David Vaughn

David Vaughn Email and Phone Number

Senior Data Scientist, AI Engineer @ Measurement Incorporated
David Vaughn's Location
Chapel Hill, North Carolina, United States, United States
David Vaughn's Contact Details

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About David Vaughn

MS in Computer Science. 20+ years experience in Machine Learning. 8+ Deep Learning. 2+ LLMs.● Generative AI, LLM Customization (instruction-tuning, synthetic data creation)● Extensive Machine Learning/Deep Learning experience across multiple domains: Text (generative + discriminative), Vision (segmentation, object tracking), Sensor Data (HAR - human activity recognition)● 1st Place Winner on Kaggle.com (see below)● Experience deploying production models in cloud (vLLM, Docker, AWS CloudFormation, Lambda).

David Vaughn's Current Company Details
Measurement Incorporated

Measurement Incorporated

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Senior Data Scientist, AI Engineer
David Vaughn Work Experience Details
  • Measurement Incorporated
    Senior Ai Engineer
    Measurement Incorporated Oct 2023 - Present
    Durham, North Carolina, Us
    Develop AI solutions for educational field● Customized generative/LLM based writing assistants and tools● Award winning AI scoring systems deployed nation-wide
  • Precisionhawk
    Senior Data Scientist
    Precisionhawk Jan 2021 - Oct 2023
    ● Providing deep learning solutions to a team of Geo-spatial scientists for drone imagery tasks, such as component inspection and damage detection.● Models deployed across various industries, including electric grid, solar farms, etc. ● Designing and managing cloud-based, distributed model training pipelines (AWS, CloudFormation)● Developing custom algorithms for VOT (video object tracking), image alignment, other in-house problems that arise.
  • Revibe Technologies
    Lead Data Scientist
    Revibe Technologies Jun 2019 - Jan 2021
    Wake Forest, Nc, Us
    ● Develop deep learning models (in PyTorch, TensorFlow) for inference/prediction on time series data from wearable motion sensors● Deploy deep learning models to AWS cloud (Sagemaker, Lambda)● Mine historic motion sensor datasets for patterns, relationships that lead to actionable insights for customers
  • Measurement Incorporated
    Lead Machine Learning Engineer
    Measurement Incorporated Sep 2010 - Jun 2019
    Durham, North Carolina, Us
    Responsible for research, development of all automated text scoring products (AES: automated essay scoring, SAS: short answer scoring), deployed in hundreds of school systems nationwide, covering over 30 states, and deployed as the backend text scoring engine for other big name vendors in educational testing such as ETS● Converted our automated scoring systems to deep learning systems (LSTM, BERT Transformer), reducing model training time from several hours to several minutes, while also improving accuracy.● Created "best-in-field" automated scoring systems for both essays and short-answers (see: Honors and Awards, below)● Developed state-of-the-art real time spell correction system (using Google N-gram database) now deployed in all automated scoring engines and in all MI's online writing sites.● Developed a new optimization algorithm to directly maximize novel objective function (Quadratic Weighted Kappa) most commonly used in automated test scoring (paper in preparation).

David Vaughn Skills

Java C# Matlab Python .net C++ Xml Html Visual Studio Eclipse Nlp Software Engineering Mysql Agile Methodologies Machine Learning Predictive Analytics Linux

David Vaughn Education Details

  • Harvard University
    Harvard University
    Computer Science
  • Duke University
    Duke University
    Computer Science
  • North Carolina State University
    North Carolina State University
    Computer Science

Frequently Asked Questions about David Vaughn

What company does David Vaughn work for?

David Vaughn works for Measurement Incorporated

What is David Vaughn's role at the current company?

David Vaughn's current role is Senior Data Scientist, AI Engineer.

What is David Vaughn's email address?

David Vaughn's email address is da****@****ail.com

What is David Vaughn's direct phone number?

David Vaughn's direct phone number is +191960*****

What schools did David Vaughn attend?

David Vaughn attended Harvard University, Duke University, North Carolina State University.

What skills is David Vaughn known for?

David Vaughn has skills like Java, C#, Matlab, Python, .net, C++, Xml, Html, Visual Studio, Eclipse, Nlp, Software Engineering.

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