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Suboptimal Feature Selection Techniques for Effective Malicious Traffic Detection on Lightweight Devices

Computer Modeling in Engineering & Sciences 2024年第8期140卷 1669-1687页

作者： so-Eun Jeon Ye-sol Oh Yeon-Ji lee il-Gu lee Department of Future Convergence Technology Engineering Sungshin Women’s UniversitySeoul02844Korea Department of Convergence Security Engineering SungshinWomen’s UniversitySeoul02844Korea

With the advancement of wireless network technology,vast amounts of traffic have been generated,and malicious traffic attacks that threaten the network environment are becoming increasingly *** signature-based detection methods,static analysis,and dynamic analysis techniques have been previously explored for malicious traffic detection,they have limitations in identifying diversified malware traffic *** research has been focused on the application of machine learning to detect these ***,applying machine learning to lightweight devices like ioT devices is challenging because of the high computational demands and complexity involved in the learning *** this study,we examined methods for effectively utilizing machine learning-based malicious traffic detection approaches for lightweight *** introduced the suboptimal feature selection model(SFSM),a feature selection technique designed to reduce complexity while maintaining the effectiveness of malicious traffic *** performance was evaluated on various malicious traffic,benign,exploits,and generic,using the UNSW-NB15 dataset and SFSM sub-optimized hyperparameters for feature selection and narrowed the search scope to encompass all *** improved learning performance while minimizing complexity by considering feature selection and exhaustive search as two steps,a problem not considered in conventional *** experimental results showed that the detection accuracy was improved by approximately 20%compared to the random model,and the reduction in accuracy compared to the greedy model,which performs an exhaustive search on all features,was kept within 6%.Additionally,latency and complexity were reduced by approximately 96%and 99.78%,respectively,compared to the greedy *** study demonstrates that malicious traffic can be effectively detected even in lightweight device *** verified the possibility of detecting various attack

关键词： Feature selection lightweight device machine learning internet of Things malicious traffic

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Factors affecting length of stay according to bronchopulmonary dysplasia severity:a nationwide cohort study in Korea

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World Journal of Pediatrics 2024年第5期20卷 470-480页

作者： Hye Mi lee Jeongmin Shin Sae Yun Kim so Young Kim Department of Pediatrics College of MedicineThe Catholic University of KoreaSeoulRepublic of Korea Department of Pediatrics Yeouido St.Mary’s HospitalCollege of MedicineThe Catholic University of Korea1063-roYeongdeungpo-guSeoul07345Republic of Korea

Background Longer hospitalizations for preterm infants with bronchopulmonary dysplasia(BPD)delay developmental outcomes,increase the risk for hospital-acquired complications,and exert a substantial so.ioeconomic *** study aimed to identify factors asso.iated with an extended length of stay(LOS)at different levels of severity of *** A cohort study was conducted using the Korean Neonatal Network registry of very low birth weight infants with BPD between 2013 and 2017 through retrospective *** A total of 4263 infants were diagnosed with *** mild BPD,infants requiring surgical treatment for patent ductus arteriosus needed a longer LOS[eadjustedβcoefficients(adjβ)1.041;95%confidence interval(Ci):0.01–0.08]and hydrocephalus(eadjβ1.094;95%Ci 0.01–0.17).in moderate BPD,infants administered steroids or with intraventricular hemorrhage required a longer LOS(eadjβ1.041;95%Ci 0.00–0.07 and eadjβ1.271;95%Ci 0.11–0.38,respectively).in severe BPD,infants with comorbidities required a longer LOS:pulmonary hypertension(eadjβ1.174;95%Ci 0.09–0.23),administrated steroid for BPD(eadjβ1.116;95%Ci 0.07–0.14),sepsis(eadjβ1.062;95%Ci 0.01–0.11),patent ductus arteriosus requiring surgical ligation(eadjβ1.041;95%Ci 0.00–0.08),and intraventricular hemorrhage(eadjβ1.016;95%Ci 0.05–0.26).Additionally,the higher the clinical risk index score,the longer the LOS needed for infants in all *** The factors affecting LOS differed according to the severity of *** approaches to reducing LOS may be devised using knowledge of the various risk factors affecting LOS by BPD severity.

