Publications

Measuring International Online Human Values with Word Embeddings by Gabriel Magno and Virgilio Almeida. In ACM Trans. Web, 2021.

@article{tweb2021_magno_onlinehumanvalues,
  author = {Magno, Gabriel and Almeida, Virgilio},
  title = {Measuring International Online Human Values with Word Embeddings},
  year = {2021},
  issue_date = {May 2022},
  publisher = {Association for Computing Machinery},
  address = {New York, NY, USA},
  volume = {16},
  number = {2},
  issn = {1559-1131},
  url = {https://doi.org/10.1145/3501306},
  url_download = {https://dl.acm.org/doi/10.1145/3501306?cid=81488669646},
  doi = {10.1145/3501306},
  journal = {ACM Trans. Web},
  month = dec,
  articleno = {9},
  numpages = {38},
  keywords = {values, culture, word embeddings, countries, Internet, online social networks}
}

Characterizing Attention Cascades in WhatsApp Groups by Josemar Alves Caetano, Gabriel Magno, Marcos Gonçalves, Jussara Almeida, Humberto T. Marques-Neto and Almeida Virgı́lio. In Proceedings of the 10th ACM Conference on Web Science, 2019.

@inproceedings{websci2019_caetano_whatsappcascade,
  author = {Caetano, Josemar Alves and Magno, Gabriel and Gon\c{c}alves, Marcos and Almeida, Jussara and Marques-Neto, Humberto T. and Almeida, Virg\'{\i}lio},
  title = {Characterizing Attention Cascades in WhatsApp Groups},
  booktitle = {Proceedings of the 10th ACM Conference on Web Science},
  series = {WebSci '19},
  year = {2019},
  isbn = {978-1-4503-6202-3},
  location = {Boston, Massachusetts, USA},
  pages = {27--36},
  numpages = {10},
  url = {http://doi.acm.org/10.1145/3292522.3326018},
  doi = {10.1145/3292522.3326018},
  acmid = {3326018},
  publisher = {ACM},
  address = {New York, NY, USA},
  keywords = {cascades, information diffusion, misinformation, social computing, whatsapp}
}

Characterizing the Public Perception of WhatsApp through the Lens of Media by Josemar Alves Caetano, Gabriel Magno, Evandro Cunha, Wagner Meira Jr., Humberto Torres Marques-Neto and Virgílio A. F. Almeida. In Presented in the 2nd International Workshop on Rumours and Deception in Social Media (RDSM 2018), 2018.

@article{rdsm2018_caetano_whatsapp,
  author = {Caetano, Josemar Alves and Magno, Gabriel and Cunha, Evandro and Jr., Wagner Meira and Marques{-}Neto, Humberto Torres and Almeida, Virg{\'i}lio A. F.},
  title = {Characterizing the public perception of WhatsApp through the lens
                   of media},
  journal = {Presented in the 2nd International Workshop on Rumours and Deception in Social Media (RDSM 2018)},
  volume = {abs/1808.05927},
  year = {2018},
  month = oct,
  url = {http://arxiv.org/abs/1808.05927},
  archiveprefix = {arXiv},
  eprint = {1808.05927}
}

Fake News as We Feel It: Perception and Conceptualization of the Term “Fake News” in the Media by Evandro Cunha, Gabriel Magno, Josemar Caetano, Douglas Teixeira and Virgilio Almeida. In Social Informatics, 2018.

@inproceedings{socinfo2018_cunha_fakenews,
  author = {Cunha, Evandro and Magno, Gabriel and Caetano, Josemar and Teixeira, Douglas and Almeida, Virgilio},
  editor = {Staab, Steffen and Koltsova, Olessia and Ignatov, Dmitry I.},
  title = {Fake News as We Feel It: Perception and Conceptualization of the Term ``Fake News'' in the Media},
  booktitle = {Social Informatics},
  year = {2018},
  month = sep,
  publisher = {Springer International Publishing},
  address = {Cham},
  pages = {151--166},
  url = {https://link.springer.com/chapter/10.1007/978-3-030-01129-1_10},
  isbn = {978-3-030-01129-1}
}

Analyzing Right-Wing YouTube Channels: Hate, Violence and Discrimination by Raphael Ottoni, Evandro Cunha, Gabriel Magno, Pedro Bernardina, Wagner Meira Jr. and Almeida Virgı́lio. In Proceedings of the 10th ACM Conference on Web Science, 2018.

