Battelle Drug Identification NER Model

Project Page GitHub | Aug 2022 - May 2023

  • Worked with Battelle Inc. to develop a NER model to identify drug name and usage from medical records.
  • Used a BioBERT bi-directional LSTM model to achieve 94% accuracy on the test set.
  • Deployed the model as a Flask app running on the Anvil Supercomputer.
  • Presented at The Data Mine’s annual Corporate Partner Symposium.


GitHub | Jan 2023

  • Created an intelligent playlist generator that uses NLP and performs sentiment analysis on transcribed speech.
  • Stored vectorized songs in CockroachDB’s relational database and generated playlists based on user emotion.
  • Won “Best use of CockroachDB” at Purdue’s annual Boilermake X hackathon.


GitHub | Nov 2022

  • Developed a mobile app to categorize clothes and find outfits using React Native and Expo.
  • Built a Flask API to store and retrieve user data using AWS S3, and trained a custom CNN to classify clothes.
  • Won “Second Best use of AWS” at Purdue’s 2022 Hello World hackathon.

Neuron Education

Nov 2020 - Dec 2021

  • Self-hosted a full-stack online platform for remote education on a Raspberry Pi using Flutter.
  • Used Appwrite’s open-source backend to store user data and authenticate users via email and password.
  • Deployed a custom NGINX server to route traffic to the Flutter app and Appwrite backend.

SAT Web Scraper

GitHub | Sep 2020 - Nov 2020

  • Wrote a web scraper to scan for open SAT test seats, and automatically sign up. Executed via Raspberry Pi CRON job.

Dwijen Chawra

A list of my projects

By Dwijen Chawra, Feb 06, 2024 1:37 AM