精度估計 的英文怎麼說

中文拼音 [jīngdùgūjì]
精度估計 英文
precision estimation
  • 精 : Ⅰ形容詞1 （經過提煉或挑選的） refined; picked; choice 2 （完美;最好） perfect; excellent 3 （細）...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 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...
  • 精度 : precision; accuracy; degree of accuracy; precision accuracy; trueness
  • 估計 : estimate; evaluate; take stock of; size up; calculate; appraise; reckon; estimation; forecast
  1. Based on the correct evaluation of the means and covariance of the measurement error in cartesian coordinate system, the algorithm processes the radar measurements sequentially, and the linearization of measurement equation is no longer neccessary

    作者推導了有測速數據時的去偏轉換卡爾曼濾波演算法。此演算法估計精度和計算效率比以前的方法有較大改善，對測量方程不做近似處理。
  2. In the course of making, it is given a formula of accuracy estimation. by using the formula, it estimated accuracy of image map. and the result examined shows, this formula accords with the actual conditions

    在製作過程中，提出了一個利用原始影像比例尺、成圖比例尺、掃描解析度進行精度估算的公式，並用該公式對製作的影像地圖的精度做出預計，檢驗的結果表明，該公式符合實際情況。
  3. And more aperture extension is achieved in this novel esprit - based two - dimensional angle estimatio n scheme using a uniform rectangular array of vector hydrophones spaced much farther apart than a half - wavelength. this proposed scheme and the attendant vector - hydrophone array outperform a uniform half - wavelength spaced pressure hydrophone array with the same aperture and slightly greater number of component hydrophones by an order of magnitude in estimation standard deviation

    結合實際的應用情況，對矢量水聽器構成的陣列進行了初步的探討，利用本文前面部分所分析的基於單矢量水聽器的方法，實現了陣元間距突破半波長上限的局限，並解決了角度估計的循環模糊問題，以較小的硬體代價和運算代價實現陣列孔徑的擴展，提高估計精度。
  4. Analysis of ambiguity - function of lfmcw radar, including symmetrical triangular lfmcw signal and multiple periods ’ symmetrical triangular lfmcw signal. 3. this dissertation advances new theories of lfmcw radar signal detection and estimation, including method for acceleration and velocity estimation based on polynomial phase transform ; method for multi - target acceleration and velocity estimation based on modification polynomial phase transform

    包括基於多項相位變換的lfmcw雷達速度和加速度估計方法;基於修正多項相位變換的多目標lfmcw雷達速度和加速度估計方法;基於一般高斯噪聲環境下的lfmcw雷達速度和加速度聯合估計方法;另外提出了基於頻域增采樣內插方法以提高lfmcw雷達測距精度。
  5. We select fpga of type xc3s200 as hardware to design the coder and display the hardware resources inside, moreover study the method and steps of designing dsp, based on fpga, by using system generator, finally, it emphasizes the design process of multi - band excitation vocoder. we can work out the module of high pass filter and the module of low pass filter, module of divide frame, module of keynote rough estimate, module of keynote fine estimate, module of band - separated v / u judgment / verdict and module of band - separated amplitude estimate, by using simulink, ise and system generator

    本文選用型號為xc3s200的fpga作為設計編碼器的核心硬體，介紹了其內部所含的硬體資源，並研究了利用systemgenerator基於fpga設計dsp的方法和步驟，最後，本文把重點放在多帶激勵語音編碼器的設計上，利用simulink ， ise和systemgenerator分別設計其中的高通低通濾波器模塊、分幀疊加模塊、基音粗估模塊、基音精細估計模塊、分帶v / u判決模塊、分帶幅度估計模塊。
  6. Based on systematical study of each constituent of iss, the foundation, computation and precision analysis of the models of geoid, sea surface topography, mean sea surface and ocean tide are mainly discussed ; the conceive of mean sea surface height model and ocean tidal model suitable to chinese near sea and its neighborhood is provided ; two kinds of iss model are derived out

    本文在系統研究瞬時海面高各組成要素的基礎上，主要討論了大地水準面模型、海面地形模型、平均海平面模型和海洋潮汐模型的建立、計算以及精度評價等問題；提出了建立適於我國近海及鄰域平均海平面模型和海洋潮汐模型的設想；綜合得出了兩種瞬時海面高模型，並進行了精度估計，編制了相應的軟體。
  7. In order to maintain a better resolution of acceleration estimation and meanwhile reduce the amount of computation, an iterated acceleration estimation method is proposed

    基於上述分析，為減小rwt的計算量同時保證較高的加速度估計精度，提出了一種逐步逼近的加速度估計方法。
  8. Also, the presented nn speed estimation schemes are discussed and the simulation results show that compared to the traditional schemes, the nn schemes have good speed estimation precision. moreover, they are robust to the variation of motor parameters and not sensitive to the effect of iron loss

    同時，對所採用的速度估計方案進行了模擬分析，證明了神經網路速度估計模型相對于傳統的速度估計模型而言，估計精度高，並且對參數的變化和鐵耗的影響具有很強的魯棒性。
  9. In this paper, accuracy design is completed through two steps : first, we analyze the error of parallel machine tool, the joints " gap are considered by using monte carlo method, also in mis part, three kinds of error sensitivity are established to wholly reflect the error of moving platform

