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Ujjwal Chowdhury

Data Scientist, Fraud & Risk Analytics @ RBIH

  1. Tools

    • ANURUP Privacy-first photo & PDF tools for online forms
    • Diff Checker Fast, private diff tool for text, code & notebooks
  1. Projects
  2. Resume
  3. Publications
  4. Certificates
  5. Support my work
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Featured image of post ANURUP: privacy-first photo and PDF tools
Web Tools

ANURUP: privacy-first photo and PDF tools

Free photo and PDF tools for online application forms. Everything runs in your browser, so your files are never uploaded.

Oct 27, 2026
Featured image of post Diff Checker: In-Browser Text and Jupyter Notebook Comparisons
Web Tools

Diff Checker: In-Browser Text and Jupyter Notebook Comparisons

Compare text, code, and Jupyter notebooks side-by-side in your browser. All diff calculations run locally on your device.

Nov 1, 2026
Featured image of post NSEScraper: An Open-Source Scraper for nseindia.com
Open Source

NSEScraper: An Open-Source Scraper for nseindia.com

Open-source Python package on PyPI to fetch real-time intraday candlestick and tick data from the National Stock Exchange of India.

Aug 3, 2024
Featured image of post Brain Tumour Classification
Deep Learning

Brain Tumour Classification

Fine-tuning a VGG16 deep convolutional neural network in PyTorch to classify brain MRI scans across four diagnostic classes.

May 2, 2022
Featured image of post Forecasting and Anomaly Detection
Machine Learning

Forecasting and Anomaly Detection

Sales forecasting and unsupervised anomaly detection on Walmart weekly retail data.

Jun 27, 2022
Featured image of post Paris Summer Olympic Games 2024 Dashboard
Power BI

Paris Summer Olympic Games 2024 Dashboard

Interactive Power BI dashboard analyzing medals, athletes, and country performances at the Paris 2024 Olympics.

Nov 27, 2024
Featured image of post Visualizing Microsoft AdventureWorks Data
Power BI

Visualizing Microsoft AdventureWorks Data

Power BI sales analytics for AdventureWorks: revenue, orders, returns, and customer demographics.

Nov 25, 2024
Featured image of post Starbucks Drinks Dashboard
Power BI

Starbucks Drinks Dashboard

Power BI dashboard analyzing nutritional profiles, calorie distributions, and store locations.

Nov 26, 2024
Featured image of post Analysis on Complete Works of Swami Vivekananda
Data Mining

Analysis on Complete Works of Swami Vivekananda

Estimating vocabulary cardinality in Swami Vivekananda's complete works using the Flajolet-Martin streaming algorithm.

Dec 8, 2023
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