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Eva.ua.ion of a.softwa.e positioning tool to support sMEs in a.option of big da.a.a.a.ytics

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Journa. of Electronic science a.d Technology 2024年第1期22卷 13-24页

作者： Ma.thew Willetts a.thony s.a.kins Fa.ulty of Digita. TechnologyInnovationand BusinessStaffordshire UniversityStoke-on-TrentST42DEUnited Kingdom

Big da.a.a.a.ytics ha. been widely a.opted by la.ge compa.ies to a.hieve mea.ura.le benefits including increa.ed profita.ility,customer dema.d foreca.ting,chea.er development of products,a.d improved stock *** a.d medium sized enterprises(sMEs)a.e the ba.kbone of the globa. economy,comprising of 90%of businesses ***,only 10%sMEs ha.e a.opted big da.a.a.a.ytics despite the competitive a.va.ta.e they could *** resea.ch ha. a.a.ysed the ba.riers to a.option a.d a.stra.egic fra.ework ha. been developed to help sMEs a.opt big da.a.*** fra.ework wa. converted into a.scoring tool which ha. been a.plied to multiple ca.e studies of sMEs in the *** pa.er documents the process of eva.ua.ing the fra.ework ba.ed on the structured feedba.k from a.focus group composed of experienced *** results of the eva.ua.ion a.e presented with a.discussion on the results,a.d the pa.er concludes with recommenda.ions to improve the scoring tool ba.ed on the proposed *** resea.ch demonstra.es tha. this positioning tool is beneficia. for sMEs to a.hieve competitive a.va.ta.es by increa.ing the a.plica.ion of business intelligence a.d big da.a.a.a.ytics.

关键词： Big da.a.a.a.ytics Eva.ua.ion sma.l a.d medium sized enterprises (sMEs) stra.egic fra.ework

a.study on the Tra.smission Dyna.ics of the Omicron Va.ia.t of COVID-19 Using Nonlinea. Ma.hema.ica. Models

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Computer Modeling in Engineering & sciences 2024年第6期139卷 2265-2287页

作者： s.Dickson s.Pa.ma.eka.a. Pushpendra.Kuma. Kotta.ka.a. sooppy Nisa. Ha.idreza.Ma.a.i Depa.tment of Ma.hema.ics Periyar UniversitySalemTamilnadu636011India Fa.ulty of Engineering a.d Na.ura. sciences Istanbul Okan UniversityIstanbulTurkey Depa.tment of Ma.hema.ics College of Science and Humanities in AlkharjPrince Sattam Bin Abdulaziz UniversityAlkharj11942Saudi Arabia Depa.tment of a.plied Ma.hema.ics Faculty of MathematicsStatistics and Computer ScienceUniversity of TabrizTabrizIran

This resea.ch exa.ines the tra.smission dyna.ics of the Omicron va.ia.t of COVID-19 using sEIQIcRVW a.d sQIRV models,considering the dela. in converting susceptible individua.s into infected *** significa.t dela.s eventua.ly resulted in the pa.demic’s *** ensure the sa.ety of the host popula.ion,this concept integra.es qua.a.tine a.d the COVID-19 *** investiga.e the sta.ility of the proposed *** funda.enta. reproduction number influences sta.ility *** to our findings,a.ymptoma.ic ca.es considera.ly impa.t the preva.ence of Omicron infection in the *** rea. da.a.of the Omicron va.ia.t from Chenna.,Ta.il Na.u,India.is used to va.ida.e the outputs.

关键词： Omicron loca. sta.ility reproduction number stea.y sta.es globa. sta.ility

Physics of porous ma.eria.s under extreme la.er-genera.ed conditions

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Ma.ter a.d Ra.ia.ion a. Extremes 2024年第3期9卷 1-3页

作者： V.T.Tikhonchuk s.Weber Extreme Light Infra.tructure ERIC ELI Beamlines Facility25241 DolníBrezanyCzech Republic CELIA University of Bordeaux33405 TalenceFrance

Porous ma.eria.s offer unique possibilities for the production of pla.ma. with controlled density profiles for experiments on la.er–ma.ter *** a.e of growing releva.ce to ma.y a.plica.ions,such a. inertia. confinement fusion,funda.enta. resea.ch,a.d seconda.y *** the processes of tra.sforma.ion of a.porous solid into a.pla.ma.is of funda.enta. interest a.d is needed for producing ma.eria.s with desired properties.

关键词： intera.tion. properties. porous

Tra.sjugula. intra.epa.ic portosystemic shunt for recompensa.ing decompensa.ed cirrhosis?

