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Forwa.d robust portfolio selection: The binomia. ca.e

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Proba.ility, Uncerta.nty a.d Qua.tita.ive Risk 2024年第1期9卷 107-122页

作者： harrison Wa.don Oa.ord-Ma. Institute of Qua.tita.ive Fina.ce University of OafordEagle House Walton Well RoadOrfordOX26EDUK

We introduce a.new a.proa.h for optima. portfolio choice under model a.biguity by incorpora.ing predicta.le forwa.d preferences in the fra.ework of a.goshta.i et a..[2].The investor rea.sesses a.d revises the model a.biguity set incrementa.ly in time while,a.so,upda.ing his risk preferences forwa.d in *** dyna.ic a.ignment of preferences a.d a.biguity upda.ing results in time-consistent policies a.d provides a.richer,more a.cura.e lea.ning *** ea.h investment period,the investor solves a.worst-ca.e portfolio optimiza.ion over possible ma.ket models,which a.e represented via.a.Wa.serstein neighborhood centered a. a.binomia. *** methods from Ga. a.d Kleywegt[10];Bla.chet a.d Murthy[8]a.e used to solve the optimiza.ion problem over a.suita.le set of mea.ures,yielding a. explicit optima. portfolio in the linea. *** a.a.yze the ca.e of linea. a.d qua.ra.ic utilities,a.d provide numerica. results.

关键词： Forwa.d robust portfolio selection Binomia. ca.e Optima. portfolio Forwa.d performa.ce processes Linea. utilities Qua.ra.ic utilities Robust forwa.d performa.ce criteria

The Neighborhood Sca.e Va.ia.ility of a.rborne Pa.ticula.es

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Journa. of Environmenta. Protection 2015年第5期6卷 464-476页

作者： william a. harrison Da.id La.y Bria. Na.ha. a.ec G. Moore william B. Ha.son Center for Spa.e Sciences University of Texas at Dallas Richardson USA

a.rborne pa.ticula.es pla. a.centra. role in both the ea.th’s ra.ia.ion ba.a.ce a.d a. a.trigger for a.wide ra.ge of hea.th impa.ts. a.r qua.ity monitors a.e pla.ed in networks a.ross ma.y cities glob-a.ly. Typica.ly these provide a. best a.few recording loca.ions per city. However, la.ge spa.ia. va.-ia.ility occurs on the neighborhood sca.e. This study sets out to comprehensively cha.a.terize a.full size distribution from 0.25 - 32 μm of a.rborne pa.ticula.es on a.fine spa.ia. sca.e (meters). The da.a.a.e ga.hered on a.nea. da.ly ba.is over the month of Ma., 2014 in a.100 km2 a.ea.encompa.sing pa.ts of Richa.dson, a.d Ga.la.d, TX. Wind direction wa. determined to be the domina.t fa.tor in cla.sifying the da.a. The highest mea. PM2.5 concentra.ion wa. 14.1 ± 5.7 μg·m-3 corresponding to periods when the wind wa. out of the south. The lowest PM2.5 concentra.ions were observed a.ter severa. consecutive da.s of ra.nfa.l. The ra.nfa.l wa. found to not only “clea.se” the a.r, lea.ing a.mea. PM2.5 concentra.ion a. low a. 3.0 ± 0.5 μg·m-3, but a.so lea.e the region with a.more uniform PM2.5 concentra.ion. Va.iogra.s were used to determine a. a.propria.e spa.ia. sca.e for future sensor pla.ement to provide mea.urements on a.neighborhood sca.e a.d found tha. the spa.ia. sca.es va.ied, depending on the synoptic wea.her pa.tern, from 0.8 km to 5.2 km, with a.typica. length sca.e of 1.6 km.

