong University
Academic Excellence Award (Top 2% in SJTU).
- 2022
Publications
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2026.06.09 EEVEE: Towards Test-time Prompt Learning in the Real World for Self-Improving Agents
arXiv preprint
Multi-dataset test-time prompt learning framework for LLM agents under heterogeneous real-world task streams.
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2026.03.31 ASI-Evolve: AI Accelerates AI
arXiv preprint
Agentic framework for self-improving AI research that closes a learn-design-experiment-analyze loop across data, architectures, and learning algorithms.
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2025.07.24 ASI-Arch: Autonomous Neural Architecture Discovery
arXiv preprint
Autonomous AI system for neural architecture discovery. The project gained 1.1k+ stars on GitHub within a month and conducted 1,773 autonomous experiments.
Skills
| Research Focus | |
| Recursive Self-Improvement | |
| Self-Improving Agents | |
| Test-Time Learning | |
| Human-Centered AI |
| Engineering & Systems | |
| Rust | |
| C++ | |
| Verilog | |
| Operating System Kernels | |
| Compiler Design | |
| Hardware Architecture |
| Tools & Frameworks | |
| PyTorch | |
| Transformers | |
| CUDA | |
| Linux | |
| Docker | |
| Git | |
| LaTeX |
Languages
| Chinese | |
| Native speaker |
| English | |
| Fluent (TOEFL: 104, Speaking: 25) |
Interests
| Continual Self-Improvement | |
| Recursive Self-Improvement | |
| Long-Horizon Learning | |
| Reflection and Adaptation | |
| Self-Improving Research Agents |
| Human-Centered Intelligence | |
| Human-AI Collaboration | |
| Social Benefit | |
| Useful Intelligence |
Projects
- 2025.05 - 2026.04
ASI-Evolve
Agentic framework for recursive self-improvement in AI research.
- Learn-design-experiment-analyze loop
- Cognition base and dedicated analyzer
- Discovery across data, architectures, and learning algorithms
- 2025.12 - 2026.06
EEVEE
Multi-dataset test-time prompt learning for self-improving agents.
- Router-prompt co-evolution
- Heterogeneous task streams
- Reduced cross-dataset interference
- 2025.06 - 2025.09
ASI-Arch
Autonomous AI system for neural architecture discovery (1.1k+ GitHub stars).
- 1.1k+ GitHub stars
- 1,773 autonomous experiments
- State-of-the-art architectures discovered
- 2025.04 - 2025.06
ACore
Comprehensive operating system kernel implementation in Rust.
- Virtual Memory & Page Allocation
- Process Scheduling & Threads
- VFS & Multiple Filesystems
- User/Kernel Isolation
- 2025.04 - 2025.06
Imxc
High-performance compiler for a C-like language.
- Performance comparable to Clang
- Mem2Reg & Graph Coloring RegAlloc
- Function Inlining & SCCP
- Incremental Compilation
- 2024.09 - 2025.01
RISC-V CPU
Verilog implementation of RISC-V core with Tomasulo architecture.
- Tomasulo Algorithm (Out-of-Order)
- RV32IC Instruction Set
- FPGA Deployment Capable
- Instruction Cache