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PolyNarrative: a multilingual, multilabel, multi-domain dataset for narrative e...

Nikolaidis, Nikolaos; Stefanovitch, Nicolas; Silvano, Purificação; Stefanovitch, Nicolas; Guimarães, Nuno

We present PolyNarrative, a new multilingual dataset of news articles, annotated for narra- tives. Narratives are overt or implicit claims, recurring across articles and languages, promot- ing a specific interpretation or viewpoint on an ongoing topic, often propagating mis/disinfor- mation. We developed two-level taxonomies with coarse- and fine-grained narrative labels for two domains: (i) climate change and ...


Using LLMs to generate patient journeys in portuguese: an experiment

Munna, Tahsir Ahmed; Fernandes, Ana Luísa; Silvano, Purificação; Guimarães, Nuno; Jorge, Alípio

The relationship of a patient with a hospital from admission to discharge is often kept in a series of textual documents that describe the patient's journey. These documents are important to analyze the di"erent steps of the clinical process and to make aggregated studies of the paths of patients in the hospital. In this paper, we explore the potential of Large Language Models (LLMs) to generate realistic and c...


The incremental process of building an annotation scheme for clinical narrative...

Fernandes, Ana Luísa; Silvano, Purificação; Leal, António; Guimarães, Nuno; Silva, Rita Ribeiro da; Cunha, Luís Filipe; Jorge, Alípio

The development of a robust annotation scheme and corresponding guidelines is crucial for pro- ducing annotated datasets that advance both lin- guistic and computational research. This paper presents a case study that outlines a method- ology for designing an annotation scheme and its guidelines, specifically aimed at represent- ing morphosyntactic and semantic information regarding temporal features, as well a...


Será o ChatGPT um bom divulgador científico em cosmetologia? Um estudo linguíst...

Pacheco, Ana Filipa; Guimarães, Nuno; Silvano, Purificação; Almeida, Isabel


PLGA nanoparticles double-decorated with a TAT peptide and folic acid to target...

Andrade, Stéphanie; Ramalho, Maria J.; Santos, João; Santos, Sílvio Roberto Branco; Melo, Luís Daniel Rodrigues; Guimarães, Nuno; Ferraz, Maria P.

Treating bacterial infections has become increasingly difficult due to the rise in antibiotic-resistant bacterial strains. Strategies involving the targeted delivery of antibiotics have been proposed to minimize the administered antibiotic doses. This study aims to develop the first double-modified nanovehicle capable of increasing bacterial membranes permeability while specifically targeting Staphylococcus aur...


Is ChatGPT a good popular science disseminator in cosmetology? A linguistic stu...

Pacheco, Ana Filipa; Guimarães, Nuno; Torres, Ana; Silvano, Purificação; Almeida, Isabel

The science popularisation texts are fundamental for disseminating scientific knowledge in an accessible and understandable way to a non-specialised audience and have a different structure and characteristics from scientific articles (e.g. Garces-Conejos & Sanchez-Macarro, 1998; Zamboni, 1998). Studies on the linguistic properties of science popularisation texts in European Portuguese are not abundant, the ...


Overview of the CLEF-2024 CheckThat! Lab Task 3 on persuasion techniques

Piskorski, Jakub; Jorge, Alípio; Silvano, Maria da Purificação; Guimarães, Nuno; Pacheco, Ana Filipa; Yu, Nana

We present an overview of CheckThat! Lab's 2024 Task 3, which focuses on detecting 23 persuasion techniques at the text-span level in online media. The task covers five languages, namely, Arabic, Bulgarian, English, Portuguese, and Slovene, and highly-debated topics in the media, e.g., the Isreali-Palestian conflict, the Russia- Ukraine war, climate change, COVID-19, abortion, etc. A total of 23 teams registere...


Fighting methicillin-resistant staphylococcus aureus with targeted nanoparticles

Andrade, Stephanie; Ramalho, Maria J.; Santos, Sílvio Roberto Branco; Melo, Luís Daniel Rodrigues; Santos, Rita S.; Guimarães, Nuno; Azevedo, Nuno F.

Antimicrobial resistance (AMR) is considered one of the greatest threats to global health. Methicillin-resistant Staphylococcus aureus (MRSA) remains at the core of this threat, accounting for about 90% of S. aureus infections widespread in the community and hospital settings. In recent years, the use of nanoparticles (NPs) has emerged as a promising strategy to treat MRSA infections. NPs can act directly as an...


AFINA-te - a healthy lifestyle information website, online food diary and exerc...

Guimarães, Nuno; Ferro-Lebres, Vera; Ribeiro, José Carlos

Childhood obesity is according to the World health Organization one of the most concerning problems today. Educating children to a healthier lifestyle is a difficult task due to the lack of interest or concern that they demonstrate. The interes that children have in technology and the time they spent online in games or slmply surfing lhe web may be seen as an opportunity to instill knowledge about healthy eatin...

Date: 2015   |   Origin: Biblioteca Digital do IPB

AFINA-te - a healthy lifestyle information website, online food diary and exerc...

Guimarães, Nuno; Ferro-Lebres, Vera; Ribeiro, José

Childhood obesity is according to the World Health Organization one of the most concerning problems today. Educating children to a healthier lifestyle is a difficult task due to the lack of interest or concern that they demonstrate. The interest that children have in technology and the time they spent online in games or simply surfing the web may be seen as an opportunity to instill knowledge about healthy eati...

Date: 2015   |   Origin: Biblioteca Digital do IPB

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