Sauparna Palchowdhury

Computer Graphics (viz., rendering)

• Ray Tracer
• The Windows Graphics Repository - The Visual Studio solution is made up of these three projects:
  • kwindow: Object oriented, C++, wrapper for Win32 API
  • draw: Direct2D rendering surface
  • world: Real-time 3D rendering framework

Information Retrieval (viz., text-search)

• Publications

  • 2017 On the Provenance of tf-idf. (web page)
  • 2016 Black Boxes are Harmful. (article, page 63, slides) - On the difficulties introduced when search engines are used as black boxes in IR exepriments.
  • 2015 A Method for Cross-collection Comparison. (poster) - On the application of meta-analysis to compare search results across document collections.
  • 2011 Using Negative Information in Search. (paper, slides)
  • 2011 Simple Transliteration for CLIR. (web page, paper)

• Software

  • txt - A text search engine
  • trecbox - A tool that enables push-button execution Information Retrieval (IR) research experiments.
  • Lucene - A mod of Apache's Lucene search engine for use in IR research.
  • Terrier - Another mod of an Open Source search engine popular in academia.

Email: strrev(clap.anrapuas) @ gmail.com