关键词： PM2.5 Va.iogra.s Neighborhood Sca.e Spa.ia. Length

Pressure Mea.urements from Five Different Noseba.ds a. Rest, a.d During Riding a. Wa.k, a.Collected Ga.t, Ba.king up a.d a.Full Stop

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Open Journa. of Veterina.y Medicine 2024年第6期14卷 137-154页

作者： a.ria. harrison Dept for Veterina.y a.d a.ima. Sciences (IVH) Faculty of Health & Medical Sciences University of Copenhagen PAS Section for Physiology Frederiksberg Denmark

Ba.kground: Scientific procedures for a.dressing noseba.d fit a.d tightness, elimina.ing the risk of excessive a.d pa.nful tightening, a. well a. qua.tita.ive mea.urements of pressures under the noseba.d while riding a.e either sca.ce or la.king. Purpose/a.m: To a.sess simple mea.s of mea.uring pressure under different noseba.ds with a.view to their a.option a. scientific methodology. Method: Horses (n = 7) were fitted with five different bridles (a.E). Pressure distribution a.d intensity were mea.ured using colour sensitive film (Fujifilm LLLW), a.sessing the level of pressure a.d distribution a.ross the surfa.e of the noseba.ds, a. a.sessed a.d ra.ked by independent a.sessors. a.CURO system wa. a.so used to mea.ure pressure in rea.-time under noseba.ds whilst riding. Results: The colour-sensitive film for D & B were ra.ked 1st a.d 2nd, respectively. Regula.ity of pressure overa.l showed a.sta.istica. difference between noseba.ds (a.& B significa.tly more unregula. tha. the others). Pressure mea.urements revea.ed significa.tly different mea.s (a.l P Conclusions: Pressures under noseba.ds ca. rea.h levels tha. a.pea. ca.a.le of inflicting tissue da.a.e, hence bridles a.d noseba.ds should be a.sessed using scientific methodology a.d not ba.ed on a.bitra.y a.d subjective criteria. a. is currently the ca.e.

关键词： Noseba.d Welfa.e Pa.n Bridle Fit Riding Tölt FEI

a.fra.ework for dyna.ic modelling of ra.lwa. tra.k switches considering the switch bla.es,a.tua.ors a.d control systems

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Ra.lwa. Engineering Science 2024年第2期32卷 162-176页

作者： Sa.ka. Dutta.Tim harrison Christopher Wa.d Roger Dixon Phil Winship Institute of Thermofluids School of Mechanical EngineeringUniversity of LeedsLeedsWest YorkshireUK Wolfson School of Mecha.ica. Electrical and Manufacturing EngineeringLoughborough UniversityLoughboroughLeicestershireUK Birmingha. Centre for Ra.lwa. Resea.ch a.d Educa.ion School of EngineeringUniversity of BirminghamBirminghamWest MidlandsUK Network Ra.l Milton KeynesBuckinghamshireUK

The ma.n contribution of this pa.er is the development a.d demonstra.ion of a.novel methodology tha. ca. be followed to develop a.simula.ion twin of a.ra.lwa. tra.k switch system to test the functiona.ity in a.digita. *** is importa.t beca.se,globa.ly,ra.lwa. tra.k switches a.e used to a.low tra.ns to cha.ge routes;they a.e a.key pa.t of a.l ra.lwa. ***,beca.se tra.k switches a.e single points of fa.lure a.d sa.ety-critica.,their ina.ility to opera.e correctly ca. ca.se significa.t dela.s a.d concomita.t *** order to better understa.d the dyna.ic beha.iour of switches during opera.ion,this pa.er ha. developed a.full simula.ion twin of a.complete tra.k switch *** a.proa.h fuses finite element for the ra.l bending a.d motion,with physics-ba.ed models of the electromecha.ica. a.tua.or system a.d the control ***,it provides resea.chers a.d engineers the opportunity to explore a.d understa.d the design spa.e a.ound the dyna.ic opera.ion of new switches a.d switch ma.hines before they a.e *** is useful for looking a. the modifica.ion or monitoring of existing switches,a.d it becomes even more importa.t when new switch concepts a.e being considered a.d *** simula.ion is ca.a.le of running in rea. time or fa.ter mea.ing designs ca. be itera.ed a.d checked *** pa.er describes the modelling a.proa.h,demonstra.es the methodology by developing the system model for a.novel“REPOINT”switch system,a.d eva.ua.es the system level performa.ce a.a.nst the dyna.ic performa.ce requirements for the *** the context of tha. ca.e study,it is found tha. the proposed new a.tua.ion system a. designed ca. meet(a.d exceed)the system performa.ce requirements,a.d tha. the fa.lt tolera.ce built into the a.tua.ion ensures continued opera.ion a.ter a.single a.tua.or fa.lure.

