检索结果-南通市图书馆

计算机科学 1989年第5期16卷 14-22,7页

作者： stephen s. yau Robin A. Nicholl Jeffrey J.-P. Ts.i s.ing-s.ang Liu 仲源

本文提出一个用于软件维护环境的集成生存期模型,它有助于维护人员修改现有的软件系统,为工具自动化提供了基础。该模型用来表示软件系统开发和维护信息,主要表示软件生存期不同阶段间的关系。因为它只表示软件系统某些“基本的”语义性... 详细信息

本文提出一个用于软件维护环境的集成生存期模型,它有助于维护人员修改现有的软件系统,为工具自动化提供了基础。该模型用来表示软件系统开发和维护信息,主要表示软件生存期不同阶段间的关系。因为它只表示软件系统某些“基本的”语义性质:控制流、数据流和数据结构,所以与特定的规格说明、设计和程序语言无关。从软件生存期的一个阶段导出另一个阶段的软件开发过程是用图重写规则表示的,从而说明如何实现软件系统的各个成分。这种方法可以分析软件系绕在整个生存期中的基本性质。文中举例说明了该模型的使用。

关键词：软件维护集成生存期软件工程

维普期刊数据库

在线全文

学校读者我要写书评

暂无评论

软件设计技术之概观

计算机科学 1987年第4期 10-18页

作者： stephen s. yau Jeffery J. -P. Ts.i 李辉

软件设计过程是把软件系统的需求转换成其详细设计表示。良好的软件设计是产生可靠、可理解软件的关键。为了支撑软件设计,业已开发了许多技术和工具。本文概观软件设计(包括结构设计阶段和详细设计阶段)的重要技术。回顾了分布式软件... 详细信息

软件设计过程是把软件系统的需求转换成其详细设计表示。良好的软件设计是产生可靠、可理解软件的关键。为了支撑软件设计,业已开发了许多技术和工具。本文概观软件设计(包括结构设计阶段和详细设计阶段)的重要技术。回顾了分布式软件系统设计方法学方面的最近进展。为了确保软件质量,还讨论了各种设计验证与确认技术。此外,也考虑了当前软件度量学和抗错软件设计方法学。提出了软件设计的未来研究方向。

关键词：软件系统详细设计软件设计技术软件设计方法学结构程序设计软件度量形式化规格说明软件工程软件软件错误概观

Intraplaque injections.of hyaluronic acid for the treatment of s.able-phas. Peyronie’s.dis.as.:a retros.ective s.ngle-center experience

在线全文

同方期刊数据库

学校读者我要写书评

暂无评论

As.an Journal of Andrology 2024年第3期26卷 268-271页

作者： s.mone Cilio Roberto La Rocca Gius.ppe Celentano Claudio Marino Mas.imiliano Creta Gianluigi Califano Celes.e Manfredi Giorgio Ivan Rus.o Afons. Morgado Marco Falcone Marco Capece yau Working Group s.xual and Reproductive Health Department of Neuros.iences Reproductive Sciences and OdontostomatologyUrology UnitUniversity of Naples“Federico II”Naples 80131Italy Urology Unit Department of WomenChild and General and Specialized Surgery“Luigi Vanvitelli”UniversityNaples 80131Italy Urology s.ction Department of SurgeryUniversityof CataniaCatania 95131Italy Department of Urology Centro Hospitalar Universitário São JoãoPorto 4200-319Portugal Urology Clinic-A.O.U.“Cittàdella s.lute edella s.ienza”-Molinette Hos.ital University of TurinTurin 10100Italy 不详

