無偏估計量 的英文怎麼說

中文拼音 [wúpiāngūjìliáng]
無偏估計量 英文
unbiased estimate
  • 無 : 無Ⅰ動詞（沒有） not have; there is not; be without Ⅱ名詞1 （沒有） nothing; nil 2 （姓氏） a surn...
  • 偏 : Ⅰ形容詞1 （不正; 歪斜） inclined to one side; slanting; leaning 2 （只側重一面） partial; prejudi...
  • 估 : 估構詞成分。
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 計量 : calculate; estimate; meterage; metering; batching; measure
  1. When the estimator is unbiased, the numerical estimate is frequently also called unbiased.

    當估計量無偏時，數字估計值也常叫做無偏的。
  2. Aiming at regression analysis of prediction variable with error, this paper discusses the estimation of regression of coefficient, and a method is given

    林業科學試驗的預測模型中往往帶有測量誤差，此時回歸系數的估計不具有無偏性。為解決這一問題，從合理安排試驗的角度，給出了一個有效的解決辦法。
  3. Based on the linear unbiased minimum variance estimation theory, an asynchronous fusion algorithm that fused the state vector of linear system with arbitrary correlated noises is developed

    摘要基於線性無偏最小方差估計理論，提出了一種任意相關雜訊線性系統非同步狀態向量融合演算法。
  4. We begin by establishing the unbiasedness of ols estimators under a set of assumptions

    首先，我們在一些假定下證明ols估計量的無偏性。
  5. In the third section three different forms of heteroscedasticity are used in the random simulation and then park test, glejser test and goldfeld - quandt test are compared although the existence of heteroscedasticity does not destroy the unbiasedness of the ols estimators, the variances become larger

    異方差的存在雖然並不破壞普通最小二乘估計量的無偏性，但是估計量的方差變大了。由於估計量方差的變大，就使通常假設檢驗的值不可靠。
  6. Enlightened by the idea of aic, this paper treats the data of the same group as samples of certain distribution. in this way, it determines the number of groups by seeking the asymptotically unbiased estimate of kullback - leibler information

    在aic準則思想的啟發下，將應該同屬於一個分類的數據看作是在某一分佈中抽取的樣本，從而通過求kullback - leibler信息量的漸近無偏估計而達到確定類數與數據分類的目的。
  7. The proposed method can provide unbiased estimate of the ms ' s position. it is characterized by high efficiency and small memory volume requirement

    該方法對移動臺位置的估計是一種無偏估計，具有存儲量小、摘要定位效率高的特點。
  8. In this paper, we discussed the procedures of quantiles, maximum - likelihood, probability weighted moments, moments, least square, the best linear unbiased estimate, good linear unbiased estimation, and the best invariant estimate to the parameters of gumbel distribution, then give out the expectation and variance - covariance respectively. we compared the statistical behavior of these eight estimate procedures not only theoretically but also in the monte - carlo simulation

    本文利用分位數法、極大似然法、概率加權矩法、矩法、最小二乘法、最佳線性無偏估計法、簡單線性無偏估計法、最好線性同變估計法對gumbel分佈中的參數進行估計，分別給出了這八種估計量的期望、方差和協方差。
  9. Abstract : based on signal processing theory about high - order cumulants ( hoc ), a fast, inexpensive and unbiased cumulants estimation approach is proposed for the detection of multifrequency signals between offices connected to telephone networks

    文摘:基於高階累積量的信號處理理論，提出了一種快速、簡便且無偏估計的方法對多頻信號進行有效的檢測。
  10. This algorithm improves confidence in se by estimating parameters and states at the same time. simulation results on test power systems which range in size from 4 to 118 buses, have shown the virtues as follows : getting unbiased estimation without detecting and identifying bad data in measurements ; solving state and parameter estimation for power system with good convergence and excellent robust property ; increasing the numbers of iterations a little bit with the test systems expanded ; estimating many transformer taps simultaneously and remaining the main state estimation ; keeping the estimated relative error within + 0. 1 % and processing efficiently equality constraints and ill condition with polynomial complexity

    對ieee ? 4 118節點系統和廣西主網進行的模擬結果表明： l1范數估計具有不良數據拒絕特性，當量測量中存在不良數據時，該演算法在不經檢測和辨識不良數據情況下仍是無偏估計，具有良好收斂性，所需迭代次數隨著問題規模擴大而增長極小；能夠同時估計多個變壓器抽頭，並保持狀態估計主體；在滿足可觀測性條件下，估計的相對誤差保證在0 . 1以內；能夠有效處理等式約束和病態條件，並具有多項式時間性。
  11. When gauss - markov assumptions hold, we need not look for alternative unbiased estimators

    當高斯馬爾科夫假定成立時，我們不需要再去找其它無偏估計量了。
  12. Unbiased estimators are not necessarily consistent, but those whose variances shrink to zero as the sample size grows are consistent

    無偏估計量未必是一致的，但是那些當樣本容量增大時方差會收縮到零的無偏估計量是一致的。
  13. The results indicate that if all the investors all full rational, the equilibrium price, whether using close call auction or open call auction, is the unbiased estimator of the risky assets true value

    研究結論表明，若所有的投資者都是理性的，無論採用封閉式集合競價還是開放式集合競價，那麼均衡價格均是風險資產真實價值的無偏估計量。
  14. If we are presented with an estimator that is both linear and unbiased, then we know that the variance of this estimator is at least as large as that from ols

    如果有人向我們提出一個線性無偏估計量，那我們就知道，此估計量的方差至少和ols估計量的方差一樣大。
  15. And the measured uncertainty in vickers hardness testing was evaluated according to procedure without bias method and procedure with bias method

    利用無偏差估計方法和考慮硬度計偏差的方法對維氏硬度試驗中的測量不確定度進行了評定。
  16. Is it possible for an estimator to be unbiased but inconsistent

    是否有可能（一個估計量）是無偏卻不一致的？
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