Search Results for author: Nandish Chattopadhyay

Found 4 papers, 0 papers with code

Adversarial Attacks and Dimensionality in Text Classifiers

no code implementations3 Apr 2024 Nandish Chattopadhyay, Atreya Goswami, Anupam Chattopadhyay

For all of the aforementioned studies, we have run tests on multiple models with varying dimensionality and used a word-vector level adversarial attack to substantiate the findings.

Adversarial Attack Adversarial Defense +2

ODDR: Outlier Detection & Dimension Reduction Based Defense Against Adversarial Patches

no code implementations20 Nov 2023 Nandish Chattopadhyay, Amira Guesmi, Muhammad Abdullah Hanif, Bassem Ouni, Muhammad Shafique

ODDR employs a three-stage pipeline: Fragmentation, Segregation, and Neutralization, providing a model-agnostic solution applicable to both image classification and object detection tasks.

Dimensionality Reduction Image Classification +3

Spatially Correlated Patterns in Adversarial Images

no code implementations21 Nov 2020 Nandish Chattopadhyay, Lionell Yip En Zhi, Bryan Tan Bing Xing, Anupam Chattopadhyay

Adversarial attacks have proved to be the major impediment in the progress on research towards reliable machine learning solutions.

Benchmarking Blocking

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