Deploying large language models for discourse studies: An exploration of automated analysis of media attitudes.

This study aims to provide an LLM (Large Language Model)-based method for the discourse analysis of media attitudes, and thereby investigate media attitudes towards China in a Hong Kong-based newspaper. Analysis of attitudes in large amounts of media data is crucial for understanding public opinions...

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Main Authors: Qingyu Gao, Dezheng William Feng
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2025-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0313932
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author Qingyu Gao
Dezheng William Feng
author_facet Qingyu Gao
Dezheng William Feng
author_sort Qingyu Gao
collection DOAJ
description This study aims to provide an LLM (Large Language Model)-based method for the discourse analysis of media attitudes, and thereby investigate media attitudes towards China in a Hong Kong-based newspaper. Analysis of attitudes in large amounts of media data is crucial for understanding public opinions, market trends, social dynamics, etc. However, corpus-based approaches have traditionally focused on explicit linguistic expressions of attitudes, leaving implicit expressions unconsidered. To address this gap, the present study explored the possibility of using LLMs for the automated identification and classification of both explicit and implicit attitudes and evaluated the feasibility of implementing this approach on personal computers. The analysis was based on the framework proposed by Martin and White, which provides a structured approach for describing different aspects of media attitudes [1]. Meta's open-source Llama2 (13b) was used for automated attitude analysis and was quantised for deployment on personal computers. The quantised LLM was used to analyse 40,000 expressions about China in a corpus of news reports from Oriental Daily News, a top-selling newspaper in Hong Kong. The results demonstrated that the quantised LLM can accurately capture both explicit and implicit attitudes, with a success rate of approximately 80%, comparable to that of proficient human coders. Challenges encountered during the implementation process and potential coping strategies were also discussed.
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spelling doaj-art-9e21ea1a692045acacd6fcf8548cea282025-01-17T05:31:29ZengPublic Library of Science (PLoS)PLoS ONE1932-62032025-01-01201e031393210.1371/journal.pone.0313932Deploying large language models for discourse studies: An exploration of automated analysis of media attitudes.Qingyu GaoDezheng William FengThis study aims to provide an LLM (Large Language Model)-based method for the discourse analysis of media attitudes, and thereby investigate media attitudes towards China in a Hong Kong-based newspaper. Analysis of attitudes in large amounts of media data is crucial for understanding public opinions, market trends, social dynamics, etc. However, corpus-based approaches have traditionally focused on explicit linguistic expressions of attitudes, leaving implicit expressions unconsidered. To address this gap, the present study explored the possibility of using LLMs for the automated identification and classification of both explicit and implicit attitudes and evaluated the feasibility of implementing this approach on personal computers. The analysis was based on the framework proposed by Martin and White, which provides a structured approach for describing different aspects of media attitudes [1]. Meta's open-source Llama2 (13b) was used for automated attitude analysis and was quantised for deployment on personal computers. The quantised LLM was used to analyse 40,000 expressions about China in a corpus of news reports from Oriental Daily News, a top-selling newspaper in Hong Kong. The results demonstrated that the quantised LLM can accurately capture both explicit and implicit attitudes, with a success rate of approximately 80%, comparable to that of proficient human coders. Challenges encountered during the implementation process and potential coping strategies were also discussed.https://doi.org/10.1371/journal.pone.0313932
spellingShingle Qingyu Gao
Dezheng William Feng
Deploying large language models for discourse studies: An exploration of automated analysis of media attitudes.
PLoS ONE
title Deploying large language models for discourse studies: An exploration of automated analysis of media attitudes.
title_full Deploying large language models for discourse studies: An exploration of automated analysis of media attitudes.
title_fullStr Deploying large language models for discourse studies: An exploration of automated analysis of media attitudes.
title_full_unstemmed Deploying large language models for discourse studies: An exploration of automated analysis of media attitudes.
title_short Deploying large language models for discourse studies: An exploration of automated analysis of media attitudes.
title_sort deploying large language models for discourse studies an exploration of automated analysis of media attitudes
url https://doi.org/10.1371/journal.pone.0313932
work_keys_str_mv AT qingyugao deployinglargelanguagemodelsfordiscoursestudiesanexplorationofautomatedanalysisofmediaattitudes
AT dezhengwilliamfeng deployinglargelanguagemodelsfordiscoursestudiesanexplorationofautomatedanalysisofmediaattitudes