系数
- 与 系数 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Wavelet modulus maxima with high frequency and low frequency coefficients were obtained firstly through multiscale decomposition of well logging data;then important wavelet coefficients were chosen according to the fusion principle where high frequency coefficients were taken as maximal absolute values and low frequency coefficients were selected by edge detection principle;finally alternating projection algorithm was applied to reconstruct the fusion curve.
首先对原始测井曲线进行多尺度分解,得到不同尺度下的小波低频系数和高频模极大值;然后选用高频系数取绝对值极大、低频系数采用边缘法的融合规则,选取重要的小波系数;最后利用交替投影算法重构融合曲线。
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The results show that relative humidity is the most sensitive variable to ET0 in general for study area, followed by air temperature, wind speed and sunshine hours. From May to September, the highest sensitivity coefficients to air temperature and sunshine hours is in July, while the lowest sensitivity coefficients to wind speed in July. The absolute sensitivity coefficients to relative humidity increases from May to September. The absolute sensitivity coefficients to all climate variables indicate large spatial variability.
结果表明:参考作物蒸散发对相对湿度最为敏感,其次是气温,最后是风速和日照时数;5~9月,气温和日照时数的敏感系数呈单峰型分布,在7月份达到最高值,风速敏感系数呈单谷型分布,在7月份达到最低值,相对湿度敏感系数的绝对值表现为持续上升趋势;生长季气候变量敏感系数的空间差异性较大。
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By synthesizing theories of systems engineering, science of talent, talent assessment, performance appraisal and bibliometrics, the author analyzes the qualification structure and performance structure of theachers in military academies and sets up a basic structure and concrete appraisal indicator system of qualifications of technical specialty for teachers in colleges. The author puts forward new appraisal indicators such as "lecuring hours coefficient","republication coefficient","thesis of core journals coefficient" and "citation coefficient". Comparatively complete quantification approaches are invented by the author for working performance of teaching, researching and social service of teachers. Based on this, the author establishes an integrated method to generate the appraisal results. By the application of stadardized processing on the appraisal results and synthetization of weighted indexes, the author solves the addibility and comparability problems of differentiated appraisal results by category or dimensiok, and realizes the amalgamation and comprehensive appraisal of inflexible appraisalresults and flexible appraisal results, and probes into the testification methods of validity, consistency and sensitivity analysis for the indicators system.
综合运用系统工程理论、人才学理论、人才素质测评理论、工作绩效评估理论、文献计量学等原理与方法,分析研究了军校教师的素质结构和绩效结构;建立了高校教师专业技术资格评审条件基本结构和具体评价指标体系,提出了"完成主讲课程课时系数"、"著作重版系数"、"核心期刊论文系数"、"论文被检索引用系数"等若干新的评价指标;提出了比较完整的教师的教学、科研、社会服务等工作业绩的量化方法;以此为基础,建立了评价结果的综合方法,通过对评价结果的标准化处理,运用指标加权综合法,解决了不同类别、不同量纲指标的评价结果的可加性和可比较性问题,实现了硬评价结果和软评价结果的融合和综合评价;探讨了指标体系有效性、一致性、灵敏度分析的检验方法。
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The angular distribution of the transmission coefficient of HH polarization are obtained by numerical implementation, the influence of the permittivity and the mean layer thickness of intermediate medium, friction velocity and the frequency of the incident wave on the transmission coefficient is discussed.
通过数值计算得到了HH极化透射系数随散射角的变化曲线,讨论了中间介质介电常数和厚度、摩擦风速和入射波频率对透射系数的影响,得到改进的一维分形分层海面透射系数的基本特征、分区特征和随频率变化的特征,结果表明透射系数近似具有"量子化"特征。
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In the analysis of the frequent spectrum and the reflection coefficients, based on Godas two-points method which fit to the normal incident wave, a modified two-points method is derived that can be used to calculate the frequent spectrum and reflection coefficient of the oblique waves from which the frequent spectra of incident waves and reflected waves incoming in arbitrary angular, the bulk reflection coefficient and the frequent spectrum of reflection coefficient could be computed, also from which in theory the waves could be measured in two wave gauges which is disposed at any direction.
为了分析单向不规则波入射波的频率谱和反射系数,本文在Goda用于分析正向不规则波的两点法的基础上,提出了可用于斜向不规则波频谱分离及其反射系数计算的改进两点法,该方法可用于计算任意波浪入射角的入、反射波谱、总体反射系数和反射系数的频率谱,并且测量波浪过程的两浪高仪可在较广的方向范围内布置。
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The angular distribution of the bistaticscattering coefficient of HH polarization were obtained by numerical implementation. Influences of the permittivity and the mean layer thickness of intermediate medium, friction velocity and the frequency of the incident wave on the bistatic scattering coefficient were discussed. The basic characteristics, the zonal characteristics and the characteristics with varying of frequency of the scattering coefficient from stratified sea surface were obtained. The numerical results show that the scattering coefficient has approximate "quantization" characteristics.
