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Publicações

2016

Strengthening Marine and Maritime Research and Technology The STRONGMAR project

Autores
Silva, E; Martins, A; Dias, A; Matos, A; Olivier, A; Pinho, C; de Sa, FA; Ferreira, H; Silva, H; Alves, JC; Almeida, JM; Pessoa, L; Ricardo, M; Cruz, N; Dias, N; Monica, P; Jorge, P; Campos, R;

Publicação
OCEANS 2016 MTS/IEEE MONTEREY

Abstract
INESC TEC is strongly committed to become a center of excellence in maritime technology and, in particular, deep sea technology. The STRONGMAR project aims at creating solid and productive links in the global field of marine science and technology between INESC TEC and established leading research European institutions, capable of enhancing the scientific and technological capacity of INESC TEC and linked institutions, helping raising its staff's research profile and its recognition as a European maritime research center of excellence. The STRONGMAR project seeks complementarity to the TEC4SEA research infrastructure: on the one hand, TEC4SEA promotes the establishment of a unique infrastructure of research and technological development, and on the other, the STRONGMAR project intends to develop the scientific expertise of the research team of INESC TEC.

2016

Computer-aided musical orchestration using an artificial immune system

Autores
Abreu, J; Caetano, M; Penha, R;

Publicação
Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)

Abstract
The aim of computer-aided musical orchestration is to find a combination of musical instrument sounds that approximates a target sound. The difficulty arises from the complexity of timbre perception and the combinatorial explosion of all possible instrument mixtures. The estimation of perceptual similarities between sounds requires a model capable of capturing the multidimensional perception of timbre, among other perceptual qualities of sounds. In this work, we use an artificial immune system (AIS) called opt-aiNet to search for combinations of musical instrument sounds that minimize the distance to a target sound encoded in a fitness function. Opt-aiNet is capable of finding multiple solutions in parallel while preserving diversity, proposing alternative orchestrations for the same target sound that are different among themselves. We performed a listening test to evaluate the subjective similarity and diversity of the orchestrations. © Springer International Publishing Switzerland 2016.

2016

IWC Special Issue in Human Factors and Interaction Design for Critical Systems

Autores
Tu, H; Masci, P; Vincent, C; Li, KY; Thimbleby, H;

Publicação
Interacting with Computers

Abstract

2016

Assessing topic discovery evaluation measures on Facebook publications of political activists in Brazil

Autores
Pasquali, A; Canavarro, M; Campos, R; Jorge, AM;

Publicação
C3S2E

Abstract
Automatic topic detection in document collections is an important tool for various tasks. In particular, it is valuable for studying and understanding socio-political phenomena. A currently relevant example is the automatic analysis of streams of posts issued by different activist groups in the current Brazilian turmoil, through the analysis of the generated streams of texts published on the web. It is useful to determine the relative importance of the different topics identified. We can find in the literature proposals for measuring topic relevance. In this paper, we adopt two of such measures and apply them to data sets extracted from Facebook pages related to Brazilian political activism. On top of the analysis, we then carry an experimental evaluation of the human interpretability for these two measures by comparing their outcomes with the opinion of three Brazilian professionals from the field of Communication Science and media-activists.

2016

Combining NFC and 3D Mapping to Enhance the Perception of Spatial Location for the Blind

Autores
Rocha, T; Fernandes, H; Paredes, H; Barroso, J;

Publicação
UNIVERSAL ACCESS IN HUMAN-COMPUTER INTERACTION: USERS AND CONTEXT DIVERSITY, PT III

Abstract
In this paper a 3D map solution combined with a mobile phone application is presented. This solution enables blind users to perceive their spatial location from tactile stimulation, but also contextual information from a mobile application that provides this information via mobile phone, using audio. In the proposed model, 3d map sections embedding NFC technology support the application scenario described in this work.

2016

ICT-based solution approach for collaborative delivery of customised products

Autores
Shamsuzzoha, A; Toscano, C; Carneiro, LM; Kumar, V; Helo, P;

Publicação
PRODUCTION PLANNING & CONTROL

Abstract
Growing interest on business collaboration motivates today's industries, especially small and medium enterprises (SMEs) to establish and manage dynamic and non-hierarchical business networks to respond to market opportunities with added business benefits. This business environment requires concurrent work and real-time information sharing between key business partners in order to design and develop customised products. The use of traditional communication media such as e-mail, phone and fax is not satisfactory to get real-time information and is time-consuming and most often ineffective. In such environments, an Information and Communication Technology (ICT)/Web-based technology supports real-time information sharing among networked SMEs for the collaborative design and manufacturing of customised products. This study proposes an innovative ICT platform supporting SMEs collaboration, through Web and the Internet of Things technologies, which follows the Net-Challenge conceptual approach and methodological guidelines for SMEs to form and operate virtual organisations for the collaborative development and delivery of customised products. The ICT Platform was assessed in three different industry domains, namely the textile and apparel, the footwear and the machine tools, respectively. This ICT solution promotes collaboration, with substantial advantages for SMEs including the reduction of costs and delivery time and improvement of the innovation potential.

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