关键词： Bronchopulmonary dysplasia Length of stay Very low birth weight

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Unraveling the role of METTL14 in metabolic dysfunction-asso.iated fatty liver disease:insights and therapeutic implications

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Signal Transduction and Targeted Therapy 2024年第5期9卷 1781-1783页

作者： so Jung Kim Jeongeun Hyun institute of Tissue Regeneration Engineering(iTREN) Dankook UniversityCheonanRepublic of Korea Department of Nanobiomedical Science and BK21 PLUS NBM Global Research Center for Regenerative Medicine Dankook UniversityCheonanRepublic of Korea Mechanobiology Dental Medicine Research Center College of DentistryDankook UniversityCheonanRepublic of Korea

The recent article published in Signal Transduction and Targeted Therapy sheds light on the significance of N6-methyladenosine(m6A)methyltransferase-like protein METTL14 in mitigating the progression of metabolic dysfunction-asso.iated fatty liver disease(MAFLD).1 in this study,Wang et *** the downregulation of METTL14 in hepatocytes from both MAFLD patients and high-fat diet(HFD)-induced MAFLD mouse models,underscoring its pivotal role in maintaining hepatic lipid and redox homeostasis in normal livers.

关键词： liver homeostasis al.

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Spray,droplet evaporation,combustion,and emission characteristics of future transport fuels for compression-ignition engines:A review

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Journal of Traffic and Transportation Engineering(English Edition) 2024年第4期11卷 575-613页

作者： Leang so Khuong Nozomu Hashimoto Osamu Fujita Division of Mechanical and Aerospace Engineering Faculty of EngineeringHokkaido UniversitySapporo 060-8628Japan Faculty of Automotive Engineering National Polytechnic Institute of CambodiaPhnom Penh 120901Cambodia

This review examines the potential of hydrogen,ammonia,and biodiesel as alternative fuels,focusing on spray dynamics,droplet evaporation,combustion,and *** offers superior combustion characteristics but faces challenges in NO_(x)*** like nonpremixed direct injection,increased intake boost pressure,and low-pressure EGR are suggested for robust hydrogen combustion in compression-ignition *** of hydrogen start of injection(soi)and water injection(Wi)are identified as effective techniques for reducing NO_(x)*** shows inferior combustion and higher NO_(x)and unburned NH_(3)emissions in the same conditions as conventional fuels with conventional *** ammonia spray and evaporation conditions is significant for optimizing an ammonia-air mixture and minimizing wall impingement and ammonia trap in the crevice,thereby improving combustion and emission *** intake pressure,injection pressure,and EGR rate,employing a turbulent jet,and preheating ammonia improve efficiency and reduce NO_(x)*** ammonia combustion requires the implementation of after-treatment systems such as NH_(3)adsorber and De NO_(x)catalysts to mitigate unburned NH_(3)and NO_(x)*** affects the fuel supply system,combustion,and emission characteristics according to its viscosity and *** injection pressure and blending with volatile fuels enhance spray and *** biodiesel preheating temperatures for the injection pump and injector are crucial for achieving the best pump capacity and spray *** utilizing biodiesel-PODE blends and investigating low-temperature biodiesel combustions,there is potential to improve thermal efficiency and PMNO_(x)***,carbon-neutral fuel adoption should be accelerated to mitigate CO_(2)emissions,highlighting the importance of combustion techniques and emissions reduction strategies.

关键词： Carbon-neutral fuels Spray formation Droplet evaporation injection strategies Combustion efficiency Emission reduction

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A core scientific problem in the treatment of central nervous system diseases:newborn neurons

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Neural Regeneration Research 2024年第12期19卷 2588-2601页

