誤差傳播 的英文怎麼說

中文拼音 [wùchāzhuànbō]
誤差傳播 英文
error propagation
  • 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...
  • 傳 : 傳名詞1 （解釋經文的著作） commentaries on classics 2 （傳記） biography 3 （敘述歷史故事的作品）...
  • 播 : 播名詞（姓氏） a surname
  • 誤差 : error
  • 傳播 : 1 （廣泛散布） disseminate; propagate; spread; （over）; diffuse; transmit; run 2 [物理學] propag...
  1. Based on analyzing the multilayer perceptron neural network, it induces the error backpropagation algorithm while taking the hyperboloid tangential function as nonlinear activation function

    在分析多層感知器神經網路的基礎上，推導了雙曲正切函數為激勵函數的誤差後向傳播演算法。
  2. Undershooting error propagation in two kinds of displacement - control modes

    兩種位移控制模式下的下沖誤差傳播
  3. Secondly, in phase unwrapping to overcome the spread of wrong point, changing the patch of unwrapping phase is done to improve the correctness of it. then, the relation between the unwrapping phase and the height of reconstructed object is discussed detailedly. the data processing, algorithm analysis and reconstructing object are done for the collecting fringe image which are all based on matlab language, in all these achievements, the improvement and innovation aspect are following : a ) in order to stabilize the interference fringe, a new equivalent shifting object method is presented by using fringe stabilizing device to stabilize the interference fringe though moving object and ccd camera which fixed on a precise moving platform together, the experimental result shows the fringe drift is less than a / 20 in five minutes, and the equivalent phase shifting precision is x / 100

    論文在全面闡述了光學三維輪廓位相測量術的發展、應用現狀、研究熱點及未來發展趨勢的基礎上，簡要介紹了傅立葉變換和相移位相輪廓測量術的基本原理，對兩種測量方法存在的問題及誤差進行詳細分析和比較；針對位相解包裹錯誤點的傳播問題，作者通過改變解包裹路徑來提高位相解包裹的正確性；分析討論從解包裹位相（ x ， y ）到再現物體的高度h （ x ， y ）物理量之間的關系，研究相應的演算法，利用matlab平臺，對實際採集的條紋圖像進行處理和輪廓重構，其中改進及創新工作主要表現在以下兩個方面： （ a ）針對干涉型結構光場干涉條紋出現的漂移抖動對相移的影響，提出了一種用條紋穩定器穩定干涉條紋，用精密移動平臺使物體和ccd攝像頭同步移動實現等效相移的方法，建立了相應的測量系統，系統的條紋穩定可以達到。
  4. In this paper, taking the measured error sound velocity profile as the initial guess value, the sound beam travel times and beam angle recorded by the multi - beam system and the generalized linear inversion method are used to get a sound velocity profile close to the actual sound velocity profile, and the inversed sound velocity profiles have contributed to the reduction of sound velocity profile error

    摘要以測得的誤差聲速剖面作為初始猜測值，利用多波束記錄到的波束傳播時間和波束角等信息，通過廣義線性反演得到一個與實際聲速剖面比較接近的聲速剖面，這有助於減少聲速剖面的誤差。
  5. The main characteristics and advantages are : on one hand, we adopted the low - complexity bussgang algorithm, and did blind estimation to ofdm sub - channel according to the mean square error criterion ( mse ) and peak distortion criterion ; on the other hand, we used the differential detection, which accelerates the convergence speed and avoid the error transmission problem resulted from the bussgang algorithm

    這兩種演算法一方面採用了低復雜度的bussgang自適應演算法，分別依據均方誤差準則和峰值失真準則對ofdm系統子通道進行盲估計；另一方面通過引入差分檢測技術，加快了演算法收斂速度，克服了bussgang演算法帶來的誤差傳播問題。
  6. On the basis of analysing multilayer forward artificial neural networks which based on back propagation algorithms and basic principles of the adaptive noise cancellation system, this paper sets up an adaptive noise cancellation controller based on artificial neural network, which is proved to be more efficient in the noise cancellation and has robust performance based on simulink of matlab at the end, this paper proposes some advices of model and algorithms

    在對基於誤差反向傳播學習演算法的多層前向人工神經網路進行分析基礎上，結合傳統自適應噪聲抵消系統基本原理，建立了基於人工神經網路的自適應噪聲抵消器，經基於matlab的simulink模擬實例證明，具有很強的噪聲濾除能力和魯棒性。最後並提出了網路及演算法進一步改進的方法。
  7. Results rectify that matched field processing based on ray travel time delay is insensitive to the mismatch of sound speed proflle, although the mismatch of ocean bottom depth and receiver location is bad to matched field processing, different forms of cost fimctions could decline the sensitivity

    計算結果表明，基於聲傳播時延的匹配場定位對聲速分佈失配是不敏感的。雖然接收基陣位置傾斜和海洋深度誤差對匹配場處理影響較大，但只要選擇適當的代價函數，可以得到克服。
  8. Travel time is the key point of system, its measure quality decides the survey precision of the stress. time to digital convertor ( tdc ) was applied to accomplish the precision time interval measurement. at the same time, one transmitter - two receivers probe arrangement and zero - crossing detecting method were also applied to reduce the errors in measurement

    傳播聲時是整個測量系統中的關鍵量，其測量水平決定應力的測量精度，對此本文採用時間-數字轉換器（ timetodigitalconvertor ， tdc ）完成高精度時間間隔測量，在實現過程中又分別採用「單端發射-雙端接收」的探頭布局模式和「過零檢測」手段來降低系統檢測誤差。
  9. Then this new model is disscused in detail and is extended to some more common tv dispersive channels. in the following chapter 5, we do much effort to research the methods of blind equalization and identification of tv dispersive channels based on the proposed dt canonical model