@inproceedings{websci2018_ottoni_rightwingyoutube,
  author = {Ottoni, Raphael and Cunha, Evandro and Magno, Gabriel and Bernardina, Pedro and Meira Jr., Wagner and Almeida, Virg\'{\i}lio},
  title = {Analyzing Right-wing YouTube Channels: Hate, Violence and Discrimination},
  booktitle = {Proceedings of the 10th ACM Conference on Web Science},
  series = {WebSci '18},
  year = {2018},
  isbn = {978-1-4503-5563-6},
  location = {Amsterdam, Netherlands},
  pages = {323--332},
  numpages = {10},
  url = {http://doi.acm.org/10.1145/3201064.3201081},
  doi = {10.1145/3201064.3201081},
  acmid = {3201081},
  publisher = {ACM},
  address = {New York, NY, USA},
  keywords = {comments, discriminatory bias, hate speech, youtube}
}

Characterizing Videos, Audience and Advertising in Youtube Channels for Kids by Camila Souza Araújo, Gabriel Magno, Wagner Meira, Virgilio Almeida, Pedro Hartung and Danilo Doneda. In Social Informatics, 2017.

@inproceedings{socinfo2017_souza_youtubekids,
  author = {Ara{\'u}jo, Camila Souza and Magno, Gabriel and Meira, Wagner and Almeida, Virgilio and Hartung, Pedro and Doneda, Danilo},
  editor = {Ciampaglia, Giovanni Luca and Mashhadi, Afra and Yasseri, Taha},
  title = {Characterizing Videos, Audience and Advertising in Youtube Channels for Kids},
  booktitle = {Social Informatics},
  year = {2017},
  month = sep,
  publisher = {Springer International Publishing},
  address = {Cham},
  pages = {341--359},
  isbn = {978-3-319-67217-5}
}

A Elaboração De Um Coletor e De Um Corpus De Comentários Extraídos De Portais De Notícias by Evandro Cunha, Gabriel Magno and Virgilio Almeida. In Anais do X Congresso Internacional da Associação Brasileira de Linguística (ABRALIN), 2017.

@inproceedings{abralin2017_cunha_xereta,
  author = {Cunha, Evandro and Magno, Gabriel and Almeida, Virgilio},
  title = {A elabora{\c{c}}{\~a}o de um coletor e de um corpus de coment{\'a}rios extra{\'i}dos de portais de not{\'i}cias},
  booktitle = {Anais do X Congresso Internacional da Associa{\c{c}}{\~a}o Brasileira de Lingu{\'i}stica (ABRALIN)},
  year = {2017},
  pages = {764--771},
  month = mar,
  venue = {Niter{\'o}i, RJ, Brasil},
  publisher = {Associa{\c{c}}{\~a}o Brasileira de Lingu{\'i}stica (ABRALIN)},
  address = {Niter{\'o}i, RJ, Brasil}
}

Stereotypes in Search Engine Results: Understanding The Role of Local and Global Factors by Gabriel Magno, Camila Souza Araujo, Wagner Meira Jr. and Virgílio A. F. Almeida. In Presented in the Workshop on Data and Algorithmic Transparency (DAT’16), 2016.

@article{datworkshop2016_magno_stereotypessearch,
  author = {Magno, Gabriel and Araujo, Camila Souza and Jr., Wagner Meira and Almeida, Virg{\'i}lio A. F.},
  title = {Stereotypes in Search Engine Results: Understanding The Role of Local and Global Factors},
  journal = {Presented in the Workshop on Data and Algorithmic Transparency (DAT'16)},
  volume = {CoRR/abs/1609.05413},
  year = {2016},
  month = nov,
  url = {http://arxiv.org/abs/1609.05413},
  archiveprefix = {arXiv},
  eprint = {1609.05413}
}

The Right to Be Forgotten in the Media: A Data-Driven Study by Minhui Xue, Gabriel Magno, Evandro Cunha, Virgilio Almeida and Keith W. Ross. In Proceedings on Privacy Enhancing Technologies (PoPETs), 2016.

