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17篇 您的检索式:作者名="Yasuomi"
    题名 作者 年代 出处 被引量
1Responses of some landscape trees to the drought and high temperature events during 2006 and 2007 in Yamaguchi, Japan显示文摘极端天气事件为 Yamaguchi 从 1967 ~ 2007 的一年基于气象学的数据被分析,日本。从风景树的回答主要被图象象素的分析也调查并且光谱反射。结果证明在在 2007 的干燥、热、多风的夏天以后, Yamaguchi 城市里的许多风景树趋于由减少他们的叶表面区域并且收到更少的放射精力回答极端天气事件。早熟的叶褪色或落叶在某风景树种类上出现了,叶坏死发生在许多 Kousa 山茱萸(角 kousa ) 的尖端和边缘上在相反的地点的树。由图象象素分析方法描述了,取样的山茱萸树的坏死的区域百分比(LNAP ) 平均的叶 41.6% 并且树也显示出的取样的 Sasanqua 山茶(Camelia sasanqua ) 在 2007 的花季节的更少花比那在 2006。由部分变色王冠的微分分析,它为香甜的口香糖(Liquidambar styraciflua ) 介绍了王冠颜色的一个逻辑微分方程树。它建议坚持的更高的温度和更低的降水能对在差的地点的敏感风景树有害,甚至在象 Yamaguchi 一样的相对潮湿的区域。WANG Fei Haruhiko Yamamoto Yasuomi Ibaraki 2009Journal of Forestry Research2009,20,3:3
2High REDOX RESPONSIVE TRANSCRIPTION FACTOR1 Levels Result in Accumulation of Reactive Oxygen Species in Arabidopsis thaliana Shoots and Roots显示文摘Mitsuhiro Matsuo Joy MichalJohnson Ayaka Hieno Mutsutomo Tokizawa Mika Nomoto Yasuomi Tada Rinesh Godfrey Junichi Obokata Irena Sherameti Yoshiharu Y. Yamamoto~l Frank-D. Boehmer Ralf Oelmuller 2015Molecular Plant2015,8,8:2
3Three- phase Multilevel-Voltage Source Converters with Low Switching Frequencies and Less Distorted Input Voltages 显示文摘Kuniomi Oguchi Yasuomi Maki Yoshinofi Sunaga 1994IEEE Tansactions on Industry Applications1994,30,5:1
4Short dynamic FDG-PET imaging protocol for patients with lung cancer显示文摘Tatsuo Torizuka Shuji Nobezawa Shigeru Momiki Norio Kasamatsu Toshihiko Kanno Etsuji Yoshikawa Masami Futatsubashi Hiroyuki Okada Yasuomi Ouchi 2000European Journal of Nuclear Medicine2000,,10:1
5Hydroxylation of phenolic compounds under the condition of ultrasound in aqueous solution显示文摘Takizawa Yasuomi Akama 1996Ultrasonics Sonochemistry1996,3,3:1
6River levee change detection using distributing optical fiber sensor显示文摘 Uchiyama Yasuomi Kurashima Toshio 2000IEICE Trans Electron2000,83,3:1
7Development of a digital image analysis method for real-time estimation of chlorophyll content in micropropagated potato plants显示文摘S. Dutta Gupta Yasuomi Ibaraki A. K. Pattanayak 2013Plant Biotechnology Reports2013,,1:1
8RGB图像分析法测定台风0613诱发的竹叶黄化和坏死(英文)显示文摘遭遇台风0613号袭击之后,日本山口市的许多乔木和灌木出现叶尖和叶缘甚至整叶黄化和坏死的症状。同一竹林林分中既有黄化叶片也有坏斑叶片。本文用非破坏、非接触的RGB图像分析法研究了这一现象。研究表明,室内拍摄的黄化竹单叶图像的G/R值与叶绿素计(SPAD)值之间呈紧密的正相关,平方回归相关系数0.961;与坏死斑面积率之间呈反逻辑斯蒂函数关系,平方回归相关系数0.958。用RGB图像分析法不仅可以估测叶片的黄化程度而且可也估测叶片的坏死斑面积。研究还发现,光线差异较大时拍摄的图片,相同叶片的G/L值的方差小于G/R值的方差值,尤其是绿色叶片。与G/R相比,黄化叶片的G/L值得到了与SPAD更紧密的相关性。室外拍摄的竹林冠分析表明,光线差别较大的图像G/L值与林分距海岸的距离的相关性也高于G/R值。王斐 Haruhiko Yamamoto Yasuomi Ibaraki 2008Journal of Forestry Research2008,19,3:1
9Reduction of serotonin transporters of patients with chronic fatigue syndrome显示文摘Shigeyuki Yamamoto Yasuomi Ouchi Hirotaka Once 2004NeuroReport2004,15,:1
10Progression from Unilateral to Bilateral Parkinsonism in Early Parkinson Disease: Implication of Mesocortical Dopamine Dysfunction by PET显示文摘Yagi Shunsuke Yoshikawa Etsuji Futatsubashi Masami Yokokura Masamichi Yoshihara Yujiro Torizuka Tatsuo Ouchi Yasuomi 2010The Journal of Nuclear Medicine2010,,:1
11Nitric oxide and reactive oxygen species do not elicit hypersensitive cell death but induce apoptosis in the adjacent cells during the defense response of oat显示文摘YASUOMI TADA TOMOYO MORI TAKESHI SHINOGI 2004MPMI2004,17,:1
12Early therapy monitoring with FDG-PET in aggressive non-Hodgkin’s lymphoma and Hodgkin’s lymphoma显示文摘Tatsuo Torizuka Fumitoshi Nakamura Toshihiko Kanno Masami Futatsubashi Etsuji Yoshikawa Hiroyuki Okada Masahide Kobayashi Yasuomi Ouchi 2004European Journal of Nuclear Medicine and Molecular Imaging2004,,1:1
13Separa- tion of major safflowers from carthamus yellow using high-speed eountercurrent chromatography 显示文摘KOICHI I CH1HIRO N YASUOMI M 2008Journal of Liquid Chromatography ~ Related Technologies2008,31,:1