    首先對間接盲均衡方法，提出了對時不變通道矩陣的子空間營辨識算涪和可以消除誤差傳播效應的兩級盲辨識演算法，然後給出了一種直接盲均衡方法。
  10. By the definition of incremental error quaternion in the propagation equation of the full rank covariance matrix is derived, consequently the singularity of the covariance matrix caused by the constraint on the quaternion normalization is maintained

    並且通過定義增量誤差四元數，推導出滿秩空間中誤差協方差陣的傳播方程，解決了由於四元數正交約束所造成的協方差陣奇異性問題。
  11. The error propagation path is changed because that the different substream sets are selected for specific spatial and temporal resolution, but this rate - distortion model is adaptive with different error propagation paths. we can easily estimate the distortion at different error propagation situation

    盡管在復雜的可擴展視頻編碼技術中，誤差傳遞路徑會隨著選擇播放的子碼流集不同而變化，本文建立的模型卻能夠自適應誤差傳遞路徑的變化，估計出較為準確的失真信息。
  12. Firstly, a new joint filterbank precoders and decision feedback equalizers structure is proposed, and the corresponding optimization result based on the maximal mutual information criterion is derived. secondly, the concept of dt canonical model is proposed, which is very suitable for the task of blind signal processing based on the second - order statistical of the observations. thirdly, the methods of blind equalization and identification of the tv dispersive channels are researched systematically based on the proposed dt canonical model, and a subspace blind identification algorithm of the time - invariant channel matrix is developed

    本文創新性的成果在於：提出了預編碼-判決反饋聯合均衡系統結構，並從理論推導得出了對應的最大互信息量最優化設計結果；首次提出了時變色散通道的離散正則模型概念，該模型適宜於利用觀察數據的二階統計量進行盲信號處理；基於離散正則模型對時變色散通道進行了系統的盲均衡和盲辨識方法研究，提出了對時不變通道矩陣的子空間盲辨識演算法；針對誤差傳播效應問題，提出了可以消除誤差傳播效應的兩級盲辨識演算法；提出了基於離散正則模型的直接盲均衡演算法；提出了基於特徵恢復思想的神經網路直接自適應盲均衡演算法。
  13. The error analysis of linear spectral mixture model based on error propagation law and value simulation has investigated to exposure their relationships

    摘要從誤差傳播理論的角度，分析了多選端元光譜、漏選端元光譜以及端元內部光譜變化等情況與混合像元分解精度之間的關系。
  14. For multicomponent chirp signals with unbalanced amplitudes, an iterative algorithm combined with the paf is proposed to suppress the error propagation effect and residual signal in the peeling - off procedure. the corresponding time - frequency distribution for unbalanced signals is derived

    針對多分量強弱信號，引入基於逐次減小誤差的迭代演算法，導出了能夠減小強弱信號相互影響的核函數設計方法，從而有效抑制誤差傳播和殘余信號。
  15. The system error is mainly determined by sensor error and initial alignment error by analyzing the error transfer characteristic of the sins system. after compensating the sensor error, the precision of the whole system almost remains the initial alignment process. it should include of gyroscope and speedmeter to compensate the error

    通過對sins系統的誤差傳播特性分析可以發現，系統的誤差主要由傳感器誤差和初始對準誤差決定，在對傳感器誤差進行補償之後，整個系統的精度幾乎就保持在初始對準的精度上；另外，在初始對準過程中還包含陀螺和加速度計的測漂和定標工作，以便進行誤差補償。
  16. On the basis of deep research of its working principal, basic algorithm and error spread character, the gyro constant drift, acceleration zero error and constant initiation error of static pedestal strapdown inertial navigation system are quantitatively analyzed. furthermore with the medium precision inertial navigation device as the simulation object, we made some mathematical simulation

    詳細研究了捷聯式慣性導航系統的工作原理、基本演算法和誤差傳播特性；對靜基座條件下捷聯慣導系統中陀螺常值漂移、加速度計常值零位誤差和常值初始條件誤差引起的系統誤差進行了定量分析；以中等精度的慣性器件構成捷聯慣導系統作為模擬對象，進行了數字模擬。
  17. At the same time using the modulation ordering to unwrap the phase, which avoid error propagating to a large degree

    同時使用調制度排序演算法進行位相展開，這在很大程度上避免了沿位相不可靠點在進行位相展開時引起的誤差傳播。
  18. The unreliable pixels are left to the end of the path when phase unwrapping is proceeded along this path, which avoid error propagating. even in the worse case the error is limited, if three is any

    這在很大程度上避免了沿位相不可靠點進行位相展開時引起的誤差傳播，在最壞的情況下，也能將位相展開的錯誤限制在局部范圍。
  19. On the basis of error propagation theory, the precision of quality control points of jacket is studied and the precision specifications are derived from general dimensional tolerance in jacket fabrication

    摘要文章根據誤差傳播理論，對導管架質量控制點本身的精度進行探討，並由導管架製造完工尺寸公差要求，導出控制點應達到的精度指標。
  20. The i for according to front or p proceeds estimate, because of but compress ratio to want higher than i, the data measure the average to attain the i of 1 3 or so. p p for b for is rightly in front and back with subsequencep a basis of front for iswhich have error marginning, if p is also p, can result in the error margin to spread

    P幀根據前面的i幀或p幀進行預測，因而壓縮比要比i幀高，數據量平均達到i幀的1 3左右。 p幀是對前後的b幀和后繼的p幀進行解碼的基準幀。 p幀本身是有誤差的，如果p幀的前一個基準幀也是p幀，就會造成誤差傳播。
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