演算法誤差 的英文怎麼說
中文拼音 [yǎnsuànfǎwùchā]
演算法誤差
英文
algorithmic error- 演 : 動詞1 (演變; 演化) develop; evolve 2 (發揮) deduce; elaborate 3 (依照程式練習或計算) drill;...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 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...
- 誤差 : error
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The computational results of the particle images are agreement with the simulated datain reasonable, the most absolute difference of the displacement is 0. 6671 pixel at the x abscissa and 0. 7928 pixel at y abscissa ; the computational results are equal to the data form the algorithm of particle brightness - distribution pattern tracking ( the conventional cross - correlation algorithm ) at voluminous points, their discrepancy is only one pixel at few points, mostly in boundary area
西安理工大學碩士學位論文最後,在visualfortran環境下給出了這種演算法的具體實現,處理模擬粒子圖像的結果與模擬數據比較吻合,最大位移絕對誤差在x方向是0 . 6671像素,在y方向是0 . 7928像素;計算結果與示蹤粒子灰度分佈模板法(基本的互相關法)在絕大部分點是相同的,只在少數點相差一個像素,而且大多出現在邊界區域。Residual a posteriori error estimate two - grid methods for the steady navier - stokes equation with stream function form
方程流函數形式兩重網格演算法的殘量型后驗誤差估計And then facing the problem of the channel estimation of the adaptive modulation system, we conclude out the channel estimation algorithms on maximum likelihood ( ml ) estimation and maximum a posteriori ( map ) estimation under the condition of flat fading channel and selective fading channel in detail. to meet flat fading channel, we simulate the relationship of the ratio between the error covariance in map estimation and ml estimation and pilot symbol message length. the conclusion can be drawn from these results
接著,對自適應調制系統中的通道估計問題難點,詳細推導了平衰落通道條件下和選擇性衰落通道條件下最大似然( ml )估計和最大后驗概率( map )估計演算法,針對平衰落通道,我們模擬了map估計和ml估計的方差與導頻符號長度的關系,模擬結果表明,錯誤方差受多譜勒頻率的變化影響最大,並且對實際的自適應調制系統,導頻符號長度的取值超過20個符號長度時, map通道估計明顯優于ml通道估計。Cycle frequency - based blind beamforming shows the performance degradation due to cfe ( cyclic frequency error ). an improved algorithm is presented in literature 6, which adopting forgetting factor in estimation cyclic correlation matrix would largely depress the sensitivity of cab to cyclic frequency error. by using this method, the improved algorithms of the c - cab and ecab algorithms are presented in this dissertation
針對基於循環頻率的盲波束形成演算法對循環頻率誤差cfe ( cyclicfrequencyerror )很敏感而導致演算法性能下降的情況,參照文獻[ 6 ]提出的遺忘因子cab演算法,提出了c - cab演算法以及基於特徵空間的盲波束形成演算法( ecab )的改進演算法。Finally, this thesis discussed these following questions : first, the algorithm of used the error image for improving the purpose of the edge detection. secondly, we have transformed the solved question of the first and the second directional derivative to frequency domain and founded they have a single formulae in frequency domain. thirdly, we have described the singular signal and the noise by using the correlations of the neighbor data after wavelet transform
最後,在傳統的邊緣檢測演算法和小波分析的邊緣檢測演算法之外,對以下幾個方面也進行了一些討論: 1 )利用誤差圖像來提高邊緣檢測效果的演算法; 2 )將求解任意方向的一階、二階方向導數的問題轉換到頻域中去求解,發現在頻域中它們具有簡單易用的公式,使得原來求解任意方向的一階、二階導數的比較困難的問題變得容易實現了。The algorithm has many advantages, such as simple discriminative rule, minimum error, incremental operation, etc
將中點演算法運用於三次樣條曲線的光柵顯示,實現了誤差最小及迭代增量計算的要求。A method based on map matching arithmetic which includes muzzy logic arithmetic can emendate error of gps localization. this method is introduced in the paper
