22 documents found, page 1 of 3

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Social sensing and human in the loop profiling during pandemics: the Vitoria ap...

Fernandes, J.; Silva, J. Sá; Rodrigues, A.; Boavida, F.; Gaspar, R.; Godinho, C.; Francisco, R.

As the number of smart devices that surround us increases, so do the opportunities to leverage them to create socially- and context-aware systems. Smart devices can be used for better understanding human behaviour and its societal implications. As an example of a scenario in which the role of socially aware systems is crucial, consider the SARS-CoV-2 pandemic. In this paper we present an innovative Humanin-The-...


Non-viral delivery of CRISPR/Cas9 DNA for gene editing via multivalent cationic...

Sousa, Diana Andrade; Gaspar, R.; Ferreira, C. J. O.; Baltazar, Fátima; Silva, B. F. B.; Rodrigues, L. R.

[Excerpt] Introduction: CRISPR/Cas9 gene editing technology has revolutionized medical research by opening new therapeutic possibilities for disease treatment such as cancer, cardiovascular, neuronal and immune disorders [1]. Even with the emergence of this technology, the lack of clinically viable delivery systems continues to hinder CRISPR therapeutic applications. Viral vectors have been sucessfully used for...


Spotting intruders: Species distribution models for managing invasive intertida...

Blanco, A.; Larrinaga, A.R.; Neto, J.M.; Troncoso, J.; Méndez, G.; Domínguez-Lapido, P.; Ovejero, A.; Pereira, L.; Mouga, T.; Gaspar, R.; Martínez, B.

Invasive macroalgae represent one of the major threats to marine biodiversity, ecosystem functioning and structure, as well as being important drivers of ecosystem services depletion. Many such species have become well established along the west coast of the Iberian Peninsula. However, the lack of information about the distribution of the invaders and the factors determining their occurrence make bioinvasions a...

Date: 2021   |   Origin: IC-online


Motives, frequency and attitudes toward emoji and emoticon use

Prada, M.; Rodrigues, D. L.; Garrido, M. V.; Lopes, D.; Cavalheiro, B.; Gaspar, R.

Electronic Mediated Communication (EMC) has become highly prevalent in our daily lives. Many of the communication formats used in EMC are text-based (e.g., instant messaging), and users often include visual paralinguistic cues in their messages. In the current study, we examined the usage of two of such cues - emoji and emoticons. Specifically, we compared self-reported frequency of use, as well as attitudes (6...

Date: 2018   |   Origin: Repositório ISCTE

Lisbon Emoji and Emoticon Database (LEED): norms for emoji and emoticons in sev...

Rodrigues, D.; Prada, M.; Gaspar, R.; Garrido, M. V.; Lopes, D.

The use of emoticons and emoji is increasingly popular across a variety of new platforms of online communication. They have also become popular as stimulus materials in scientific research. However, the assumption that emoji/emoticon users’ interpretations always correspond to the developers’/researchers’ intended meanings might be misleading. This article presents subjective norms of emoji and emoticons provid...

Date: 2018   |   Origin: Repositório ISCTE

Beyond positive or negative: qualitative sentiment analysis of social media rea...

Gaspar, R.; Pedro, C.; Panagiotopoulos, P.; Seibt, C.

Sentiment analysis techniques are increasingly used to grasp reactions from social media users to unexpected and potentially stressful social events. This paper argues that, alongside assessments of the affective valence of social media content as negative or positive, there is a need for a deeper understanding of the context in which reactions are expressed and the specific functions that users' emotional stat...

Date: 2016   |   Origin: Repositório ISCTE

Consumers’ avoidance of information on red meat risks: information exposure eff...

Gaspar, R.; Luís, S.; Seibt, C.; Lima, M. L.; Marcu, A.; Rutsaert, P.; Fletcher, D.; Verbeke, W.; Barnett, J.

In accordance with cognitive dissonance theory, individuals generally avoid information that is not consistent with their cognitions, to avoid psychological discomfort associated with tensions arising from contradictory beliefs. Information avoidance may thus make risk communication less successful. To address this, we presented information on red meat risks to red meat consumers. To explore information exposur...

Date: 2016   |   Origin: Repositório ISCTE

Energy efficiency and appliance’s characteristics considered prior to purchase:...

Gaspar, R.; Antunes, D.

This paper reports country differences in the consumer’s most considered characteristics when choosing electrical appliances, including the energy efficiency aspect. A survey was performed to store customers from 7 countries: Ireland; Germany; Portugal; Greece; Poland; Spain; Italy. Results showed consistency between countries in the top three characteristics considered: cost; quality; a balance between price a...

Date: 2016   |   Origin: Repositório ISCTE

Crisis as seen by the individual: the Norm Deviation Approach

Gaspar, R.; Barnett, J.; Seibt, B.

This paper presents a conceptual proposal applied to social, environmental and health crisis appraisal and coping: the Norm Deviation Approach. It is focused on the individual level and its interaction with the context within which a threat (or threats) has emerged. Thus far our understanding of the psychosocial processes that occur at the individual level during crises is a clear lacuna in the risk and crisis ...

Date: 2015   |   Origin: Repositório ISCTE

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