概然誤差 的英文怎麼說

中文拼音 [gàiránchā]
概然誤差 英文
probable deviation
  • : Ⅰ名詞1 (大略) general outline 2 (神氣) manner of carrying and conducting oneself; deportment ...
  • : Ⅰ形容詞(對; 不錯) right; correct Ⅱ代詞(如此; 這樣; 那樣) so; like that Ⅲ連詞[書面語] (然而)...
  • : Ⅰ名詞(錯誤) mistake; error Ⅱ動詞1 (弄錯) mistake; misunderstand 2 (耽誤) miss 3 (使受損害...
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  • 誤差 : error
  1. And then facing the problem of the channel estimation of the adaptive modulation system, we conclude out the channel estimation algorithms on maximum likelihood ( ml ) estimation and maximum a posteriori ( map ) estimation under the condition of flat fading channel and selective fading channel in detail. to meet flat fading channel, we simulate the relationship of the ratio between the error covariance in map estimation and ml estimation and pilot symbol message length. the conclusion can be drawn from these results

    接著,對自適應調制系統中的通道估計問題難點,詳細推導了平衰落通道條件下和選擇性衰落通道條件下最大似( ml )估計和最大后驗率( map )估計演算法,針對平衰落通道,我們模擬了map估計和ml估計的方與導頻符號長度的關系,模擬結果表明,錯受多譜勒頻率的變化影響最大,並且對實際的自適應調制系統,導頻符號長度的取值超過20個符號長度時, map通道估計明顯優于ml通道估計。
  2. This paper began from the definition gender and analyzed the traditional concepts of equality and tried to explain that the former what - is - called equality wrong point of view which wanted to efface the existing difference between man and woman and wanted to get the absolute equality. with the help of some postmodern terms and views, the writer tries to descontruct the traditional mode of equality and tries to take advantage of the individual characters of man ' s and woman ' s to make them can enjoy differential equality on the basis of admitting the i nfluence of gender on man and woman. the writer also suggests that the party that take more duties or lossed because of the differential equality should be compensated by the government through the laws, policies and economic approaches

    而,現實生活中,女性得到的平等權仍是形式上的平等,離真正的男女平等還相甚遠,造成此現象的原因是多方面的,本文僅從「社會性別」這一念入手,通過對傳統平等觀的剖析,說明以往的平等權是一種企圖抹殺客觀存在的男女性別異和社會性別的影響,要求男女絕對一樣的平等的錯觀點,筆者藉助后現代主義的部分觀點試圖解構這種傳統固定的平等模式,以期在承認社會性別對男女影響的基礎上,發揮、利用男性與女性各自的優點和特點,對其實行有別的平等,對由於實行「有別」的平等給女性(或男性)造成的損失或對多承擔義務的一方,國家從法律、政策、經濟等多方面對受損害者和多承擔義務者給予救濟,以此達到女性平等權的真正實現。
  3. Point to above problems, under the financial support of the national natural science foundation ( exploration of high tech and new concept and new conceive ), the excellent young teachers program of ministry of education and national excellent doctoral dissertation special foundation, the static and dynamic real - time computation of elasticity - plastic mechanics, solving method of fuzzy finite element and other problems were studied in this paper. and some achievement was gained as following : ( 1 ) based on the positive definiteness of system stiffness matrix of finite element that was modified and the form of potential energy function of elastic body, the linear system of saturation mode ( lssm ) was introduced into the neural computation of finite element, by which the no - error solving of finite element neural net computation was realized in theory

    針對上述問題,在國家自科學基金(高技術新念新構思探索) 、教育部優秀青年教師資助計劃、高等學校全國100篇優秀博士學位論文作者專項基金等的資助下,本文對彈塑性力學問題的動靜態的實時計算、模糊有限元的求解方法等問題進行了系統和深入的研究,取得了以下成果: ( 1 )根據有限元總剛矩陣經修正後具有正定性的特點以及彈性體勢能函數的具體形式,將飽和模式的線性系統(簡稱為lssm系統)引入到有限元的神經網路計算中,在理論上實現了有限元神經網路計算的無求解。
  4. In the main theorem, we obtained the error bound between the maximum likelihood estimator and the true parameter

