Summary
Work History
Education
Timeline
Research
Research
Publications
Hobbies And Skills
Generic

Liu Pengfei

Pittsburgh,PA

Summary

I am a highly skilled professional with a Master's in Information Science from the University of Pittsburgh. As an AI Intern at Tencent, ByteDance, and Yangzhou AI Research Institute, I've excelled in neural network construction, NLP tasks, and algorithm development. My expertise includes computer vision, data analysis, and proficiency in Python, Java, and C. With a strong publication record and a passion for algorithm design and sports, I bring a diverse skill set and a commitment to continuous growth.

Work History

Artificial Intelligence Internship

Yangzhou Artificial Intelligence Research Institute
02.2023 - 04.2023
  • Participated in constructing, fine-tuning, and optimizing neural networks; chosen appropriate model architectures based on research objectives and experiment with different hyperparameters to enhance model performance
  • Monitored the training process, performed model evaluation and vaildation, and ensured that the model performs well
  • Assisted in designing experiments, formulating hypotheses and driven the progress of the research
  • Collaborated with other team members, working together to solve problems, communicate progress, and share insights

Teaching Assistant of Software Engineering & Algorithms

Northern Arizona University
08.2022 - 12.2022
  • Landed the job as the highest-scoring student in Fall 2021
  • Marked, evaluated and graded the coursework and exams, and attended to the Office Hour to answer students' questions

Artificial Intelligence Internship

Tencent Co., Ltd Department of Tencent Videos, Platform and Content Group
08.2022 - 09.2022
  • Collaborated with experienced programmers to conceive, design and deploy effective models for text classification
  • Utilized Word2Vec and Bert models for training text and implemented common NLP tasks such as tokenization and so on
  • Evaluated known algorithms and libraries, and leveraged known frameworks, Wechaty, to reproduce a rudimentary chatbot
  • Accessed popular open-source chatbots, conducted a gap analysis and optimized the prototype chatbot

Artificial Intelligence Internship

ByteDance (Beijing)
05.2022 - 07.2022
  • Took charge of R&D of AI algorithms and programs, including but not limited to NLP and Linux operation
  • Followed up and developed cutting-edge algorithms for machine learning, while optimizing performance of machine learning algorithms in real-world applications
  • Converted text into data for computer processing, and extracted useful information from data
  • Identified fake news through the AdaBoost model and managed database of fake news

Education

Master of Science - Information Science

University of Pittsburgh
Pittsburgh, PA
12.2024

Bachelor of Science - Computer Science

Yangzhou University
Yangzhou, China
06.2023

Bachelor of Science - Computer Science

Northern Arizona University
Flagstaff, AZ
12.2022

Timeline

Artificial Intelligence Internship

Yangzhou Artificial Intelligence Research Institute
02.2023 - 04.2023

Teaching Assistant of Software Engineering & Algorithms

Northern Arizona University
08.2022 - 12.2022

Artificial Intelligence Internship

Tencent Co., Ltd Department of Tencent Videos, Platform and Content Group
08.2022 - 09.2022

Artificial Intelligence Internship

ByteDance (Beijing)
05.2022 - 07.2022

Master of Science - Information Science

University of Pittsburgh

Bachelor of Science - Computer Science

Yangzhou University

Bachelor of Science - Computer Science

Northern Arizona University

Research

  • MIT Artificial Intelligence & Machine Learning Research, Real-time Image Detection and Dynamic Scheduling Optimization, 01/2022, 09/2022, Collaborated with teammates on paper review, Investigated different types of computer vision algorithms; designed and implemented a suitable deep neural network oriented to image data, Realized real-time monitoring and recognition of special targets, Conducted research based on investigation and understanding of the dynamic optimization scheduling problem and the latest reinforcement learning algorithm
  • Capstone Experience - GeekSurvey, Coder, Product Manager, Conducted a secure web-based platform for recruiting software developers to participate in scientific studies, Improved algorithms to enable automatic emails to be sent to a large number of target recipients in a short period of time, Responsible for making the system allow linking with survey platforms based on tokens(Limesurvey, Qualtrics), Released different versions to Github in a timely fashion

Research

  • MIT Artificial Intelligence & Machine Learning Research, Real-time Image Detection and Dynamic Scheduling Optimization, 01/2022, 09/2022, Collaborated with teammates on paper review, Investigated different types of computer vision algorithms; designed and implemented a suitable deep neural network oriented to image data, Realized real-time monitoring and recognition of special targets, Conducted research based on investigation and understanding of the dynamic optimization scheduling problem and the latest reinforcement learning algorithm
  • Capstone Experience - GeekSurvey, Coder, Product Manager, Conducted a secure web-based platform for recruiting software developers to participate in scientific studies, Improved algorithms to enable automatic emails to be sent to a large number of target recipients in a short period of time, Responsible for making the system allow linking with survey platforms based on tokens(Limesurvey, Qualtrics), Released different versions to Github in a timely fashion

Publications

  • Author of A Novel Two-Lane Roundabout Model with Central Cross Structure, accepted by IEEE UV2022
  • Author of A Novel Adaptive Signal Timing Control Approach for Signalized Intersections, accepted by IEEE UV2022 Author of A New Convolutional Neural Network for Identification of Damaged Electronic Components, accepted by IEEE UV2022

Hobbies And Skills

Embedded Language, Python, Web Programming, Database, Computer Vision, Data Analysis, Git/Github, Basic knowledge of Java and C language, proficient in Office MS and Google Docs, Computer Vision, Algorithm Design, Data Processing, Skiing, Soccer, Ping-pang, Badminton

Liu Pengfei