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Lu Yupeng

Lu Yupeng

Expert in data annotation, Physics, Math, Chinese & English

USA flagLos Angeles, Usa
$30.00/hrIntermediateData Annotation TechOther

Key Skills

Software

Data Annotation TechData Annotation Tech
Other

Top Subject Matter

No subject matter listed

Top Data Types

Computer Code ProgrammingComputer Code Programming
ImageImage
TextText

Top Task Types

Classification
Computer Programming Coding
Data Collection
Question Answering
Text Generation

Freelancer Overview

I have spent 3 months participating in an OpenAI project, contributing to physics and math projects to solve problems which are mostly college level. I worked really fast and accurate that I became a reviewer after 2 months.

IntermediateEnglishChinese Mandarin

Labeling Experience

[Visual Math/Data Anlaysis/STEM] Calibration

OtherTextText Generation
Calculate and answer the given physics questions, mostly from university and college quiz. Specialized in evaluating and annotating AI-generated code snippets, primarily in Python, assessing for correctness, efficiency, and adherence to programming best practices.

Calculate and answer the given physics questions, mostly from university and college quiz. Specialized in evaluating and annotating AI-generated code snippets, primarily in Python, assessing for correctness, efficiency, and adherence to programming best practices.

2025 - 2025

Generative AI Evaluator & Annotator Freelance/Contract Work (Remote), Various Clients

OtherTextData Collection
Evaluated and rated outputs from large language models (LLMs) for accuracy, relevance, and quality using predefined criteria, improving model performance in natural language understanding and generation tasks. Performed annotation labeling on datasets, including classification of content elements (e.g., identifying clickbait, branded content, or gaming elements) and preference ranking based on user criteria to enhance AI training data. Conducted response generation, rewriting, and summarization for AI prompts, ensuring clarity, adherence to guidelines, and preservation of original meaning while augmenting datasets through paraphrasing and transformations. Assessed content quality and appropriateness for diverse applications, including similarity evaluations and relevance scoring on scales (1-5), contributing to data augmentation efforts that reduced overfitting in ML models. Collaborated on transcription and translation projects, converting audio/text from English to other lang

Evaluated and rated outputs from large language models (LLMs) for accuracy, relevance, and quality using predefined criteria, improving model performance in natural language understanding and generation tasks. Performed annotation labeling on datasets, including classification of content elements (e.g., identifying clickbait, branded content, or gaming elements) and preference ranking based on user criteria to enhance AI training data. Conducted response generation, rewriting, and summarization for AI prompts, ensuring clarity, adherence to guidelines, and preservation of original meaning while augmenting datasets through paraphrasing and transformations. Assessed content quality and appropriateness for diverse applications, including similarity evaluations and relevance scoring on scales (1-5), contributing to data augmentation efforts that reduced overfitting in ML models. Collaborated on transcription and translation projects, converting audio/text from English to other lang

2023 - 2025

Education

B

Boston University

Master of Science, Mathematical Finance & Financial Technology

Master of Science
2022 - 2022
O

Ohio State University

Bachelor of Science, Physics

Bachelor of Science
2021 - 2021

Work History

G

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