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Marcelo Mendoza

Biographic Data

ID3925418
NAMEMarcelo Mendoza
GIVEN NAMESMarcelo
FAMILY NAMEMendoza
SIGNATUREMENDOZA M
AFFILIATIONSFederico Santa María Technical University
ORCID0000-0002-7969-6041
VERIFIEDYes
TOTAL WORKS8
TOTAL CITATIONS14
AUTHOR COUNT8
EDITOR COUNT0
FIRST PUBLICATION YEAR2010
LATEST PUBLICATION YEAR2025
H-INDEX2
  • ChatGPT as a Stable and Fair Tool for Automated Essay Scoring

    Open Access•Francisco Garcia-Varela, Miguel Nussbaum et al.•ARTICLE•Education Sciences•2025

    The evaluation of open-ended questions is typically performed by human instructors using predefined criteria to uphold academic standards. However, manual grading presents challenges, including high costs, rater fatigue, and potential bias, prompting interest in automated essay scoring systems. While automated essay scoring tools can assess content, coherence, and grammar, discrepancies between human and automated scoring have raised concerns abo…

  • The Threat of Misinformation on Journalism’s Epistemology: Exploring the Gap between Journalist’s and Audience’s Expectations when Facing Fake Content

    Open Access•Enrique Núñez-Mussa, Andrea Riquelme et al.•ARTICLE•Digital Journalism•2025

    This study analyzes the discourse of reporters, editors and audiences in focus groups and in-depth interviews, examining the expectations on journalists when facing misinformation. While both groups agree that journalistic information is critical, how this expectation is met varies. On the one hand, the audience’s way of knowing involves diverse assessments regarding valuable information; also, they are dubious about journalists’ intentions. On t…

  • Reducing interpretative ambiguity in an educational environment with ChatGPT

    Open Access•Francisco Garcia-Varela, Zvi Bekerman et al.•ARTICLE•Computers & Education•2025

  • Misleading information in Spanish: A survey

    Open Access•Eliana Providel, Marcelo Mendoza•ARTICLE•Social Network Analysis and Mining•2021

  • Arabic sentiment analysis: Studies, Resources, and Tools

    Open Access•Imane Guellil, Faical Azouaou et al.•ARTICLE•Social Network Analysis and Mining•2019•Cited by: 2•References: 66

  • Predicting information credibility in time-sensitive social media

    Open Access•Carlos Castillo, Marcelo Mendoza et al.•ARTICLE•Internet Research•2013•Cited by: 12•References: 4

    Americanae nace como un proyecto conjunto que surge dentro de la Red Europea de Información y Documentación sobre América Latina (REDIAL), y que ha afrontado la Biblioteca de la Agencia Española de Cooperación Internacional para el Desarrollo (AECID). Esta nueva biblioteca virtual hace más accesibles los libros digitales de tema americanista a los investigadores y usuarios interesados de cualquier parte del mundo

  • Information credibility on twitter

    Open Access•Carlos Castillo, Marcelo Mendoza et al.•CONFERENCE•Proceedings of the 20th…•2011

    We analyze the information credibility of news propagated through Twitter, a popular microblogging service. Previous research has shown that most of the messages posted on Twitter are truthful, but the service is also used to spread misinformation and false rumors, often unintentionally.

  • Twitter under crisis: Can we trust what we RT?

    Open Access•Marcelo Mendoza, Bárbara Poblete et al.•CONFERENCE•Proceedings of the First Workshop…•2010

    In this article we explore the behavior of Twitter users under an emergency situation. In particular, we analyze the activity related to the 2010 earthquake in Chile and characterize Twitter in the hours and days following this disaster. Furthermore, we perform a preliminary study of certain social phenomenons, such as the dissemination of false rumors and confirmed news. We analyze how this information propagated through the Twitter network, wit…

  • Predicting information credibility in time-sensitive social media

    Open Access•Carlos Castillo, Marcelo Mendoza et al.•ARTICLE•Internet Research•2013•Cited by: 12•References: 4

    Americanae nace como un proyecto conjunto que surge dentro de la Red Europea de Información y Documentación sobre América Latina (REDIAL), y que ha afrontado la Biblioteca de la Agencia Española de Cooperación Internacional para el Desarrollo (AECID). Esta nueva biblioteca virtual hace más accesibles los libros digitales de tema americanista a los investigadores y usuarios interesados de cualquier parte del mundo

  • Arabic sentiment analysis: Studies, Resources, and Tools

    Open Access•Imane Guellil, Faical Azouaou et al.•ARTICLE•Social Network Analysis and Mining•2019•Cited by: 2•References: 66

  • Twitter under crisis: Can we trust what we RT?