14Frequency Switches at Transition Temperature in Voltage-Gated Ion Channel Dynamics of Neural Oscillators显示文摘Understanding of the mechanisms of neural phase transitions is crucial for clarifying cognitive processes in the brain. We investigate a neural oscillator that undergoes different bifurcation transitions from the big saddle homoclinic orbit type to the saddle node on an invariant circle type, and the saddle node on an invariant circle type to the small saddle homoclinic orbit type. The bifurcation transitions are accompanied by an increase in thermodynamic temperature that affects the voltage-gated ion channel in the neural oscillator. We show that nonlinear and thermodynamical mechanisms are responsible for different switches of the frequency in the neural oscillator. We report a dynamical role of the phase response curve in switches of the frequency, in terms of slopes of frequency-temperature curve at each bifurcation transition. Adopting the transition state theory of voltagegated ion channel dynamics, we confirm that switches of the frequency occur in the first-order phase transition temperature states and exhibit different features of their potential energy derivatives in the ion channel. Each bifurcation transition also creates a discontinuity in the Arrhenius plot used to compute the time constant of the ion channel.Yasuomi D.Sato 2018Chinese Physics Letters2018,35,5:0
15Changes in Repetitive Firing Rate Related to Phase Response Curves for Andronov-Hopf Bifurcations显示文摘我们在在二维的 HindmarshRose (2dHR ) 的重复开火学习特定的变化从 supercritical AndronovHopf 经历分叉转变的摆动的系统(啊) 类型到 subcritical AndronovHopf (SAH ) 类型。我们识别在到 SAH 分叉转变的 AH 期间为重复开火率的变化负责的动态机制。这些在 2dHR 响应一个 timescale 参数,它的趋于增加的参数,和外部输入电流的小不安包括频率移动函数摆动的系统。频率移动功能明确地作为关于阶段反应曲线(中华人民共和国) 的功能被代表。然后,我们证明当 timescale 正常、相对快时,重复开火率稍微与内在的参数的一个变化在 AH 期间分别地增加并且减少到 SAH 分叉转变,而它在 SAH 期间减少到啊有 timescale 的增加的分叉转变。由分析三不同频率移动功能,我们证明重复开火率的如此的变化主要取决于 PRC 尺寸的变化。为 SAH 分叉的中华人民共和国尺寸为 AH 分叉缩小到 PRC 尺寸。Yasuomi D. Sato 2014Chinese Physics Letters2014,31,5:0
16Frequency Gradient with Respect to Temperature for Determination of Classification of the Phase Response Curve显示文摘The interesting task here is to study the frequency-current(f–I)curve and phase response curve(PRC),subject to neural temperature variations,because the f–I curve and PRC are important measurements to understand dynamical mechanisms of generation of neural oscillations,and the neural temperature is widely known to significantly affect the oscillations.Nevertheless,little is discussed about how the temperature affects the f–I curve and PRC.In this study,frequencies of the neural oscillations,modulated with the temperature variations,are quantified with an average of the PRC.The frequency gradient with respect to temperature derived here gives clear classifications of the PRC,regardless of the form.It is also indicated that frequency decreases with an increase in temperature,resulted from bifurcation switching of the saddle-homoclinic to the saddle-node on an invariant circle.Yasuomi D.Sato 2013Chinese Physics Letters2013,30,12:0
17An Optimal Power-Law for Synchrony and Lognormally Synaptic Weighted Hub Networks显示文摘Details about the structure of a network model are revealed at the spontaneous spike activity level,in which the power-law of synchrony is optimized to that observed in the CA3 hippocampal slice cultures.The network model is subject to spike noise with exponentially distributed interspike intervals.The excitatory(E)and/or inhibitory(I)neurons interact through synapses whose weights show a log-normal distribution.The spike behavior observed in the network model with the appropriate log-normal distributed synaptic weights fits best to that observed in the experiment.The best-fit is then achieved with high activities of I neurons having a hub-like structure,in which the I neurons,subject to optimized spike noise,are intensively projected from low active E neurons.Yasuomi D.Sato 2013Chinese Physics Letters2013,30,9:0
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