no code implementations • 11 Oct 2021 • Akash Kumar Gupta, Arpan Chattopadhyay, Darpan Kumar Yadav
This paper proposes a novel Compressive sensing based Adaptive Defence (CAD) algorithm which combats distortion in frequency domain instead of time domain.
no code implementations • 9 Jul 2020 • Darpan Kumar Yadav, Kartik Mundra, Rahul Modpur, Arpan Chattopadhyay, Indra Narayan Kar
In such attacks, some or all pixel values of an image are modified by an external attacker, so that the change is almost invisible to the human eye but significant enough for a DNN-based classifier to misclassify it.