等價誤差 的英文怎麼說

中文拼音 [děngjiàchā]
等價誤差 英文
equivalent error
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : 名詞1. (價格) price 2. (價值) value 3. [化學] (化合價) valence
  • : 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...
  • 等價 : of equal value; equal in value; equivalence
  • 誤差 : error
  1. With the coequal critical error, we could decrease cracks almost without increasing rendering cost by using surface rectification gene to improve substituted surface ' s locality

    我們通過平面矯正因子改善替代平面的位置,在同臨界下,幾乎不增加繪制代,縫隙明顯地縮小。
  2. On the research of etf, because the development of etf in foreign country becomes mature, it is mainly about the positive analysis of etf ’ s efficiency and application, such as salomon smith barney ( 2002 ) ’ s research on etf ’ s liquidity and discount / premium price using snap method, edwin j. elton ’ s comparative analysis on etf ’ s tracking error, parkd and switzer ( 1995 ) 、 lu and marsden ( 2000 ) ’ s positive research on etf ’ s price efficiency. in our country,

    在etf的研究上,國外由於etf的發展比較成熟,相關的研究主要側重於對etf的運作效率及其應用進行實證分析,如salomonsmithbarney ( 2002 )採用快照式研究對etf的流動性和折/溢問題進行了研究, edwinj . elton對etf的跟蹤進行了比較分析, park和switzer ( 1995 ) 、 lu和marsden ( 2000 )對etf的定效率進行了實證檢驗。
  3. In this paper, the main research works are as follows : 1 ) survey and analysis previous work in auv navigation and summarize : as the cumulate error, the dead - reckoning and inertial navigation systems ca n ' t be used without other modified system ; the acoustic navigation system is used only in small range, and is very expensive. 2 ) two important approaches in geophysical navigation techniques are summarized, one is terrain contour based navigation, this approach is investigated keystone today ; the other is image based navigation, due to no perfect image sensors and image seabed map, this approach has seldom been practised. 3 ) two important terrain contour based navigation algorithms has been applied to auv, one is match algorithm - based terrain contour match ( tercom ) ; the other is kalman filter - based sandia inertia terrain - aided navigation ( sitan )

    主要研究內容包括:一、總結分析了當前水下導航的常用方法和不足之處,指出基於航位推算的導航方法,存在著最大的問題就是導航的積累問題,如果沒有修正系統,這種方法很難滿足使用要求;其次指出基於聲學的導航方法,造昂貴,導航范圍有限,難以滿足自主水下航行器大范圍導航的需求;二、總結了當前水下地形輔助導航的主要技術路線,一是基於地形高程的匹配方法,這是當前研究的重點;二是基於地形圖像的匹配方法,由於缺乏良好的圖像傳感器,和可用的海底圖像地圖,目前這種方法還有待研究發展;三、將兩種地形高程匹配的常用方法應用到自主水下航行器上:以相關演算法為前提的地形輪廓匹配( tercom )方法和以卡爾曼濾波為基礎的桑迪亞慣性地形輔助導航( sitan )方法,前者演算法簡單可靠,但是導航精度不高,後者雖然精度比較高,但存在著演算法較為復雜、有可能發散和出現奇異值問題。
  4. The detection of interest points is the basis of kinds of computer vision applications, such as : camera calibration, 3d reconstruction, image matching, video retrieval, motion estimation, etc. in this paper, three impersonal criteria : delocalization, false - detection rate, and repeatability are presented to evaluate the performance of an interest points detection algorithm

    興趣點檢測是許多計算機視覺應用的基礎,如:攝像機定標、三維重建、圖像匹配、視頻檢索、運動估計。本文首先給出了一個評興趣點檢測演算法性能的客觀標準,這個標準包括以下三個準則:點位置偏檢率及重復度。
  5. With this method, developable surfaces and non - developable surfaces can be developed in a unique way. the developable surfaces can be developed submitted to certain error, and the non - developable surfaces developed homo - topologically

    對于可展曲面,利用該演算法可以得到在一定范圍內的展開結果;對于不可展曲面,則可得到與原曲面拓撲的展開網格。
  6. The equivalence between the mamdani type fuzzy systems using trapezoid or gauss membership functions and the piecewise interpolation functions is demonstrated. and the estimation of the approximation error is given

    對mamdani系統,分析了隸屬函數分別採用梯形和高斯型時一維模糊系統與函數插值的性和逼近
  7. Through applying the three methods of term structure estimation to the construction of zero - yield curve and to the pricing of zero - bond, zero - bond option, coup bond, interest rate swap, interest rate swap option, interest rate cap, interest rate floor, forward rate agreement. comparing the calculation errors of the three methods of term structure estimation

