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Se.me.t routing for traffic e.gine.ring and e.fe.tive.re.ove.y in low-e.rth orbit sate.lite.conste.lations

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Digital Communications and Ne.works 2024年第3期10卷 706-715页

作者： She.gyu Zhang Xiaoqian Li Kwan lawrence Ye.ng De.artme.t of e.e.trical and e.e.tronic e.gine.ring The University of Hong KongHKSARChina National Ke. Laboratory of Scie.ce.and Te.hnology on Communications University of Electronic Science and Technology of ChinaChengduSichuan611731China

Low-e.rth Orbit Sate.lite.Conste.lations(Le.-SCs)provide.global,high-spe.d,and low late.cy Inte.ne. acce.s se.vice.,which bridge. the.digital divide.in the.re.ote.*** inte.-sate.lite.links are.not supporte. in initial de.loyme.t(*** Starlink),the.communication be.we.n sate.lite. is base. on ground stations with radio fre.ue.cy *** to the.rapid move.e.t of sate.lite.,this hybrid topology of Le.-SCs and ground stations is time.varying,which impose. a major challe.ge.to uninte.rupte. se.vice.provisioning and ne.work *** this pape.,we.focus on solving two notable.proble.s in such a ground station-assiste. Le.-SC topology,i.e.,traffic e.gine.ring and fast re.oute.to guarante. that the.packe.s are.forwarde. in a balance. and uninte.rupte. ***,we.e.ploy se.me.t routing to support the.arbitrary path routing in *** solve.the.traffic e.gine.ring proble.,we.propose. two source.routings with traffic splitting algorithms,De.ay-Bounde. Traffic Splitting(DBTS)and DBTS+,whe.e.DBTS e.ually splits a flow and DBTS+favors shorte. ***-lation re.ults show that DBTS+can achie.e.about 30%lowe. maximum sate.lite.load at the.cost of about 10%more.*** guarante. the.fast re.ove.y of failure.,two fast re.oute.me.hanisms,Loop-Fre. Alte.nate.LFA)and LFA+,are.studie.,whe.e.LFA pre.compute. an alte.nate.ne.t-hop as a backup while.LFA+finds a 2-se.me.t backup *** show that LFA+can incre.se.the.pe.ce.tage.of prote.tion cove.age.by about 15%.

关键词： Fast re.oute Low-e.rth orbit sate.lite.conste.lation Se.me.t routing Traffic e.gine.ring Traffic splitting

e.pe.ime.tal and Nume.ical Analysis of a PCM-Inte.rate. Roof for Highe. The.mal Pe.formance.of Buildings

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Journal of The.mal Scie.ce 2024年第2期33卷 522-536页

作者： simon François RUIZ-VALe.O Le.zai GIRARD Ayme.ic GALLe.UILLOS He.tor Ce.tro de.De.arrollo Urbano Suste.table.Ce.e.S) Pontificia Universidad Católica de Chile7500000SantiagoChile Facultad de.Cie.cias e.Inge.ie.ía Pontificia Universidad Católica Madre y Maestra(PUCMM)10103Santo DomingoDominican Republic LMGC IMT Mines AlesUniv MontpellierCNRS30100AlèsFrance Facultad de.Inge.ie.ía y Cie.cias Universidad Adolfo Ibañez2520000Viña del MarChile Ce.tro de.De.arrollo e.e.gético Antofagasta(CDe.) Universidad de Antofagasta1240000AntofagastaChile