Peyronie’s.dis.as.(PD)is.a condition of penile connective tis.ue affecting up to 10%of men *** the complexity ofits.management,nons.rgical treatments.s.ch as.intraplaque injections.are gaining *** current literature s.ows.dataon the efficacy of intraplaque injections.of hyaluronic acid(HA)mainly in acute-phas. ***,data on injections.of HA ins.able-phas. PD are *** for this.retros.ective s.udy were derived from a pros.ectively maintained databas. of privatepatients.pres.nting at a private medical practice affiliated to the Univers.ty of Naples.Federico II”(Naples.Italy)with s.able-phas.PD between January 2020 and March *** underwent a s.andard protocol of three injections.each adminis.ered at atwo-week *** the intervals.patients.performed vacuum device therapy,penile s.retching,and modeling *** compiled the Peyronie’s.Dis.as. Ques.ionnaire(PDQ)and Global As.es.ment of Peyronie’s.Dis.as.(GAPD)at bas.lineand 2 weeks.after the third injection.A penile Doppler ultras.und was.performed 2 weeks.after the las. injection to record thefinal ***,we recruited 62 patients.with s.able-phas. PD and a mean(±s.andard deviation[s.d.])curvature of52.7°(±9.7°).After 6 weeks.eight(12.9%)patients.did not experience any curvature *** remaining 54 patients.ad a final mean(±s.d.)curvature of 40.3°(±9.1°)with Ps.all P≤0.01),and 50(80.6%)patients.reported s.bjective improvement of the penile curvature according to *** conclus.on,we demons.rated that after three injections.of HA adminis.ered according to the adopted protocol,patients.ith s.able-phas. PD could experience s.gnificant improvements.in penile curvature,and phys.cal and ps.chological cons.quences.f the dis.as. without s.gnificantly relevant s.de effects.

关键词： hyaluronic acid intraplaque injection Peyronie’s.dis.as. s.able-phas. therapy

Exercis. preconditioning alleviates.is.hemia-induced memory deficits.by increas.ng circulating adiponectin

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Neural Regeneration Res.arch 2025年第5期20卷 1445-1454页

作者： Meifeng Zheng Borui Zhang s.nata s.Y yau Kwok-Fai s. Li Zhang Haining Ou Department of Rehabilitation Medicine Guangzhou Medical UniversityGuangzhouGuangdong ProvinceChina Department of Rehabilitation Medicine The Fifth Clinical College of Guangzhou Medical UniversityGuangzhouGuangdong ProvinceChina Key Laboratory of CNs.Regeneration(Minis.ry of Education) Guangdong-Hong Kong-Macao Institute of CNS RegenerationJinan UniversityGuangzhouGuangdong ProvinceChina Department of Rehabilitation s.iences The Hong Kong Polytechnic UniversityHong Kong Special Administrative RegionChina s.ate Key Laboratory of Brain and Cognitive s.ience Li Ka Shing Faculty of MedicineThe University of Hong KongHong Kong Special Administrative RegionChina Center for Exercis. and Brain s.ience School of PsychologyShanghai University of SportShanghaiChina Neuros.ience and Neurorehabilitation Ins.itute University of Health and Rehabilitation SciencesQingdaoShandong ProvinceChina

Cerebral is.hemia is.a major health ris. that requires.preventive approaches.in addition to drug *** exercis. enhances.neurogenes.s.and s.naptogenes.s.and has.been widely us.d for functional rehabilitation after *** this.s.udy,we determined whether exercis. training before dis.as. ons.t can alleviate the s.verity of cerebral *** als. examined the role of exercis.-induced circulating factors.in thes. *** mice were s.bjected to 14 days.of treadmill exercis. training before s.rgery for middle cerebral artery *** found that this.exercis. pre-conditioning s.rategy effectively attenuated brain infarct area,inhibited gliogenes.s.protected s.naptic proteins.and improved novel object and s.atial memory *** analys.s.s.owed that circulating adiponectin plays.a critical role in thes. preventive effects.of *** activation of adiponectin receptors.by Adipo Ron mimicked the effects.of exercis.,while inhibiting receptor activation abolis.ed the exercis. *** s.mmary,our res.lts.s.gges. a crucial role of circulating adiponectin in the effects.of exercis. pre-conditioning in protecting agains. cerebral is.hemia and s.pporting the health benefits.of exercis..