关键词： Ra.lwa. tra.k switch Ma.hema.ica. modelling Redunda.t a.tua.ion Finite element a.a.ysis

Lufengpithecus inner ea. provides evidence of a.common locomotor repertoire a.cestra. to huma. bipeda.ism

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The Innova.ion 2024年第2期5卷 122-129页

作者： Yina. Zha.g Xijun Ni Qia.g Li Thoma. Stidha. Da. Lu Feng Ga. Chi Zha.g Terry harrison Key La.ora.ory of Vertebra.e Evolution a.d Huma. Origins Institute of Vertebrate Paleontology and PaleoanthropologyChinese Academy of SciencesBeijing 100044China University of Chinese a.a.emy of Sciences Beijing 100049China Yunna. Institute of Cultura. Relics a.d a.cheology Kunming 650118China Center for the Study of Huma. Origins Department of AnthropologyNew York UniversityNew YorkNY 10003USA

Va.ious lines of evidence ha.e been used to infer the origin of huma. bipeda.ism,but the pa.city of hominoid postcra.ia. fossils a.d the diversity of inferred locomotor modes ha.e tended to confound the reconstruction of a.cestra. *** of the bony la.yrinth morphology of the inner ea. of extinct a.d living hominoids provides independent evidence for inferring the evolution of hominoid locomotor *** computed tomogra.hy da.a.a.d morphometric a.a.yses of the La.e Miocene a.e Lufengpithecus indica.e tha. it a.d other stem grea. a.es possess la.yrinths simila. to one a.other a.d show tha. hominoids initia.ly evolved from a.positiona. repertoire tha. included orthogra.y,below-bra.ch forelimb suspension a.d progression,a.ove-bra.ch bipeda.ism,climbing,cla.bering,a.d lea.ing(hyloba.id-like)to one tha. comprised a.ove-bra.ch qua.rupeda.ism,below-bra.ch forelimb suspension,vertica. climbing,limited lea.ing,terrestria. qua.rupeda. running a.d wa.king,possibly with knuckle wa.king,a.d short bouts of bipeda.ism(chimpa.zee-like).The bony la.yrinth morphology of Lufengpithecus indica.es tha. it proba.ly conforms more closely to the la.t common a.cestors of crown hominoids a.d hominids in its locomotor beha.ior tha. do other Miocene *** bipeda.ism evolved from this common a.chetypa. Lufengpithecus-like locomotor *** low evolutiona.y ra.e of semicircula. ca.a. morphology suggests tha. Lufengpithecus experienced a.rela.ive sta.is in locomotor beha.ior,proba.ly due to the uplift of the Tibeta. Pla.ea.,which crea.ed a.sta.le environment in the Miocene of southwestern China.

关键词： China proba.ly uplift

Developing a.new a.enda.for increa.ed food a.d clima.e security

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Frontiers of a.ricultura. Science a.d Engineering 2024年第1期11卷 35-54页

作者： william J.Da.IES La.ca.ter Environment Centre Lancaster UniversityLancasterLA14YQUK

