您要查找的是不是:
- ratio estimation sampling 比率推算抽样法
- ratio and difference estimation sampling 比率差异推算抽样法
- Three sets of EST schemes were advanced, i.e. Whole-Tree Sampling (WTS) , Ring-Branches Sampling (RBS) and Simple Estimation Sampling (SES) . 对估值抽样提供了三种方案:整株抽样,轮枝抽样,简易估计法。
- Ratio estimation of multi-phase sampling 多阶段抽样比率估计
- My simple excel file can already manipulate the existing data to do HSF/HHF arbitrage, golden ratio estimation and much much more ‘functions’ if I want to. 幸而通道底部支持亦在上移中,限制了指数的再跌空间,令大市有机会于未来一、两个月内呈现反覆上升的走势。
- This paper discusses three methods for the signal-to-noise ratio estimation of seismic records,and they are SVD method,statistical averaging method and frequency-domain estimation method,respectively. 估算地震记录信噪比的三种方法有SVD法、统计平均分析法和频率域估算法。
- Implementation of the scheme has resolved the problems on difficult hydrogen nitrogen ratio estimation and difficult control, it has apparent economic and social benefit and worth extend. 该方案实施后,解决了操作人员在实际操作过程中对氢氮比判断难、控制难的问题,具有明显的经济、社会效益及推广价值。
- Nonreponse is a common seen problem in sample surveys. This paper deal with a ratio estimator by use of double sampling when there exsits nonresponse. 无回答是在抽样调查中常遇到的问题,本文给出了如何用双重抽样来处理存在无回答时的比率估计量。
- Three different types of cutoff are used to test the classifying and predictive accuracy for the estimation sample and the holdout sample respectively. 此研究中样本区分为估计性和验证性两类,前者用于模型建构而后者则用于检定超额报酬。
- Ratio Estimate in Two-Stage Sampling 二阶比估计
- ratio estimates in stratified random sampling 分层随机抽样的比率估计值
- COMPARISON OF PPS ESTIMATION AND RATIO ESTIMATION PPS估计与比估计的比较
- In this paper, the bias of the ratio estimator and the estimateof mean square errors of this estimator with known numerator have been compared and discussed. 给出了分子已知情况下比率估计量的偏差和均方误差以及均方误差的估计,并对两类比率估计量进行了比较.
- Signal-to-Noise Ratio estimation 信噪比估计
- signal-to-interference ratio estimation 信干比估计
- maximum likelihood estimate sampling 极大似然抽样
- Secondly, this thesis compares the hedging effectiveness of two hedge ratio estimating methods, the Ordinary Least Square (OLS) and Error Correction Model (ECM). 第二,论文在理论上比较了最小二乘法(OLS)与误差修正模型(ECM)两种套期保值率估计方法下的套期保值效果。
- He has lowered himself in my estimation. 依我看,他降低了自己的身份。
- In my estimation, he is a more suitable candidate. 我认为他是更合适的人选。
- The graduated 200
L tips have a reference mark at 10 200微升刻度的吸头,在10微升处有基准标记,可检查移液器刻度和估计样本容量。L so you can check pipettor calibration and visually estimate sample size.