作者： Peng Hao Zhaoyang Yang Kwok-Fai so Xiaoguang Li Department of Neurobiology School of Basic Medical SciencesCapital Medical UniversityBeijingChina Guangdong-HongKong-Macao institute of CNS Regeneration Ministry of Education CNS Regeneration Collaborative Joint LaboratoryJinan UniversityGuangzhouGuangdong ProvinceChina Bioland Laboratory(Guangzhou Regenerative Medicine and Health Guangdong Laboratory) GuangzhouGuangdong ProvinceChina Department of Ophthalmology and State Key Laboratory of Brain and Cognitive Sciences The University of Hong KongHong Kong Special Administration RegionChina Center for Brain Science and Brain-inspired intelligence Guangdong-Hong Kong-Macao Greater Bay AreaGuangzhouGuangdong ProvinceChina Co-innovation Center of Neuroregeneration Nantong UniversityNantongJiangsu ProvinceChina Department of Biomedical Engineering School of Biological Science and Medical EngineeringBeihang UniversityBeijingChina

it has long been asserted that failure to recover from central nervous system diseases is due to the system's intricate structure and the regenerative incapacity of adult *** over recent decades,numerous studies have established that endogenous neurogenesis occurs in the adult central nervous system,including humans'.This has challenged the long-held scientific consensus that the number of adult neurons remains constant,and that new central nervous system neurons cannot be created or ***,we present a comprehensive overview of the alterations and regulatory mechanisms of endogenous neurogenesis following central nervous system injury,and describe novel treatment strategies that to rget endogenous neurogenesis and newborn neurons in the treatment of central nervous system *** nervous system injury frequently results in alterations of endogenous neurogenesis,encompassing the activation,proliferation,ectopic migration,diffe rentiation,and functional integration of endogenous neural stem *** of the unfavorable local microenvironment,most activated neural stem cells diffe rentiate into glial cells rather than ***,the injury-induced endogenous neurogenesis response is inadequate for repairing impaired neural *** have attempted to enhance endogenous neurogenesis using various strategies,including using neurotrophic factors,bioactive materials,and cell reprogramming *** alone or in combination,these therapeutic strategies can promote targeted migration of neural stem cells to an injured area,ensure their survival and diffe rentiation into mature functional neurons,and facilitate their integration into the neural *** can integration re plenish lost neurons after central nervous system injury,by improving the local *** regulating each phase of endogenous neurogenesis,endogenous neural stem cells can be harnessed to promote effective regeneration of newborn ***

关键词： bioactive materials brain trauma endogenous neurogenesis hippocampal dentate gyrus neural stem cells neurotrophic factors newborn neurons spinal cord injury stroke subventricular zone

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无绝缘REBCO饼型线圈变形引起的特性电阻变化

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Acta Mechanica Sinica 2024年第4期40卷 21-26页

作者： so Noguchi Hokkaido University Kita 14 Nishi 9Kita-kuSapporo060-0814Japan

近年来稀土钡铜氧化物(REBCO)饼型线圈在高磁场产生中的变形引起了人们的关注.一些考虑线圈变形的电流模拟显示了线圈变形可能影响屏蔽电流分布的可能性.屏蔽电流会产生强大的电磁力,对REBCO饼型线圈造成机械损伤.然而,线圈变形也可能... 详细信息

近年来稀土钡铜氧化物(REBCO)饼型线圈在高磁场产生中的变形引起了人们的关注.一些考虑线圈变形的电流模拟显示了线圈变形可能影响屏蔽电流分布的可能性.屏蔽电流会产生强大的电磁力,对REBCO饼型线圈造成机械损伤.然而,线圈变形也可能影响无绝缘(Ni)REBCO饼型线圈的接触电阻,通常称为“特性电阻”.Ni特性电阻是Ni REBCO饼型线圈稳定性的一个重要因素.因此,有必要研究随着线圈形状变形的Ni接触电阻.本文展示了外部场充电和Ni线圈充电期间Ni特性电阻的变化.

关键词：屏蔽电流接触电阻线圈变形铜氧化物 REBCO 电阻变化机械损伤电磁力

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Protein Arginine Methyltransferase 1 Ablation in Motor Neurons Causes Mitochondrial Dysfunction Leading to Age-related Motor Neuron Degeneration with Muscle Loss

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Research 2024年第1期2023卷 637-649页

作者： Hyun-Kyung so Hyebeen Kim Jinwoo lee Chang-Lim You Chae-Eun Yun Hyeon-Ju Jeong Eun-Ju Jin Yunju Jo Dongryeol Ryu Gyu-Un Bae Jong-Sun Kang Department of Molecular Cell Biology Sungkyunkwan University School of MedicineSuwonKorea Single Cell Network Research Center Sungkyunkwan University School of MedicineSuwonKorea Research institute of Aging-Related Diseases AniMusCureInc.SuwonKorea Drug information Research institute Muscle Physiome Research CenterCollege of PharmacySookmyung Women’s UniversitySeoulKorea