@article{popets2016_xue_rtbf,
  author = {Xue, Minhui and Magno, Gabriel and Cunha, Evandro and Almeida, Virgilio and Ross, Keith W.},
  title = {The {R}ight to be {F}orgotten in the media: A data-driven study},
  journal = {Proceedings on Privacy Enhancing Technologies ({PoPETs})},
  year = {2016},
  month = jul,
  volume = {2016},
  number = {4},
  pages = {389--402},
  publisher = {De Gruyter Open},
  doi = {10.1515/popets-2016-0046}
}

Brazil Around the World: Characterizing and Detecting Brazilian Emigrants Using Google+ by Johnnatan Messias, Gabriel Magno, Fabrício Benevenuto, Adriano Veloso and Virgílio Almeida. In Proceedings of the 21st Brazilian Symposium on Multimedia and the Web, 2015.

@inproceedings{webmedia2015_messias_brazilemigrantsgplus,
  author = {Messias, Johnnatan and Magno, Gabriel and Benevenuto, Fabr{\'i}cio and Veloso, Adriano and Almeida, Virg{\'i}lio},
  title = {Brazil Around the World: Characterizing and Detecting Brazilian Emigrants Using Google+},
  booktitle = {Proceedings of the 21st Brazilian Symposium on Multimedia and the Web},
  series = {WebMedia '15},
  year = {2015},
  month = oct,
  isbn = {978-1-4503-3959-9},
  location = {Manaus, Brazil},
  pages = {85--91},
  numpages = {7},
  url = {http://doi.acm.org/10.1145/2820426.2820447},
  doi = {10.1145/2820426.2820447},
  acmid = {2820447},
  publisher = {ACM},
  address = {New York, NY, USA},
  keywords = {brazilian emigration, google+, machine learning, social media, svm}
}

The Social Name-Letter Effect on Online Social Networks by Farshad Kooti, Gabriel Magno and Ingmar Weber. In Social Informatics: 6th International Conference, SocInfo 2014, Barcelona, Spain, November 11-13, 2014. Proceedings, 2014.

@inbook{socinfo2014_kooti_namelettereffectosn,
  author = {Kooti, Farshad and Magno, Gabriel and Weber, Ingmar},
  editor = {Aiello, Luca Maria and McFarland, Daniel},
  title = {The Social Name-Letter Effect on Online Social Networks},
  booktitle = {Social Informatics: 6th International Conference, SocInfo 2014, Barcelona, Spain, November 11-13, 2014. Proceedings},
  year = {2014},
  month = nov,
  publisher = {Springer International Publishing},
  address = {Cham},
  pages = {216--227},
  isbn = {978-3-319-13734-6},
  doi = {10.1007/978-3-319-13734-6_15},
  url = {http://dx.doi.org/10.1007/978-3-319-13734-6_15}
}

International Gender Differences and Gaps in Online Social Networks by Gabriel Magno and Ingmar Weber. In Social Informatics: 6th International Conference, SocInfo 2014, Barcelona, Spain, November 11-13, 2014. Proceedings, 2014.

@inbook{socinfo2014_magno_onlinegendergaps,
  author = {Magno, Gabriel and Weber, Ingmar},
  editor = {Aiello, Luca Maria and McFarland, Daniel},
  title = {International Gender Differences and Gaps in Online Social Networks},
  booktitle = {Social Informatics: 6th International Conference, SocInfo 2014, Barcelona, Spain, November 11-13, 2014. Proceedings},
  year = {2014},
  month = nov,
  publisher = {Springer International Publishing},
  address = {Cham},
  pages = {121--138},
  isbn = {978-3-319-13734-6},
  doi = {10.1007/978-3-319-13734-6_9},
  url = {http://dx.doi.org/10.1007/978-3-319-13734-6_9}
}

How You Post Is Who You Are: Characterizing Google+ Status Updates Across Social Groups by Evandro Cunha, Gabriel Magno, Marcos André Gonçalves, César Cambraia and Virgilio Almeida. In Proceedings of the 25th ACM Conference on Hypertext and Social Media, 2014.

@inproceedings{ht2014_cunha_howyoupost,
  author = {Cunha, Evandro and Magno, Gabriel and Gon\c{c}alves, Marcos Andr{\'e} and Cambraia, C{\'e}sar and Almeida, Virgilio},
  title = {How You Post is Who You Are: Characterizing Google+ Status Updates Across Social Groups},
  booktitle = {Proceedings of the 25th ACM Conference on Hypertext and Social Media},
  series = {HT '14},
  year = {2014},
  month = sep,
  isbn = {978-1-4503-2954-5},
  location = {Santiago, Chile},
  pages = {212--217},
  numpages = {6},
  url = {http://doi.acm.org/10.1145/2631775.2631822},
  doi = {10.1145/2631775.2631822},
  acmid = {2631822},
  publisher = {ACM},
  address = {New York, NY, USA},
  keywords = {google+, internet linguistics, microtext analysis, osns}
}

Noticing the Other Gender on Google+ by Diego Couto de Las Casas, Gabriel Magno, Evandro Cunha, Marcos André Gonçalves, César Cambraia and Virgilio Almeida. In Proceedings of the 2014 ACM Conference on Web Science, 2014.

