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Identifying representative days of solar irradiance and wind speed in Brazil using machine learning techniques

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Energy and AI 2024年第1期15卷 151-170页

作者： rafaela Ribeiro Bruno Fanzeres Industrial Engineering Department Pontifical Catholic University of Rio de Janeiro(PUC-Rio)22451-900Rio de JaneiroRJBrazil

The investment levels in electricity production capacity from variable Renewable Energy Sources have substantially grown in Brazil over the last decades,following the worldwide-seeking-goal of a carbon-neutral economy and the country’s incentives in diversifying its generation *** a long-term perspective,the current non-storable capability of renewable energy sources requires an adequate uncertainty characterization over the *** this context,the main objective of this work is to provide a thorough descriptive analytics of the time-linked hourly-based daily dynamics of wind speed and solar irradiance in the main resourceful regions of *** on unsupervised Machine Learning methods,we focus on identifying similar days over the years,Representative Days,that can depict the fundamental underlying behaviour of each *** analysis is based on a historical dataset of different sites with the highest potential and installed capacity of each source spread over the country:three in the Northeast and one in the South Regions,for wind speed;and three in the Northeast and one in the Southeast Regions,for solar *** use two Partitioning Methods(𝐾-Means and𝐾-Medoids),the Hierarchical Ward’s Method,and a Model-Based Method(Self-Organizing Maps).We identified that wind speed and solar irradiance can be effectively represented,respectively,by only two representative days,and two or three days,depending on the region and method(segments data with respect to the intensity of each source).Analysis with higher Representative Days highlighted important hidden patterns such as different wind speed modulations and solar irradiance peak-hours along the days.

关键词： Partitioning clustering methods Hierarchical clustering methods Model-based clustering methods Representative days Solar irradiance Wind speed

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迷失丛林 Sonora鸡尾酒吧

室内设计与装修 2025年第1期 148-149页

作者：无 Ricard Fabregat rafaela Aranzaens Michele Soares Yesica Pena Maria di Bello Adria Goula(摄影) 夏花(编译) EL EQUIPO CREATIVO 不详

Sonora鸡尾酒吧位于阿姆斯特丹Nhow酒店的顶层。其三角形的布局让空间更显紧凑,由OMA建筑事务所及建筑师RemKoolhaas设计的落地玻璃幕墙,提供了欣赏阿姆斯特丹新区壮丽景观的机会。设计师面临的挑战在于,要如何让鸡尾酒吧在与这些美景... 详细信息

Sonora鸡尾酒吧位于阿姆斯特丹Nhow酒店的顶层。其三角形的布局让空间更显紧凑,由OMA建筑事务所及建筑师RemKoolhaas设计的落地玻璃幕墙,提供了欣赏阿姆斯特丹新区壮丽景观的机会。设计师面临的挑战在于,要如何让鸡尾酒吧在与这些美景的竞争中脱颖而出。

关键词：建筑事务所玻璃幕墙阿姆斯特丹鸡尾酒建筑师三角形酒店

Phenolic profile and biological potential of Endopleura uchi extracts

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Asian Pacific Journal of Tropical Medicine 2015年第11期8卷 870-878页

作者： Luis R.Silva rafaela Teixeira CICS-UBI-Centro de Investigacao em Ciencias da Saude.Universidale da Beira Interior Av.Infante D.Henrique.6201-506.Corilha.Portugal Instituto Politecnico de Castelo Branco Escola Superior de Saude Dr Lopes DiasArenido do EmpresarioCampus da Talagueira6000-767Castelo BrancaPortugal LEPABE Departamento de Engenharia QuimicaFaculdade de Engenharia.Universidade do PortoRua Dr.Roberto Friass/n4200-465 PortoPortugal REQUIMTE/Laboratorio de Farmacognosia Departamento de QuimicaFaculdade de FarmaciaUniversidade do Porto.Rua de Jorge Viterbo Ferreira228.4050-313 PortoPortugal

Objective:To improve the knowledge on the metabolite composition of Endopleura uchi bark,concerning phenolic compounds,and to evaluate some of its biological capacities for further possible exploitation in food and pharmaceutical industries associated to their healthpromoting ***:Two different extracts(infusion and hydroethanolic) were studied concerning phenolic composition and biological ***:Five compounds were determined by HPLC-DAD,being bergenin the major *** general way,infusion presents a greater richness in these *** antioxidant,***,α-glucosidase and antibacterial activity were checked by in vitro assays.A dose-dependent response was noticed against DPPH,superoxide and nitric oxide radicals,acetylcholinesterase,butyrylcholinesterase and against α-glucosidase inhibitory *** capacity of both extracts was investigated against Gram-positive and Gramnegative bacteria,being more effective against the first *** concentrations of infusion extract tested here revealed that is non-toxic for intestinal(Caco-2) cells ***:The results suggest that the extracts of Endopleura uchi may be interesting for incorporating in pharmaceutical preparations for human health,since it can suppress hyperglycaemia and inhibit cholinesteases,and or as food additive due to its antiradical and antibacterial activities.