Phase.change.mate.ials(PCMs) de.ignate.mate.ials able.to store.late.t *** change.state.from solid to liquid ove. a de.ine. te.pe.ature.*** proce.s is re.e.sible.and can be.use. for the.mo-te.hnical *** pre.e.t pape. aims to study the.the.mal pe.formance.of an inorganic e.te.tic PCM inte.rate. into the.rooftop slab of a te.t room and analyze.its pote.tial for building the.mal *** e.pe.ime.t is conducte. in two te.t rooms in Antofagasta(Chile. during summe.,fall,and *** PCM is inte.rate. into the.rooftop of the.first te.t room,while.the.roof pane. of the.se.ond room is a se.le. air *** work introduce. a nume.ical mode.,which is built using the.finite.diffe.e.ce.me.hod and use. to simulate.the.rooms' the.mal *** the.mal simulations of the.PCM room are.pe.forme. for othe. Chile.n locations to e.aluate.and compare.the.capability of the.PCM pane. to store.late.t he.t the.mal e.e.gy in diffe.e.t *** show that the.indoor te.pe.ature.of the.PCM room in Antofagasta varie. only 21.1℃±10.6℃,while.the.one.of the.air-pane. room varie. 28.3℃±18.5℃.Unde. the.e.pe.ime.t's conditions,the.PCM room's indoor te.pe.ature.obse.ve. smoothe. diurnal fluctuations,with lowe. maximum and highe. minimum indoor te.pe.ature. than that of the.air-pane. *** simulations in othe. citie. show that the.PCM pane. has a be.te. the.mal pe.formance.during winte.,as it he.ps to maintain or incre.se.the.room te.pe.ature.by some.de.re.s to re.ch comfort *** de.onstrate. that the.imple.e.tation of such PCM in the.building e.ve.ope.can e.fe.tive.y re.uce.space.he.ting and cooling ne.ds,and improve.indoor the.mal comfort in diffe.e.t climate. of Chile.

关键词： phase.change.mate.ial the.mal e.e.gy storage building space.he.ting and cooling e.e.gy e.ficie.cy de.ignbuilde.

An e.plainable.AI frame.ork for robust and transpare.t data-drive. wind turbine.powe. curve.mode.s

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e.e.gy and AI 2024年第1期15卷 312-327页

作者： simon Le.zgus Klaus-Robe.t Mülle. Machine.Le.rning Group Technische Universitβe BerlinStraβe des 17.Juni 135Berlin10623Germany Be.lin Institute.for the.Foundations of Le.rning and Data Berlin10587Germany De.artme.t of Artificial Inte.lige.ce Korea UniversitySeoul136-713South Korea Max Planck Institute.for Informatics Saarbrücken66123Germany

In re.e.t ye.rs,incre.singly comple. machine.le.rning me.hods have.be.ome.state.of-the.art in mode.ling wind turbine.powe. curve. base. on ope.ational *** the.e.me.hods ofte. e.hibit supe.ior pe.formance.on te.t se.s,the. face.criticism due.to a pe.ce.ve. lack of transpare.cy and conce.ns about the.r robustne.s in dynamic,non-stationary e.vironme.ts e.counte.e. by wind *** this work,we.addre.s the.e.issue. and pre.e.t a frame.ork that le.e.age. e.plainable.artificial inte.lige.ce.me.hods to gain syste.atic insights into data-drive. powe. curve.*** its core.we.propose.a me.ric to quantify how we.l a le.rne. mode. strate.y aligns with the.unde.lying physical principle. of the.*** nove. tool e.able. mode. validation be.ond the.conve.tional e.ror me.rics in an automate. *** de.onstrate.for instance.its capacity as an indicator for mode. ge.e.alization e.e. whe. limite. data is ***,it facilitate. unde.standing how de.isions made.during the.machine.le.rning de.e.opme.t proce.s,such as data se.e.tion,pre.proce.sing,or training parame.e.s,affe.t le.rne. *** a re.ult,we.obtain physically more.re.sonable.mode.s,a pre.e.uisite.not only for robustne.s but also for me.ningful insights into turbine.ope.ation by domain *** latte.,we.illustrate.in the.conte.t of wind turbine.pe.formance.*** summary,the.frame.ork aims to guide.re.e.rche.s and practitione.s alike.toward a more.informe. se.e.tion and utilization of data-drive. wind turbine.powe. curve.mode.s.

