cv

Basics

Name Li Xuan (Alex) Peng
Email alexpeng517@gmail.com
Url https://alexpeng517.github.io/

Education

  • 2020.09 - 2024.06

    Zongli, Taoyuan, Taiwan

    Bachelor of Science (B.S.)
    National Central University, Taiwan
    Electrical Engineering & Computer Science (EECS)
    GPA / Average Score : 4.1/4.3; 3.9/4; 91/100

Work

  • 2023.11 - 2024.09
    Research Assistant
    Research Center for Information Technology Innovation, Academia Sinica
    Design a novel algorithm for safeguarding images from being unauthorized editing and micmicking via Diffusion Models; Design a novel algorithms for generating aesthetic QR code via training-free diffusion-based method.
    • Complete two research projects as co-first author and co-second author respectively.
  • 2023.07 - 2023.10
    Research Intern
    Institute of Information Science, Academia Sinica
    Study adversarial attack and defense methods for computer vision models; Study principles of generative models.
    • Study conditional diffusion model behaviors under different conditions.
    • Design and implement image intellectual property protection algorithms against malicious usage of Diffusion Models.
    • Establish research workflow integrating with Weight&Bias and Notion project management for our research teams.
  • 2021.04 - 2023.09
    Network Administrator and Web Developer
    EECS Department Office, National Central University
    Responsible for department website maintainance and web app developement.
    • Develop an automating graduation eligibility reviewer for the EECS Department Office via Chrome Extension and React.js.
    • Maintain legacy department website.
    • Build a new department website using WordPress and Linux VMs
  • 2020.12 - 2021.08
    Fullstack Web Developer
    Development and IT Team, Freshman Website Development Program, Office of Student Affairs, National Central University
    Build an orientation website for freshmen coming to National Central University (3000+ Users)
    • Develop NCUTUBE webpage with interative video playlists, timeline system and voting system, using Vue.js, Nuxt.js and MongoDB.

Awards

  • 2023
    Second Place in TSMC Group, 11th Hsinchu X Meichu Hackathon
    National Tsing Hua University (NTHU) & National Yang Ming Chiao Tung University (NYCU)
    Build an AI Cloud Native solution for intelligent X-ray security checking, semiconductor machine maintainance forecasting and employee attendance monitoring systems. Train a YOLO-based detector for prohibited items, achieving rank 1st performance in the leaderboard; Develop a trustworthy interactive natural-language querying system for employee attendance monitoring and automating monthly report generation, using LLMs, PandasAI, and Prompt-engineering; Train timeseries forecasting models to predict machine maintainance date;.
  • 2023
    The Dr. Chu Shun‑yi Zyxel Scholarship (Merit‑Based)
    National Central University
    The most prestigious academic honor for undergraduates at National Central University. Among 3 awardees in the College of EECS.
  • 2023
    Excellent Students Scholarship (Merit‑Based)
    National Central University
    The most prestigious academic honor of the department. Among 2 awardees in the Interdisciplinary Program of Electrical Engineering & Computer Science.
  • 2022
    Excellent Club of the Year
    National Central University
    Awarded 2nd place in the academic category during annual evaluations as club director.

Volunteer

  • 2021.08 - 2022.08

    Zongli, Taoyuan, Taiwan

    Core Team Member, Instructor
    Google Developer Student Club, National Central University
    Core team member for Google Developer Group student branch at National Central University, lecturing and advocating Machine Learning topics.
    • Host workshop of Introduction to Natural Language Processing on Google Cloud Platform
    • Host workshop of Introduction to VertexAI of Google Cloud Platform
    • Advocate Machine Learning Study Jams hosted by Google Developer Group

Projects

  • - Present
    Brain MRI Tumor Segmentation via Segment Anything Foundation Model
    Adapting and fine‑tuning Segment Anything Model(SAM) to BraTS brain tumor segmentation task. Reached average 0.72 DICE Score with 12% improvement compared to the original model even if fine‑tuning on a small dataset (3000 image‑mask pairs).
    • Term project of BrainHack School 2023, University of Montreal and co-hosts by NCU (Grade: A+, 100/100)
    • Segment Anything Model
    • Foundation Model
    • MRI
    • BraTS
  • - Present
    RBFNN Self‑driving Car Simulation
    A self‑driving car simulation in 2D field using Radial Basis Function Neural Network (RBFNN). Implemented Gradient Descent and Pseudo Inverse to solve the optimization problem.
    • Term project of *Neural Networks* course (Grade: A+, 90/100)
    • Implemented using plain Python and Numpy
  • - Present
    Hopfield Network Implementation
    A Hopfield network that could restore states corrupted by random noise. Implemented and investigated the relation between input sample quantity and network capacity, supporting the speculations via theories proposed by Geoffrey Hinton.
    • Term project of *Neural Networks* course (Grade: A+, 90/100)
    • Implemented using plain Python and Numpy
  • - Present
    Wild Cat Breeds Classifier
    Recognize common cat breeds in Taiwan, especially being able to identify endangered leopard cats. Reached 0.88 F1‑Score on average.
    • Term project of *Introduction to Computer Vision and its Application* course (Grade: A+, 99/100).
    • Tensorflow
    • Transfer Learning
    • EfficientNetV2
  • - Present
    Camera Depth of Field Simulator
    Calculate Depth of the Field(DoF) and simulate lens bokeh. Using a pre‑trained model to separate out the background, then generate simulated bokeh of background using Gaussian blur parameterized by calculated DoF.
    • Term project of *Introduction to Computer Science II* (Grade: A+, 97/100)
    • OpenCV
    • Java
    • MODNet pre‑trained model

Skills

Programming Language
Python
C++
Java
JavaScript
TypeScript
Frameworks & Libraries
PyTorch
Numpy
OpenCV
TensorFlow
Vue.js
Nuxt.js
React.js
Project Management
Weight&Bias
Notion
Git
Others
MongoDB
Google Cloud Platform

Languages

Chinese, Traditional
Native speaker
English
Intermediate, TOEFL 93 (R26, L26, S21, W20)

Extracurricular

  • 2021.08 - 2022.08

    Zongli, Taoyuan, Taiwan

    Director
    Photography Club, National Central University
    Lead organizer of the Photography club at NCU
    • Give lectures on technical knowledges of cameras and imaging system
    • Curate a photography exhibition on campus
    • Host a workshop with international photography contest awardee
    • Invited as the student representative jury of the school photography competition
    • Interviewed by university journalists and published in the university journal.

Interests

Photography
still photography
filmmaking
astrophotography
aerial photography
Mountaineering
Coffee
Specialty Pour-Over
Single Origin Espresso
Cooking
Cycling