    Open Access•Marcelo Mendoza, Bárbara Poblete et al.•CONFERENCE•Proceedings of the First Workshop…•2010

    In this article we explore the behavior of Twitter users under an emergency situation. In particular, we analyze the activity related to the 2010 earthquake in Chile and characterize Twitter in the hours and days following this disaster. Furthermore, we perform a preliminary study of certain social phenomenons, such as the dissemination of false rumors and confirmed news. We analyze how this information propagated through the Twitter network, wit…

  • Information credibility on twitter

    Open Access•Carlos Castillo, Marcelo Mendoza et al.•CONFERENCE•Proceedings of the 20th…•2011

    We analyze the information credibility of news propagated through Twitter, a popular microblogging service. Previous research has shown that most of the messages posted on Twitter are truthful, but the service is also used to spread misinformation and false rumors, often unintentionally.

  • Predicting information credibility in time-sensitive social media

    Open Access•Carlos Castillo, Marcelo Mendoza et al.•ARTICLE•Internet Research•2013•Cited by: 12•References: 4

    Americanae nace como un proyecto conjunto que surge dentro de la Red Europea de Información y Documentación sobre América Latina (REDIAL), y que ha afrontado la Biblioteca de la Agencia Española de Cooperación Internacional para el Desarrollo (AECID). Esta nueva biblioteca virtual hace más accesibles los libros digitales de tema americanista a los investigadores y usuarios interesados de cualquier parte del mundo

  • Arabic sentiment analysis: Studies, Resources, and Tools

    Open Access•Imane Guellil, Faical Azouaou et al.•ARTICLE•Social Network Analysis and Mining•2019•Cited by: 2•References: 66

  • Misleading information in Spanish: A survey

    Open Access•Eliana Providel, Marcelo Mendoza•ARTICLE•Social Network Analysis and Mining•2021

  • ChatGPT as a Stable and Fair Tool for Automated Essay Scoring

    Open Access•Francisco Garcia-Varela, Miguel Nussbaum et al.•ARTICLE•Education Sciences•2025

    The evaluation of open-ended questions is typically performed by human instructors using predefined criteria to uphold academic standards. However, manual grading presents challenges, including high costs, rater fatigue, and potential bias, prompting interest in automated essay scoring systems. While automated essay scoring tools can assess content, coherence, and grammar, discrepancies between human and automated scoring have raised concerns abo…

  • The Threat of Misinformation on Journalism’s Epistemology: Exploring the Gap between Journalist’s and Audience’s Expectations when Facing Fake Content

    Open Access•Enrique Núñez-Mussa, Andrea Riquelme et al.•ARTICLE•Digital Journalism•2025

    This study analyzes the discourse of reporters, editors and audiences in focus groups and in-depth interviews, examining the expectations on journalists when facing misinformation. While both groups agree that journalistic information is critical, how this expectation is met varies. On the one hand, the audience’s way of knowing involves diverse assessments regarding valuable information; also, they are dubious about journalists’ intentions. On t…

  • Reducing interpretative ambiguity in an educational environment with ChatGPT

    Open Access•Francisco Garcia-Varela, Zvi Bekerman et al.•ARTICLE•Computers & Education•2025

Computer Science (8 works) · Internet privacy (5 works) · Misinformation and Its Impacts (5 works) · Social media (5 works) · Political science (4 works) · World Wide Web (4 works) · Complex Network Analysis Techniques (3 works) · Credibility (3 works) · Data science (3 works) · Microblogging (3 works)

Ethnos_APP • Open Source Project • MIT License • Frontend v2.0.0 • Privacy and Cookies • API Documentation: api.ethnos.app/docs • API Source Code: GitHub • DOI: 10.5281/zenodo.17049435 • Frontend Source Code: GitHub • DOI: 10.5281/zenodo.17050053 • cruz.rio.br • Expectantes Misericordiae