1 to 9 of 9 Results
Mar 19, 2026 - Social Physics and Fake News
José Reis; Íris Damião; Íris Damião; Angela Rijo; Ana Vranic; Joana Gonçalves-Sá, 2026, "Global Claims Dataset", https://doi.org/10.57979/I3YY8C, POLEN DataHub, V1
Collection of claims collected from different fact-checking websites, covering various languages and topics. Described in "Global Claims: A Multilingual Dataset of Fact-Checked Claims with Veracity, Topic, and Salience Annotations" |
Mar 19, 2026 - Social Physics and Fake News
Lackner, Simone; Francisco, Frederico; Mendonça, Cristina; Mata, André; Gonçalves-Sá, Joana, 2026, "Lackner survey dataset", https://doi.org/10.57979/QIPG1O, POLEN DataHub, V1
Survey dataset from paper: Lackner, S., Francisco, F., Mendonça, C., Mata, A., & Gonçalves-Sá, J. (2023). Intermediate levels of scientific knowledge are associated with overconfidence and negative attitudes towards science. Nature Human Behaviour. |
Mar 19, 2026 - Social Physics and Fake News
Lackner, Simone; Francisco, Frederico; Mendonça, Cristina; Mata, André; Gonçalves-Sá, Joana, 2026, "Scripts for "Intermediate levels of scientific knowledge are associated with overconfidence and negative attitudes towards science"", https://doi.org/10.57979/XM5VZA, POLEN DataHub, V1
Simulation scripts for the Lackner, S., Francisco, F., Mendonça, C., Mata, A., & Gonçalves-Sá, J. (2023). Intermediate levels of scientific knowledge are associated with overconfidence and negative attitudes towards science. Nature Human Behaviour. |
Mar 19, 2026 - Social Physics and Fake News
Vranic, Ana; José M. Reis; Iris Damião; Paulo Almeida; Joana Gonçalves-Sá, 2026, "Code for "Global Claims: A Multilingual Dataset of Fact-Checked Claims with Veracity, Topic, and Salience Annotations"", https://doi.org/10.57979/FMYPUP, POLEN DataHub, V1
Code for the analysis of the dataset in "Global Claims: A Multilingual Dataset of Fact-Checked Claims with Veracity, Topic, and Salience Annotations". |
Oct 8, 2025 - Área Geral
Machado Sobral, Pedro Filipe, 2025, "Tendência baciais em aspectos quânticos derivativos", https://doi.org/10.57979/RI8YJL, POLEN DataHub, V1
Teste |
Sep 30, 2025 - ACC
Talissa Harb-Anger; Sara Melo-Dias; Cátia Laranjeira; Pedro Leitão Lopes; João Mendes Moreira, 2025, "Portuguese Organizations in ROR", https://doi.org/10.57979/8AFSNH, POLEN DataHub, V4, UNF:6:CpnbolYpADvBZFV/48653A== [fileUNF]
The files in this dataset contain detailed information on the presence of Portuguese organizations in the Research Organization Registry (ROR), based on matching with ISNI (International Standard Name Identifier) records. Each file includes the following columns: ISNI – Unique identifier assigned to the organization by the ISNI system. Organization... |
Dec 7, 2023 - Ultra-high-accuracy X-ray spectroscopy of transition metal oxides and rare earths
Guerra, Mauro; Machado, Jorge; Pinheiro, Daniel; Baptista, Gonçalo; Godinho, César; Fernandes, André; Amaro, Pedro; Sampaio, Jorge Miguel; Marques, José Pires; Parente, Fernando; Santos, José Paulo, 2023, "Magnesium", https://doi.org/10.57979/L2ERID, POLEN DataHub, V1
Magnesium |
Jun 19, 2023 - Arquivo Português de Informação Social
Rego, Raquel, 2023, "Projeto REP - Representatividade dos Parceiros Sociais e Impacto da Governança Económica", https://doi.org/10.57979/SIFFWZ, POLEN DataHub, V1, UNF:6:HkmO9VzkkFw6gYtNCTgACg== [fileUNF]
Um dos objetivos do projeto REP - https://rep.ics.ulisboa.pt/ - era descrever em extensão a representatividade de sindicatos e associações de empregadores portugueses a partir de um conceito multifacetado de representação, que previsse uma dimensão descritiva (por exemplo discriminando quem são os dirigentes) e uma dimensão substantiva (contempland... |
May 24, 2023 - Hugo Pedro Proença Dataverse
Proença, Hugo Pedro, 2023, "UBIRIS.v1", https://doi.org/10.57979/OSM3H8, POLEN DataHub, V1
UBIRIS.v1 database is composed of 1877 images collected from 241 persons during September, 2004 in two distinct sessions. Its most relevant characteristic is to incorporate images with several noise factors, simulating less constrained image acquisition environments. This enables the evaluation of the robustness of iris recognition methods. For the... |