关键词： Endopleura uchi Bark Phenolic compounds Anti-diabe

Behavior of materials for earth and rockfill dams:Perspective from unsaturated soil mechanics

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Frontiers of Structural and Civil Engineering 2010年第1期4卷 1-39页

作者： Eduardo E.ALONSO rafaela CARDOSO Universidad Politécnica de Cataluña BarcelonaSpain Instituto Superior Técnico LisbonPortugal

The basis of the design of earth and rockfill dams is focused on ensuring the stability of the structure under a set of conditions expected to occur during its *** mechanical and hydraulic conditions must be considered since pore pressures develop during construction,after impoundment and in *** instability phenomena caused by transient flow and internal erosion must be *** prediction of the hydromechanical behavior of traditional and non-traditional materials used in the construction of dams is therefore *** materials used for dam’s construction cover a wide range from clayey materials to *** a broad sense they are compacted materials and therefore unsaturated materials.A summary of the current level of knowledge on the behavior of traditional materials used in the construction of dams is presented in the *** compacted materials(with a significant clay fraction),rockfill and compacted soft rocks are studied with more *** latter are non-traditional *** are analysed because their use,as well as the use of mixtures of soil and rock,is becoming more necessary for sustainability reasons.

关键词： dams unsaturated soil mechanics suction rockfill clayey soil mixture

Mercury in aquatic fauna contamination:A systematic review on its dynamics and potential health risks

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Journal of Environmental Sciences 2019年第10期31卷 205-218页

作者： Paloma de Almeida Rodrigues rafaela Gomes Ferrari Luciano Neves dos Santos Carlos Adam Conte Junior Molecular and Analytical Laboratory Center Department of Food TechnologyFaculty of VeterinaryUniversidade Federal FluminenseNiteróiBrazil Chemistry Institute Food Science ProgramUniversidade Federal do Rio de JaneiroRio de JaneiroBrazil National Institute of Health Quality Control Fundacaeo Oswaldo CruzRio de JaneiroBrazil Laboratory of Theoretical and Applied Ichthyology Department of Ecology and Marine ResourcesUniversidade Federal do Estado do Rio de JaneiroRio de JaneiroBrazil

Mercury is an important pollutant,released into aquatic ecosystems both naturally and by anthropogenic *** element is transferred to aquatic organisms in different ways,causing potential health *** addition,mercury can be accumulated by humans,especially through the consumption of contaminated *** systematic review aims to present mercury pathways,the major routes through which this element reaches the aquatic environment and its transformations until becoming available to living animals,leading to bioaccumulation and biomagnification *** key biotic and abiotic factors affecting such processes,the impact of mercury on animal and human health and the issue of seafood consumption as a source of chronic mercury contamination are also addressed.A total of 101 articles were retrieved from a standardized search on three databases(PubMed,Emabse,and Web of Science),in addition to 28 other studies not found on these databases but considered fundamental to this review(totaling 129 articles).Both biotic and abiotic factors display fundamental importance in mediating mercurial dynamics,i.e.,muscle tropism,and salinity,***,mercurial contamination in aquatic environments affects animal health,especially the risk of extinction species and also on human health,with methylmercury the main mercury species responsible for acute and chronic symptomatology.

关键词： Mercury levels Seafood Methylmercury Public health Aquatic environment

Combined liver-kidney transplantation for rare diseases

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World Journal of Hepatology 2020年第10期12卷 722-737页

作者： Mladen Knotek rafaela Novak Alemka Jaklin-Kekez Anna Mrzljak Department of Medicine Tree Top HospitalHulhumale 23000Maldives Department of Medicine Merkur University HospitalZagreb 10000Croatia School of Medicine University of ZagrebZagreb 10000Croatia Clinic for Pediatric Diseases Helena Zagreb 10000Croatia

Combined liver and kidney transplantation(CLKT)is indicated in patients with failure of both organs,or for the treatment of end-stage chronic kidney disease(ESKD)caused by a genetic defect in the *** aim of the present review is to provide the most up-to-date overview of the rare conditions as indications for *** are major indications for CLKT in ***,in some of them(e.g.,atypical hemolytic uremic syndrome or primary hyperoxaluria),CLKT may be required in adults as *** hyperoxaluria is divided into three types,of which type 1 and 2 lead to *** has been proven effective in renal function replacement,at the same time preventing recurrence of the *** is associated with liver fibrosis in 5%of cases and these patients are candidates for *** alpha 1-antitrypsin deficiency,hereditary C3 deficiency,lecithin cholesterol acyltransferase deficiency and glycogen storage diseases,glomerular or tubulointerstitial disease can lead to chronic kidney *** transplantation as a part of CLKT corrects underlying genetic and consequent metabolic *** atypical hemolytic uremic syndrome caused by mutations in the genes for factor H,successful CLKT has been reported in a small number of ***,for this indication,CLKT has been largely replaced by eculizumab,an anti-C5 *** has been well established to provide immune protection of the transplanted kidney against donor-specific antibodies against class I HLA,facilitating transplantation in a highly sensitized recipient.

