遞歸最小二乘 的英文怎麼說
中文拼音 [dìguīzuìxiǎoèrchéng]
遞歸最小二乘
英文
rls ( recursive least square )- 遞 : Ⅰ動詞(傳送;傳遞) hand over; pass; give Ⅱ副詞(順著次序) in the proper order; successively
- 歸 : Ⅰ動詞1 (返回) return; go back to 2 (還給; 歸還) return sth to; give back to 3 (趨向或集中於...
- 最 : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
- 小 : Ⅰ形容詞1 (體積、面積、數量、強度等不大) small; little; petty; minor 2 (年紀小的; 年幼的) youn...
- 二 : Ⅰ數詞(一加一后所得) two Ⅱ形容詞(兩樣) different
-
Both the asynchronous effect of synchronous reduction method and the time shift effect of regression reduction method are discovered and more precise models for both above methods developed in this paper
研究還表明:平均海面的回歸分析傳遞法和深度基準面的潮差比傳遞法均是最小二乘潮位擬合傳遞法的特殊形式。Two - stage algorithms of parameter estimation for the autoregressive moving average ( arma ) models are presented, which are called two - stage recursive least squares algorithm ( 2 - rls ) and recursive least squares - pseudoinverse algorithm ( rls - pi )
本文提出了自回歸滑動平均( arma )模型的兩段參數估計演算法:兩段遞推最小二乘演算法( 2 - rls )和遞推最小二乘-偽逆演算法( rls - pi ) 。Synthesizing the two identification methods of weighted least square and resricted memory, the mutivariable system recursive estimate algorithems of unknown parameter of autoregressive models in the presence of controlled inputare are given
摘要將加權最小二乘法和限定記憶兩種參數估計方法相綜合,給出了多變量系統帶控制輸入的自回歸模型未知參數的遞推估計演算法。The simulation shows that under the fast fading channel circumstance, the wrls - svm channel estimation can acquire the high error performance
模擬結果表明,在快衰落通道條件下,小波遞歸最小二乘支持向量機導頻通道估計方法可以獲得較好誤碼性能。Aiming at the lower performance and floor effect of the traditional orthogonal frequency division multiplexing channel estimation, the ofdm channel estimation algorithm based on wavelet recursive least square support vector machine ( wrls - svm ) is proposed
摘要針對傳統多徑衰落下的ofdm導頻通道估計性能低下,地板效應的缺陷,提出了基於導頻的小波遞歸最小二乘支持向量機( wrls - svm )時變通道頻率估計演算法。3 a novel recursive least - square ( rls ) blind space - time receiver algorithm based on the constrained condition, which can completely avoid the matrix inversion introduced into by constraints ( comparing with the normal rls ), is proposed for multi - path slow fading cdma channels. the computational complexity of this method is not only lower than that of the normal rls, but also lower than that of both lms and ls blind space - time receiver methods that are realized based on the rosen ' s gradient projection. and the speed of convergence of the presented rls blind space - time receiver algorithm is better than that of both lms and ls blind space - time receiver methods
3 、針對多徑慢衰落通道下ds - cdma盲空時接收機中線性約束二次規劃問題提出一種新的遞歸最小二乘演算法,該演算法完全避免因約束而引進的矩陣求逆運算(相對于常規的遞歸最小二乘演算法) ,不但運算量比常規的要低,而且比基於rosen梯度投影實現的最小均方( lms )與最小二乘盲空時接收機演算法還低,且收斂速度比基於rosen梯度投影實現的最小均方( lms )與最小二乘盲空時多用戶檢測都好,將提出的新的遞歸最小二乘演算法與提出的數據選擇方案結合起來可以進一步降低其運算量,具有很大的實用價值,最後通過模擬實驗進一步分析了其性能。Combined with the data - selected schemes proposed, the computational complexity of this method can be lowered. the performance of the presented rls method is analyzed by simulations, and it is shown that this method is interesting for application. 4 time - selective channel signal model based on multipath - doppler diversity representation is given in multi - path fast fading channel, and rls space - time receiver algorithm based on time - varied constraint condition is presented and the computational complexity of this method is analyzed
4 、針對多徑快衰落通道下的ds - cdma系統,給出了基於多徑-多譜勒觀點描述的1百安電弓卜科東兔j憶學協士學位論文時間選擇性通道的信號模型,提出了基於變約束條件下的遞歸最小二乘空時接收機演算法並分析演算法的運算量,最後通過模擬分析了所提出的方法的性能。The output sinr limitations of mmse and constrained mmoe optimal filter are derived in the cirsumstance aforementioned. these limitations constitute the base of the code - aided optimal filtering and nbi estimate - subtract filtering. this dissertation summarize the recursive least squares ( rls ) algorithm, blind recursive least squares algorithm and the qr decomposing for these two algorithms
為自適應實現碼輔助最優濾波,本文系統總結了遞歸最小二乘( rls )和盲遞歸最小二乘( brls )演算法,以及兩者基於正交三角分解( qrd )的并行計算結構。The mapping the pilot training from the lower dimension space to high dimension space, and in the high dimension space, the wave - let kernel function is adopted, according to recursion least square criteria, the lower linear inseparable problem is convert to the separable problem
然後將根據結構風險遞歸二乘最小化準則回歸估計支持向量機原理,把導頻訓練序列映射到高維空間,並在高維空間採用結構小波核函數,達到了將低維空間的非線性估計轉化為高維空間的線性估計的目的。In chapter 2, many kinds of adaptive filter algorithms are discussed. this section analyzes the least mean squares ( lms ), normalized lms ( nlms ) and recursive least squares ( rls ) algorithms, and evaluates their performance as acoustic echo canceller
分析了最小均方誤差( lms )演算法、歸一化的最小均方誤差( nlms )演算法和遞歸的最小二乘( rls )演算法,並且結合聲回波抵消演算法評估了它們的性能。Based on the classical least squares method ( rls ) in system identification, the several new identification algorithms of parameter estimation for the autoregressive moving average ( arma ) model, are presented. they include univariable and multivariable two - stage recursive least squares - recursive extended least squares ( rls - rels ) and two - stage recursive least squares - pseudo - inverse ( rls - pi ) algorithms
本文在系統辨識經典的最小二乘法( rls )的基礎上,提出了自回歸滑動平均( arma )模型參數估計的一些新的辨識演算法,它包括單變量和多變量兩段遞推最小二乘?遞推增廣最小二乘( rls ? rels )演算法和兩段遞推最小二乘?偽逆( rls ? pi )演算法等。分享友人