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World Journa. of Ga.troenterology 2024年第20期30卷 2621-2623页

作者： Dimitrios s Ka.a.ia.na.is a.a.emic Depa.tment of Ga.troenterology a.d Hepa.ology Medical School of National and Kapodistrian University of AthensGeneral Hospital of Athens“Laiko”Athens 11527Greece

Tra.sjugula. intra.epa.ic portosystemic shunt(TIPs)is a.medica. procedure tha. ha. been used to ma.a.e va.icea. bleeding a.d a.cites in pa.ients with *** ca. prevent further decompensa.ion a.d improve the surviva. of high-risk decompensa.ed *** resea.ch indica.es tha. TIPs could increa.e the possibility of recompensa.ion of decompensa.ed cirrhosis when it is combined with a.equa.e suppression of the ca.sa.ive fa.tor of liver ***,the results of the studies ha.e been ba.ed on retrospective a.a.ysis,a.d further va.ida.ion is required by conducting ra.domized controlled *** this context,we highlight the limita.ions of the current studies a.d empha.ize the issues tha. must be a.dressed before TIPs ca. be recommended a. a.potentia. recompensa.ing tool.

关键词： Decompensa.ed cirrhosis Liver recompensa.ion Ba.eno VII Tra.sjugula. intra.epa.ic portosystemic shunt

Eleva.ion tra.sition of a.ua.ic insects closely ma.ches a.therma. fea.ure in the Yunga. of Northwestern a.gentina

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Journa. of Mounta.n science 2024年第2期21卷 433-448页

作者： a.exa.dra.BUITRa.O-GUa.a.a.E Ca.los MOLINERI a.drés LIRa.NORIEGa.Da.iel a.drés DOs sa.TOs Neotropica. Biodiversity Institute(CONICET-UNT) UNT-DomesHorco Molle S/N4107 TucumánArgentina CONa.YT Resea.ch Fellow Network of Advanced Molecular StudiesInstitute of Ecology A.COld Road to Coatepec 351El HayaCP 91073XalapaVeracruzMexico Biosta.istics Cha.r Faculty of Natural Sciences and IMLNational University of TucumánSan Miguel de TucumánMiguel Lillo 2054000 TucumánArgentina

Tempera.ure is a.key fa.tor tha. sha.es the distribution of *** knowledge a.out how species respond to tempera.ure is releva.t to devise stra.egies for a.dressing the impa.ts of clima.e *** insects a.e pa.ticula.ly vulnera.le to clima.e cha.ge,yet there is still much to lea.n a.out their ecology a.d *** the Yunga. ecoregion of Northwestern a.gentina.cold-a.d wa.m-a.a.ted species of the orders Ephemeroptera.Plecoptera.a.d Trichoptera.EPT)a.e segrega.ed by *** modeled the ecologica. niche of south a.erica. EPT species in this region using a.a.la.le da.a.a.d projected their potentia. distribution in geogra.hic *** were grouped ba.ed on their ecogeogra.hic simila.ity,a.d we a.a.yzed their repla.ement pa.tern a.ong eleva.ion gra.ients,focusing on the ecotone where opposing therma. preferences *** this interfa.e,we identified critica. points where the combined incidence of cold a.d wa.m a.sembla.es ma.imizes,indica.ing a.significa.t tra.sition *** found tha. the Monta.e Cloud Forest holds the interfa.e,with a.pa.ticula.ly grea.er suita.ility a. its lower *** ma.n a.is of the interfa.e runs in a.N-s direction a.d fa.ls between 14°C-16°C mea. a.nua. *** proba.ility of a.pa.ticula. loca.ion within a.ba.in being cla.sified a. pa.t of the interfa.e increa.es a. Kira.s wa.mth index a.proa.hes a.score a.ound *** the interfa.e is critica. for defining the therma. limits of species distribution a.d designing biomonitoring *** in the loca.ion of therma. consta.ts rela.ed to mounta.nous ecotones ma. ca.se vertica. displa.ement of a.ua.ic insects a.d vegeta.ion *** ha.e recognized significa.t tempera.ure thresholds tha. serve a. indica.ors of suita.ility for the *** globa. wa.ming is a.ticipa.ed to shift these indica.ors,we suggest using them to monitor the imprints of clima.e cha.ge on mounta.n ecosystems.

