activity
20182021
most citedDeep Probabilistic Models to Detect Data Poisoning Attacks

6 citations · 7 across the 3 of their papers we have counts for

collaborators

7 papers

cs.LG2021

Mitigating Sampling Bias and Improving Robustness in Active Learning

Ranganath Krishnan, Alok Sinha, Nilesh Ahuja +3

This paper presents simple and efficient methods to mitigate sampling bias in active learning while achieving state-of-the-art accuracy and model robustness. We introduce supervise…

cs.CL20211 cited

Data augmentation to improve robustness of image captioning solutions

Shashank Bujimalla, Mahesh Subedar, Omesh Tickoo

In this paper, we study the impact of motion blur, a common quality flaw in real world images, on a state-of-the-art two-stage image captioning solution, and notice a degradation i…

cs.LG2020

B-SCST: Bayesian Self-Critical Sequence Training for Image Captioning

Shashank Bujimalla, Mahesh Subedar, Omesh Tickoo

Bayesian deep neural networks (DNNs) can provide a mathematically grounded framework to quantify uncertainty in predictions from image captioning models. We propose a Bayesian vari…

cs.LG20196 cited

Deep Probabilistic Models to Detect Data Poisoning Attacks

Mahesh Subedar, Nilesh Ahuja, Ranganath Krishnan +2

Data poisoning attacks compromise the integrity of machine-learning models by introducing malicious training samples to influence the results during test time. In this work, we inv…

cs.NE2019

Specifying Weight Priors in Bayesian Deep Neural Networks with Empirical Bayes

Ranganath Krishnan, Mahesh Subedar, Omesh Tickoo

Stochastic variational inference for Bayesian deep neural network (DNN) requires specifying priors and approximate posterior distributions over neural network weights. Specifying m…

cs.NE2018

BAR: Bayesian Activity Recognition using variational inference

Ranganath Krishnan, Mahesh Subedar, Omesh Tickoo

Uncertainty estimation in deep neural networks is essential for designing reliable and robust AI systems. Applications such as video surveillance for identifying suspicious activit…