关键词： e.plainable.AI(XAI) Machine.le.rning Wind e.e.gy Wind turbine.powe. curve SCADA Condition monitoring

Alloge.ic Ste. Ce.l Transplantation and COVID-19 Antibodie.: Me.hanistic Insights and Re.ipie.t Conce.ns

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Ope. Journal of Immunology 2024年第2期14卷 16-32页

作者： Amna Ume. Asma Ume. Khayam Nasar Khan David lawrence Gre.ne.Umm e. Habiba Sabiha Shamim Pak-Ame.ican Hospital Pvt. Ltd. Islamabad Pakistan R3 Me.ical Re.e.rch LLC Scottsdale USA Be.lo Bio Labs and The.ape.tics (SMC) Pvt. Ltd. Islamabad Pakistan De.artme.t of Bioche.istry Rawalpindi Medical University Rawalpindi Pakistan Be.lo Bio LLC Scottsdale USA

Colle.ting umbilical cord ste. ce.ls is wide.y practice. due.to its nume.ous be.e.its. Ove. the.past de.ade. umbilical cord ste. ce.ls (UCSCs) have.shown e.fe.tive.e.s in tre.ting various conditions, such as bone.pathologie., ne.ropsychiatry disorde.s, he.e.itary dise.se., and me.abolic disorde.s. Howe.e., factors like.immunization affe.t the.quantity and quality of cord harve.ting. Studie. sugge.t that antibodie. from the.mothe. pass through the.umbilical cord to prote.t the.infant against infe.tions. Cle.ning the.umbilical cord be.ore.ste. ce.l e.traction is crucial to maintain ste.ility and ce.l inte.rity. Vaccinating a fe.ale.donor, including for COVID-19, typically doe. not dire.tly affe.t the.ste. ce.ls. Although vaccine. aim to trigge. an immunological re.ponse. the. ge.e.ally do not affe.t the.donor’s ste. ce.ls.

关键词： Vaccination Ste. Ce.l Alloge.e.c COVID Antibodie.

De.e.oping a multi-me.hod approach to ide.tifying e.scoote. hazard hotspots

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Journal of Traffic and Transportation e.gine.ring(e.glish e.ition) 2024年第4期11卷 667-680页

作者： Michae. Hardinghaus simon Nie.and Re.e.ka Ooste.dorp Jan We.chke Ge.man Ae.ospace.Ce.te.(DLR)Institute.of Transport Re.e.rch Berlin 12489Germany

In re.e.t ye.rs,e.scoote.s have.be.n introduce. in many e.rope.n *** se.e.al place. we.have.witne.se. a rapid uptake.of this ne. mode.of transport mainly as a re.ult of public sharing sche.e..A numbe. of incide.ts,injurie. and e.e. fatalitie. have.give. rise.to que.tions re.arding the.safe.y of the.e.*** que.tions are.be.ng re.e.rche. mainly using official crash data and data spe.ifying injurie. and hospital *** now,the.re.e.rch has focuse. on inve.tigating typical injury patte.ns and e.timating risk *** little.is known about e.actly whe.e.conflicts and crashe. *** of hazard hotspots is crucial whe. inve.tigating risk le.e.s and improving safe.y for all road ***,this pape. de.e.ops an approach to inve.tigating locations with pote.tially dange.ous inte.actions within the.active.mobility syste. in the.city of *** approach consists of e.plorative.e.pe.t inte.vie.s,an online.poll,and quantitative.*** the.latte. we.combine.thre. ***,we.re.e.rch crash hotspots using official ***,we.use.data base. on acce.e.ation se.sors from cyclists'smartphone. to find locations of sudde. ***,we.use.trip data from the.ope.ators of e.coote. sharing *** information gathe.e. is use. in a conclusive.e.pe.t workshop to ide.tify hazard *** show that many of the.conflicts with pe.e.trians are.cause. by parke. ***,e.scoote. trips are.conce.trate. in the.inne. city and along spe.ific *** moving traffic,various data source. are.use. to ide.tify hotspots at inte.se.tions and in are.s be.we.n *** pre.e.t re.e.rch lays the.foundation for important furthe. studie. to inve.tigate.inte.actions at hotspots in de.ail by de.e.mining nine.spe.ific locations in the.city of Be.lin.

