Yang Yiqu

Yang Yiqu

Undergraduate, DSBDT, CUHKSZ

About me

I am currently a senior undergraduate student at the School of Data Science of The Chinese university of Hong Kong, Shenzhen. During the fall term of the academic year 22-23, I had the valuable opportunity to study as a visiting student at The Chinese University of Hong Kong.

Research Experience

ESG Impact on Stock and Mean-Variance Portfolio (Apr. 2024 - Jun. 2024)

Role: Research Assistant
Area: Finance
Supervisor: Assistant Prof. Sang Hu, CUHKSZ
Location: Shenzhen, China
  • Conducted comprehensive literature review on the effect of ESG scores on stock return volatility and sharpe ratio in China’s A-share market.
  • Implemented enhanced mean-variance models through Python, designed comparative analysis across varied ESG segments, proposed tailored investment strategies through ESG-derived efficient frontiers, and interpreted the underlying mechanism.
  • Wrote a paper and published on the Journal of Research in International Business and Finance as co-first author. (Under review)

GAN-Based Handwriting Feature Extraction through LSTM (Feb. 2024 - May. 2024)

Role: Core Member
Area: Deep Learning
Supervisor: Assistant Prof. Tongxin Li, CUHKSZ
Location: Shenzhen, China
  • Surveyed handwritten style extraction fields, modified the HiGAN+ model with an LSTM-based style encoder to generate realistic handwriting images with desired calligraphic styles, improved the capture of individual variability, and boosted accuracy by 1.08%.
  • Developed an OCR-based pipeline, self-generated 50,000+ high-quality and annotated word-level images, systematized and strengthened the integrated handwriting dataset, and upgraded model accuracy by 2.99%.

Internships

Bytedance (May. 2024 - Aug. 2024)

Role: Lark Technical Support Intern
Location: Shenzhen, China
  • Delivered expert technical support for Lark's product suite and facilitated user behavior data analysis.
  • Spearheaded data migration and analysis initiatives, implementing AI-driven sentiment analysis with JavaScript.
  • Established advanced automation for quality control and KPI reporting, reducing manual errors by 21%.

Sony Research and Development Center (Dec. 2023 - Mar. 2024)

Role: LLM Application and Development Intern
Location: Shenzhen, China
  • Directed the LLM-Based Robot Feeding Project from inception, expedited model accuracy to 88.2%, and implemented field deployments.
  • Designed the ReAct framework for LLM serving as the central control unit for the robot, initiated LLM interaction with external environments for information acquisition & reasoning trail analysis & task- specific action generation & reliable response delivery.
  • Constructed the Vector Skill Library to fully execute the robot's autonomous operations (skill summaries, updates, task-based filtering, self verification, sophisticated tasks processing), greatly accelerated its operational intelligence within a reduced timeframe of 70%.

Shenzhen Research Institute of Big Data (Jun. 2023 - Dec. 2023)

Role: Research Assistant
Location: Shenzhen, China
  • Contributed to the GPT training project at Shenzhen Talent Bureau, streamlined text preprocessing and data cleaning processes.
  • Utilized Python web scraping and advanced OCR to extract relevant text information, established a complete and accurate training dataset.
  • Utilized Python web scraping and advanced OCR to extract relevant text information, established a complete and accurate training dataset.

MEL LAB PTE. LTD. (Jun. 2023 - Sept. 2023)

Role: Remote Front-end Intern
Location: Singapore
  • Developed an advanced web-based interface using Flask and full-stack technologies for dynamic visualization of speech waveforms, spectrograms, and artificial segmentation probabilities of uploaded audio.
  • Used micro-service architecture and parallel processing to resolve model reloading issues, expedited runtime efficiency and system performance.
  • Used micro-service architecture and parallel processing to resolve model reloading issues, expedited runtime efficiency and system performance.

Shenzhen Institute of Data Economy (Jun. 2023 - Sept. 2023)

Role: Algorithm Intern (COSCO Shipping Smart Scheduling Project)
Location: Shenzhen, China
  • Used micro-service architecture and parallel processing to resolve model reloading issues, expedited runtime efficiency and system performance.
  • Utilized pruning, dynamic programming, and constraint optimization to enhance runtime efficiency, swiftly generated clear Gantt charts.
  • Derived and implemented an operations research model to automate scheduling, documented parameter functions & tuning strategies.

Extracurricular Activities

Undergraduate Student Teaching Assistant (Sept. 2022 - Apr. 2024)

Selected for outstanding academic performance
Courses: Stochastic Process, Linear Algebra
Institution: Chinese University of Hong Kong, Shenzhen
  • Assisted professors in promoting teaching effectiveness by instructing office hours and tutorials, grading assignments, and guiding students.
  • Taught over 500 students, demystified key concepts, and earned widespread praise from both professors and students.

Statistics Alliance (Oct. 2021 - June. 2023)

Role: Academic Committee Officer
Institution: Chinese University of Hong Kong, Shenzhen
  • Invited as the keynote speaker for optimization and statistical theory review lectures, attracting over 300 participants.
  • Organized academic discussion forums and expert seminars aimed at promoting knowledge exchange and outreach in mathematics and computer science.

Cooking Pioneer (Oct. 2022 - Oct. 2023)

Role: Event Organizer
Institution: Chinese University of Hong Kong, Shenzhen
  • Planned and organized food-themed workshops, including large-scale events on and off campus.
  • Led the design of innovative activities and interactive sessions to engage participants, providing an enjoyable and educational learning experience.