goodness-of-fit
英 [ˈɡʊdnəs ɒv fɪt]
美 [ˈɡʊdnəs əv fɪt]
网络 拟合优度; 适合度; 拟合优度检验; 适配性; 拟合度
双语例句
- Application of Chi-Square Goodness-of-Fit Test to One-Choice Questions
χ~2拟合优度检验在单项选择题中的应用 - CFAR detector based on goodness-of-fit test
一种基于拟合优度检验的恒虚警检测方法 - The goodness-of-fit test for a multivariate distribution by using PP and bootstrap method
用投影寻踪自助法进行多元分布函数的拟合优度检验 - Subsequently, the methods of goodness-of-fit test of distribution and model are introduced. It is found from the comparison of PP plot and QQ plot that PP plot is a more interpretable graphical goodness-of-fit test.
随后，介绍了分布和模型的拟合优度检验方法，其中由PP图和QQ图的比较得到PP图是一种更具解释性的拟合优度检验方法。 - After that, normal distribution 、 logarithmic normal distribution and extreme I distribution are fitted for physical and mechanical indexes. And Goodness-of-fit testing with X~ 2 method is done subsequently.
然后用正态分布、对数正态分布和极值I型分布对各指标进行概率模型拟合并用x~2法对拟合优度进行了检验。 - This procedure produces multivariate linear equations and their associated goodness-of-fit ( GOF) values and standard errors ( SE) for LAI estimation.
由回归分析产生多元线性方程和相应的拟合度（GOF）及估计LAI的标准误（SE）。 - Based on the land use change data monitored in Beijing, and with Pearson χ~ 2 goodness-of-fit test, this paper examined the time stability and time independence of Markov chain of land use change.
本文以北京市土地利用变化监测数据为算例，提出了马尔可夫链统计性质的皮尔逊χ2拟合优度检验方法。 - Then it puts forward three compositive assessment index: fostering goodness-of-fit index, developing goodness-of-fit index and forecasting goodness-of-fit index, which is a combined way of static state and dynamic state.
同时用三个综合评价指数：培育成长拟合度、发展拟合度和预测拟合度对培育的效果进行了静态和动态的分析，提出了对培育结果的评价标准和处理方法。 - Furthermore, it has been verified to have higher goodness-of-fit than graphical methods by comparing the KS test statistics for 10 CNN networks.
此外，通过对10个CNN网络进行KS检验统计量的比较，证实该方法比图形方法具有更好的拟合效果。 - BP model for hydrologic series prediction and goodness-of-fit analysis
水文预测的BP网络模型及其拟合度分析 - In order to study the goodness-of-fit tests of logistic distribution, the author discusses the maximum likelihood estimation based on type ⅱ censored sample parameters.
为研究Logistic分布的拟合优度检验问题等，讨论了基于Logistic分布Ⅱ型截尾样本分布参数的极大似然估计。 - Modified goodness-of-fit tests for Weibull distribution
威布尔分布的拟合优度检验 - The noise effect on the motion compensation is discussed. To solve the problem, a new method 'which uses echo goodness-of-fit curve to smooth the centroid range trace and phase trace is proposed.
讨论了噪声对补偿的影响，提出了用回波数据拟合曲线来光滑质心距离轨迹和相位轨迹的方法。 - Experiments show that the goodness-of-fit of the TO-SRGM is better than those of the G-O model and PZ-SRGM on a data set.
实验结果表明，在某些失效数据集上TO-SRGM的拟和效果比G-O模型和PZ-SRGM好。 - The Bayes assessment of multi-phase success or failure product reliability. Its model adopted mixed prior distribution and goodness-of-fit of history and local samples to ensure the inheritance factors in mixed distribution.
多阶段成败型产品可靠性的Bayes评估，其模型使用混合验前分布，并将历史与现场样本的拟合优度相结合来确定混合分布中的继承因子。 - The common goodness-of-fit tests require continuous distributions with known parameters.