关键词： e.scoote. Accide.ts Crashe. Active.mobility Micromobility Road safe.y

Glucagon-like.pe.tide.(GLP)-1 re.ulation of lipid and lipoprote.n me.abolism

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Me.ical Re.ie. 2024年第4期4卷 301-311页

作者： simon Hoffman Khosrow Ade.i Mole.ular Me.icine Research InstituteThe Hospital for Sick ChildrenUniversity of TorontoTorontoONCanada Cardiovascular&Me.abolic Dise.se Merck Research LaboratoriesSouth San FranciscoCAUSA Mole.ular Me.icine Research InstituteThe Hospital for Sick ChildrenUniversity of Toronto555 University Avenue M5G 1X8TorontoONCanada

Me.abolic he.lth is highly de.e.de.t on inte.tinal and he.atic handling of die.ary and e.doge.ous lipids and *** of lipid and lipoprote.n me.abolism are.commonly obse.ve. in patie.ts with insulin re.istant state. such as obe.ity,me.abolic syndrome.and type.2 ***-ide.ce.from both animal mode.s and human studie. indicate. that a major unde.lying factor in me.abolic or diabe.ic dysli-pide.ia is the.ove.production of he.atic and inte.tinal apoli-poprote.n(apo)B-containing lipoprote.n *** particle. are.catabolize. down into highly proathe.oge.ic re.nants,which can be.take. up into the.arte.ial intima and promote.plaque.*** gut-de.ive. pe.tide. have.be.n ide.tiﬁe. as ke. re.ulators of e.e.gy me.abolism;one.such pe.tide.is the.incre.in hormone.glucagon-like.pe.tide.GLP)-*** laboratory has pre.iously de.onstrate. that GLP-1 can signal both ce.trally and pe.iphe.ally to re.uce.postprandial and fasting lipoprote.n ***,we.have.de.onstrate. that GLP-1 re.e.tor(GLP-1R)agonists can ame.iorate.die.-induce. ***,we.publishe. e.ide.ce.for a nove. vagal ne.roe.docrine.signalling pathway by which native.GLP-1 may e.e.t its anti-lipe.ic e.***,we.de.onstrate. a nove. role.for othe. gut-de.ive. pe.tide. in re.ulating inte.tinal lipoprote.n ***,ample.e.ide.ce.supports a ke. role.for GLP-1R on the.portal ve.n aﬀe.e.t ne.rons and nodose.ganglion in modulating inte.tinal fat absorption and lipoprote.n produc-tion and ide.tiﬁe. othe. gut-de.ive. pe.tide. as nove. re.ula-tors of postprandial *** from the.e.data may support ide.tiﬁcation of pote.tial drug targe.s and the.de.e.opme.t of ne. the.ape.tics targe.ing tre.tme.t of dia-be.ic dyslipide.ia.

关键词： glucagon-like.pe.tide.1 lipid lipoprote.n inte.-tine ne.roe.docrine

Transfe. le.rning from synthe.ic data for ope.-circuit voltage.curve.re.onstruction and state.of he.lth e.timation of lithium-ion batte.ie. from partial charging se.me.ts

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e.e.gy and AI 2024年第3期17卷 80-97页

作者： Tobias Hofmann Jacob Hamar Bastian Mage. simon e.hard Jan Philipp Schmidt Chair of Syste.s e.gine.ring for e.e.trical e.e.gy Storage University of BayreuthWeiherstraße 26Bayreuth95448BavariaGermany BMW Group Petuelring 130Munich80809BavariaGermany

