均方 的英文怎麼說

中文拼音 [jūnfāng]
均方 英文
mean square
  • : Ⅰ形容詞(均勻) equal; even Ⅱ副詞(都; 全) without exception; all
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  1. According to the lms criterion, steps for calculation implement is proposed., and simulations on convergency and ber properties blind algorithm has been done. in addition, as a introduction of blind algorithm, subspace decomposition, minimum output energy ( moe )

    針對該檢測器,將最小均方演算法( lms )應用於該檢測器,給出了演算法實現的計算步驟,模擬了演算法收斂特性及課碼性能,分析了自適應能力。
  2. 5. pneumatic dandy roll, convenient in mean pressure

    5氣動壓膠輥,壓力平均方便。
  3. The traditional method is that sampling 20 equidistance discrete voltages to calculate the virtual value. to gain the virtual value, we firstly average their square values, and then extract it

    傳統的計算有效值的法是利用一個周期內等距離散的20個采樣點的瞬時值進行求解,通過計算它們的均方根值來得到有效值。
  4. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先,系統分析了影響黃河水位的水沙因素,及僅用水沙因素有效研究水位的可行性,並按變量對應思想採集它們的相應數據;其次,由於相應水位過程數據中含極強的非線性關系,本論文經細致的理論分析,將基本的非線性分析法、統計建模法、隨機分析理論、最小均方誤差原則等等數學理論及法有機揉合,提出了能有效實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)差分析法;再次,將這一法用於黃河中高及中低含沙類洪水相應水位過程的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相應洪水位過程的擬合誤差都較小;最後,明確黃河下游含沙量對水位的主要影響式,即含沙量主要是與其它因素聯合對水位作用;另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進向。
  5. Mean square radius of gyration

    均方旋轉半徑
  6. The stress range histogram was used to estimate the effective root-mean-square stress range.

    應力范圍直圖可用作估算等效均方根應用力范圍。
  7. The most important criteria that used to check the calibrated model are root mean square error ( rms ), the mean absolute error normalized rms error, and mass balance

    模型參數使用試錯法識別,識別過程中最重要的指標是均方差、平絕對誤差、標準均方差和水衡。
  8. Based on fractional sampling method, a new super - exponential iteration decision feedback blind equalization algorithm for severely nonlinear phase distortion channels was proposed

    因此針對嚴重頻率衰落和非線性相位失真通道,提出了一種分數采樣的混合盲衡演算法,並獲得了較快的收斂速度和較小的剩餘均方誤差。
  9. The amplitudes of the two ffts are the same, but their phases, < px and < p2, changes with the range differently

    Rao下限,在信噪比為6db , fft長度為1024的情況下,頻率估計均方根誤差小於fft頻率解析度的1 。
  10. It somehow incorporates the effects of the pielectron repulsions in an average way.

    它設法以一種平均方式把電子排斥包含進來。
  11. The software will display the snr, fwhm and rms values found

    軟體將顯示它們的信噪比,點擴展函數和均方差值。
  12. Thereafter, the applications of go sequences in single - cell s - cdma systems are discussed in this thesis. in additive white gaussion noise ( awgn ) channel, interference components in s - cdma systems accommodating more users than the spreading factor is analyzed based on the theoretical bound of the periodic correlation mean square property. then two interference - suppressed s - cdma system models of augmented capacity are proposed, along with the analysis and simulation results

    在加性白高斯噪聲( awgn )通道條件下,以序列集周期相關均方特性理論界為基礎,對序列個數大於系統擴頻因子的s - cdma系統干擾組成進行了分析,並基於截短wh序列提出了兩種高容量低干擾s - cdma系統模型,給出了分析和模擬結果。
  13. On single path condition, the multi - user detection algorithm is derived on the basis of the minimal square rule and the ml rule. a space - time multi - user detection structure and an adaptive method on cdma system are proposed

    在單徑情況下,基於最小均方誤差原則和最大似然原則,提出了一種多用戶檢測演算法和一種空時二維多用戶檢測器的結構。
  14. Mean square stabilization of t - s fuzzy stochastic systems

    模糊隨機系統的均方鎮定
  15. The improved algorithm is combined with normalized least - mean - square ( nlms ) alg orithm. computer simulations are presented detailedly to show the algorithm exhibits excellent convergence, tracking capability, as well as lower ber

    改進演算法結合了歸一化最小均方( nlms )演算法,模擬結果表明改進演算法具有良好的收斂性、跟蹤性能及較低的誤碼率。
  16. Based on the normal form obtained above, a global perturbation method is utilized to give the analysis for the global bifurcations and chaotic dynamics of the rotor - ambs system. the global bifurcations analysis indicates that there exist the heteroclinic bifurcations and the silnikov - type homoclinic orbit in the averaged equations

    利用全局攝動法研究了電磁軸承-轉子系統的全局分叉和混沌動力學,利用數值模擬法分別對平均方程和原程進行了分析,得到了的描述系統混沌運動的相圖和波形圖,從而驗證了理論結果的正確性。
  17. The glint suppression using high resolution range profile under conical angle measurement is studied, the angle information in signal components of scatters are extracted and averaged to suppress the glint. nonlinear kalman filtering methods under near spherical coordinate are analyzed and used to get more accurate tracking

    研究了圓錐掃描測角體制下基於距離高分辨的角閃爍抑制法,利用距離維高分辨像,提取強散射中心反射信號分量,在此基礎上估計出各個強散射中心的角度測量值,採用平均方法減少角閃爍對測角的影響。
  18. Using lyapunov stability theory, it has been shown that the control scheme guarantees that all the variables of closed - loop system are bounded. moreover, the mean - square tracking error can be made arbitrarily small by choosing some design parameters appropriately

    Lyapunov穩定性分析結果表明,本文所提出的控制器保證了閉環系統內的所有信號都是有界的,通過選擇適當的設計參數,可以使跟蹤誤差的均方根任意小。
  19. The device turns round at the range of 360, and locomotive block moves in linear guide in every unit zone. so optical fiber can arrive everywhere in focal plane. experiment result elucidation : the standard deviation of repeat error and positioning error less than 40 microns, the positioning precision of this system can reach demand

    用7根單元機構模擬4000根單元的相互關系,實驗結果表明:機構的重復性誤差和目標點定位誤差的均方根值在定位精度要求范圍之內,能夠滿足望遠鏡快速、準確的定位要求。
  20. In addition, the beamforming techniques for cdma systems are discussed emphatically. the algorithm based on code filtering is deduced in detail theoretically, and the performances such as convergence and bit error rate ( ber ) are simulated. meanwhile, we improve a decision - projected algorithm based on least - mean - square ( lms ) error

    論文重點討論了cdma系統的波束形成技術,在理論上詳盡地推導了基於擴頻碼濾波的波束形成演算法,對其收斂性、誤碼率等進行了計算機模擬;針對基於最小均方( lms )誤差的一種判決映射演算法進行了改進。
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