Search Results - "Lebre, E."
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Performance Assessment of Object Detection Models Trained with Synthetic Data: A Case Study on Electrical Equipment Detection
Published in Sensors (Basel, Switzerland) (28-06-2024)“…This paper explores a data augmentation approach for images of rigid bodies, particularly focusing on electrical equipment and analogous industrial objects. By…”
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Journal Article -
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Anthropometric profiles and age at menarche in elite group rhythmic gymnasts according to their chronological age
Published in Science & sports (01-09-2013)“…To analyse anthropometric, body composition profile, onset of menarche and training experience of young and adult elite group rhythmic gymnasts (GRG)…”
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Journal Article -
3
Re-thinking complex orebodies: Consequences for the future world supply of copper
Published in Journal of cleaner production (20-05-2019)“…The supply of copper underpins global economic growth and human development. Forecasts predict a market deficit of 600 kilotones of copper metal by 2021…”
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Journal Article -
4
International currency substitution and the demand for money in the euro area
Published in Economic modelling (01-12-2022)“…Using quarterly data for the period from 1983:Q1 until 2019:Q4, we identify a stable money demand relationship for the euro area M3, with the US long-term…”
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5
Catastrophic tailings dam failures and disaster risk disclosure
Published in International journal of disaster risk reduction (01-01-2020)“…The global mining industry produces billions of tonnes of mine tailings each year. This slurry of waste material is often contained in dams, which are among…”
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6
Will global cobalt supply meet demand? The geological, mineral processing, production and geographic risk profile of cobalt
Published in Resources, conservation and recycling (01-03-2023)“…•The currently estimated global terrestrial Co resources appear to meet the projected demand.•The Co supply risk is high since it is mainly extracted as a…”
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7
Lipid profile and redox status in high performance rhythmic female teenagers gymnasts
Published in Journal of sports medicine and physical fitness (01-12-2001)“…The aim of the present study is to evaluate the lipid profile and some parameters of oxi-redox status in a group of teenage female athletes. All gymnasts of…”
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Conceptual framework to assist in the decision-making process when planning for post-mining land-uses
Published in The extractive industries and society (01-06-2022)“…•The energy transition is prompting the closure of thermal coal mines globally.•Decisions on post-mining land-use (PMLU) are central to mine closure…”
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9
LDL peroxidation in adolescent female gymnasts
Published in Revista portuguesa de cardiologia (01-11-2000)“…Physical exercise may in vivo promote an increase of free radical formation. Low-density lipoproteins (LDL) are highly susceptible to oxidation, probably…”
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A global vulnerability analysis of displacement caused by resource development projects
Published in The extractive industries and society (01-06-2021)“…•Analysis of 270 mining induced displacement and resettlement events.•The dataset spans a 50 year period between 1969 and 2019.•An overwhelming majority (over…”
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Journal Article -
11
Antoniou Gyrator as a Tuner for Current Transformers
Published in 2023 7th International Symposium on Instrumentation Systems, Circuits and Transducers (INSCIT) (28-08-2023)“…In field applications, leakage current in high-voltage insulators is usually acquired by using current transformers (CT). Due to the multifrequency nature of…”
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Conference Proceeding -
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Current Transformer-Based System for Measuring Leakage Current
Published in 2023 7th International Symposium on Instrumentation Systems, Circuits and Transducers (INSCIT) (28-08-2023)“…Insulators are crucial components in high-voltage electrical systems, and their failure can result in substantial economic losses exceeding acquisition and…”
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Conference Proceeding -
13
A Simple Model for Dirt Deposition Classification in Insulators Based on Visible Spectrum Images
Published in 2023 7th International Symposium on Instrumentation Systems, Circuits and Transducers (INSCIT) (28-08-2023)“…In electrical plants, insulators suffer natural dirt deposition, which may eventually lead to electrical discharges, which can be avoided by the (costly)…”
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Conference Proceeding -
14
Indicators to evaluate environmental, social, and economic sustainability: A proposal for the Brazilian oil industry
Published in The Oil & gas journal (12-05-2003)“…Terms such as sustainable development, sustainable growth, and sustainable consumption are today used to present a new view of economic and social progress…”
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