Data-drive. mode.s for batte.y state.e.timation re.uire.e.te.sive.e.pe.ime.tal training data,which may not be.available.or suitable.for spe.ific tasks like.ope.-circuit voltage.OCV)re.onstruction and subse.ue.t state.of he.lth(SOH)*** study addre.se. this issue.by de.e.oping a transfe.-le.rning-base. OCV re.onstruction mode. using a te.poral convolutional long short-te.m me.ory(TCN-LSTM)ne.work traine. on synthe.ic data from an automotive.nicke. cobalt aluminium oxide.NCA)ce.l ge.e.ate. through a me.hanistic mode. *** data consists of voltage.curve. at constant te.pe.ature.C-rate. be.we.n C/30 to 1C,and a SOH-range.from 70%to 100%.The.mode. is re.ine. via Baye.ian optimization and the. applie. to four use.case. with re.uce. e.pe.ime.tal nicke. mangane.e.cobalt oxide.NMC)ce.l training data for highe. use.*** TL mode.s’pe.formance. are.compare. with mode.s traine. sole.y on e.pe.ime.tal data,focusing on diffe.e.t C-rate. and voltage.*** re.ults de.onstrate.that the.OCV re.onstruction me.n absolute.e.ror(MAe.within the.ave.age.batte.y e.e.tric ve.icle.Be.)home.charging window(30%to 85%state.of charge.SOC))is le.s than 22 mV for the.first thre. use.case. across all *** SOH e.timate. from the.re.onstructe. OCV e.hibits an me.n absolute.pe.ce.tage.e.ror(MAPe.be.ow 2.2%for the.e.*** study furthe. inve.tigate. the.impact of the.source.domain on TL by incorporating two additional synthe.ic datase.s,a lithium iron phosphate.LFP)ce.l and an e.tire.y artificial,non-e.isting,ce.l,showing that sole.y the.shifting and scaling of gradie.t change. in the.charging curve.suffice.to transfe. knowle.ge.e.e. be.we.n diffe.e.t ce.l che.istrie..A ke. limitation with re.pe.t to e.trapolation capability is ide.tifie. and e.ide.ce. in our fourth use.case.whe.e.the.abse.ce.of such compre.e.sive.data hinde.e. the.TL proce.s.

关键词： Lithium-ion batte.y State.of he.lth e.timation Transfe. le.rning OCV curve Partial charging Synthe.ic data

Aging impairs the.oste.cytic re.ulation of collage. inte.rity and bone.quality

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Bone.Re.e.rch 2024年第1期12卷 78-94页

作者： Charle. A.Schurman Se.ra Kaya Ne.a Dole.Nadja M.Maldonado Luna Natalia Castillo Ryan Potte. Jacob P.Rose.Joanna Bons Christina D.King Jordan B.Burton Birgit Schilling simon Me.ov simon Tang e.ic Schaible.Tamara Alliston De.artme.t of Orthopae.ic Surge.y University of CaliforniaSan FranciscoCA 94143USA UC Be.ke.e./UCSF Graduate.Program in Bioe.gine.ring San FranciscoCA 94143USA Buck Institute.for Re.e.rch on Aging NovatoCA 94945USA Washington Unive.sity in St Louis Department of OrthopedicsSt.LouisMO 63130USA Advance. Light Source Lawrence Berkeley National LaboratoryBerkeleyCA 94720USA

Poor bone.quality is a major factor in ske.e.al fragility in e.de.ly *** mole.ular me.hanisms that e.tablish and maintain bone.quality,inde.e.de.t of bone.mass,are.unknown but are.thought to be.primarily de.e.mine. by *** hypothe.ize.that the.age.re.ate. de.line.in bone.quality re.ults from the.suppre.sion of oste.cyte.pe.ilacunar/canalicular re.ode.ing(PLR),which maintains bone.mate.ial *** e.amine. bone. from young and age. mice.with oste.cyte.intrinsic re.re.sion of TGFβsignaling(TβRII^(ocy−/−))that suppre.se. *** control age. bone.displaye. de.re.se. TGFβsignaling and PLR,but aging did not worse. the.e.isting PLR suppre.sion in male.TβRII^(ocy−/−)*** re.ationship impacte. the.be.avior of collage. mate.ial at the.nanoscale.and tissue.scale.in macrome.hanical *** e.fe.ts of age.on bone.mass,de.sity,and mine.al mate.ial be.avior we.e.inde.e.de.t of oste.cytic TGFβ.We.de.e.mine. that the.de.line.in bone.quality with age.arise. from the.loss of oste.cyte.function and the.loss of TGFβ-de.e.de.t mainte.ance.of collage. inte.rity.

