José Almeida
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View article: INTELIGÊNCIA ARTIFICIAL NA SAÚDE DO TRABALHADOR: DESAFIOS, PERSPECTIVAS E GOVERNANÇA TECNOLÓGICA
INTELIGÊNCIA ARTIFICIAL NA SAÚDE DO TRABALHADOR: DESAFIOS, PERSPECTIVAS E GOVERNANÇA TECNOLÓGICA Open
A Inteligência Artificial (IA) tem se consolidado como uma das tecnologias mais disruptivas do século XXI, afetando de forma transversal setores produtivos, relações laborais e processos de saúde e segurança no trabalho. No campo da saúde …
View article: Senso comum:
Senso comum: Open
O presente artigo tem como objeto refletir acerca do senso comum, indagando enquanto problema de pesquisa as diferentes percepções que se tem a respeito deste. Trata-se de observar inicialmente a origem da expressão “senso comum” para, em …
View article: O Mestre Interior no De Magistro de Agostinho de Hipona
O Mestre Interior no De Magistro de Agostinho de Hipona Open
O presente artigo tem como objetivo refletir acerca do momento maior do diálogo agostiniano De Magistro (389), ou seja, sobre o Mestre Interior. Este é descrito como Aquele que habita na interioridade humana e é apto para ensinar aos que c…
View article: DESFECHOS MATERNOS E NEONATAIS DE ADMISSÕES POR DIABETES MELLITUS GESTACIONAL EM UMA MATERNIDADE PÚBLICA
DESFECHOS MATERNOS E NEONATAIS DE ADMISSÕES POR DIABETES MELLITUS GESTACIONAL EM UMA MATERNIDADE PÚBLICA Open
Objetivos: Analisar desfechos maternos e neonatais de admissões por diabetes mellitus gestacional em uma maternidade pública. Métodos: Trata-se de um estudo quantitativo retrospectivo descritivo, constituído de uma amostra de 120 portuário…
View article: LiDAR-Based Unmanned Aerial Vehicle Offshore Wind Blade Inspection and Modeling
LiDAR-Based Unmanned Aerial Vehicle Offshore Wind Blade Inspection and Modeling Open
The deployment of offshore wind turbines (WTs) has emerged as a pivotal strategy in the transition to renewable energy, offering significant potential for clean electricity generation. However, these structures’ operation and maintenance (…
View article: UAV Visual and Thermographic Power Line Detection Using Deep Learning
UAV Visual and Thermographic Power Line Detection Using Deep Learning Open
Inspecting and maintaining power lines is essential for ensuring the safety, reliability, and efficiency of electrical infrastructure. This process involves regular assessment to identify hazards such as damaged wires, corrosion, or vegeta…
View article: Oil Spill Mitigation with a Team of Heterogeneous Autonomous Vehicles
Oil Spill Mitigation with a Team of Heterogeneous Autonomous Vehicles Open
This paper presents the implementation of an innovative solution based on heterogeneous autonomous vehicles to tackle maritime pollution (in particular, oil spills). This solution is based on native microbial consortia with bioremediation …
View article: A Survey of Seafloor Characterization and Mapping Techniques
A Survey of Seafloor Characterization and Mapping Techniques Open
The deep seabed is composed of heterogeneous ecosystems, containing diverse habitats for marine life. Consequently, understanding the geological and ecological characteristics of the seabed’s features is a key step for many applications. T…
View article: TRIDENT – Technology based impact assessment tool foR sustaInable, transparent Deep sEa miNing exploraTion and exploitation: A project overview
TRIDENT – Technology based impact assessment tool foR sustaInable, transparent Deep sEa miNing exploraTion and exploitation: A project overview Open
By creating a dependable, transparent, and costeffective system for forecasting and ongoing environmental impact monitoring of exploration and exploitation activities in the deep sea, TRIDENT seeks to contribute to the sustainable exploita…
View article: Underwater measurements with UX robots; a new and available tool developed by UNEXUP
Underwater measurements with UX robots; a new and available tool developed by UNEXUP Open
The UX-2 robot of the UNEXMIN technology represents the newest generation of underwater explorers capable of operating in flooded mines and other closed underwater environments meanwhile providing geoscientific information. The technology …
View article: Microplastics in Portugal and the Atlantic Ocean (2018-2021)
Microplastics in Portugal and the Atlantic Ocean (2018-2021) Open
Microplastics are any synthetic solid particle or polymeric matrix with the size ranging from 1 µm to 5 mm. Due to their reduced size, microplastics easily enter in the trophic chain since they are misunderstood with food or adsorbed, caus…
View article: Committees
Committees Open
View article: ZONAS DE PROCESSAMENTO DE EXPORTAÇÕES CHINESAS NO BRASILCONTEXTUALIZAÇÃO, OPORTUNIDADES E DESAFIOS
ZONAS DE PROCESSAMENTO DE EXPORTAÇÕES CHINESAS NO BRASILCONTEXTUALIZAÇÃO, OPORTUNIDADES E DESAFIOS Open
The surprising Chinese growth has been highlighted around the world, even in a period of global crisis caused by Covid 19, the Chinese Gross Domestic Product (GDP) grew about 6.5% per year between 2010 and 2020.This growth combined with op…
View article: 3DupIC: An Underwater Scan Matching Method for Three-Dimensional Sonar Registration
3DupIC: An Underwater Scan Matching Method for Three-Dimensional Sonar Registration Open
This work presents a six degrees of freedom probabilistic scan matching method for registration of 3D underwater sonar scans. Unlike previous works, where local submaps are built to overcome measurement sparsity, our solution develops scan…
View article: Emergency Landing Spot Detection Algorithm for Unmanned Aerial Vehicles
Emergency Landing Spot Detection Algorithm for Unmanned Aerial Vehicles Open
The use and research of Unmanned Aerial Vehicle (UAV) have been increasing over the years due to the applicability in several operations such as search and rescue, delivery, surveillance, and others. Considering the increased presence of t…
View article: UNEXUP, a robotic exploration technology for underground flooded mines
UNEXUP, a robotic exploration technology for underground flooded mines Open
