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Publications

2021

Carrots or Sticks: Which Policies Matter the Most in Sustainable Resource Management?

Authors
Costa, J;

Publication
RESOURCES-BASEL

Abstract
Green growth has resulted from resource management, setting the speed for sustainable development. Eco-innovations are essential for the improvement of a firm's performance with societal gains, demanding special attention from policy makers. This paper deals with the effect of policy actions on the enhancement of eco-innovation adoption. The Community Innovation Survey (CIS) 2012-2014 is used to estimate the impact of 'carrots' and 'sticks' on innovations with ecological benefits. In addition, the impact of a firm's structural characteristics in ecological strategies is investigated. Regulations and taxes enhance eco-innovation, but grants are only relevant in the case of eco-innovations with external benefits. The firm dimension and non-technological innovation also increase the eco-innovation propensity. Embedding policy actions with environmental concerns will enhance social responsibility and promote resource preservation, providing waste as an economic value. The purpose of this paper is twofold. First, it aims to appraise the effectiveness of the different policy instruments applied in the adoption of innovation with ecological benefits with both internal and external benefits. Secondly, it aims to identify which firm characteristics determine these managerial strategies. Hopefully, light will be cast on the topic so that public and private decision-makers will be given recommendations for policy package design working towards smart and green growth.

2021

Operational Research

Authors
Relvas, S; Almeida, JP; Oliveira, JF; Pinto, AA;

Publication
Springer Proceedings in Mathematics & Statistics

Abstract

2021

Comprehensive Perspective for Lung Cancer Characterisation Based on AI Solutions Using CT Images

Authors
Pereira, T; Freitas, C; Costa, JL; Morgado, J; Silva, F; Negrao, E; de Lima, BF; da Silva, MC; Madureira, AJ; Ramos, I; Hespanhol, V; Cunha, A; Oliveira, HP;

Publication
JOURNAL OF CLINICAL MEDICINE

Abstract
Lung cancer is still the leading cause of cancer death in the world. For this reason, novel approaches for early and more accurate diagnosis are needed. Computer-aided decision (CAD) can be an interesting option for a noninvasive tumour characterisation based on thoracic computed tomography (CT) image analysis. Until now, radiomics have been focused on tumour features analysis, and have not considered the information on other lung structures that can have relevant features for tumour genotype classification, especially for epidermal growth factor receptor (EGFR), which is the mutation with the most successful targeted therapies. With this perspective paper, we aim to explore a comprehensive analysis of the need to combine the information from tumours with other lung structures for the next generation of CADs, which could create a high impact on targeted therapies and personalised medicine. The forthcoming artificial intelligence (AI)-based approaches for lung cancer assessment should be able to make a holistic analysis, capturing information from pathological processes involved in cancer development. The powerful and interpretable AI models allow us to identify novel biomarkers of cancer development, contributing to new insights about the pathological processes, and making a more accurate diagnosis to help in the treatment plan selection.

2021

Balancing the Formal and the Informal in User-centred Design

Authors
Harrison, MD; Masci, P; Campos, JC;

Publication
INTERACTING WITH COMPUTERS

Abstract
This paper explores the role of formal methods as part of the user-centred design of interactive systems. An iterative process is described, developing prototypes incrementally, proving user-centred requirements while at the same time evaluating the prototypes that are executable forms of the developed models using 'traditional' techniques for user evaluation. A formal analysis complements user evaluations. This approach enriches user-centred design that typically focuses understanding on context and producing sketch designs. These sketches are often non-functional (e.g. paper) prototypes. They provide a means of exploring candidate design possibilities using techniques such as cooperative evaluation. This paper describes a further step in the process using formal analysis techniques. The use of formal methods provides a systematic approach to checking plausibility and consistency during early design stages, while at the same time enabling the generation of executable prototypes. The technique is illustrated through an example based on a pill dispenser.

2021

Digital Platforms as Enablers of Smart Product-Service Systems

Authors
Silva, H; Soares, AL;

Publication
SMART AND SUSTAINABLE COLLABORATIVE NETWORKS 4.0 (PRO-VE 2021)

Abstract
The impact of digital technologies in manufacturing organizations has been felt for decades. Servitization processes themselves have developed from the traditional Product-Service Systems (PSS) toward new business models infused with digital technologies, paving the way to smart PSS. There is, however, a lack of understanding of how digital platforms (DP) can be leveraged for the offering of smart service offerings. In this paper, we highlight how the emergence of DP traces the evolution of PSS and highlight how a platform-based modular architecture can serve as the reference infrastructure for organizations to deliver smart and highly customized products and services. The architecture of the Transformer 4.0 platform is used to demonstrate how DP can serve as orchestrators for an ecosystem of digital twin-driven smart PSS.

2021

First IEEE PELS Students and Young Professionals Symposium [Society News]

Authors
Brandao de Freitas, N;

Publication
IEEE Power Electronics Magazine

Abstract

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