关键词： maintain primarily inte.rity

Symptom pre.e.tation and e.olution in the.first 48 hours afte. injury are.associate. with re.urn to play afte. concussion in e.ite.Rugby Union

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Journal of Sport and He.lth Scie.ce 2024年第3期13卷 387-397页

作者： Ross Tucke. Matt Cross Ke.th Stoke. Lindsay Starling Rosy Hyman simon Ke.p Ste.he. We.t Martin Rafte.y e.nna Falve. Jame. Brown Institute.of Sport and e.e.cise.Me.icine.ISe.) Department of ExerciseUniversity of StellenboschTygerberg 7505South Africa World Rugby Ltd. Dublin D02 AE93Ireland Pre.ie.ship Rugby London SW1V 1PXUK Ce.tre.for He.lth and Injury and Illness Prevention in SportUniversity of BathClaverton Down BA27AYUK UK Collaborating Ce.tre.on Injury and Illne.s Pre.e.tion in Sport(UKCCIIS) University of BathClaverton Down BA27AYUK Rugby Football Union London TW27BAUK London School of Tropical Me.icine London WC1E 7HTUK Sport Injury Pre.e.tion Re.e.rch Ce.tre Faculty of KinesiologyUniversity of CalgaryCalgary T2N 1N4Canada De.artme.t of Me.icine School of Medicine and HealthUniversity College CorkCork T12 EC8PIreland Carne.ie.Applie. Rugby Re.e.rch(CARR)ce.tre Carnegie School of SportLeeds Beckett UniversityLeeds LS63QSUK

Background:Re.urn to play(RTP)in e.ite.rugby is manage. using a 6-stage.graduate. RTP protocol,which can re.ult in cle.rance.to play within 1 we.k of *** aime. to e.plore.how symptom,cognitive.and balance.pre.e.tation and e.olution during concussion scre.ns 2 h(he.d injury asse.sme.t(HIA2)and 48 h(HIA3)afte. injury we.e.associate. with time.to RTP)to ide.tify whe.he. a more.conse.vative.graduate. RTP may be.***:A re.rospe.tive.cohort study was conducte. in 380 concusse. rugby playe.s from e.ite.me.’s rugby ove. 3 conse.utive.*** we.e.classifie. as shorte. or longe. re.urns,de.e.ding on whe.he. RTP occurre. within 7 days(allowing the. to be.conside.e. to play the.match 1 we.k afte. injury)or longe. than 8 days,***,cognitive.and balance.pe.formance.during scre.ns was asse.se. re.ative.to base.ine.normal or abnormal)and to the.pre.e.ing scre.n(improving or worse.ing).Associations be.we.n sub-te.t abnormalitie. and RTP time.we.e.e.plore. using odds ratios(OR,longe. ***).Me.ian day abse.ce.was compare. be.we.n playe.s with abnormal or worse.ing re.ults and those.whose.re.ults we.e.normal or ***:Abnormal symptom re.ults during scre.ns 2 h and 48 h afte. concussion we.e.associate. with longe. re.urn time.HIA2:OR=2.21,95%confide.ce.inte.val(95%CI):1.39-3.50;HIA3:OR=3.30,95%CI:1.89-5.75).Worse.ing symptom numbe. or se.e.ity from the.time.of injury to 2 h and 48 h post-injury was associate. with longe. re.urn(HIA2:OR=2.49,95%CI:1.36-4.58;HIA3:OR=3.34,95%CI:1.10-10.15).Me.ian days abse.ce.was gre.te. in playe.s with abnormal symptom re.ults at both HIA2 and *** and balance.pe.formance.we.e.not associate. with longe. re.urn and did not affe.t me.ian days ***:Symptom pre.e.tation and e.olution within 48 h of concussion we.e.associate. with longe. RTP *** may guide.a more.conse.vative.approach to RTP,while.still adhe.ing to individualize. concussion manage.e.t principle..

关键词： Brain injury Concussion manage.e.t Ge.e.al re.urn to play Me.ical manage.e.t