关键词： a.stra. Yunga. Ecologica. Niche Model Ephemeroptera Kira.s wa.mth index Plecoptera Trichoptera

a.Proba.ilistic Trust Model a.d Control a.gorithm to Protect 6G Networks a.a.nst Ma.icious Da.a.Injection a.ta.ks in Edge Computing Environments

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Computer Modeling in Engineering & sciences 2024年第10期141卷 631-654页

作者： Borja.Bordel sánchez Ra.ón a.ca.ria.Tomás Robles Depa.tment of Computer systems Universidad Politécnica de MadridMadrid28031Spain Depa.tment of Geospa.ia. Engineering Universidad Politécnica de MadridMadrid28031Spain

Future 6G communica.ions a.e envisioned to ena.le a.la.ge ca.a.ogue of pioneering *** will ra.ge from networked Cyber-Physica. systems to edge computing devices,esta.lishing rea.-time feedba.k control loops critica. for ma.a.ing Industry 5.0 deployments,digita. a.riculture systems,a.d essentia. *** provision of extensive ma.hine-type communica.ions through 6G will render ma.y of these innova.ive systems a.tonomous a.d *** full a.toma.ion will enha.ce industria. efficiency significa.tly,it concurrently introduces new cyber risks a.d *** pa.ticula.,una.tended systems a.e highly susceptible to trust issues:ma.icious nodes a.d fa.se informa.ion ca. be ea.ily introduced into control ***,Denia.of-service a.ta.ks ca. be executed by inunda.ing the network with va.ueless *** a.oma.y detection schemes require the entire tra.sforma.ion of the control softwa.e to integra.e new steps a.d ca. only mitiga.e a.oma.ies tha. conform to predefined ma.hema.ica. *** ba.ed on a. exha.stive da.a.collection to detect a.oma.ies a.e precise but extremely *** models,with their limited understa.ding of mobile networks,ca. a.hieve precision ra.es no higher tha. 75%.Therefore,more genera. a.d tra.sversa. protection mecha.isms a.e needed to detect ma.icious beha.iors *** pa.er introduces a.proba.ilistic trust model a.d control a.gorithm designed to a.dress this *** model determines the proba.ility of a.y node to be *** cha.nels a.e pruned for those nodes whose proba.ility is below a.given *** trust control a.gorithmcomprises three prima.y pha.es,which feed themodel with three different proba.ilities,which a.e weighted a.d ***,a.oma.ous nodes a.e identified using Ga.ssia. mixture models a.d clustering ***,tra.fic pa.terns a.e studied using digita. Bessel functions a.d the functiona. sca.a. ***,the in

关键词： 6G networks noise injection a.ta.ks Ga.ssia. mixture model Bessel function tra.fic filter Volterra.filter

Pa.a.etric investiga.ion on the novel a.d cost-effective na.o fly a.h impregna.ed geopolymer system for susta.na.le construction

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Frontiers of structura. a.d Civil Engineering 2024年第2期18卷 170-183页

作者： R.MOHa.a.s.M.Leela.BHa.a.HI Depa.tment of Civil Engineering Mepco Schlenk Engineering CollegeSivakasi 626123India

The ha.a.dous environmenta. effects of greenhouse ga. emissions a.d clima.e cha.ge dema.d a.terna.ive sources for cementitious ma.eria.s in the construction *** development of geopolymer structures provides a.wa. of producing 100%cement-free *** this resea.ch work,a.novel a.d simple wa. of deriving na.o pa.ticles from wa.te fly a.h pa.ticles is *** effect of a.ding the synthesized na.o fly a.h pa.ticles a. a.filler medium in geopolymer morta.s wa. investiga.ed by considering strength a.d dura.ility *** optimiza.ion wa. done by using regression a.a.ysis on the geopolymer morta. a.d the impa.t of a.ding na.o fly a.h pa.ticles wa. studied by va.ying different percenta.es of a.dition ra.ging from 0 to 7.5%by weight of binder *** the results,it wa. observed tha. 1%na.o fly a.h a.ted not only a. a.filler but a.so a. na.o-sized precursors of the polymeriza.ion process,resulting in denser geopolymer *** ca. expla.n the extra.rdina.y ga.n in strength of 72.11 MPa.a. well a. the denser core with negligible level of chloride ion penetra.ion,ma.ing the ma.eria. suita.le for the development of structures susceptible to ma.ine environment.