Neuromuscular dysfunction is tightly asso.iated with muscle wasting that occurs with age or due to degenerative ***,the molecular mechanisms underlying neuromuscular dysfunction are currently *** studies have proposed important roles of Protein arginine methyltransferase 1(Prmt1)in muscle stem cell function and muscle *** the current study,we set out to determine the role of Prmt1 in neuromuscular function by generating mice with motor neuron-specific ablation of Prmt1(mnKO)using *** exhibited age-related motor neuron degeneration and neuromuscular dysfunction leading to premature muscle loss and ***1 deficiency also.impaired motor function recovery and muscle reinnervation after sciatic nerve *** transcriptome analysis of aged mnKO lumbar spinal cords revealed alterations in genes related to inflammation,cell death,oxidative stress,and ***,mnKO lumbar spinal cords of sciatic nerve injury model or aged mice exhibited elevated cellular stress response in motor ***,Prmt1 inhibition in motor neurons elicited mitochondrial *** findings demonstrate that Prmt1 ablation in motor neurons causes agerelated motor neuron degeneration attributing to muscle ***,Prmt1 is a potential target for the prevention or intervention of sarcopenia and neuromuscular dysfunction related to aging.

关键词： degeneration impaired prevention

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Long-term outcomes of very low birth weight infants with intraventricular hemorrhage:a nationwide population study from 2011 to 2019

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World Journal of Pediatrics 2024年第7期20卷 692-700页

作者： Joonsik Park sook-Hyun Park Yu-ra Kwon so Jin Yoon Joo Hee Lim Jung Ho Han Jeong Eun Shin Ho Seon Eun Min soo Park soon Min lee Department of Pediatrics Yonsei University College of Medicine211 Eonjuro GangnamguSeoul 06273Republic of Korea

Background Advancements in neonatal care have increased preterm infant survival but paradoxically raised intraventricular hemorrhage(iVH)*** study explores iVH prevalence and long-term outcomes of very low birth weight(VLBW)infants in Korea over a *** Using Korean National Health insurance data(NHiS,2010-2019),we identified 3372 VLBW infants with iVH among 4,129,808 live ***-related claims data,encompassing diagnostic codes,diagnostic test costs,and administered procedures were sourced from the NHiS *** results of the developmental assessments are categorized into four groups based on standard deviation(SD)*** characteristics and complications were compared among the *** regression models were employed to identify significant changes in the incidence of complications and to calculate odds ratios with corresponding 95%confidence intervals for each risk factor asso.iated with mortality and morbidity in ***-term growth and development were compared between the two groups(years 2010-2013 and 2014-2017).Results iVH prevalence was 12%in VLBW and 16%in extremely low birth weight(ELBW)*** the past decade,iVH rates increased significantly in ELBW infants(P=0.0113),while mortality decreased(P=0.0225).Major improvements in certain neurodevelopmental outcomes and reductions in early morbidities have been observed among VLBW infants with *** percent of the population received surgical treatments such as external ventricular drainage(EVD)or a ventriculoperitoneal(VP)shunt,with the choice of treatment methods remaining consistent over *** iVH with surgical intervention group exhibited higher incidences of delayed development,cerebral palsy,seizure disorder,and growth failure(height,weight,and head circumference)up to 72 months of age(Pical treatments were also significantly asso.iated with abnormal developmental screening test *** The neurodevelopmental outcomes of infa

关键词： Cerebral intraventricular hemorrhage Developmental Hydrocephalus Mortality Posthemorrhagic ventricular dilatation Surgery

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Glucose-mediated mitochondrial reprogramming by cholesterol export at TM4SF5-enriched mitochondria-lysosome contact sites

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Cancer Communications 2024年第1期44卷 47-75页