通过数值计算得到了HH 极化双站散射系数随散射角的变化曲线,讨论了中间介质介电常数和厚度、摩擦风速和入射波频率对双站散射系数的影响,得到改进的一维分形分层海面散射系数的基本特征、分区特征和随频率变化的特征,结果表明散射系数近似具有"量子化"特征。
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In the analysis of the frequent spectrum and the reflection coefficients, based on Goda's two-points method which fit to the normal incident wave, a modified two-points method is derived that can be used to calculate the frequent spectrum and reflection coefficient of the oblique waves from which the frequent spectra of incident waves and reflected waves incoming in arbitrary angular, the bulk reflection coefficient and the frequent spectrum of reflection coefficient could be computed, also from which in theory the waves could be measured in two wave gauges which is disposed at any direction.
为了分析单向不规则波入射波的频率谱和反射系数,本文在Goda用于分析正向不规则波的两点法的基础上,提出了可用于斜向不规则波频谱分离及其反射系数计算的改进两点法,该方法可用于计算任意波浪入射角的入、反射波谱、总体反射系数和反射系数的频率谱,并且测量波浪过程的两浪高仪可在较广的方向范围内布置。
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Thermal conductivity A of mass and single pellet is successively measured by an efficient and steady heating system, of which the heat source is infrared ray. The milli-volt instrument and thermocouple is a way to measure temperature and its of higher precision and has fewer errors. Thermal diffusivity a is researched based on the study of C and. In this thesis, the volume convective heat-transfer coefficient, is measured on the thin-bed drying plat in terms of the principle of cooling machine and the Boyce drying theory, focusing on the air velocity v or mass flux G affecting on h.
导热系数λ的测定采用红外线纵向热流法,热源稳定、效率高;温度采用毫伏表加热偶温度传感器测量,精度高,误差小,并对成堆物料和单个颗粒均作了研究;基于C和λ的测量结果,导温系数α采用公式法计算而得;对流换热系数h_y为体积对流换热系数,其测定是模拟颗粒饲料的冷却干燥过程,依照冷却器的工作原理,构建颗粒薄层干燥试验台,并在Boyce干燥理论的指导下,重点测试了冷却风速对对流换热系数的影响。
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The influences of volumetric coefficient, pressure coefficient, temperature coefficient, and leakage coefficient on compressor volumetric efficiency were analyzed.
容积系数主要与压缩机的结构尺寸和吸、排气压力比有关,压力比的变化对容积系数构成以多变膨胀指数为幂的指数影响;转速变化对压力系数构成二次影响;温度系数和泄漏系数同时受到与压力比和转速的影响。
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Based on the above-mentioned parameter, according to the relationship between robust estimation and nonlinear diffusion, the Turkey loss function is introduced as the diffusion function in SAR image decomposition because of its better performance, and the contour of an image is extracted by the Turkey diffusion function with the proposed diffusion parameter mentioned above. The experiment results indicate that the Turkey loss function based diffusion process can strengthen the conspicuous contour. Additionally, a Raita\'s criterion-based method, solving the automatic diffusion threshold, is proposed to automatically set the threshold in diffusion decomposition.
针对基于梯度参数和局域方差系数的扩散在对SAR图像进行分解时存在的缺陷,提出了一种局域方差系数与窗口幅度均值积的扩散系数,该系数能够更有效地实现潜在目标区域和背景区域的区分;在此基础上,根据鲁棒估计与非线性扩散的联系,引入扩散效果更好的Turkey损失函数作为图像分解中的扩散函数,并结合局域方差系数与窗口幅度均值积的扩散参数来提取图像的轮廓,结果表明:基于Turkey损失函数的扩散过程对特征突出的边缘所起的&强化作用&更加明显;此外,针对扩散分解中的阈值确定问题,提出了一种基于拉依达准则的扩散阈值自动求解方法,实现了扩散阈值的自动求解。
- 推荐网络例句
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Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".
歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车,和一双合并为一移交&整个lotta爱&。
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This is Kate, and that's Erin.
这是凯特,那个是爱朗。
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Articulate the aims, objectives and key aspects of a strategic business plan.
明确的宗旨,目标和重点战略业务计划。