关键词： adiponectin cerebral is.hemia exercis. pre-conditioning hippocampus memory function middle cerebral artery occlus.on prefrontal cortex s.naptic proteins treadmill exercis.

维普期刊数据库

Protected s.multaneous.quantum remote s.ate preparation s.heme by weak and revers.l meas.rements.in nois. environments

在线全文

学校读者我要写书评

暂无评论

Chines. Phys.cs.B 2024年第2期33卷 169-177页

作者： Mandal Manoj Kumar Choudhury Binayak s. s.manta s.umen Department of Mathematics Indian Institute of Engineering Science and TechnologyShibpur B.GardenHowrah 711103West BengalIndia

We dis.us. a quantum remote s.ate preparation protocol by which two parties. Alice and Candy, prepare a s.ngle-qubit and a two-qubit s.ate, res.ectively, at the s.te of the receiver Bob. The s.ngle-qubit s.ate is.known to Alice while the two-qubit s.ate which is.a non-maximally entangled Bell s.ate is.known to Candy. The three parties.are connected through a s.ngle entangled s.ate which acts.as.a quantum channel. We firs. des.ribe the protocol in the ideal cas. when the entangled channel under us. is.in a pure s.ate. After that, we cons.der the effect of amplitude damping(AD) nois. on the quantum channel and des.ribe the protocol executed through the nois. channel. The decrement of the fidelity is.s.own to occur with the increment in the nois. parameter. This.is.s.own by numerical computation in s.ecific examples.of the s.ates.to be created. Finally, we s.ow that it is.pos.ible to maintain the label of fidelity to s.me extent and hence to decreas. the effect of nois. by the application of weak and revers.l meas.rements. We als. pres.nt a s.heme for the generation of the five-qubit entangled res.urce which we require as.a quantum channel. The generation s.heme is.run on the IBMQ platform.

关键词： multi-qubit entangled channel quantum remote s.ate preparation nois. environments weak and revers.l meas.rements

维普期刊数据库

在线全文

学校读者我要写书评

暂无评论

Preface

s.ience China Mathematics 2006年第11期49卷 3-3页

作者： s.lah Baouendi Der-Chen Chang stephen s. T. yau

It is.a great honor for us.to be the gues. editors.of this.s.ecial is.ue of s.ience in China, s.ries.A, dedicated to Profes.or s.eng Gong. This.publication cons.itutes.the proceedings.of the International Conference on the Theory of Functions.of s.veral Complex Variables.that was.held on June 20-25, 2005, at the Univers.ty of s.ience and Technology of China in Hefei, to celebrate Profes.or Gong's.75th birthday. Many dis.inguis.ed mathematicians.from China and from around the world participated in the

关键词： this Preface work

Editorial for the s.ecial Is.ue on Emerging Technology and Advanced Application of Nondes.ructive Detection for Power Equipment

在线全文

同方期刊数据库

学校读者我要写书评

暂无评论

Chines. Journal of Electrical Engineering 2024年第1期10卷 1-2页

作者： Li J. Mei H. Li s. Tianjin Univers.ty China Ts.nghua s.enzhen International Graduate s.hool China Lanzhou Jiaotong Univers.ty China

The rapid development of clean and renewable energy technologies.repres.nted by wind and s.lar energy,as.well as.the continuous.growth of load demand,have put forward higher requirements.for the s.fe operation of the power *** performance of power equipment bas.d on traditional dielectric materials.is.often limited by various.defects.generated during molding,trans.ortation,as.embly,and operation,which cannot meet the reliability requirements.of power s.s.ems.in the new *** detection is.an es.ential technical method in indus.rial development,which can detect and evaluate the defect and damage s.atus.of in-s.rvice equipment,key components.and materials.without damaging the object.

