32 research outputs found

    第十八届美国理论与应用力学大会总结

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    1会议概况2018年6月5—9日,第18届美国理论与应用力学大会(18th U.S. National Congress of Theoretical and Applied Mechanics, USNCTAM2018)在美国芝加哥召开.本次大会由美国力学国家委员会和中国力学学会联合主办,旨在探讨和交流近四年世界范围内在理论和应用力学领域的基础研究、创新技术的最新进展,吸引了来自世界各地的近千名专家学

    Evaluation on difference of therapeutic efficacy of Jiawei Xiaoyao Granules and Pills in treatment of emotional disorder during perimenopause based on Greene Climacteric Scale

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    目的:在前期加味逍遥丸治疗围绝经期情绪障碍具有比较优势的基础上,基于grEEnE量表探讨其颗粒剂和丸剂不同剂型间疗效差异。方法:经筛选后患有情绪障碍的围绝经期女性75例随机等分为A、b、C3组,分别对应采用帕罗西汀、加味逍遥丸和加味逍遥颗粒剂治疗8周。所有患者在治疗前后各进行1次grEEnE及其子因子评定,并在观察期结束时进行TESS评定。结果:grEEnE总分差及其焦虑、抑郁因子分差:3种治疗方法均能改善,且相互间无显著差异;grEEnE性因子和血管因子分差:后二组均优于A组(P<0.01);TESS评分:与A组比较,b、C组均有统计学意义(P<0.01),评分均小于A组,且后二组间无显著差异。结论:加味逍遥的2种剂型间疗效无显著差异,考虑到帕罗西汀的不良反应,治疗该病加味逍遥的2种剂型都值得推荐。Objective: To investigate the difference in therapeutic efficacy between Jiawei Xiaoyao Granules and pills based on the preliminary research of treating emotional disorder during perimenopause with Jiawei Xiaoyao Pills and Greene Climacteric Scale.Methods: 75 female patients with emotional disorder during perimenopause were slected and randomly divided into 3 groups as group A, B and C.Patients in the 3 groups were treated with paroxetine, Jiawei Xiaoyao Pills and Jiawei Xiaoyao Granules respectively for 8 weeks.Greene and Greene factors assessment were carried out in all the patients before and after treatment, and the TESS assessment was carried out at the end of the observation period.Results: The three therapies all could improve the gap in total score of Greene and its factors as anxiety and depressed, and the difference among these three groups was no significant.The factors of Greene and gap in score of vascular factors of group B and C was better than that of group A(P<0.01).The difference in TESS score between group A and group B and C was significant(P<0.01), while the difference between group B and group C was not significant.Conclusion: The difference in curative effect between the two formulations was not significant.Because of the adverse reactions of paroxetine, in the treatment of emotional disorder during perimenopause, the two formulations of Jiawei Xiaoyao Powder were worth to be recommended.国家自然科学青年基金项目(No.81302960)~

    一种基于GPU应用于大规模星模拟器的灰度弥散模型

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    灰度弥散模型被广泛应用于模拟星模拟器的成像过程。在实际问题域中,该模型需要巨大的计算能力以完成繁重的数值计算,而目前图形处理单元(GPUs)已经发展成为一种有效的数值处理平台,对于计算密集型模拟具有很好的加速能力。本文设计并实现了GPU平台下,基于统一计算架构(CUDA)的并行灰度模型,可应用于大规模星模拟器的快速灰度模拟。首先分析了该模型具有的双重并行特性并采用CUDA模型模拟其良好的数据并行特征。为了便于对比研究,设计了两类模拟器:一类是串行模拟器作为基准模拟器;另一类是基于CUDA的并行模拟器。同时在并行策略、模型以及GPU实现层面分别给出不同优化方法以有效提高并行效率。最后,设计对应于双重并行粒度的两类测试基准以评估并行模拟器的性能。 数据分析证明CUDA并行模拟器取得良好的性能提升,同时也给出了该模拟器中存在的一些限制。中国计算机学

