sample error 中文意思是什麼

sample error 解釋
抽樣誤差
  • sample : n 1 樣品,貨樣。2 標本;榜樣,實例。3 【統計】典型取樣,抽檢查。4 【電訊】信號瞬時值。5 【冶金】 ...
  • error : n. 1. 錯誤;失錯。2. 謬見,誤想;誤信;誤解。3. 罪過。4. 【數學】誤差;【法律】誤審,違法;(棒球中的)錯打。adj. -less 無錯誤的,正確的。
  1. Testing on rock sample data in dispersed shaly sands it shows that adding another parameter ( n ) to the model can decrease the relative error of fitted co. however, when we consider the difference of electrical properties between clay - bound water and formation water in the model, although another parameter ( qv ) is added to the model, the relative error of fitted co is increased slightly

    通過一組分散泥質砂巖巖樣實驗測量數據的計算。表明模型中增加參數n ( m n )可以使擬合的c _ t的相對誤差減小,但在考慮粘土結合水與地層水導電性差別時,模型中雖多加一個參數q _ v ,卻沒有減小擬合的c _ t的相對誤差。
  2. Application of standard error of the random sample

    隨機誤差的標準差及其應用
  3. Heckman, j. j. ( 1979 ), sample selection bias as a specification error, econometrica, 47, 153 - 161

    樣本選擇偏差,一看就知道是個很重要的問題嘛,排名第五,不算虧待。
  4. This paper also points out the consistency that can be generalized more than one dimension. so, we achieve the large sample property - consistency of this class of model on the fixed design. in this paper, for fixed design points xi ; under the assumption that the unknown function g is continuous function and the moment of random error exists and is finity, we discuss and show that the estimators n, gn and n2 for, g and 2 have strong consistency, p th - mean consistency for more general nonparametric weighted fuction

    本論文在x ;是固定設計的情況下,假定未知函數9 ( ? )連續,對非參數權函數的條件更為一般和基本,並對隨機誤差e ;的矩的要求有限,討論並證明了在這些條件下, p ; g ( ? )的估計量札lin ( ? )及誤差方差a 』的估計量枯相合性和叭三2 )階平均相合性
  5. The improvement of image characteristic obtaining at real time satisfies the application and supports the adaptive gamut mapping. the sampling and visualization of sample set in different color space show the optic difference and give the error analysis of the color conversion between them. based on the study of the color relation among the color spaces, the visualizing color can be created automatically with conversion formulas

    針對當前色彩管理研究缺乏可視化支持的現狀,本文在研究相關理論和技術的基礎上,將可視化技術應用於色彩管理,為其提供模型支持和可視化環境,形成了一套較完整的色彩管理可視化工具。
  6. A kind of gain error correction scheme for sample - and - hold circuit

    保持電路中的一種增益誤差自校正方法
  7. The sample and hold circuit is employed by the bottom plate sampling technique, which could not only cancel the charge injection error but also eliminate the effect of clock feed - through

    采樣保持電路設計採用了電容下極板采樣技術,不僅有效地避免了電荷注入效應引起的采樣信號失真,而且消除了時鐘饋通效應的不良影響。
  8. With the corrected parameter files, the results indicate that the isotopic abundance in the sample can be determined within 2 % error using a hpge detector system. artificial neural networks ( ann ) are a class of models based on neural computation and have been applied to the measurement of uranium enrichment. the principles of ann methods used in uranium measurement are presented in this paper and the conditions of analysis proceedings are described

    在核保障核查測量中和實物監測中,測量對象往往是規格確定並種類有限的元件或部件,只需要關心測量對象的屬性是否發生了變化,或者對同一種類的放射性樣品的一致性做出判斷,這種要求下使用神經網路方法是比較適宜的,並且神經網路方法是與探測器和探測效率無關的。
  9. Moreover, the fuzzy clustering discriminate analysis method for distinguishing and eliminating the gross error of the measurement sample is established. the gross error of the practical measured data is distinguished by use of the method prove the established the gross error distinguishing model practical to the measurement system

    建立了測量樣本粗大誤差判別和剔除的模糊聚類判別方法,通過對實際測量數據的粗大誤差判別,證明了所建立的粗大誤差判別模型對測量系統的實用性。
  10. Importance sample method has the potential applied value in computer simulation of error control systems