    通過將這三種期限結構估測方法應用於零息收益曲線構造,應用於零息國債及其期權、附息債券、利率互換、利率互換期權、遠期利率協議、利率上限、利率下限利率衍生產品格的估測,並比較所估測結果的,得出的結論是:三種期限結構估測方法會導致在計算不同利率衍生產品格時產生異。
  8. A linear programming method of vector loop used in the analysis of mechanism motion and its error was introduced, the possibility of using the sensitivity of kinematic analysis for error was analyzed, and it was proposed for the error analysis model of the mechanism to make equivalent substitution for the dimensional error with basic kinematic joint element ( kinematic pair ) and as well to implement the linear programming method of vector loop for error analysis within the adams

    摘要介紹機構運動分析與分析的向量環路線性規劃法,分析運用運動分析靈敏度進行分析的可能性,提出在機構分析模型中用基本運動連接元素(運動副)對尺寸進行替換,使分析向量環路線性規劃法在adams中實現。
  9. The algorithm of strapdown inertial navigation system is also discussed and then use the flight - track generator to give a simulation, since a closed loop feedback integrated navigation system is designed in this paper, and the output of the filter must feed back to the strapdown inertial navigation system, the analysis of the algorithm in strapdown inertial navigation system is important. the scheme to design the trajectory of gps and the simulation of gps constellation are then studied, the simulation of gps constellation is given from the calculation of vernal equinox base on the principle of celestial mechanics, this method of different from other methods given by other paper and is useful to the research of satellite navigation system. a new method to abstract noise modal in integrated navigation system is proved to be useful in practice, this method, which is given by use the principles of stochastic processes, statistics, time series analysis, and system identification, is suitable for the kalman filter in integrated navigation system

    如航跡產生器的設計,該航跡產生器是研究組合導航問題的前提,從國外一些研究組合導航系統的文獻中可以看出,設計這樣一個航跡產生器是非常必要的,所以本文自行設計了這樣一個系統;還討論了捷聯慣性導航系統中捷聯解算的方法,並進行了模擬研究,由於在本文設計的閉環反饋式組合導航系統中,對捷聯慣導系統的平臺進行閉環控制,需要將濾波器輸出的校正量反饋到捷聯解算內部,所以必須對捷聯解算進行深入的研究和分析,更何況捷聯解算問題本身也是導航界的一個熱門研究課題;另外,本文還介紹了gps軌道及其星座模擬的設計思想和方案,與以往gps軌道和星座模擬不同的是本文從天體力學中計算春分點開始,逐步進行gps軌道及其星座模擬,這樣的設計方法對從事衛星導航的研究工作是有值的;還對組合導航中建模方法進行了研究,綜合運用隨機過程、概率統計、時序分析及系統辯識方面的理論提出了一套適合組合導航卡爾曼濾波的建模方法,並運用實際研究工作中的測量數據對該方法進行了驗證。
  10. The duality between the coning and sculling corrections, raised in the recent literature, is fundamentally explained. the superiority of the new algorithm in accuracy is analytically derived. a variety of simulations are carried out to support the analytic conclusions, including those with ideal inertial sensors and those with non - ideal inertial sensors

    2 .從多個側面對對偶四元數演算法和傳統演算法進行了理論分析和比較,揭示了傳統演算法中圓錐演算法和劃船演算法之間存在對偶性/性的根本原因,導出了對偶四元數演算法和傳統演算法的解析表達式,從理論上證明了在高精度和高動態環境中,對偶四元數演算法的精度將優于傳統演算法。
  11. In present dissertation, the model of ert was established, the method to deduce the system equation using finite element method ( fem ) was discussed, and the process of calculating the voltage, resistance and sensitivity matrix through numerical computation was also introduces. because during the process of positive problem solution, errors are unavoidable, so the evaluation of the results were carried out through data and diagram, also the influence to the results caused by the change of parameters was analyzed

    由於在正問題求解過程中,被測域的離散化、計算公式的離散化以及數值計算的近似處理都將不可避免的引入,因此論文中對計算結果進行了評,分析了傳感器的參數(電極數,電極尺寸)以及計算過程所用參數(如剖分精度)的改變對計算結果(電勢、電阻、敏感場)的影響。
  12. Therefore, in order to evaluate the performance of the two basic algorithms in detail, two typical mobile communication channel models ( cost 259 and t1p1 ) are employed for further detailed simulation, and the corresponding performance is evaluated by rmse and cdf. in this simulation, many relative parameters are examined, such as the cell size, the number of base stations taking part in the location service, equipment measurement errors, nlos effect, and the positions of bss etc. the simulation results show that, taylor algorithm and chan algorithm fit in various simulation environments