关键词： Combined liver-kidney transplantation Methylmalonic aciduria Hereditary complement C3 deficiency Glycogen storage diseases Homozygous protein C deficiency Primary hyperoxaluria Atypical hemolytic uremic syndrome Sensitization Donorspecific antibodies

3D bioprinting-a model for skin aging

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Regenerative Biomaterials 2023年第1期10卷 1212-1221页

作者： Ryeim B.Ansaf Rachel Ziebart Hemanth Gudapati rafaela Mayumi Simoes Torigoe Stella Victorelli Joao Passos Saranya P.Wyles Department of Biology Colorado State University PuebloPuebloCO 81001USA Mayo Clinic Alix School of Medicine RochesterMN 55905USA Mayo Clinic Department of Dermatology RochesterMN 55905USA Mayo Clinic Graduate School of Biomedical Sciences RochesterMN 55905USA Mayo Clinic Department of Physiology and Biomedical Engineering RochesterMN 55905USA Mayo Clinic Robert and Arlene Kogod Center on Aging RochesterMN 55905USA

Human lifespan continues to extend as an unprecedented number of people reach their seventh and eighth decades of life,unveiling chronic conditions that affect the older ***-related skin conditions include senile purpura,seborrheic keratoses,pemphigus vulgaris,bullous pemphigoid,diabetic foot wounds and skin *** methods of drug testing prior to clinical trials require the use of pre-clinical animal models,which are often unable to adequately replicate human skin ***,a reliable model for aged human skin is *** current challenges in developing an aged human skin model include the intrinsic variability in skin architecture from person to *** ideal skin model would incorporate innate functionality such as sensation,vascularization and *** advent of 3D bioprinting allows us to create human skin equivalent for use as clinical-grade surgical graft,for drug testing and other *** this review,we describe the process of human skin aging and outline the steps to create an aged skin model with 3D bioprinting using skin cells(***,fibroblasts and melanocytes).We also provide an overview of current bioprinted skin models,associated limitations and direction for future research.

关键词： 3D bioprinting skin aging bioink regeneration

Bifid pancreatic tail as cause of acute pancreatitis

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Hepatobiliary & Pancreatic Diseases International 2018年第5期17卷 480-481页

作者： Hanna rafaela Ferreira Dalla Pria Rafael Andrade Santiago Fernanda Garozzo Velloni Giuseppe D’ippolito Department of Imaging Universidade Federal de Sao PauloSao PauloBrazil Diagnos ticos da Ametica S.A.DASA. Sao PauloBrazil Grupo Fleury Sao PauloBrazil

To the Editor:Wepresentacaseofa22-year-oldwomanwithrecurrent episodes of acute pancreatitis. The patient had no known risk factors such as history of alcoholism, smoking, pre-existing medical conditions, family member... 详细信息

关键词： pre-existing medicall dilatation or cholelithiasis

Ontogenetic niche specialization of the spider crab Libinia ferreirae associated with the medusa Lychnorhiza lucerna

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Current Zoology 2022年第5期68卷 549-559页

作者： Geslaine rafaela Lemos Gonçalves Milena Regina Wolf Mariana Antunes Felipe Wanderley Amorim Maria Lucia Negreiros-Fransozo Antonio Leão Castilho Group of Studies on Crustacean Biology Ecology and Culture-NEBECCBiosciences InstituteSão Paulo State UniversityBotucatuSP 18618-689Brazil and Laboratory of Pollination Ecology and Interactions-LEPI Biosciences InstituteSão Paulo State UniversityBotucatuSP 18618-689Brazil

Symbiotic relationships in marine environments are not fixed and can change throughout the animal’s *** study investigated the ontogeny of symbiosis of the spider crab Libinia ferreirae with the host medusa Lychnorhiza *** described the type of relationship,the temporal correlation among species,and food *** than 50%of the sampled crabs were symbionts,most in early life *** highest number of crabs found in a single medusa was *** was observed throughout most of the year but was more evident in warm *** crab has many benefits in this relationship with a *** is the use of food resources captured by the medusa,primarily *** the crab steals the medusa’s food,it is a kleptoparasitic *** is a niche partition between symbiont and the free-living crabs as they occupy different habitats and use nonoverlapping food *** research reported that symbiosis first developed during the crab’s last larval phase(megalopa)when crab and medusa are in the same *** of the crab’s behavior shows that symbiosis occurs when the crab can grab to the medusa when the host touches the sea *** crab also took advantage of water currents,releasing itself from the substrate and then drifting toward the *** symbiotic relationship that crabs have with the medusa provides then with a nursery,food resources,shelter,dispersion,and decreased competition with free-living adult crabs,all essential for the crab’s survival.

关键词： behavior development kleptoparasitism megalopa niche segregation