    使用這個不等式和率論的方法,我們得到了參數的極大似估計的界這一主要定理
  5. In angle measuring, an antenna configuration and interferometer ambiguity - resolving algorithm are proposed, and to eliminate the error caused by carrier phase error, a correction method is introduced, through which all ambiguity - resolving error can be recognized and he corrected even when the error probability is up to 0. 42

    在測角中,提出了一種干涉儀天線陣結構和干涉儀解模糊演算法,針對通道載波相位可能引起的解模糊錯,又提出了一種糾正方法,模擬顯示,在發生解模糊錯率高達0 . 42的情況下,該方法仍可以識別並糾正所有解模糊錯
  6. Based on analyzing the mechanism of direction finding triangulation location and location accuracy for two - ship passive locating, the acquisition probability model of anti ship missile terminal guidance radar is presented for two - ship passive locating : and the effects of the key factors to the probability are analyzed, and then the primary factors are pointed not by analyzing the results in different conditions

    摘要首先簡要介紹了無源定位技術,後著重分析了雙艦無源測向交叉定位以及其產生的機理,在此基礎上,給出了雙艦無源定位情況下實施超視距攻擊時,反艦導彈末制導雷達開機時刻對目標的捕捉率模型,並通過模擬分析雙艦距離。
  7. When dicussing reliability design and reliahbaiiy ensuring methods, a new reliability calculating model of petroleum logging tools is presented, reliability assurimg technologies should be taken in petroleum logging tools and their using approaches are presented and stated from electricity design and mechanical design, reliability system model of petroleum logging tool is set up according to the latest reliability theory, reliability indexes of petroleum logging tool and their acquiring ways are discussed, the reconmended reliability indexes ( mwture, nolwnm, mtbf, mttf ) of petroleum logging tool are presented : the mean working time under rated error ( mwture ) of the new tool is obtained through experiments. when studying data processing methods, the property of gamma - ray signal is stated and the type of it ' s measuring error is examined using statistical method, the basic theory of digital filtering and the basic situation of digital filtering methods are introduced and analyzed, the factors affecting digital filtering effect to gamma - ray signal and the effect of digital filtering to logging curve are analyzed, the evaluting criteria ( rvi, rmse, sfi ) of digital filtering effect are set up from two aspects, named as real value acquiring of steady section and the formation boundary checking and processing, the related filtering methods and examining methods are given out. the design methods of digital filter used to process gamma - ray signal are discussed, the mixed filtering scheme of natural gamma - ray log is presented, the realization ways are discussed. the selective filtering system and it ' s realization flow are given out through quantitive reseaching to part of digital filters, three new filtering sheme will be used to process gamma - ray signal in era2000 logging system

    在探討可靠性設計與可靠性保障技術時,提出了石油測井儀器的可靠性計算新模型,從電氣和機械兩個方面,提出並闡述了應採用的可靠性保障技術及其使用方法:根據最新可靠性理論,建立了石油測井儀器的可靠性系統模型,探討了石油測井儀器的可靠性指標及其獲取途徑,提出了推薦使用的石油測井儀器可靠性指標( mwture , nolwnm , mtbf , mttf ) ;通過試驗,得到了所設計儀器的穩定工作時間( mwture ) 。在研究數據處理方法時,闡述了伽瑪信號的特徵,對測量類型進行了統計檢驗;介紹了數字濾波的基本理論、數字濾波方法的況,並進行了分析;對伽瑪信號數字濾波效果的影響因素及其對測井曲線的影響進行了基本分析;從獲取平穩段真值、地層邊界的檢測與處理兩個方面,建立了數字濾波效果的評價準則( rvi , rmse , sfi ) ,給出了相應的數字濾波方法及效果評價方法;探討了自伽瑪信號數字濾波器的設計方法,提出了適合自伽瑪測井的混合濾波方案,探討了混合濾波方案的實現途徑;通過對部分數字濾波方法的定量研究,給出了靈活可選的數字濾波系統構成及實現流程;提出的三種濾波方案,將用於era2000成像測井系統,對自伽瑪測井數據進行濾波處理。
  8. The effective disturbance of laser to imagining track system is validated by two experiments. one is laser irradiates ccd detectors and the other is laser disturbs ccd imaging track evaluation system. the energy of laser disturbing ir imagining guided system effectively is estimated. the guidance error sources are analyzed and the hitting probabilities are calculated before the disturbance and after it by utilizing the formula about single missile shot percentage