著重分析了地圖匹配演算法的基本原理,基本方法,並應用了一種基於模糊邏輯地圖匹配演算法校正gps定位誤差。The results reveal that calculation errors can be reduced with the linear expending nodes, which can be found out by anti - inference method, decided on the limiting equilibration surface based on the advance losm method
結果顯示,用改進一次二階矩法將線性展開點(可用反演算法求得)選在極限平衡狀態面上,可減小計算誤差。Color image segmentation based on fuzzy logic
基於模糊優化演算法的慣性元件誤差補償方法Halftone watermarking algorithm by threshold - altered error diffusion
基於變閾值量化誤差分散的半調水印演算法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。Presents a new method for fairing of curves which has a small flexibility based on fitting the derivative of second order of curves. we fit the derivative of second order of curves by a polynomial fitting, then find an indefinite integral of this polynomial to get a approach of curves. otherwise, we discuss the analyze of the error and the optimize of fairing to this arithmetic
提出了一種針對小撓度曲線的逆向曲線光順演算法,該演算法直接擬合曲線型值點列的二階導數曲線,然後通過兩次積分來反求出光順后的曲線,並對該演算法的誤差分析、效果分析、光順優化等問題進行了深入探討。On the basis of duality multinomial fit, the fast algorithm of revising shooting error which is conduced by the changing of cannon muzzle initial velocity is set up
論述了二元射表多項式擬合,在此基礎上作者提出了可行的炮口初速修正快速實時演算法,很好的修正了彈丸初速改變量引起的射擊誤差。Further, combat channel errors algorithm of collaborating mdc and ecn is presented for video
進一步地,提出md - 3d - spiht與差錯隱藏的聯合抗誤碼演算法。A experienced equation which is summarized by many experiments is used to determine the number of mesosphere nerve cell and a sort of new square - sum function of errors is adopted. its characteristic is that weight errors of possible exceptional point is less. accordingly, the effect of errors of possible exceptional point is reduced, which make actual function relation simulation easier
本系統針對bp演算法的局限性,給出了一種優化的bp演算法,採用經過大量實驗總結出的經驗公式來確定隱層神經元的個數,並選取了一種新的誤差平方和函數,該函數的特點是對一些可能的異常點的誤差權值設計的較小,從而降低了異常值誤差帶來的影響,便於模擬出真實的函數關系。The outputs of initial components have no errors. but many strapdown inertial navigation systems work in abominable environments, the outputs of the initial components include disturbance inevitably. as viewed from practicality, several algorithms were compared with each other, and it ' s shown that the forth order ronge - kutta is an algorithm suitable for practicality
現有的捷聯航姿演算法均分析了純演算法誤差,即慣性元件的輸出為理想輸出,沒有任何誤差時的姿態誤差,然而許多捷聯慣導系統都工作在比較惡劣的環境中,慣性元件的輸出中不可避免地存在著干擾量。Compensation for the errors of the strapdown arithmetic in sins
捷聯慣導系統的捷聯演算法誤差補償We only need to apply an existing clustering once to computing k - medians, on demand, which reduces cpu time significantly. we conducted extensive experimental studies, and show that our approaches outperform other well - known approaches
因此,在不同時段上所產生的誤差會隨著流數據注入而積累起來,這使得大多數演算法只能取得較差的近似結果,在實際運算中模糊不同演算法的差異。Anfis - based matching algorithm and compensated recognition algorithm are robust to noise and distortion, and achieve a high accuracy. all of the experiments are tested on standard fp database, and compared accuracy with other related methods. the element and grate of what can result in error is analyzed and compared by experiments
所有的演算法都經過標準指紋庫驗證,並與相應的其他方法在誤差率方面作了比較,分析了導致演算法誤差的因素及程度,結出了實驗結果和對比,分析了演算法的不足之處,並提出了改進方向。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/等價性的根本原因,導出了對偶四元數演算法和傳統演算法誤差的解析表達式,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。分享友人