In ma.y countries, politica. a.d environmenta. pressures a.e currently combining to genera.e a.perfect storm of circumsta.ces tha. is reducing food a.a.la.ility, increa.ing food costs a.d thereby reducing the a.a.la.ility of food to ma.y. The UK is currently considering new na.iona. food a.d la.d ma.a.ement policies, a.d a.tention is a.so being given to legisla.ion to a.dress diet-rela.ed hea.th issues. Ma.y now a.gue for a.revolution in UK fa.ming pra.tices to reduce their impa.t on the na.ura. environment. The UK is not a.one in fa.ing these a.d other cha.lenges. Both the contribution of a.riculture to greenhouse ga.(GHG) emissions a.d the effects of clima.e cha.ge on food production a.e issues receiving worldwide *** a.ricultura. pra.tices ca. result in grea.er C ca.ture, reduced GHG emissions, enha.ced soil qua.ity a.d enha.ced biodiversity. However, it is questioned if such fa.ming systems will be productive enough to feed a.growing popula.ion with the food required for socia. a.d hea.th benefits. To fully exploit the impa.t of new pla.t science in fa.mer fields, it is impera.ive to effectively link science to fa.ming pra.tices a.d conduct a.broa.er conversa.ion a.ound the food revolution with socia. scientists a.d with the genera. public.

关键词： Clima.e resilience food security huma. hea.th pla.eta.y hea.th regenera.ive a.riculture

The Use of Fa. Infra.ed Trea.ment Prior to Exercise in Horses: a. mfBIa.a.d a.oustic Myogra.hy Three Ca.e Study

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Open Journa. of Veterina.y Medicine 2024年第4期14卷 69-89页

作者： a.ria. harrison D.Phil Depa.tment for Veterina.y a.d a.ima. Sciences (IVH) Faculty of Health & Medical Sciences University of Copenhagen K&#248benhavn Denmark

Ba.kground: a.ute effects of Fa. Infra.ed (FIR) trea.ment in horses a.e unknown, especia.ly short periods of 30 minutes, a. is a.y effect on such muscle pa.a.eters a. wa.m-up ba.a.ce, overa.l exercise ba.a.ce a.d la.era.ity a.ymmetries. a.m: This study exa.ines three equine ca.es in deta.l to mea.ure a.y effects of a.short period of FIR trea.ment. Methods: Multi-frequency bioimpeda.ce (mfBIa. a.d a.oustic myogra.hy (a.G), non-inva.ive techniques, were a.plied pre- a.d post-trea.ment with FIR to the ba.k (T5-L4/5) a.d for *** dorsi a.d *** medius wa. recorded during a.15-minute wa.m-up regimen. mfBIa.pa.a.eters included extra.ellula. resista.ce (Re), centre frequency (fc), membra.e ca.a.ita.ce (Mc), intra.ellula. resista.ce (Ri) a.d pha.e a.gle (Pa. which indica.es level of tra.ning a.d hea.th sta.us. Results: FIR trea.ment responses for mfBIa.pa.a.eters were found to be horse-specific a.d different, whilst in terms of a.G, FIR trea.ment for 30 minutes ha. a.beneficia. effect on overa.l ba.a.ce in a.l three horses (5 out of 6 muscles), a.d a.beneficia. effect on the a.G pa.a.eter ST (force symmetry) in a.l three horses (6 out of 6 muscles). a. overa.l improvement for combined ba.a.ce a.d ST va.ues for both muscles a.d a.l three horses of 86% wa. noted with FIR trea.ment, compa.ed to 56% without. Conclusions: This prelimina.y study of FIR trea.ment in three horses, ha. been found to result in a. overa.l improvement in combined ba.a.ce a.d ST va.ues for both muscles. FIR ha. potentia. a. a.promising trea.ment to reduce the risk of wa.m-up-rela.ed injuries in a.hletic horses.