    為了詳細評這兩種基本定位演算法的性能,本文就兩種典型移動通信通道環境模型( cost259和tip1 ) ,研究了多種參數對定位演算法的影響,包括蜂窩小區的大小,參與定位的基站個數,設備測量,通道中的nlos和基站排列方式
  13. Abstract : the germinating capacities, fatty acid values and viscosities of wheat samples were analyzed by determining the viscosities, germinating capacities and fatty acid values, etc, which are the indices of quality deterioration, of 53 types of different wheat samples and the retrogradation degree and quality state of grains were showed through fatty acid value, germinating capacity, senes analysis and taste evaluation, however, wheat quality was evaluated by only viscosity which would cause greater error

    文摘:本研究通過測定53個不同品質小麥樣品的粘度值、發芽率和脂肪酸值品質劣變指標,分析了發芽率、脂肪酸值和粘度之間的關系,並認為脂肪酸值、發芽率、感觀分析及品嘗評分結果都能較好地說明糧食的陳化程度和品質狀況,而粘度值用於評小麥的品質則會產生較大的
  14. This paper ' s study was emphasized on : 1. set up bp neural network set up bp network by matlab toolbox. chosen transfer function among every layer, training error and learning rate were included

    重點研究內容: ( 1 )建立bp ( backpropagation )神經網路用matlab提供的人工神經網路工具箱建立網路,包括選擇各層間的傳遞函數、確定網路訓練和學習速率,為建立定模型做準備。
  15. Second, based on the theory of error separation, the mathematical model, which is used to extract the surface flaw of axis - like parts, is given briefly. third, the designs of hardware and software in the system are explained respectively. fourth, the models and algorithms for appraising the surface flaw of axis - like parts are established by the methods of pattern recognition and neural net

    第一,本文論述了該課題研究的必要性及應用開發的值:第二,簡要介紹了基於分離理論建立起來的提取軸(孔)類工件表面缺陷的數學模型;第三,對該系統的硬體和軟體設計分別進行說明;第四,運用模式識別和神經網路方法建立軸承工件表面缺陷評判模型和演算法,並給出了各種評判方法的比較。
  16. Balance calibration system is a complicated automatic device, and involved with many subject such as machine, electric, measuring technique, control, and mechanics. the system most be capable to fit the demands of balance calibration, and most be accuracy and less error. not only the capability of the system be cared, but also the expenses of the manufacture most be considered

    天平校準系統是復雜的自動化系統,涉及機電、測量與控制、力學多個學科門類,不但在功能上要能夠滿足實際應用的需要,還需要達到較高的精度、較小的系統,同時考慮系統綜合性能指標與系統造的合理平衡。
  17. In the third part, the essences of steganography and disadvanges of common visual perception evaluation, such as psnr and wpsnr are studied. based on analysis local error that is introduced by embedding information, combining hvs, three objective perception evaluation method for steganography performance are proposed, which are based on human visual systems and local statistic error distribution respectively. in the steganalysis part, a steganography security statistic attack model and methods for some steganography methods are presented

    在信息隱藏的性能評方面,研究了常用的峰值信噪比,加權峰值信噪比前人提出的感知性能評準則,指出針對信息隱藏的性能評不能單純從視覺特性出發,提出從信息隱藏的數據特性和感知特性出發,結合局部特性來考察失真的變化的思想,並據此提出基於局部區域統計分佈和視覺掩模方法評信息隱藏性能的方法。
  18. ( 2 ) the factors effecting srt quality involve two kinds of elements, subjective factors and objective factors. subjective factors include student ' s competence, student ' s attitudes, and their mentality ; objective factors includes rating forms, methods, environments, and its values

    學生的評態度、業務知識和能力、評心理是影響學生評教質量的主觀因素,是內因;評量表、評方法、評環境、評效用是影響學生評教質量的客觀因素,是外因。
  19. The result showed that, with the equivalent substitution method of kinematic joint for error analysis, its computer - aided analysis was realized and the malady of tedium and complexity with the analysis and computation of the vector loop was eliminated, making the error analysis of the mechanism simple, easy, and reliable

    結果表明,分析的運動連接替換法實現了計算機輔助分析,解決了向量環路分析計算量繁瑣的弊端,使機構分析簡易可靠。
  20. The new scheme employs a recursive algorithm to design controllers for every subsystem, respectively, and takes predesigned control inputs as disturbances. by using lyapunov method, the state of the closed - loop control system is proved to be bounded, with tracking error converging to zero

    該方案通過逐層遞推的方法,分別針對每一個子系統單獨設計控制器,將本層之前已設計好的多項控制輸入作為干擾,利用李亞普諾夫方法,先證明閉環系統的狀態有界,再證明跟蹤漸近收斂到零。
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