Hi, I’m Ujjayanta 👋
PhD in Virtual Reality & Optics (KU Leuven) · AI · Data Analysis · Visual Computing
I have a background in computer science, virtual reality, and visual perception. My interests sit at the intersection of AI, human-centered technology, and creative coding. I enjoy working on projects that combine research with practical applications. (About me)
Education
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Doctor of Philosophy (PhD) — KU Leuven, Belgium
(Sep 2021 – Jan 2026)
Thesis: Perception of colour in virtual environments -
Master of Science (MSc) — University College London, UK
(Sep 2018 – Sep 2019)
Thesis: Colour Perception: Mapping the Perceptual Limits of Surface Colour -
Bachelor of Technology (Hons.) — National Institute of Technology Jamshedpur, India
(Aug 2014 – Jun 2018)
Thesis: Digital Image Processing techniques involving fractional differential filters to remove noise from ECG signals
Selected Projects
POCAL
Python Optical Coating Analysis Library.
Python · Color ScienceChatbot with Streamlit
Step-by-step tutorial to build a simple chatbot web app.
Python · Streamlit · NLPWebVR Code Generator
Generates boilerplate WebVR scenes.
WebVR · JavaScript · A-FrameTravel Stories
An interactive space to document my travels with maps, stories, and media.
Web Design · ReactASCII-GAN
Generative model that creates ASCII art from images.
GANs · Creative AIPhD Letters
Anonymous supportive letters for PhD students going through tough phases.
React · UX · Mental HealthSkills
- Programming & Frameworks: Python, C++, C, Java, MATLAB, Git, Docker, SQL
- Visualization, Graphics & Web: Power BI, Tableau, OpenGL, Unity, A-Frame, React, Mitsuba
- AI & Data Science: Generative AI, Computer Vision, NLP
- Research: Color Science, Psychophysics, Cryptography
- Languages: Bengali (Native), English, Hindi, Dutch (Full working proficiency), Spanish (Limited working proficiency), Finnish (Basic)
Technical Writing
Selected articles on color theory, rendering, computer vision, and applied AI.
- Plato’s Color Theory — historical perspectives on color perception
- Aristotelian Theory of Colors — early models of color and vision
- Intel OpenVINO on Google Colab — optimized inference pipelines in Colab
- Rendering with PBRT v4 — physically based rendering workflows
- Breaking the Quiz Bot (CTF) — security challenge write-up
- More on Medium →
Publications
- Analyzing colorimetric characterization models for virtual reality headsets: a comparative study
- Systematic comparison of head mounted display colorimetric performance using various color characterization models
- POCAL: a Python-based library to perform optical coating analysis and design
Graphics & Visualization
Posters, illustrations, paintings, and generative visual experiments — a selection of my visual work alongside technical projects.
Explore graphics & visualizations →