最优Steiner树问题(Steiner tree problem,STP)是一个经典的组合优化问题,许多工程问题都可以归结为最优Steiner树问题。STP被广泛应用于通信网络、电路设计、VLSI设计等领域。然而,STP是典型的NP难问题,还没有多项式时间的精确算法求...最优Steiner树问题(Steiner tree problem,STP)是一个经典的组合优化问题,许多工程问题都可以归结为最优Steiner树问题。STP被广泛应用于通信网络、电路设计、VLSI设计等领域。然而,STP是典型的NP难问题,还没有多项式时间的精确算法求解该问题。目前,求解该问题的算法主要集中在基于启发式的近似算法、智能优化算法、信息传播算法等,并取得了很好的效果。在不同规模的网络中,基于传统遗传算法给出一种叶交叉机制(leaf crossover,LC),使用该机制的算法性能表现更好。通过对这些算法的原理、性能、精度等方面进行梳理,归纳出算法的优缺点,并指出STP的研究方向和算法设计路径,对于相关问题的研究有指导意义。展开更多
In the early 20th century,French vice-consul George Souliéde Morant encountered acupuncture during his visit to China,and then brought it back to France.After more than a century,his collection was transported fr...In the early 20th century,French vice-consul George Souliéde Morant encountered acupuncture during his visit to China,and then brought it back to France.After more than a century,his collection was transported from Paris,France to Kunming,China,and later recognized as a Chinese national third-class precious cultural heritage.Currently housed in the Museum of Western Studies on Chinese Medicine at Yunnan University of Chinese Medicine,this set of instruments includes one needle holder converted from a fan-shaped holder,ten acupuncture needles,and eleven paper tags handwritten in English with names of diseases and body parts.This article attempts to present the foundational information and historical significance of this collection of this set of late Qing dynasty acupuncture instruments by reviewing the collection and related research on acupuncture instruments,consulting acupuncture professionals,measuring the detailed information of the set of instruments,and employing a method of translating and summarizing the content of the attached tags.展开更多
The thesis gives a comprehensive review of the development of hermeneutics, exploring George Steiner 's creative understanding of Hermeneutic Motion which involves four stages, namely trust, aggression, incorporat...The thesis gives a comprehensive review of the development of hermeneutics, exploring George Steiner 's creative understanding of Hermeneutic Motion which involves four stages, namely trust, aggression, incorporation and restitution, thus emphasizing translators 'sub-jectivity throughout the whole process of translation.展开更多
This study aims to discuss the possibility of becoming conscious of certain aspects of one’s own existence through creative activity.The discussion involves Piagetian constructivism and Steiner’s ideas about human d...This study aims to discuss the possibility of becoming conscious of certain aspects of one’s own existence through creative activity.The discussion involves Piagetian constructivism and Steiner’s ideas about human development and is justified by the contribution of creative activity to the development of autonomy,according to Piaget,and to the development of an ethical individuality,according to Steiner.The participation of adults in sessions of creative process,as well as the questions posed after this activity,asking for the relationships between what they created and their life,is evidence of practices favourable to increasing the grasping of consciousness of self and of the process of developing an ethical individuality.展开更多