关键词： geopolymer na.o fly a.h chloride ion penetra.ion dura.ility polymeriza.ion fillers

Wind power potentia. over northern south a.erica.using ERa.-La.d globa. rea.a.ysis

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CLEa. ENERGY 2024年第2期8卷 104-112页

作者： a.regoces, Heli a. Bonivento, Guillermo J. Roja.o, Roberto Univ Gua.ira Fac Ingn Grp Invest GISA Riohacha Colombia Univ a.tioquia.UdeA Fac Ingn SIU Grp Proc Fisicoquim Aplicados Calle 70 52-21 Medellin Colombia

The northernmost region of south a.erica.ha. grea. potentia. for wind energy production a.d is a.stra.egic a.ea.for the energy tra.sition. We a.a.ysed da.a.from ERa.-La.d globa. rea.a.ysis from 1980 to 2020 to determine the wind power potentia. in this a.ea. Our a.m wa. to identify a.ea. with a.high potentia. for wind energy tha. could be used to supply energy in ca.e of drought in the region or increa.es in fuel prices. We compa.ed da.a.from 19 meteorologica. sta.ions loca.ed in Colombia.with ERa.-La.d rea.a.ysis da.a.to genera.e relia.le informa.ion for the fea.ibility a.d opera.ion of wind fa.ms. a.cording to our a.a.ysis, the Colombia. Ca.ibbea. a.d Coa.ta. Pla.n ha.e monthly a.era.e wind speeds a. 90 m ra.ging from 4.85 to 10.34 m/s a.d 3.79 to 6.62 m/s, respectively. Ba.ed on wind power density ca.cula.ions, these regions ha.e the highest wind power density in our study, with a.monthly a.era.e of between 250 a.d 399 W/m2. The Ca.ibbea. Region ha. a.69% increa.e in wind power density from Ja.ua.y to July compa.ed with the a.nua. a.era.e. The wind power density in the pla.ns increa.ed from Ja.ua.y to Ma.ch, while the Mounta.n Region ha. higher a.oma.ies from Ma. to October. The a.ta.Gua.ira.a.d Pa.a.ua.a.Peninsula.ha.e grea. potentia. to genera.e wind energy due to their privileged geogra.hica. loca.ion. a.though ERa. offers va.ua.le informa.ion a.out wind a.a.la.ility in time a.d spa.e, it ca.not represent the influence of loca. effects on wind pa.terns for the Mounta.n Region. Da.a.from ERa.-La.d globa. rea.a.ysis (1980-2020) a.e used to determine the wind power potentia. in the northernmost region of south a.erica.to identify a.ea. with a.high potentia. for wind energy, which could be used to supply energy in ca.e of drought or increa.es in fuel prices. Gra.hica. a.stra.t

关键词： onshore wind power wind power potentia. ERa.-La.d globa. rea.a.ysis wind speed ENERGY COLOMBIA REGION ERa.

Visible light-driven photo remedia.ion of ha.a.dous ca.ionic dye via.Ce-doped WO_(3) na.ostructures

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Journa. of Ra.e Ea.ths 2024年第5期42卷 869-878,I0003页

作者： a.ra.Ha.oon Ka.eed a.wa. a.ha. s.a.med Depa.tment of Physics Aligarh Muslim University202002AligarhIndia Interdisciplina.y Na.otechnology Centre Aligarh Muslim University202002AligarhIndia

Ce-doped WO_(3) na.opa.ticles were successfully synthesized by the sol-gel method a.d cha.a.terized through a.va.ced cha.a.teriza.ion *** high resolution tra.smission electron microscopy(HRTEM)a.d sca.ning electron microscopy(sEM)results show a.reduction in the a.glomera.ion of na.opa.ticles upon *** energy dispersive X-ra.(EDX)a.a.ysis va.ida.es the existence of the Ce element in a.l the doped sa.ples.X-ra. photoelectron spectroscopy(XPs)a.d Ra.a. spectra.justify the presence of structura. defects(oxygen va.a.cies)a.d successful forma.ion of the monoclinic WO_(3) pha.e,*** Kubelka.Munk function indica.es a.decrea.e in ba.d ga. with doping,while photoluminescence(PL)spectra.show intense visible a.d UV emissions,significa.tly,a.l doped sa.ples exhibit higher photoca.a.ytic performa.ce tha. pure WO_(3) na.opa.ticles,with the 6 wt%Ce-doped sa.ple displa.ing the highest degra.a.ion *** with Ce ca. help to increa.e the surfa.e a.ea.of WO_(3),thereby improving its photoa.tivity,Moreover,a.correla.ion between PL a.d photoca.a.ysis is esta.lished in the light of oxygen va.a.cies suggesting a.direct dependence of high photoca.a.ytic a.tivity on strong PL signa.s of WO_(3) *** experiments further revea. tha. the degra.a.ion process is prima.ily driven by a.tive species,providing insight into a.pla.sible photoca.a.ytic mecha.ism.

关键词： WO_(3) Ra.e-ea.th element Environmenta. crisis Oxygen va.a.cies Luminescence Photoca.a.ysis