The "Lucas critique", as it was called, brought its author fame and a Nobel prize. But it dealt a big blow to the confidence of model-makers.
被称为“卢卡斯批判”的理论虽然给它的提出者带来了声望以及诺贝尔奖章,却极大挫伤了模型构造者的锐气。
To be a successful fashion model, a guy needs to be more than just a looker. He has to have confidence, poise and a sense of style.
要成为一个成功的时装模特,一个人不仅要长相出众。他还必需要自信、优雅并有时尚感。
Using all of this data, a predictive model can be built to determine with a level of confidence how likely a particular customer is to purchase incoming or existing products at the store.
可以使用所有这些数据构建一个预测模型,以确定在一定的信心水平下,特定客户购买商店的现有产品或即将进货的产品的可能性。
The more the model reflects the actual storm results, the greater confidence researchers have that a particular model can be used to paint a picture of what the future might look like.
模型越能反映风暴的实际数据,研究人员越有信心,该模型可以用来预测未来可能的状况。
The plan aims to test Baidu's willingness to adjust its business model in response to what critics have billed as a crisis of confidence in the Nasdaq-listed Chinese company.
该计划将考验百度是否会因为公众批评而调整自己的商业模式。 批评人士称,这家纳斯达克(Nasdaq)上市公司面临一场信心危机。
You have to provide a model name, the name of the transaction table, the group column, a minimal support and confidence, and a maximum rule length.
但必须提供模式名、交易表名、组列、最小support和confidence以及最大的规则长度。
"It really boosts my confidence in the model," said astronomer Andrew Benson of Caltech, a co-researcher in the study.
“这真的增强了我对这个模型的信心”加州理工学院的天文学家AndrewBenson说,他是这项研究的一名合作学者。
The model can satisfy the requirement of secure transaction, such as safety, no-deny, credibility, confidence.
该模型满足安全交易的要求,包括安全、不可否认、可信和隐私保护。
The paper constructs market confidence index and market activity index, and then analyzes the relations of these information variables and the volatility by dint of GARCH-M model.
在构建市场信心指数和市场活跃指数的基础上,借助于GARCH-M模型对市场的信息变量与波动性的关系进行研究。
We offer a new asset pricing model based on two irrational psychological tendencies of investors-over confidence and over pessimism-which are proved pervasive in financial markets by many authors.
我们基于两种较为常见的非理性心理现象(过度自信和过度悲观)建立了一个新的资产定价模型。
Method: To investigate the influence of holistic nursing care on the nurse-patient relationship, and the nurse patient confidence degree between the model wards and the ordinary wards was compared.
方法:通过调查心内科住院患者对护士的信任程度,进行模式病房与普通病房护患信任度的对比分析。
In this paper, we analyze reliability growth data from different stress environments. We adopt the accelerated life equations as the stress model and obtain the confidence of the reliability.
以加速寿命方程作为应力模型,解决利用不同环境应力下可靠性增长试验数据,求试验结束时设备可靠度的置信下限问题。
This paper gives a novel model for software reliability based on the modification of the famous JM model. The point estimate and confidence limit are studied.
本文通过修改JM模型给出了一种新的软件可靠性模型,并对软件可靠度给出了点估计和置信限。
The relation between confidence level and demand possibility distribution and their effect to VRP solution are studied from the angle of model and experiment results.
从模型和实验数据两个角度,详细探讨了置信度和需求的可能性分布对问题解的影响,以及二者在问题求解过程中相互间的关系。
The regression catch model incorporating fishing effort and selected environmental variables has a correlation coefficient of 0.97 and a level of confidence of 99%.
包含捕捞努力量和环境变量的渔获量模型的回归系数为0·97,其置信水平达到99%以上。
The setting method of rule confidence was also improved, and it made reasoning model closer to human experts thinking.
同时改进了规则可信度的设定方法,使可信度推理更接近于人类专家思维。
The extension of the predictive model to cover more severe fire tests, such as the hydrocarbon furnace test, will require less testing as confidence in the predictive model grows.
将预测模型用于更为苛刻的燃烧试验(例如烃类燃烧炉试验),随着预测模型置信度的增加所需的试验会更少。
In study three, we use the established model in study two to investigate the confidence in milk product in the context of melamine incidence.
研究三将研究二探索得到的食品安全感影响模型应用于探讨三聚氰胺事件背景下的奶制品安全感。
Based on this model, for the Weibull distribution, utilizing the pivotal quantity and Fiducial distribution, the confidence interval of the spare parts number M is constructed;
特别,针对储存寿命服从威布尔分布的系统,利用枢轴量,给出了前述备件数M的置信区间;
Methods On the basis of binormal model, maximum likelihood estimation was applied to areas calculation, and approximately normal method to confidence interval estimation and hypothesis test.
方法在双正态模型基础下应用ML估计方法计算ROC曲线下面积,正态近似法估计面积的可信区间及假设检验。
Methods On the basis of binormal model, maximum likelihood estimation was applied to areas calculation, and approximately normal method to confidence interval estimation and hypothesis test.
方法在双正态模型基础下应用ML估计方法计算ROC曲线下面积,正态近似法估计面积的可信区间及假设检验。
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