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Vikram Pudi

5 accepted papers

2022

Practice Makes a Solver Perfect: Data Augmentation for Math Word Problem Solvers

NAACL 2022long

Existing Math Word Problem (MWP) solvers have achieved high accuracy on benchmark datasets. However, prior works have shown that such solvers do not generalize well and rely on superficial cues to achieve high performance. In this paper, we first conduct experiments to showcase that this behaviour i…

2021

A Strong Baseline for Query Efficient Attacks in a Black Box Setting

EMNLP 2021main

Existing black box search methods have achieved high success rate in generating adversarial attacks against NLP models. However, such search methods are inefficient as they do not consider the amount of queries required to generate adversarial attacks. Also, prior attacks do not maintain a consisten…

2021

Adversarial Examples for Evaluating Math Word Problem Solvers

EMNLP 2021finding

Standard accuracy metrics have shown that Math Word Problem (MWP) solvers have achieved high performance on benchmark datasets. However, the extent to which existing MWP solvers truly understand language and its relation with numbers is still unclear. In this paper, we generate adversarial attacks t…

2021

Generating Natural Language Attacks in a Hard Label Black Box Setting

AAAI 2021technical

We study an important and challenging task of attacking natural language processing models in a hard label black box setting. We propose a decision-based attack strategy that crafts high quality adversarial examples on text classification and entailment tasks. Our proposed attack strategy leverages…