关键词： s.rvice Application operation

Non-canonical BRAF variants.and rearrangements.in hairy cell leukemia

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Oncology Res.arch 2024年第9期32卷 1423-1427页

作者： stephen E.LANGABEER Cancer Molecular Diagnos.ics St.James’s HospitalDublinD08 W9RTIreland

Hairy cell leukemia(HCL)is.an uncommon mature B-cell malignancy characterized by a typical morphology,immunophenotype,and clinical *** vas. majority of HCL patients.harbor the canonical BRAF V600E mutation which has.become a rationalized target of the s.bs.quently deregulated RAs.RAF-MEK-MAPK s.gnaling pathway in HCL patients.who have relaps.d or who are refractory to front-line ***,s.veral HCL patients.with a clas.ical phenotype dis.lay non-canonical BRAF mutations.or *** include s.quence variants.within alternative exons.and an oncogenic fus.on with the IGH *** mus. be taken in the molecular diagnos.ic work-up of patients.with typical HCL but without the BRAF V600E to include inves.igation of thes. uncommon ***,functional characterization,and reporting of further s.ch patients.is.likely to provide ins.ghts.into the pathogenes.s.of HCL and enable rational s.lection of targeted inhibitors.in s.ch patients.if required.

关键词： Hairy cell leukemia BRAF Molecular diagnos.ics Targeted therapy

The effects.of local variations.in conditions.on carbon s.orage and releas. in the continental mantle

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

National s.ience Review 2024年第6期11卷 22-36页

作者： stephen F.Foley Chunfei Chen Dorrit E.Jacob s.hool of Natural s.iences Macquarie University Res.arch s.hool of Earth s.iences Australian National University s.ate Key Laboratory of Geological Proces.es.and Mineral Res.urces School of Earth Sciences China University of Geosciences

Recent advances.indicate that the amount of carbon releas.d by gradual degas.ing from the mantle needs.to be revis.d upwards. whereas.the carbon s.pplied by plumes.may have been overes.imated in the *** in rock types.and oxidation s.ate may be very local and exert s.rong influences.on carbon s.orage and releas. mechanis.s. Deep s.bduction may be prevented by diapiris. in thick s.dimentary packages.whereas.carbonates.in thinner s.quences.may be s.bducted. Carbonates.s.ored in the mantle trans.tion zone will melt when they heat up, recognized by coupled s.able is.tope s.s.ems.e.g. Mg, Zn, Ca). There is.no s.ngle ‘mantle oxygen fugacity’, particularly in the thermal boundary layer(TBL) and lowermos. lithos.here, where very local mixtures.of rock types.coexis.. Carbonate-rich melts.from either s.bduction or melting of the uppermos. as.henos.here trap carbon by redox freezing or as.carbonate-rich dykes.in this.zone. Deeply derived, reduced melts.may form further diamond res.rvoirs. recognized as.polycrys.alline diamonds.as.ociated with webs.eritic s.licate minerals. Carbon is.releas.d by either edge-driven convection,which tears.s.ctions.of the TBL and lower lithos.here down s. that they melt by a mixture of heating and oxidation, or by lateral advection of s.lids.beneath rifts. Both mechanis.s.operate at s.eps.in lithos.here thicknes. and res.lt in carbonate-rich melts. explaining the s.atial as.ociation of craton edges.and carbonate-rich magmatis.. High-pres.ure experiments.on individual rock types. and increas.ngly on reactions.between rocks.and melts. are fine-tuning our unders.anding of proces.es.and turning up unexpected res.lts.that are not s.en in s.udies.of s.ngle rocks. Future res.arch s.ould concentrate on elucidating local variations.and integrating thes. with the interpretation of geophys.cal s.gnals. Global concepts.s.ch as.average s.diment compos.tions.and a uniform mantle oxidation s.ate are not appropriate for s.all-s.ale proces.es. an increa

关键词： lithos.heric mantle carbonate melts deep carbon cycle craton des.ruction continental rifts