@inproceedings{websci2014_lascasas_othergender,
  author = {de Las Casas, Diego Couto and Magno, Gabriel and Cunha, Evandro and Gon\c{c}alves, Marcos Andr{\'e} and Cambraia, C{\'e}sar and Almeida, Virgilio},
  title = {Noticing the Other Gender on Google+},
  booktitle = {Proceedings of the 2014 ACM Conference on Web Science},
  series = {WebSci '14},
  year = {2014},
  month = jun,
  isbn = {978-1-4503-2622-3},
  location = {Bloomington, Indiana, USA},
  pages = {156--160},
  numpages = {5},
  url = {http://doi.acm.org/10.1145/2615569.2615692},
  doi = {10.1145/2615569.2615692},
  acmid = {2615692},
  publisher = {ACM},
  address = {New York, NY, USA},
  keywords = {gender issues, google+, online social networks}
}

He Votes or She Votes? Female and Male Discursive Strategies in Twitter Political Hashtags by Evandro Cunha, Gabriel Magno, Marcos André Gonçalves, César Cambraia and Virgilio Almeida. In PLoS ONE, 2014.

@article{plosone2014_cunha_hevotesshevotes,
  author = {Cunha, Evandro and Magno, Gabriel and Gonçalves, Marcos André and Cambraia, César and Almeida, Virgilio},
  journal = {PLoS ONE},
  publisher = {Public Library of Science},
  title = {He Votes or She Votes? Female and Male Discursive Strategies in Twitter Political Hashtags},
  year = {2014},
  month = jan,
  volume = {9},
  url = {http://dx.doi.org/10.1371%2Fjournal.pone.0087041},
  pages = {e87041},
  number = {1},
  doi = {10.1371/journal.pone.0087041}
}

A Linguistic Characterization of Google+ Posts across Different Social Groups by Evandro Cunha, Gabriel Magno, Marcos André Gonçalves, César Cambraia and Virgilio Almeida. In Notes of the 5th Workshop on Information in Networks (WIN 2013), 2013.

@inproceedings{win2013_cunha_linguisticgoogleplus,
  author = {Cunha, Evandro and Magno, Gabriel and Gon{\c{c}}alves, Marcos Andr{\'e} and Cambraia, C{\'e}sar and Almeida, Virgilio},
  title = {A linguistic characterization of {G}oogle+ posts across different social groups},
  booktitle = {Notes of the 5th Workshop on Information in Networks (WIN 2013)},
  year = {2013},
  month = oct,
  venue = {New York, NY, USA},
  publisher = {Stern School of Business -- New York University (NYU)},
  address = {New York, NY, USA}
}

Beware of What You Share: Inferring Home Location in Social Networks by Tatiana Pontes, Gabriel Magno, Marisa Vasconcelos, Aditi Gupta, Jussara Almeida, Ponnurangam Kumaraguru and Virgilio Almeida. In Proceedings of the Workshop on Privacy in Social Data, 2012.

@inproceedings{pinsoda2012_pontes_homeinferring,
  author = {Pontes, Tatiana and Magno, Gabriel and Vasconcelos, Marisa and Gupta, Aditi and Almeida, Jussara and Kumaraguru, Ponnurangam and Almeida, Virgilio},
  title = {Beware of What You Share: Inferring Home Location in Social Networks},
  booktitle = {Proceedings of the Workshop on Privacy in Social Data},
  series = {PinSoDa},
  year = {2012},
  month = dec,
  location = {Brussels, Belgium}
}

New Kid on the Block: Exploring the Google+ Social Graph by Gabriel Magno, Giovanni Comarela, Diego Saez-Trumper, Meeyoung Cha and Virgilio Almeida. In Proceedings of the 2012 ACM conference on Internet measurement conference, 2012.

