誤差函數 的英文怎麼說

中文拼音 [wùchāhánshǔ]
誤差函數 英文
erf
  • 誤 : 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 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  • 函 : 名詞1. [書面語] （匣; 封套） case; envelope 2. （信件） letter 3. （姓氏） a surname
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 誤差 : error
  • 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
  1. In the design of corpus, we carefully analyze the syllable distribution of corpus th - coss, then classify the prosodic characters of this corpus and present out the distribution of every prosodic character. based on prosodic character vector, we construct an error function which is used to select original corpus for simulation system, and show the distribution of prosodic characters for the original corpus. greedy algorithm and corpus self - adaptive process are expatiated to set theoretical foundation for text material search

    在語料庫分析與設計方面，首先統計th - coss語料庫中音節分佈情況，給出th - coss語料庫韻律特徵分類，並對每一種韻律特徵進行統計，然後構造了一個基於韻律特徵向量的誤差函數，並採用該誤差函數提取語料組成模擬系統的初始語料庫，分析該庫的韻律特徵分佈，最後闡述了greedy演算法與語料自適應過程，為文本語料的搜索打下理論基礎。
  2. Firstly, studied feed - forward neural network and put forward a new algorithm on bp network, called bp algorithm based on robust error function ( bparef ), and the algorithm is proved to be effective for approaching nonlinear system

    首先研究了前饋神經網路，提出了基於魯棒誤差函數的bp神經網路的演算法，並且驗證了其對非線性系統逼近的有效性。
  3. Combining absolute error function with relative error function, and setting it as the objective function of bp networks application to the flood forecast

    綜合絕對誤差函數和相對誤差函數於一體，提出一種適合於水文研究的bp神經網路綜合目標函數。
  4. Complementary error function

    余誤差函數
  5. Error function complement

    余誤差函數
  6. The mean grey value of ice is 154 using simulation of gauss error function

    採用高斯誤差函數擬合，計算得到冰的平均灰度值為154 。
  7. In this way, the establishment of the error function and the select of the optimization are important

    在此方法中，主要是誤差函數的建立和優化方法的選擇。
  8. Switch states of mc are obtained when the output voltage error function is minimized, thus the optimum combination of switch states is derived for the closed - loop control of mc

    根據最小誤差函數確定矩陣變換器開關模式，實現了系統閉環控制時開關狀態的優化組合。
  9. The paper also studied the structure of lms adaptive filter and the theoretical analysis of astringency by deducing the equal square error of the weigh value in the msn linear filtering

    在mse線性濾波中權值的均方誤差函數的推導的基礎上，對lms自適應濾波器的結構和收斂性的理論分析進行了研究。
  10. Meanwhile, advantages of the least calculation workload, the simple process, and the convenient for implementation are brought while switch states are described as space vectors in the - coordination system

    利用-平面內的空間矢量描述開關組合狀態，使得誤差函數的計算工作量小、過程簡單，易於實現。
  11. Using the improved algorithm in edge location, the computing complexity is reduced by avoiding search efforts when using two dimensions error table, and the measuring accuracy is increased

    實驗數據表明，用誤差函數對定位邊緣進行誤差補償不但避免了使用誤差校正表帶來的復雜計算，而且重用性高，還大大提高了測量的精度。
  12. The probability of normal r. v. with absolute value less then and equal to one, two, and three unit standard deviations are calculated from error function, the cumulate probability distribution of normal density

    常態分佈隨機變數絕對值小於等於一個、兩個、三個標準差之機率分別代入累積機率分佈函數（誤差函數）算出其對應之機率。
  13. Based on the output - voltage error function, a novel time discrete modulation technique is proposed for matrix converters ( mcs ) and time - discrete difference equations of a mc circuit are derived