十八世纪法国地图学家、版画家及建筑师勒胡日(Georges Louis Le Rouge)出版的《英中式园林》(Jardins anglo-chinois)系列图册提供了大量中国园林图像,其中57幅中国皇帝南巡行宫铜版画翻刻自法国来华传教士钱德明从中国寄出的画作。这...十八世纪法国地图学家、版画家及建筑师勒胡日(Georges Louis Le Rouge)出版的《英中式园林》(Jardins anglo-chinois)系列图册提供了大量中国园林图像,其中57幅中国皇帝南巡行宫铜版画翻刻自法国来华传教士钱德明从中国寄出的画作。这两套收藏于法国国家图书馆的南巡行宫图尚未见于已有研究,且与目前已知南巡行宫图均有所不同,是还没有被认知和利用的新材料。鉴于此,有必要核定行宫图基本信息,追踪行宫图来源及流传过程,本文综罗图文史料重新梳理康乾南巡历史和图像涉及的南巡行宫园林建置沿革,考证图绘背景和年代,揭示了行宫图分别绘于乾隆首次及第四次南巡前,弥补了康熙至乾隆中期南巡行宫图像的缺失,具有重要的史料和艺术价值。展开更多
文摘最优Steiner树问题(Steiner tree problem,STP)是一个经典的组合优化问题,许多工程问题都可以归结为最优Steiner树问题。STP被广泛应用于通信网络、电路设计、VLSI设计等领域。然而,STP是典型的NP难问题,还没有多项式时间的精确算法求解该问题。目前,求解该问题的算法主要集中在基于启发式的近似算法、智能优化算法、信息传播算法等,并取得了很好的效果。在不同规模的网络中,基于传统遗传算法给出一种叶交叉机制(leaf crossover,LC),使用该机制的算法性能表现更好。通过对这些算法的原理、性能、精度等方面进行梳理,归纳出算法的优缺点,并指出STP的研究方向和算法设计路径,对于相关问题的研究有指导意义。
基金financed by the grants from Scientific Research Fund Project of Yunnan Provincial Department of Education(No.2022Y377)Youth Fund for Humanities and Social Sciences Research Project of the Ministry of Education(No.20YJCZH246)National Social Science Fund Project(No.16BXW055)。
文摘In the early 20th century,French vice-consul George Souliéde Morant encountered acupuncture during his visit to China,and then brought it back to France.After more than a century,his collection was transported from Paris,France to Kunming,China,and later recognized as a Chinese national third-class precious cultural heritage.Currently housed in the Museum of Western Studies on Chinese Medicine at Yunnan University of Chinese Medicine,this set of instruments includes one needle holder converted from a fan-shaped holder,ten acupuncture needles,and eleven paper tags handwritten in English with names of diseases and body parts.This article attempts to present the foundational information and historical significance of this collection of this set of late Qing dynasty acupuncture instruments by reviewing the collection and related research on acupuncture instruments,consulting acupuncture professionals,measuring the detailed information of the set of instruments,and employing a method of translating and summarizing the content of the attached tags.
文摘The thesis gives a comprehensive review of the development of hermeneutics, exploring George Steiner 's creative understanding of Hermeneutic Motion which involves four stages, namely trust, aggression, incorporation and restitution, thus emphasizing translators 'sub-jectivity throughout the whole process of translation.
文摘This study aims to discuss the possibility of becoming conscious of certain aspects of one’s own existence through creative activity.The discussion involves Piagetian constructivism and Steiner’s ideas about human development and is justified by the contribution of creative activity to the development of autonomy,according to Piaget,and to the development of an ethical individuality,according to Steiner.The participation of adults in sessions of creative process,as well as the questions posed after this activity,asking for the relationships between what they created and their life,is evidence of practices favourable to increasing the grasping of consciousness of self and of the process of developing an ethical individuality.
文摘十八世纪法国地图学家、版画家及建筑师勒胡日(Georges Louis Le Rouge)出版的《英中式园林》(Jardins anglo-chinois)系列图册提供了大量中国园林图像,其中57幅中国皇帝南巡行宫铜版画翻刻自法国来华传教士钱德明从中国寄出的画作。这两套收藏于法国国家图书馆的南巡行宫图尚未见于已有研究,且与目前已知南巡行宫图均有所不同,是还没有被认知和利用的新材料。鉴于此,有必要核定行宫图基本信息,追踪行宫图来源及流传过程,本文综罗图文史料重新梳理康乾南巡历史和图像涉及的南巡行宫园林建置沿革,考证图绘背景和年代,揭示了行宫图分别绘于乾隆首次及第四次南巡前,弥补了康熙至乾隆中期南巡行宫图像的缺失,具有重要的史料和艺术价值。
