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Amit Gajbhiye

6 accepted papers

2025

Grouping Entities with Shared Properties using Multi-Facet Prompting and Property Embeddings

EMNLP 2025

Methods for learning taxonomies from data have been widely studied. We study a specific version of this task, called commonality identification, where only the set of entities is given and we need to find meaningful ways to group those entities. While LLMs should intuitively excel at this task, it i

2024

AMenDeD: Modelling Concepts by Aligning Mentions, Definitions and Decontextualised Embeddings

COLING 2024main

Contextualised Language Models (LM) improve on traditional word embeddings by encoding the meaning of words in context. However, such models have also made it possible to learn high-quality decontextualised concept embeddings. Three main strategies for learning such embeddings have thus far been con…

2023

Cabbage Sweeter than Cake? Analysing the Potential of Large Language Models for Learning Conceptual Spaces

EMNLP 2023short main

The theory of Conceptual Spaces is an influential cognitive-linguistic framework for representing the meaning of concepts. Conceptual spaces are constructed from a set of quality dimensions, which essentially correspond to primitive perceptual features (e.g. hue or size). These quality dimensions ar…

Cited by 0SourceScholar
2023

What do Deck Chairs and Sun Hats Have in Common? Uncovering Shared Properties in Large Concept Vocabularies

EMNLP 2023short main

Concepts play a central role in many applications. This includes settings where concepts have to be modelled in the absence of sentence context. Previous work has therefore focused on distilling decontextualised concept embeddings from language models. But concepts can be modelled from different per…

Cited by 0SourceScholar
2022

Modelling Commonsense Properties Using Pre-Trained Bi-Encoders

COLING 2022main

Grasping the commonsense properties of everyday concepts is an important prerequisite to language understanding. While contextualised language models are reportedly capable of predicting such commonsense properties with human-level accuracy, we argue that such results have been inflated because of t…

2021

deepQuest-py: Large and Distilled Models for Quality Estimation

EMNLP 2021system demonstrations

We introduce deepQuest-py, a framework for training and evaluation of large and light-weight models for Quality Estimation (QE). deepQuest-py provides access to (1) state-of-the-art models based on pre-trained Transformers for sentence-level and word-level QE; (2) light-weight and efficient sentence…