@inproceedings{imc2012_magno_gplus,
  author = {Magno, Gabriel and Comarela, Giovanni and Saez-Trumper, Diego and Cha, Meeyoung and Almeida, Virgilio},
  title = {New Kid on the Block: Exploring the Google+ Social Graph},
  booktitle = {Proceedings of the 2012 ACM conference on Internet measurement conference},
  series = {IMC '12},
  year = {2012},
  month = nov,
  isbn = {978-1-4503-1705-4},
  location = {Boston, Massachusetts, USA},
  pages = {159--170},
  numpages = {12},
  url = {http://doi.acm.org/10.1145/2398776.2398794},
  doi = {10.1145/2398776.2398794},
  acmid = {2398794},
  publisher = {ACM},
  address = {New York, NY, USA},
  keywords = {geo-location, google+, online social network}
}

A Gender Based Study of Tagging Behavior in Twitter by Evandro Cunha, Gabriel Magno, Virgilio Almeida, Marcos André Goncalves and Fabricio Benevenuto. In Proceedings of the 23rd ACM conference on Hypertext and social media, 2012.

@inproceedings{ht2012_cunha_gendertagging,
  author = {Cunha, Evandro and Magno, Gabriel and Almeida, Virgilio and Goncalves, Marcos Andr{\'e} and Benevenuto, Fabricio},
  title = {A Gender Based Study of Tagging Behavior in Twitter},
  booktitle = {Proceedings of the 23rd ACM conference on Hypertext and social media},
  series = {HT '12},
  year = {2012},
  month = jun,
  isbn = {978-1-4503-1335-3},
  location = {Milwaukee, Wisconsin, USA},
  pages = {323--324},
  numpages = {2},
  url = {http://doi.acm.org/10.1145/2309996.2310055},
  doi = {10.1145/2309996.2310055},
  acmid = {2310055},
  publisher = {ACM},
  address = {New York, NY, USA},
  keywords = {gender studies, tagging, twitter}
}

Cross-Pollination of Information in Online Social Media: A Case Study on Popular Social Networks by Paridhi Jain, Tiago Rodrigues, Gabriel Magno, Ponnurangam Kumaraguru and Virgilio Almeida. In International Conference on Social Computing, 2011.

@inproceedings{socialcom2011_jain_crosspolination,
  author = {Jain, Paridhi and Rodrigues, Tiago and Magno, Gabriel and Kumaraguru, Ponnurangam and Almeida, Virgilio},
  title = {Cross-Pollination of Information in Online Social Media: A Case Study on Popular Social Networks},
  booktitle = {International Conference on Social Computing},
  series = {SocialCom 2011},
  year = {2011},
  month = oct,
  location = {Boston, Massachusetts, USA}
}

Analyzing the Dynamic Evolution of Hashtags on Twitter: a Language-Based Approach by Evandro Cunha, Gabriel Magno, Giovanni Comarela, Virgilio Almeida, Marcos André Gonçalves and Fabricio Benevenuto. In Proceedings of the Workshop on Language in Social Media (LSM 2011), 2011.

@inproceedings{lsm2011_cunha_hashtagevolution,
  author = {Cunha, Evandro and Magno, Gabriel and Comarela, Giovanni and Almeida, Virgilio and Gon\c{c}alves, Marcos Andr\'{e} and Benevenuto, Fabricio},
  title = {Analyzing the Dynamic Evolution of Hashtags on Twitter: a Language-Based Approach},
  booktitle = {Proceedings of the Workshop on Language in Social Media (LSM 2011)},
  month = jun,
  year = {2011},
  address = {Portland, Oregon},
  publisher = {Association for Computational Linguistics},
  pages = {58--65},
  url = {http://www.aclweb.org/anthology/W11-0708}
}

Detecting Spammers on Twitter by Fabrício Benevenuto, Gabriel Magno, Tiago Rodrigues and Virgilio Almeida. In Proceedings of the 7th Annual Collaboration, Electronic messaging, Anti-Abuse and Spam Conference, 2010.

@inproceedings{ceas2010_benevenuto_twitterspam,
  author = {Benevenuto, Fabr{\'i}cio and Magno, Gabriel and Rodrigues, Tiago and Almeida, Virgilio},
  title = {Detecting Spammers on Twitter},
  booktitle = {Proceedings of the 7th Annual Collaboration, Electronic messaging, Anti-Abuse and Spam Conference},
  series = {CEAS},
  year = {2010},
  month = jul,
  location = {Redmond, USA}
}