2 papers
physics.ed-ph2026
Large Scale AI Grading of Handwritten Physics Assessments: Score Agreement and Olympiad Team Selection Outcomes
Praveen Pathak, Siddharth Tiwary, Charudatt Kadolkar +4
Multimodal AI can read handwritten physics solutions, but high-stakes grading requires agreement with official scores and outcomes. This study evaluated GPT-5.5-based grading on 10…
physics.ed-ph2025
From Pixels to Patterns: Decoding Smartphone Display Properties through Diffraction, Reflection, and Refraction
Mamatha Ramanjineyulu Maddur, Hemansh Shah, Praveen Pathak
In this paper we show how students can measure optical features of smartphone displays through three experiments. Observing diffraction patterns from smartphone displays allows stu…