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Accepted for/Published in: JMIR Infodemiology

Date Submitted: Apr 23, 2025
Date Accepted: Jan 15, 2026

The final, peer-reviewed published version of this preprint can be found here:

Analyzing Misinformation and Disinformation: Understanding Swiss COVID-19 Narratives Through Natural Language Processing Analysis

Germani F, Spitale G, Fritschi F, Merten S, Biller-Andorno N

Analyzing Misinformation and Disinformation: Understanding Swiss COVID-19 Narratives Through Natural Language Processing Analysis

JMIR Infodemiology 2026;6:e76441

DOI: 10.2196/76441

PMID: 41911325

Analyzing Mis/Disinformation: Understanding Swiss COVID-19 Narratives Through NLP Analysis

  • Federico Germani; 
  • Giovanni Spitale; 
  • Franc Fritschi; 
  • Sonja Merten; 
  • Nikola Biller-Andorno

ABSTRACT

Background:

The COVID-19 pandemic has highlighted the challenges posed by the rapid spread of mis/disinformation, exacerbating societal polarization and institutional distrust. Understanding how mis/disinformation is understood and framed in public discourse is essential to developing strategies for building societal resilience and promoting informed decision-making during crises.

Objective:

This study explores the use of the terms misinformation and disinformation across Swiss public discourse during the COVID-19 pandemic, examining its framing within newspaper articles and social media interactions. The findings aim to inform policymakers and journalists/communicators on mitigating the societal impact of mis/disinformation through the promotion of a common understanding of the terms misinformation and disinformation.

Methods:

We analyzed two datasets using an NLP pipeline, including lemmatization, co-occurrence analysis, and semantic network mapping: media articles retrieved via Factiva, and social media posts collected via CrowdTangle.

Results:

The framing of mis/disinformation varied significantly across the datasets. News media highlighted its role in shaping public sentiment, often discussing the tension between journalistic integrity and the amplification of falsehoods. Social media exhibited polarized narratives, with discussions centered on conspiracy theories, distrust in institutions, and grassroots mobilization.

Conclusions:

Diverging narratives on the very concepts of mis/disinformation across public discourse reflect broader societal tensions. Robust journalistic integrity in the media, and resilience strategies against mis/disinformation involving empowering publics through information literacy approaches are critical to bridging divides and reducing polarization.


 Citation

Please cite as:

Germani F, Spitale G, Fritschi F, Merten S, Biller-Andorno N

Analyzing Misinformation and Disinformation: Understanding Swiss COVID-19 Narratives Through Natural Language Processing Analysis

JMIR Infodemiology 2026;6:e76441

DOI: 10.2196/76441

PMID: 41911325

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