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DAD: Data-free Adversarial Defense at Test Time

Published in Proceedings of the IEEE/CVF Winter Conference on Applications of Computer Vision (WACV), 2022

A novel test-time adversarial defense method that detects and corrects adversarial samples without requiring training data, significantly improving robustness.

Recommended citation: G.K. Nayak, R. Rawal, A. Chakraborty. (2022). "DAD: Data-free Adversarial Defense at Test Time." Proceedings of the IEEE/CVF Winter Conference on Applications of Computer Vision.
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DE-CROP: Data-efficient certified robustness for pretrained classifiers

Published in Proceedings of the IEEE/CVF Winter Conference on Applications of Computer Vision (WACV), 2023

DE-CROP enhances certified robustness of pretrained models with limited data by generating diverse samples and optimizing denoiser training in logit space.

Recommended citation: Nayak, Gaurav Kumar, Ruchit Rawal, and Anirban Chakraborty. "DE-CROP: Data-efficient certified robustness for pretrained classifiers." Proceedings of the IEEE/CVF Winter Conference on Applications of Computer Vision. 2023.
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What happens during finetuning of vision transformers: An invariance based investigation

Published in Conference on Lifelong Learning Agents (CoLLAs), 2023

Pretraining induces transferable invariances, which are retained in shallow layers and compressed during finetuning, shedding light on why pretrained models excel.

Recommended citation: Merlin, Gabriele, et al. "What happens during finetuning of vision transformers: An invariance based investigation." Conference on Lifelong Learning Agents. PMLR, 2023.
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Cinepile: A long video question answering dataset and benchmark

Published in Preprint, 2024

This paper introduces a dataset and benchmark for long video question answering.

Recommended citation: R. Rawal, K. Saifullah, M. Farré, R. Basri, D. Jacobs, G. Somepalli, et al. (2024). "Cinepile: A long video question answering dataset and benchmark." arXiv preprint arXiv:2405.08813.
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Perturbed examples reveal invariances shared by language models

Published in Findings of the Association for Computational Linguistics (ACL), 2024

A framework to compare NLP models by analyzing their shared invariances to linguistic perturbations, offering insights into model evolution and performance.

Recommended citation: Rawal, Ruchit, and Mariya Toneva. "Perturbed examples reveal invariances shared by language models." Findings of the Association for Computational Linguistics: ACL 2024
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Robust Few-Shot Learning Without Using Any Adversarial Samples

Published in IEEE Transactions on Neural Networks and Learning Systems (IEEE-TNNLS), 2024

A simple yet effective self-distillation approach enhances adversarial robustness in few-shot learning without requiring adversarial samples, achieving significant improvements with minimal computational overhead.

Recommended citation: Nayak, Gaurav Kumar, et al. "Robust Few-Shot Learning Without Using Any Adversarial Samples." IEEE Transactions on Neural Networks and Learning Systems (2024).
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Hints Help Finding and Fixing Bugs Differently in Python and Text-based Program Representations

Published in International Conference on Software Engineering (ICSE), 2025

This paper explores how natural language representations and different types of hints influence end-user debugging accuracy in AI-assisted programming.

Recommended citation: Rawal, Ruchit, et al. "Hints Help Finding and Fixing Bugs Differently in Python and Text-based Program Representations." arXiv preprint arXiv:2412.12471 (2024).
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talks

teaching

Teaching experience 1

Undergraduate course, University 1, Department, 2014

This is a description of a teaching experience. You can use markdown like any other post.

Teaching experience 2

Workshop, University 1, Department, 2015

This is a description of a teaching experience. You can use markdown like any other post.