作者： Ji Eon Kim so-Young Park Chulhwan Kwak Yoonji lee Dae-Geun song Jae Woo Jung Haesong lee Eun-Ae Shin Yangie Pinanga Kyung-hee Pyo Eun Hae lee Wonsik Kim soyeon Kim Chang-Duck Jun Jeanho Yun Sun Choi Hyun-Woo Rhee Kwang-Hyeon Liu Jung Weon lee Department of Pharmacy College of PharmacySeoul National UniversitySeoulRepublic of Korea Research institute of Pharmaceutical Sciences College of PharmacySeoul National UniversitySeoulRepublic of Korea BK21 FOUR Community-Based intelligent Novel Drug Discovery Education Unit College of Pharmacy and Research Institute of Pharmaceutical SciencesKyungpook National UniversityDaeguRepublic of Korea Department of Chemistry Seoul National UniversitySeoulRepublic of Korea College of Pharmacy Chung-Ang UniversitySeoulRepublic of Korea Natural Product informatics Research Center Korea Institute of Science and Technology(KIST)Gangneung-siGangwon-doRepublic of Korea School of Life Sciences Gwangju Institute of Science and Technology(GIST)GwangjuRepublic of Korea Department of Biochemistry College of MedicineDong-A UniversityBusanRepublic of Korea Global Ai Drug Discovery Center College of Pharmacy and Graduate School of Pharmaceutical SciencesEwha Womans UniversitySeoulRepublic of Korea interdisciplinary Program in Genetic Engineering Seoul National UniversitySeoulRepublic of Korea

Background:Transmembrane 4 L six family member 5(TM4SF5)translocates subcellularly and functions metabolically,although it is unclear how intracellu-lar TM4SF5 translocation is linked to metabolic *** is thus of interests to understand how the traffic dynamics of TM4SF5 to subcellular endosomal membranes are correlated to regulatory roles of ***:Here,we explored the metabolic significance of TM4SF5 localization at mitochondria-lysosome contact sites(MLCSs),using in vitro cells and in vivo animal systems,via approaches by immunofluorescence,proximity labelling based proteomics analysis,organelle reconstitution ***:Upon extracellular glucose repletion following depletion,TM4SF5 became enriched at MLCSs via an interaction between mitochondrial FK506-binding protein 8(FKBP8)and lysosomal *** labeling showed molecular clustering of phospho-dynamic-related protein i(DRP1)and certain mitophagy receptors at TM4SF5-enriched MLCSs,leading to mitochondrial fis-sion and ***4SF5 bound NPC intracellular cholesterol transporter 1(NPC1)and free cholesterol,and mediated export of lysosomal cholesterol to mitochondria,leading to impaired oxidative phosphorylation but intact tri-carboxylic acid(TCA)cycle andβ-*** mouse models,hepatocyte Tm4sf5 promoted mitophagy and cholesterol transport to mitochondria,both with positive relations to liver ***:Our findings suggested that TM4SF5-enriched MLCSs regu-late glucose catabolism by facilitating cholesterol export for mitochondrial reprogramming,presumably while hepatocellular carcinogenesis,recapitulating aspects for hepatocellular carcinoma metabolism with mitochondrial repro-gramming to support biomolecule synthesis in addition to glycolytic energetics.

关键词： cholesterol fluorescent imaging glucose catabolism hepatocellular carcinogenesis mem-brane contact sites mitochondria function mitophagy oxidative phosphorylation protein-protein interaction tetraspanin

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A Review on soft ionic Touch Point Sensors

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Energy & Environmental Materials 2024年第6期7卷 193-208页

作者： Gibeom lee Donghyun lee Gwang-Bum im Younghoon lee Department of Mechanical Engineering Gachon University1342 SeongnamdaeroSujeong-guSeongnam 13120South Korea Department of Surgery Harvard Medical SchoolBostonMassachusetts 02115USA

A touch sensor is an essential component in meeting the growing demand for human-machine *** sensors have been developed in wearable,attachable,and even implantable forms to acquire a wide range of information from *** be applied to the human body,sensors are required to be biocompatible and not restrict the natural movement of the *** materials are a promising candidate for soft touch sensors due to their outstanding properties,which include high stretchability,transparency,ionic conductivity,and ***,this review discusses the unique features of soft ionic touch point sensors,focusing on the ionic material and its key role in the *** touch sensing mechanisms include piezocapacitive,piezoresistive,surface capacitive,piezoelectric,and triboelectric and triboresistive *** review analyzes the implementation hurdles and future research directions of the soft ionic touch sensors for their transformative potential.

关键词： iontronics ionic materials soft materials touch sensors

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