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Publicações

2019

The role of information and communication technologies in the creation and support of touristic routes

Autores
Carvalho, A; Cunha, CR; Mendonça, V; Morais, EP;

Publicação
Proceedings of the 33rd International Business Information Management Association Conference, IBIMA 2019: Education Excellence and Innovation Management through Vision 2020

Abstract
The tourism sector has become one of the most important engines of economic growth for many countries. With the evolution of Information and Communication Technologies, new opportunities have arisen for a reengineering in the way the various tourism and hospitality industries interact with tourists. Equally, new possibilities open to the entities that vision to promote the patrimony and endogenous products of their regions. Information and Communication Technologies are today one of the most critical areas for the success of tourism and how tourist destinations can be promoted. Tourists, increasingly a digital generation, expect that the access to information and services be done in an innovative, immersive and contextualized way, through the use of technologies that are embedded in their daily lives. This article discusses the touristic routes creation process and the role of Information and Communication Technologies in the creation and support of touristic routes. Also, a technological model is presented in its conceptual perspective, as well the functional modelling of its main components and features. © 2019 International Business Information Management Association (IBIMA).

2019

Soundwalking and Algorithmic Listening

Autores
Carvalhais, M; Lee, R;

Publicação
Electronic Workshops in Computing

Abstract

2019

PERCEPTIONS AND INTENTIONS OF ADOPTING THE INTERNET OF THINGS BY GENERATION Z

Autores
Gonçalves, SC; Barbosa, B; Rocha, A;

Publicação
CBU International Conference Proceedings

Abstract
The Internet of Things (IoT) represents a new technological revolution expected to impact all aspects of our daily lives in the future. Generation Z is foreseen as playing a fundamental role in the adoption of this type of technology, namely because of their growing importance as a consumer segment, their global role in the society, and in particular their close relationship with technology. However, extant literature on the adoption of IoT disregarded this segment. This paper aims to fulfill this gap, by exploring their knowledge, perceptions, and intentions of adopting IoT. After considering the main contributions in the consumer behavior literature regarding IoT, a qualitative approach was adopted, and 7 semi-structured interviews were conducted with Portuguese consumers aged 18-22. Content analysis was performed following the recommendations by Bardin (1977). The results showed that although Generation Z is not familiar with the concept of the IoT, they expressed a strong desire to integrate IoT technology in their lives, being open to its adoption in all fields of application, including for personal use, at home, and for work. One of the conclusions is that in order to foster the IoT adoption by this Generation, the functional benefits (performance, price, comfort, and safety) should be emphasized, so that the main risks perceived are weakened, namely the financial, performance, and physical risks.

2019

Applicability study os the oedometer test to a silty sand

Autores
Paula, António Miguel; Gonçalves, José; Batista, José; Braz-César, Manuel; Freitas, Bruno Afonso;

Publicação
INTERNATIONAL CONGRESS ON ENGINEERING UNIVERSITY OF BEIRA INTERIOR – ENGINEERING FOR EVOLUTION 2019

Abstract
This paper exposes the applicability study of the oedometer test to an existing silty sand soil, from the city of Braganza, with the purpose to verify the applicability of this test to soils with fines in his composition, in a region with predominance of granite residual soils, considering that the granulometric curve of these soils are substantially different from the granulometric curves of the soils that are usually tested. For this, two types of soils were collected, namely intact samples of a silty sand, and a disturbed soil sample whose grains size distribution curve built into laboratory corresponds to a high plasticity silt. Due to the greater predominance of fines in the high plasticity silt, the mechanical behaviour of this soil, more conditioned by forces of an electrochemical nature, serves as a comparative term to the mechanical behaviour of the undisturbed samples of the silty sand, with a behaviour less dependent on these forces, thus allowing to show applicability of the test to soils with lower percentage of fines, with a more pronounced gravitational behaviour and, therefore, more atypical to the oedometer test. From the results obtained for silty sand, a high value of the immediate settlement was verified after each applied load cycle. Thus this observation, the beginning of the consolidation process demands high accurate recording of the settlement that clearly identify the time that primary consolidation begins. In this way, the implementation of the data acquisition system, allowing the correct reading of the consolidation beginning, minimizing human errors, expands the spectrum of soils existing in the region that can be study by the consolidation problematics point of view.

2019

NStackSenti: Evaluation of a Multi-level Approach for Detecting the Sentiment of Users

Autores
Sohan, MF; Rahman, SSMM; Munna, MTA; Allayear, SM; Rahman, MH; Rahman, MM;

Publicação
Communications in Computer and Information Science - Next Generation Computing Technologies on Computational Intelligence

Abstract

2019

High sensitivity strain sensor based on twin hollow microspheres

Autores
Monteiro, CS; Kobelke, J; Schuster, K; Bierlich, J; Silva, SO; Frazao, O;

Publicação
MICROWAVE AND OPTICAL TECHNOLOGY LETTERS

Abstract
A sensor based on 2 hollow core microspheres is proposed. Each microsphere was produced separately through fusion splicing and then joined. The resultant structure is a Fabry-Perot interferometer with multiple interferences that can be approximated to a 4-wave interferometer. Strain characterization was attained for a maximum of 1350 mu epsilon, achieving a linear response with a sensitivity of 3.39 +/- 0.04 pm/mu epsilon. The fabrication technique, fast and with no chemical hazards, as opposed to other fabrication techniques, makes the proposed sensor a compelling solution for strain measurements in hash environments.

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