Search Results for author: Michael Stewart

Found 9 papers, 5 papers with code

QuickGraph: A Rapid Annotation Tool for Knowledge Graph Extraction from Technical Text

1 code implementation ACL 2022 Tyler Bikaun, Michael Stewart, Wei Liu

Acquiring high-quality annotated corpora for complex multi-task information extraction (MT-IE) is an arduous and costly process for human-annotators.

Clustering

LexiClean: An annotation tool for rapid multi-task lexical normalisation

1 code implementation EMNLP (ACL) 2021 Tyler Bikaun, Tim French, Melinda Hodkiewicz, Michael Stewart, Wei Liu

LexiClean’s main contribution is support for simultaneous in situ token-level modification and annotation that can be rapidly applied corpus wide.

Large Language Models for Failure Mode Classification: An Investigation

1 code implementation15 Sep 2023 Michael Stewart, Melinda Hodkiewicz, Sirui Li

In this paper we present the first investigation into the effectiveness of Large Language Models (LLMs) for Failure Mode Classification (FMC).

Prompt Engineering text-classification +1

E2EET: From Pipeline to End-to-end Entity Typing via Transformer-Based Embeddings

no code implementations23 Mar 2020 Michael Stewart, Wei Liu

They are therefore sensitive to window size selection and are unable to incorporate the context of the entire document.

Entity Typing named-entity-recognition +3

Word-level Lexical Normalisation using Context-Dependent Embeddings

no code implementations13 Nov 2019 Michael Stewart, Wei Liu, Rachel Cardell-Oliver

In this paper we introduce a word-level GRU-based LN model and investigate the effectiveness of recent embedding techniques on word-level LN.

ICDM 2019 Knowledge Graph Contest: Team UWA

2 code implementations4 Sep 2019 Michael Stewart, Majigsuren Enkhsaikhan, Wei Liu

We present an overview of our triple extraction system for the ICDM 2019 Knowledge Graph Contest.

graph construction

Variational Discriminant Analysis with Variable Selection

1 code implementation17 Dec 2018 Weichang Yu, John T. Ormerod, Michael Stewart

A Bayesian method that seamlessly fuses classification via discriminant analysis and hypothesis testing is developed.

Methodology

Natural Language Feature Selection via Cooccurrence

no code implementations8 Mar 2014 Michael Stewart

Specificity is important for extracting collocations, keyphrases, multi-word and index terms [Newman et al. 2012].

feature selection Specificity

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