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Ashim Gupta

9 accepted papers

2024

Beyond Perplexity: Multi-dimensional Safety Evaluation of LLM Compression

EMNLP 2024finding

Increasingly, model compression techniques enable large language models (LLMs) to be deployed in real-world applications. As a result of this momentum towards local deployment, compressed LLMs will interact with a large population. Prior work on compression typically prioritize preserving perplexity…

2024

Samayik: A Benchmark and Dataset for English-Sanskrit Translation

COLING 2024main

We release Saamayik, a dataset of around 53,000 parallel English-Sanskrit sentences, written in contemporary prose. Sanskrit is a classical language still in sustenance and has a rich documented heritage. However, due to the limited availability of digitized content, it still remains a low-resource…

2024

Whispers of Doubt Amidst Echoes of Triumph in NLP Robustness

NAACL 2024long

*Do larger and more performant models resolve NLP’s longstanding robustness issues?* We investigate this question using over 20 models of different sizes spanning different architectural choices and pretraining objectives. We conduct evaluations using (a) out-of-domain and challenge test sets, (b) b…

2023

Don’t Retrain, Just Rewrite: Countering Adversarial Perturbations by Rewriting Text

ACL 2023long

Can language models transform inputs to protect text classifiers against adversarial attacks? In this work, we present ATINTER, a model that intercepts and learns to rewrite adversarial inputs to make them non-adversarial for a downstream text classifier. Our experiments on four datasets and five at…

2023

IntenDD: A Unified Contrastive Learning Approach for Intent Detection and Discovery

EMNLP 2023long findings

Identifying intents from dialogue utterances forms an integral component of task-oriented dialogue systems. Intent-related tasks are typically formulated either as a classification task, where the utterances are classified into predefined categories or as a clustering task when new and previously un…

Cited by 0SourceScholar
2022

Does Meta-learning Help mBERT for Few-shot Question Generation in a Cross-lingual Transfer Setting for Indic Languages?

COLING 2022main

Few-shot Question Generation (QG) is an important and challenging problem in the Natural Language Generation (NLG) domain. Multilingual BERT (mBERT) has been successfully used in various Natural Language Understanding (NLU) applications. However, the question of how to utilize mBERT for few-shot QG,…

2021

BERT & Family Eat Word Salad: Experiments with Text Understanding

AAAI 2021technical

In this paper, we study the response of large models from the BERT family to incoherent inputs that should confuse any model that claims to understand natural language. We define simple heuristics to construct such examples. Our experiments show that state-of-the-art models consistently fail to reco…

2021

Evaluating Relaxations of Logic for Neural Networks: A Comprehensive Study

IJCAI 2021poster

Symbolic knowledge can provide crucial inductive bias for training neural models, especially in low data regimes. A successful strategy for incorporating such knowledge involves relaxing logical statements into sub-differentiable losses for optimization. In this paper, we study the question of how b…