    摘要針對矩陣變換器調制方式的特點，提出了基於輸出電壓誤差函數分析的矩陣變換器離散調制技術，推導了基於時間離散和差分原理的電路方程。
  14. The tests of e - o applications by our flux ktp has been realized, the results showed : optical waveguides fabricated by using an ion - exchange process, which have an exchange - ion concentration depth profile and refractive - index profile, is close to a complementary error - function distribution, optical homogeneity and device thermal stability is much better. amplitude modulation switch formed by our flux ktp has the contrast ratio of 150 : 1 and insert loss is 2. 5 % at 1064 nm. high quality optical pulse with 1 ns width was cut successfully by using an e - o modulator from a laser pulse with 50 ns width, this modulator had run for three years, and the crystal did n ' t blackened, it showed our low conductivity flux ktp can endure high modulation voltage for a very long time

    Ktp晶體的電光應用試驗表明：用離子交換法製作的電光波導，其離子交換濃度、折射率變化符合餘弦誤差函數，光學均勻性以及器件的溫度穩定性較好；製作的強度調制電光開關，消光比為150 ： 1 ，對1064nm激光的插入損耗為2 . 5 ；製作的電光調制器用於激光脈沖整形試驗，從脈沖寬度50ns的激光脈沖削出脈寬1ns的高質量光脈沖，該電光開關經過長達三年多的使用，沒有出現晶體變黑現象，說明本實驗的低電導率ktp晶體能夠耐受長時間的調制電壓。
  15. 6. since the monitor precision of quasi - dynamic calibration system is very important, the model of the four channel electric pressure - measuring system in frequency domain is built up. the cause of variance is analyzed. the error function of the system is defined and the formula of correcting the system error is derived

    6由於落錘液壓動標裝置校準系統的校準壓力監測精度極為重要，本文對四路電測壓力系統進行頻域建模，分析了產生不一致的原因，定義了系統的誤差函數及推導了統一誤差模型的修正公式。
  16. Using the first order and the second order derivative information of the network error function to the learning rate factor / / and the momentum factor ?, dynamic optimization of the learning rate factor / / and the momentum factor ? is obtained during the network training process, which efficiently speeds up the network learning rate

    並利用網路誤差函數對訓練速率系數和沖量系數的一階和二階導數信息，在網路訓練過程中動態優化調整訓練速率系數和沖量系數，有效地加快了網路的訓練速度。
  17. And then the stability and the stable error response of the dpll are analyzed. there is an obvious doppler shift frequency offset in the received signal with flight at a high speed, in the dissertation the uniform sampling second - order dpll is used to remove the frequency bias for its excellent high - pass characteristic of the error transfer function

    由於高速飛行的遙測目標在接收信號中會出現較大的多普勒頻率分量，而典型均勻采樣二階數字鎖相環dpll （ digitalphase - lockedloop ）的誤差函數具有高通特性，所以本文提出一種利用其高通特性來去除多普勒頻率分量的新方法。
  18. The performance of the differential mode loop, the characteristic of mrc combining and the high - pass characteristic of the error transfer function of the uniform sampling second - order dpll are simulated in the matlab, the simulation results are given

    在matlab環境下對分集合併中的差模環特性、最大比合併特性以及均勻采樣二階數字鎖相環誤差函數高通特性進行了模擬，給出了模擬結果。
  19. The load of the dc motor has a great influence on the tracking effect of speed control system, so a kind of load disturbance observer is constructed to compensate the load disturbance, and a new variable structure controller is designed by employing lyapunov speed error function

    針對實際直流電機負載對速度控制系統跟蹤效果有較大影響的情況，提出了一種重構軋制負載擾動的觀測器，進而對負載擾動進行前饋補償控制，設計了一種新的利用lyapunov速度誤差函數構造的變結構魯棒控制器。
  20. Because the weight space formed by the bp neural network ' s global error function, which include extreme point, is a hyper - surface, considering the initial parameters of bp neural network ' s structure, so the bp neural network has a inherent deficiency of easily falling into local minimum

    由於bp神經網路的全局誤差函數構成的權值空間是包含多個極值點的超曲面，加之即網路訓練開始網路結構參數是隨機給定的，因而bp神經網路在學習訓練中容易陷入局部極小。
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