經驗標定常數 的英文怎麼說
中文拼音 [jīngyànbiāodìngchángshǔ]
經驗標定常數
英文
empircal calibration constant- 經 : 經動詞[紡織] (把紡好的紗或線梳整成經紗或經線) warp
- 驗 : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
- 標 : Ⅰ名詞1 [書面語] (樹梢) treetop; the tip of a tree2 (枝節或表面) symptom; outside appearance; ...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 數 : 數副詞(屢次) frequently; repeatedly
- 經驗 : 1 (由實踐得來的知識或技能) experience 2 (經歷) go through; experience; 經驗教訓 lessons from ...
- 標定 : demarcate; calibration; calibrating; standardization; pointing
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Based on the analysis of types and sources of risks that confront commercial banks, the paper first determines the methodology for its research, i. e. mathematical statistics for quantity factors and the fuzzy discriminating analysis for the quality factors. combining the evaluation approaches of the banks in germany and china, the paper gets 13 common indices, and with mathematical statistical method, chooses 4 factors that will influence customer credits : equity capital / total asset, velocity of stock in trade, velocity of total assets and payoff rate of total sale. the four factors with liquidity factor reflect the customer ' s financial characteristics, such as capital structure, operation, earnings and liquidity
在理論分析的基礎上,結合德國和中國有關銀行的客戶資信評價方法,在得到影響客戶信用13個常用指標的基礎上,利用數理統計分析方法( t檢驗、多元判別分析和逐步判別分析等)得出影響客戶信用的四個因素:自有資本率、存貨周轉率、總資產周轉率和銷售盈利率,他們反映了企業資本結構、經營狀況和盈利水平,加入企業的流動性以後,它們決定了客戶的財務特徵。A general stack equation of mobile robot based on analyzing the motion of planar motion object and the mathematical models of four different kinds of common wheels is developed, accordingly, the mobility of mobile robot is addressed and the forward and inverse solutions to speed for specific configuration driven by differential speed are derived. utilizing the muir and newman convention, the description of the posture transformation matrices between different coordinate frames and the solution for the speed of point located on these frames are introduced. according to posture estimation, a more accurate method, dead reckoning algorithm, is developed for a specified configuration characterized by differential speed motorization, and simulations of this algorithm and other traditional methods are carried out using matlab while traversing a circular path
本文對兩輪差速驅動移動機器人的運動學及其本體緩沖設計進行了探討,在對平面運動物體運動分析的基礎上結合四種常用車輪的數學模型,推導出了一個通用的移動機器人堆積方程,在此基礎上分析了移動機器人的移動能力、並針對兩輪差速構型推導了速度正解與逆解;使用muir和newman的運動學建模方法,推導了移動機器人上點及連桿坐標系位姿、速度變換關系矩陣及求解方法;在移動機器人位姿識別方法中結合差速驅動構型對航位推演算法進行了分析:推導了一種理論精度較高的航位推算演算法,並使用matlab對其與傳統的推算演算法在跟蹤圓弧軌跡情況下進行了模擬;最後針對本文所研究的機器人給出了一種比較系統、可靠的緩沖結構設計思路,較好地解決了移動機器人作業過程中外界因素及本身設計中引入的各種不確定誤差問題;本論文研究成果已在本實驗室所開發的樣機上得到實現,經過應用與考核證明其中的分析與設計是切實可行的。A large amount of experience data accumulated through long term operation is introduced. combined with the definition of relative requirements, the choosing and definition of operation index of high - frequency channels specially used for protection of hubei electric power network are discussed and elaborated through calculation and analysis such as input impedance and channel impedance of transmitter, sensitive voltage of received signal, redundancy of received signal, warning of channel redundancy and warning of channel faults etc
引用了長期運行中積累的大量經驗數據,通過計算分析,結合有關規程規定,探討和闡述了湖北電網繼電保護專用高頻通道諸如收信機輸入阻抗及通道阻抗、收信靈敏電平、收信裕度、通道裕度告警、通道異常告警等運行指標的選取和確定。Chapter 4 discusses how to stabilize a class of time - delays neural networks via standard feedback control ; this kind of neural networks provides a unified view of several well - known neural networks ( such as hopfield neural networks and cellular neural networks ) with discrete delays or distributed delays. a stability criterion is given by using the lyapunov method. all the results obtained in this chapter are stated in simple algebraic forms so that their verifications and applications are straightforward and convenient
通過使用lyapunov方法,我們得到了一類時延神經網路經過標準反饋控制后的穩定條件,這類神經網路涵蓋了幾種著名的神經網路,如hopfield神經網路、細胞神經網路,同樣,本章所得到的結論也是簡單的代數表達式,使用非常方便,最後在用計算機通過做數值實驗對這些結論進行了驗證。The program of data processing in determination of percent released of pharmaceutical preparation was developed ; two modules included in this program are connected but independence each other, one module calculate percent released, one module regress equation ; determination of percent released of pharmaceutical preparation, comparison of released curve in one reference frame and modeling mathematics model were realized by running this program. the program of formulation optimization based on artificial neural network was compiled to solve the nonlinear problem in formulation optimization. provided parameters were used to predict the released amount of a set of formulations
簡便,其計算結果與現有其他程序計算結果基本一致:開發固體制劑體外溶出試驗數據處理程序,程序運行時分為計算累積釋放百分率和優選最佳數學模型兩個相互連接又各自獨立的環節,實現了累積釋放百分率的自動計算,同一坐標系下釋放曲線的直觀比較,常用數學模型的擬合;開發基於人工神經網路的處方優化系統,解訣處方優化這一多目標、非線性優化問題,利用符合擬合精度的訓練結果預測給定處方的釋放度,預測結果與實驗結果基本相近。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概念;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,並利用相對擬合誤差計量統計數據的非一致性誤差;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;然後通過從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。If applied experiential formula mechanically to calculate the dynamic moment of the tri - eccentric butterfly vavle, its errors for the results would be larger. the paper, by virtue of the postulate of flow with fixed constant, eddiless of ideal liquid, calculated laplace equation by finite difference method in rectangular coordinates, gained pressure distribution on the butterfly disc section, thereby figured out its dynamic moment under each opening angle and the method was feasible for calculating dynamic moment of symmetry or not, designed the program and described the curve of dynamic moment. finally, the paper infered their laws
採用經驗公式來計算三偏心蝶閥的動水力矩,誤差比較大,本文根據三偏心蝶閥的結構特點,利用理想流體的定常、無旋流動的假定,用有限差分法在直角坐標系中求解拉普拉斯方程,得到蝶板截面上的壓力分佈,從而計算出蝶板在各個開度下的動水力矩,設計出了求解的程序,給出了程序運行的結果並進行了數據處理從而得到了動水力矩曲線,總結了它的變化規律。分享友人