    重要性抽樣方法在差錯控制系統模擬中有潛在的應用價值。
  11. It adopts developed predictive model to shorten the predictive time and eliminate the truncation error, adopts range control to avoid the frequent change of inputs, adopts block technology to reduce the dimension of qp, uses performance ratio to make the controller ' s tuning sample and intuitionistic

    該演算法中,作者採用改進的預測模型來減小模型時域與消除截斷誤差,形式上採用區間控制防止操縱變量的頻繁動作。並在演算法中實現了漏鬥技術與block技術,利用性能比來使得控制器調整簡單直觀。
  12. The rtc sample shows how to use the c run - time library s run - time error check feature

    Rtc示例演示如何使用c運行時庫的運行時錯誤檢查功能。
  13. From the experiments we can get a conclusion that with the characteristics of working well, sample circuit and light path, rated current error and phase error fulfilling accuracy class 0. 2, and respond speed and bandwidth superior to old electromagnetic current transducer, the hybrid current transducer we designed is practical

    實驗證明,採用這種方法設計的混合式光纖電流互感器工作可靠、電路和光路簡單,比差和相差都能夠很好地滿足國標中對0 . 2級電流互感器的要求,動態響應速度、帶寬等性能都明顯優于傳統的電磁式電流互感器,已經進入實用化階段。
  14. However, the si3n4 is non - crystalline when power is 100w or 150w. the agglomeration and the distribution were important parameter of nanopowder, which were analyzed by the laser light scattering particle - size test instrument. but the result appeared great error because of this instrument itself and high requirement to sample

    粒徑分佈和團聚是納米粉體材料重要的表徵手段,採用激光散射技術對納米氮化硅粉末粒徑的分佈和團聚進行分析,激光散射技術由於本身的限制和對樣品的高要求,測量納米材料的分佈有較大的誤差。
  15. In this paper, the application of dsp technology in electric power measurement meter has been studied, meanwhile analysed the error of the electronic energy meter, put forward the measure to compensate error with software method. it not only changes the precision degree of electric power measurement meter, but also avoids the disadvantage from error compensate with hardware method, it is unnecessary to adjust the sample value of voltage and electric current in circuitry

    對dsp技術在電度表中的應用進行了研究,對電度表系統的誤差進行了分析,提出了採用軟體方法來補償誤差的措施,使電度表的精度達到了設計要求,又避免了利用硬體進行誤差補償所帶來的弊端,不用在線路中調整電壓、電流采樣值,有利於生產。
  16. Based on the theory of charge calibration and sample and reconstruction of frequency limited signal, the scheme of adopting direct digital synthesizing technology and technology of computer is put forward in the paper. the design of hardware and software is described in detail, the error of the outputs signals of the high precision charge calibrator has been analyzed in theory

    文中基於電荷校準的原理及帶限信號的抽樣與重構理論,提出了採用直接數字合成技術與計算機技術的整體設計方案,詳細講述了硬體電路與系統軟體的設計過程,並對高精度電荷校準儀輸出信號的誤差進行了理論分析。
  17. Sample error probably caused from data collection circuit of rf virtual frequency spectrum analyzer instrument was emphasized, and some kinds of selectable resolution scheme were presented, then these schemes of advantages and disadvantages were compared and summarized by the way of theory analyse, matlab simulation and practice validate and so on, at last, the optimum scheme of rf virtual frequency analyzer instrument was decided and adopted

    重點對虛擬射頻頻譜分析儀中的數據採集電路可能造成的采樣誤差進行了分析,提出了幾種可供選擇的解決方案,經過理論分析、 matlab模擬和實際驗證等手段,對這幾種方案的優缺點進行了比較和總結,並最終確定了其中最適合虛擬射頻頻譜分析儀的方案。
  18. The control displays two sample error messages

    該控制項顯示兩個示例錯誤信息。
  19. Estimation of sample error based on hypothesis space

    基於假設函數空間上樣本誤差的估計
  20. Data mining, association rule, frequent itemset, sample error, multi - scaling sampling references 1 evfimievski a, srikant r, agrawal r, gehrke j. privacypreserving mining of association rules

    已有的研究表明:根據數據庫的特性,動態的選取樣本大小進而獲取可接受的近似關聯規則的自適應取樣方法是解決上述問題的一種好方法。
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