一般的拟合优度检验方法只能用于分布完全已知的情况。 - BP model adopts the regulation of error back propagation, and has the stronger ability of goodness-of-fit. Computation samples show that, compared with the linear regression model, BP model is effective for power consumption forecast in big pump station.
该方法采用误差逆传播学习规则，具有较强的非线性拟合能力，实例计算分析表明，与线性回归模型预测方法相比较，BP网络模型对大型泵站年用电量的预测是有效的。 - The test of goodness-of-fit is an important means to establish a statistical model. Many test statistics reach their own extreme value at an "ideal sample" but EDF statistics not. It certainly affects the power of the tests.
拟合优度检验是建立统计模型的一个重要手段，很多检验统计量用一个理想样本能达到它们自己的极值，但EDF统计量做不到，这无疑会影响检验的势。 - As ( a conclusion,) Distance-to-Default can enhance goodness-of-fit and prediction ability of the forecasting model, but this ( enhance-effect) is not very significant.
研究结果表明，违约距离可提升财务预警模型的拟和优度和预测能力，但提升效果较为有限。 - Results show that with the spectral derivative technique, the estimation accuracies measured by Goodness-of-Fit ( R 2) values and Root-Mean-Square Errors ( SEs) of the three chemical constituents, can be greatly improved.
结果表明采用光谱微分技术能显著地改善由拟合度（R2）和均方根差（SE）描述的森林冠层化学成分浓度的估计精度。 - The distribution density function of transportation system simulation was obtained by means of histogram and probability graph after data identification, parameter evaluation and goodness-of-fit test.
通过现场实测大量数据，利用直方图与概率图方法，经过数据辨识、参数估计、拟合度检验等步骤得出了运输系统仿真随机变量的分布密度函数。 - This paper further put forward a goodness-of-fit test method based on the kernel density estimation and minimum distance test, which can effectively solve the problem of multiple Copula choice.
文章进一步提出了基于核密度估计和最小距离检验的拟合优度检验法，有效地解决了多元Copula函数的最优选择问题，在实践中实现了将Copula的拟合优度检验推广到多元情况。 - Thus, the goodness-of-fit test of Copula extending to multiple conditions has realized in practice. ( 3) Based on the quantitative framework on credit risk with default dependency, we choose capital groups with capital correlated members in Chinese stock market as samples to do empirical study.
依据违约相依信用风险定量分析框架，选取我国股票市场上具有较大资产关联的资本系公司作为样本进行了实证研究。 - Furthermore, the theory and computational method of parameter estimation and a new method of goodness-of-fit are discussed in detail.
详细论述了模型参数估计计算理论和方法，拟合优度检验的新方法。 - Test results show that POT model can grasp the extreme volatility characters, and the prediction failure rate is controlled near the level of significance. This means the goodness-of-fit and prediction accuracy of POT is higher.
检验结果表明POT模型能够较好地把握极值波动特征，失败率均控制在预设的显著性水平附近，拟合优度和预测精度较高。 - Based on establishing a failure distribution model repository, the failure distribution is obtained by parameter estimating and Goodness-of-Fit testing. 2. Decision-making technologies of Maintenance ways and Maintenance interval are studied.
在建立装备故障分布模型库的基础上，研究了参数估计和拟合优度检验的方法，据此确定了装备故障分布；2、研究了装备维修方式和维修间隔期决策技术。 - The presented models owned good goodness-of-fit, robustness and predictive power.
此模型有良好的拟合优度、稳健性和预测能力。 - Penalized likelihood method was proposed for density estimation with the smoothing parameter controlling the tradeoff between goodness-of-fit and smoothness of the density.
在应用极大似然方法进行密度估计时，添加一个惩罚项是对密度光滑度和其对数据的拟合度两者冲突的折中处理。 - We use K-S test and PP figure to test goodness-of-fit of the models.
模型拟合优度的检验方法使用K-S检验和PP图检验。