<p>UNEXUP is an EIT RawMaterials supported project (Project Number 19160) with the aim to improve and commercialize the robot-based technology developed in the H2020 UNEXMIN project (2016-2019). In UNEXMIN three underwater robot prot…
View article: Underwater Localization System Combining iUSBL with Dynamic SBL in ¡VAMOS! Trials
Underwater Localization System Combining iUSBL with Dynamic SBL in ¡VAMOS! Trials Open
Emerging opportunities in the exploration of inland water bodies, such as underwater mining of flooded open pit mines, require accurate real-time positioning of multiple underwater assets. In the mining operation scenarios, operational req…
View article: Making exploration of underground flooded mines a reality - the UNEXUP solution
Making exploration of underground flooded mines a reality - the UNEXUP solution Open
<p>The UNEXUP project, funded under EIT Raw Materials, is a direct continuation of the Horizon 2020 UNEXMIN project. While in UNEXMIN efforts were made towards the design, development and testing of an innovative exploration technolo…
View article: Atmospheric electric field in the Atlantic marine boundary layer: first results from the SAIL project
Atmospheric electric field in the Atlantic marine boundary layer: first results from the SAIL project Open
<p><span>The study of the electrical properties of the atmospheric marine boundary layer is important as the effect of natural radioactivity in driving near surface ionisation is significantly reduced over the ocean, and the co…
View article: Development of an autonomous biosampler to capture in situ aquatic microbiomes
Development of an autonomous biosampler to capture in situ aquatic microbiomes Open
The importance of planktonic microbial communities is well acknowledged, since they are fundamental for several natural processes of aquatic ecosystems. Microorganisms naturally control the flux of nutrients, and also degrade and recycle a…
View article: 3D UNDERWATER MINE MODELLING IN THE ¡VAMOS! PROJECT
3D UNDERWATER MINE MODELLING IN THE ¡VAMOS! PROJECT Open
The project Viable Alternative Mine Operating System (¡VAMOS!) develops a novel underwater mining technique for extracting inland mineral deposits in flooded open-cut mines. From a floating launch and recovery vessel a remotely-operated un…
View article: LiDAR-Based Real-Time Detection and Modeling of Power Lines for Unmanned Aerial Vehicles
LiDAR-Based Real-Time Detection and Modeling of Power Lines for Unmanned Aerial Vehicles Open
The effective monitoring and maintenance of power lines are becoming increasingly important due to a global growing dependence on electricity. The costs and risks associated with the traditional foot patrol and helicopter-based inspections…
View article: Real-time 3D Mine Modelling in the ¡VAMOS! Project
Real-time 3D Mine Modelling in the ¡VAMOS! Project Open
The project Viable Alternative Mine Operating System (¡VAMOS!) develops a new safe, clean and low visibility mining technique for excavating raw materials from submerged inland mines. During operations, the perception data of the mining ve…
View article: Unexmin: A New Concept To Sustainably Obtain Geological Information From Flooded Mines
Unexmin: A New Concept To Sustainably Obtain Geological Information From Flooded Mines Open
The UNEXMIN project is developing an autonomous robotic system that can explore and map flooded underground mines, gathering new geological data from locations that are now inaccessible for human exploration and that can be used in future …
View article: Towards a Mobile Three-dimensional Modelling System for Underground Structures
Towards a Mobile Three-dimensional Modelling System for Underground Structures Open
This paper addresses the three-dimensional modelling
\nof large scale underground galleries, such as traffic tunnels
\nand mines. This work employs techniques from mobile robotics
\nto achieve an autonomous mobile modelling system, adapted…
View article: Hyperspectral Imaging for Real-Time Unmanned Aerial Vehicle Maritime Target Detection
Hyperspectral Imaging for Real-Time Unmanned Aerial Vehicle Maritime Target Detection Open
This work address hyperspectral imaging systems use for maritime target detection using unmanned aerial vehicles. Specifically, by working in the creation of a hyperspectral real-time data processing system pipeline. We develop a boresight…
View article: Collision avoidance for safe structure inspection with multirotor UAV
Collision avoidance for safe structure inspection with multirotor UAV Open
The multirotor UAVs are being integrated into a wide range of application scenarios due to maneuverability in 3D, versatility and reasonable payload of sensors. One of the application scenarios is the inspection of structures where the hum…
View article: Unmanned Maritime Systems for Search and Rescue
Unmanned Maritime Systems for Search and Rescue Open
The development of maritime unmanned tools for search and rescue operations is not a trivial task. A great part of maritime unmanned systems developed did not target such application, being more focused on environmental monitoring, surveil…
View article: UAV cooperative perception for target detection and tracking in maritime environment
UAV cooperative perception for target detection and tracking in maritime environment Open
This paper addresses the topic of target detection and tracking using a team of UAVs for maritime border surveillance. We present a novel method on how to integrate the perception into the control loop using two distinct teams of UAVs that…
View article: STRONGMAR Summer School 2016 — Joining theory with a practical application in Underwater Archeology
STRONGMAR Summer School 2016 — Joining theory with a practical application in Underwater Archeology Open
This paper aims at presenting the STRONGMAR Summer School 2016 that took place at the Base Naval de Lisboa, of the Portuguese Navy. The STRONGMAR project ideal motivates the development of maritime and marine science research and technolog…