    首先通過激光輻照面陣ccd探測器和激光干擾ccd成像跟蹤系統的兩個實驗,證明激光對成像跟蹤系統能形成有效干擾;後對激光有效干擾紅外成像制導系統所需的能量進行估算;分析了制導的來源,根據建立的導彈命中率計算公式,具體計算激光干擾前後導彈命中率。
  9. The fuzzy probabilistic data association of multiple targets tracking is presented in this paper, which define a target ? uzzy set on the measurement set at time k and then use fuzzy least mean square error method to estimate target states

    給出了一種多目標跟蹤的模糊率數據關聯方法,該方法在k時刻的回波集上定義一個目標模糊集,表示回波與目標之間的模糊關系。後基於目標模糊集,利用模糊最小均方估計方法對目標狀態作出估計。
  10. And use relative fitting error to measure statistical data non - uniform error ; then introduce the method systematically of using the fuzzy comprehensive evaluation method to carry on the overall superior test of the government statistical data quality. includes the establishment of step level appraisal target system, target weight determination, calculates the factor weight in various levels, uniform test of judgment matrix, and built up the final fuzzy comprehensive evaluation model of the government statistical data quality according to the above - mentioned standard ; finally selects the partial main social economy total quantity target from chinese statistics yearbook 2003 to carry on the real diagnosis analysis : ( 1 ) confirm these social economy total quantity targets using the description statistics and the k - s inspection method to obey the lognormal normal distribution. ( 2 ) according to the two levels of inspection methods which this article proposed to carry on accuracy and the overall superior test for these social economy total quantity targets

    本文首先從統計數據及質量的涵義出發,全面系統的介紹了統計數據質量的念;其次,從研究統計數據的分佈規律入手,對統計數據準確性檢驗問題進行了探討,利用對數正態分佈檢驗對反映研究對象規模大小的統計數據的質量及異常數據進行定量檢查和識別,並利用相對擬合計量統計數據的非一致性;接著系統介紹了利用模糊綜合評價方法對政府統計數據質量進行整體優度檢驗的思路,具體包括建立遞階層次的評價指標體系,指標權重的確定,計算各層次中因素的權重,判斷矩陣的一致性檢驗,並根據上述標準建立了最終的政府統計數據質量模糊綜合評價模型;後通過從2003年中國統計年鑒資料中選取部分主要的社會經濟總量指標進行實證分析: ( 1 )利用描述統計和k - s檢驗法來驗證這些社會經濟總量指標服從對數正態分佈的規律; ( 2 )按照本文提出的二級檢驗法來對這些社會經濟總量指標進行準確性和整體優度檢驗,從而達到綜合評價政府統計數據質量的目的;最後對這種二級檢驗法的優點和不足進行小結,提出今後應該努力改進的方向。
  11. Firstly, the existing extrapolating method of stress concentration factor from measured neighboring stress or strain is reviewed briefly, then, course of gm ( 1, 1 ) model, error source and criterion of examining precision are introduced

    文中首先對已有的應力集中外推方法作了簡要述,後,介紹了灰色系統理論gm ( 1 , 1 )模型的建模過程、來源及精度檢驗標準。
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