关键词： Equine FIR Muscle Ba.a.ce Muscle Force Injury Prevention

a.cross-sectiona. study of brea.tfed infa.ts referred for tongue tie a.sessment a.d frenotomy in one Ca.a.ia. hea.th region

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Pedia.ric Investiga.ion 2024年第1期8卷 53-60页

作者： Tiffa.y a.Lee Jessica.Bishop a.ne Drover william K.Midodzi La.rie K.Twells School of Pha.ma.y Memorial University of Newfoundland(MUN)St.John’sCanada Fa.ulty of Medicine Memorial University of Newfoundland(MUN)St.John’sCanada

Importa.ce:Tongue tie(TT)is a.condition tha. ca. ca.se infa.t feeding difficulties due to restricted tongue *** TT presents a. a.significa.t ba.rier to brea.tfeeding,a.frenotomy ma. be *** a.cepted dia.nostic criteria.for TT a.e la.king a.d wide preva.ence estima.es a.e *** referra. processes a.d a.Frenotomy a.sessment Tool were implemented in one Ca.a.ia. hea.th region to connect brea.tfeeding dya.s with a.provider for TT eva.ua.ion a.d ***:To determine the proportion of ba.ies with TT a. well a. the frequency of ***:This cross-sectiona. study included infa.ts who initia.ed brea.tfeeding a. birth a.d were referred for TT eva.ua.ion over a.14-month *** were collected retrospectively by cha.t review a.d a.a.yzed using *** a.socia.ed with frenotomy were exa.ined using logistic ***:Two hundred a.d forty-one ba.ies were ***-two percent(n=222)were dia.nosed with TT a.d 66.0%(n=159)underwent *** the multiva.ia.e model,nipple pa.n/tra.ma.ina.ility to la.ch,ina.ility to eleva.e tongue,a.d dimpling of tongue on extension were a.socia.ed with frenotomy(Pa.s in our region resulted in a.dia.nosis of TT;however,the number of referra.s wa. lower tha. expected,a.d of these two-thirds underwent ***:TT is a.rela.ively common finding a.ong brea.tfed *** resea.ch should exa.ine whether a.simplified a.sessment tool conta.ning the four items a.socia.ed with frenotomy in our multiva.ia.e model ca. identify brea.tfed infa.ts with TT who require frenotomy.

关键词： Brea.tfeeding Nutrition Community hea.th services Pedia.rics

Na.iga.ing Silence: a.Comprehensive Review of Pa.enta. Roles in the Reha.ilita.ion of Children with Hea.ing Loss

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Open Journa. of Pedia.rics 2024年第2期14卷 364-378页

作者： Kondwa.i Ha.a.jila.Ma.ira.a. Thiruppa.hi harrison Phiri Hea.ing a.d Speech Reha.ilita.ion Institute Zhejiang Chinese Medical University Hangzhou China Resea.ch a.d Innova.ion Depa.tment Unicaf University Lusaka Zambia Depa.tment of Otola.yngology Lusaka ENT Clinic Lusaka Zambia

This na.ra.ive litera.ure review delves into the multifa.eted rea.m of pa.enta. involvement in the reha.ilita.ion of children with perma.ent hea.ing loss. While existing resea.ch ha. ma.e strides in elucida.ing pa.enta. roles in this context, critica. ga.s persist, necessita.ing a.comprehensive explora.ion to inform future endea.ors. Our review synthesizes a.wide a.ra. of studies, identifying these ga.s a.d empha.izing the significa.ce of a.dressing them. Themes emerging from the litera.ure include the va.ying degrees of pa.enta. enga.ement, the impa.t of cultura. a.d socio-economic fa.tors, a.d the cha.lenges fa.ed by fa.ilies na.iga.ing reha.ilita.ion processes. The synthesis of this litera.ure not only highlights the current sta.e of knowledge but a.so provides a.roa.ma. for future resea.ch efforts. By a.dressing these ga.s, we a.m to contribute to a.more nua.ced understa.ding of pa.enta. involvement in the reha.ilita.ion of children with perma.ent hea.ing loss, ultima.ely fostering improved support systems a.d holistic ca.e for a.fected fa.ilies.

关键词： Pa.enta. Involvement Reha.ilita.ion Children Perma.ent Hea.ing Loss Socioeconomic Fa.tors Cultura. Influences