    在並聯機床的精度設計部分，本文在並聯機床的幾何誤差模型基礎上，利用蒙特卡洛方法綜合分析了包括鉸鏈間隙的各項誤差源對加工誤差的影響，並建立了三類誤差敏感度以全面評估並聯機床的精度特點。
  10. Different results specify that the first kind of cost function is sensitive to the mismatch of ocean depth and receiver location, but is insensitive to sound speed profile ' s % $ jai8x9 @ t $ m & z mismatch and has high accuracy of depth localizaion ; the second kind of cost fimction is insensitive to all three kinds of mismatch, but its resolution of depth is very low ln order to overcome the cost function ' s sensitivity to mismatch, improvemedt of the accuracy of time delay estimation and model calculation may be adopted, when both conditions are reached, the sensitivity wiil be greatly reduced and the resolution of range and depth will be improved at the same time

    模擬結果表明，第一類代價函數對海底深度和基陣傾斜失配是敏感的，對聲速失配卻不敏感，並且能夠獲得較高的深度定位精度；第二類代價函數對三種失配都不敏感，只是深度解析度較低。為了克服代價函數對失配的敏感性，可採用提高時延估計精度和模型計算精度的方法。當兩個條件滿足時，敏感性得到極大的抑制並獲得了較高的距離和深度估計精度。
  11. Theoretical computation in the precision estimation of the change in gravity and displacements due to atmospheric loading

    大氣負荷引起的重力與位移變化理論計算的精度估計
  12. In this paper, a variety of familiar signals and channels are firstly analyzed and then the methods of dft and cyclic correlation are introduced

    本文在分析各種常見的通信信號和通道的基礎上，採用了離散傅立葉變換和循環相關方法解決信號載頻偏差的高精度估計問題。
  13. The problems of carrier frequency offset estimation under the condition of the agwn channel, frequency flat - fading channel and frequency selective - fading channel are studied in detail respectively

    本文仔細研究了在高斯白噪聲通道下、頻率平坦衰落通道下和頻率選擇性衰落通道下高精度估計信號載頻偏差的問題，並對相應演算法提出了一些改進辦法。
  14. This paper deals with problems of high accurate estimation of carrier frequency offset which is widely used in communication signals synchronization and frequency measurement. therefore, it ' is very importance for interception and location of signals

    通信信號載頻偏差的高精度估計廣泛應用於通信信號的同步和頻率測量當中，因此，對于信號的截獲和定位具有非常重要的作用。
  15. The possibility of the atmospheric correction to the displacement measurements at the international gps service ( igs ) stations is discussed. in chapter 5, using the mathematic theory of statistics, the errors of the convolution technique, u

    第六章：利用數理統計理論研究大氣負荷改正褶積系統的誤差及其傳播特性和使用功效，給出系統輸出的精度估計，提出系統的優化配置原則
  16. From the two points of view of the remove - restore principle and the fitting of the remnant error during the condensing of the local geoid, this paper deduces the direct and the in direct methods assessing the precision of gravity geoid, and analyzes the error estimation results of the two methods

    摘要從移去恢復法原理以及局部大地水準面精化殘差擬合兩個角度，分別得到了重力大地水準面精度估計的直接法與間接法，並通過實例分析了兩種方法的誤差評定結果。
  17. For the amplitude - frequency response at the self - oscillation frequency is one, a method to calculate the dynamic accuracy and the index of the servo system is provided, by comparing them, the scheme to design the verifying unit is presented

    利用伺服系統在自振蕩頻率點的幅頻特性為1這一特點，將輸入信號頻率、幅值、系統的自振蕩狀態和系統的參數聯系起來，構建了伺服系統動態精度的計算公式和指標估算經驗公式，並根據兩者的關系提出動態精度校正方案。
  18. A fast and accurate algorithm to estimate the frequency of a coherent pulse sinusoid is presented in chapter 3. it is based on the autocorrelation iterative method, and the simulation results show that for the lower snr, this algorithm can accord with the request of the soplat ’ s precision and less computational complexity. therefore, it ’ s a promising algorithm for practical application

    在對正弦脈沖信號的頻率估計中，第三章在總結、比較前人演算法的基礎上，選擇了基於自相關迭代的頻率精確估計演算法，並進行模擬分析，結果表明，該演算法在較低信噪比時，可以達到單站無源定位所要求的估計精度，且運算量小，具有廣闊的應用前景。
  19. The present methods for testing the large - scale corpus segmentation have the following faults : a. it is difficult to exactly estimating the variance of population ; b. the sampling quantity is too large to test the corpus segmentation. to solve the given problems, we put forward the testing method based on clustering, which sorts the sample of corpus into many group by clustering them

    語料庫分詞質量的評價問題是漢語語料庫的特有問題，已有的簡單隨機抽樣的方法，當語料庫規模變大時，無法精確估計分詞質量評價中語料庫樣本的總體方差，同時，為了保證檢驗的精度，傳統抽樣方法的檢驗費用太高。
  20. On the exact estimation of n - widths of certain function classes in orlicz spaces

    空間中的寬度的精確估計
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