Yiping Li Email & Phone Number

Irvine, California, United States

• Designed and implemented backend infrastructure for OpenAI API integration, streamlining functionalities like assistant interaction, chat generation, function calls, and file search, resulting in a 20% reduction in.
• Enhanced business features such as job description generation and resume parsing through refined prompt engineering and task decomposition, boosting content generation accuracy from 42% to 95%
• Conducted an in-depth analysis of GraphRAG, authoring a comprehensive document detailing its benefits, potential use cases, and implementation workflow; developed and deployed user-friendly interfaces to facilitate.

Atlanta, Georgia, United States

• Conducted an in-depth analysis and performed hyperparameter search on the YOLOv8 model tailored to our data, researched runtime and performance trade-offs, and identified the most cost-effective hyperparameters
• Proposed and implemented a new document classification method using word frequency analysis, improving accuracy from 0.99 (achieved by YOLOv8) to 1.0 while significantly reducing costs
• Replaced the original Oriented Bounding Box (OBB) model with the RANSAC algorithm, significantly improving text extraction accuracy from 32.8% to 99.4% by effectively addressing image rotation and scaling challenges
• Architected and implemented the backend of the new version document digitization and data extraction system under the Django framework

Beijing, China

• Conducted an in-depth analysis and performed hyperparameter search on the YOLOv8 model tailored to our data, researched runtime and performance trade-offs, and identified the most cost-effective hyperparameters
• Proposed and implemented a new document classification method using word frequency analysis, improving accuracy from 0.99 (achieved by YOLOv8) to 1.0 while significantly reducing costs
• Replaced the original Oriented Bounding Box (OBB) model with the RANSAC algorithm, significantly improving text extraction accuracy from 32.8% to 99.4% by effectively addressing image rotation and scaling challenges
• Architected and implemented the backend of the new version document digitization and data extraction system under the Django framework

Beijing, China

• Developed the Dynamic Gradient Tailor (DGT) plugin to solve detrimental gradient interference in Federated Learning on non-independently and identically distributed (non-I.I.D) data
• Developed a novel federated learning (FL) framework that dynamically adjusts client participation to enhance FL efficiency on unstable distributed data
• Conducted research on the dynamic curriculum-based knowledge distillation framework (DCD), to mitigate the damages due to heterogeneous sampling during distillation process
• Independently designed and implemented a scalable and maintainable testing framework for Federated Learning, enabling our lab to efficiently run experiments across diverse settings
• Conducted extensive experiments and research on aggregating models fed with non-I.I.D data under strong resource constraints, gaining a deeper and clearer understanding of the underlying challenges

Beijing, China

• Proactively collected online videos and created multiple datasets for Deepfake detection evaluation, developing custom scripts for tasks like video-to-image conversion, image-to-video generation, and video.
• Developed an evaluation pipeline for Deepfake detection models, featuring dataset sample balancing and automated report generation with metrics like distribution, ROC, and F1 score, which contributed to a 2% increase.
• Collected and curated an extensive adversarial text dataset, encompassing all letter and number substitutions in UTF-8 characters to enhance model robustness against text-based attacks
• Developed a rule-based model utilizing the adversarial text dataset, effectively blocking over 600,000 harmful comments that bypassed the BERT model, significantly enhancing content moderation

Master'S Degree, Computer Science

Bachelor'S Degree, App & Comp Math Sci (Sci Comp & Num Al), Psychology