    disp:distributed information sharing platform for iot

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    为了使物联网中的人、机、物之间能互享数据和服务,设计并实现了DISP数据服务系统.它可以实时获取并处理数据、部署并控制设备;通过高效的稳定数据流,把系统和服务开放给所有用户,供其发布数据和共享资源,从而自由定制高级的数据组件.细述了DISP系统的架构部署、设计原理、实现机制,详细分析了实现DISP数据服务系统开放性、实时性、灵活性的关键技术,并通过实验系统验证了DISP系统的工作流程和运行效果.国家科技重大专项(2011ZX03005-006,2010ZX03006-002-03)|国家自然科学基金课题(61073180)资助For sharing data and services among human, machine and environment in the Internet of Things(IoT), wedesigned a data service system, named Distributed Information Sharing Platform(DISP). This system collects andprocesses a variety of data streams in real time, changing with time and location;controls devices deployed in physicalenvironment;outputs high efficient stable data stream, serving users all over the world. Every user can either share thedata stream under certain rightness, or define high-level service components as his will. This paper described the imple-mentation mechanisms of DISP, analyzed the key techniques about real-time, openness, and scalability in detail, and veri-fied the processes and efficiency under a prototype system

    中国人眼光谱相对视亮度函数研究Ⅱ.明视函数

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    &lt;正&gt; 在可见光谱范围内(380nm-780nm)。人眼对不同波长的辐射,即各种颜色光,具有不同的感受性。一般说来,人眼对可见光谱中黄绿色的感受性最高,对光谱两端的红色和紫色,感受性就低得多。人眼对光谱不同区域视觉感受性不同的这种特点,通常叫作光谱视亮度或光谱感受性,并以其函数来表征,称为光谱相对视亮度函数。它的图示,就是</p

    Parents Cultural intelligence(CQ)and Acculturation of Children:The Mediation of Parents Expectation

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    采用"滚雪球"的方法对732个家庭进行问卷调查,本研究考察了家长期望在家长文化智力与子女跨文化流动适应关系中的作用。研究将家长文化智力分为四个成分,其中家长元认知性文化智力、动机性文化智力和行为性文化智力对子女跨文化行为适应有显著的预测作用,家长动机性文化智力和行为性文化智力对子女跨文化认知适应有显著的预测作用。在家长动机性文化智力对子女跨文化认知适应的正向预测关系中,家长环境适应期望、外语期望起部分中介作用;在家长行为性文化智力对子女跨文化认知适应的正向预测关系中,家长环境适应期望起部分中介作用。家长期望在家长文化智力与子女跨文化流动适应关系中起部分中介作用

    中国人眼光谱相对视亮度函数的研究 Ⅱ 暗视函数

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    &lt;正&gt; 一、引 言 人眼作为光接受器,对于可见光谱内的不同波长的辐射有不同的视亮度或感受性。随着光照水平的变化,人眼的这种光谱感受性又有明显的变化:在明视条件下,正常人眼最敏感的部位在黄绿区内; 在暗视条件下,敏感峰值向短波段推移,在蓝绿区。这种现象称为朴金耶(purkinje)位移。它是由网膜机能的双重性所决定的&mdash;&mdash;明视觉主要是锥体</p

    中国人眼光谱相对视亮度函数的研究

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    &lt;正&gt; 问 题 人眼对光谱各波长的灵敏度,是产生一种阈限反应或主观相等亮度所需要的辐射能量的倒数。它们原称光谱视亮度,现在我们称之为光谱相对视亮度。即使是等能光谱,各波长引起的相对视亮度也很不相同。具体测量时除绝对阈限法外,一般常用匹配法:使人眼将不同波长的光谱色光分别和一个固定强度的白色标准光作亮度匹配,达</p

    数值模拟含表面活性剂的液液体系平界面传质Marangoni效应

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    &lt;正&gt;两水平液层体系是研究Marangoni效应的机理和规律时较易于处理的体系。Mao等对水平界面传质Marangoni效应的数值模拟结果与Sternling &amp; Scriven对典型的溶剂萃取体系的相间传质的Marangoni现象的线性不稳定性理论分析结果一致。在此基础上,将表面活性剂界面吸附、脱附和界面对流传质方程、表面活性剂
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