最大似然 的英文怎麼說

中文拼音 [zuìdàsìrán]
最大似然 英文
maximum likelihood
  • 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
  • 然 : Ⅰ形容詞（對; 不錯） right; correct Ⅱ代詞（如此; 這樣; 那樣） so; like that Ⅲ連詞[書面語] （然而）...
  1. The main contributions are as follows : ( 1 ) de ( differential evolution ) algorithm is proposed to invert the ocean acoustic parameters in shallow water in order to get faster and more accurate results than ga ( genetic algorithm ) and sa ( simulated annealing algorithm ). also a posteriori probability analysis method is applied to evaluate the uncertainty of inversion results. ( 2 ) maximum likelihood objective functions for broadband mfi are derived according to different conditions

    （ 2 ）根據不同的前提條件，採用似然比的方法推導了寬帶匹配場反演的最大似然目標函數；深入地研究了寬帶匹配場處理中的相干與非相干問題；在分析參數反演的敏感性之後，提出了淺海環境參數寬帶匹配場反演的多步優化策略，並與全參數反演方法進行了性能上的模擬比較。
  2. 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。
  3. The second goal is the estimation method of maximum likelihood.

    第二個目標是最大似然的估計方法。
  4. To estimate the td - gtd model parameters, maximum likelihood estimation ( mle ) algorithm is developed

    對td - gtd模型參量的最大似然估計（ mle ）演算法進行了推導。
  5. It considers the statistical property of isotonic regression that is started with the statistical property of mle

    從最大似然估計的統計性質出發，給出了保序回歸解的統計性質。
  6. It consider the resolution of isotonic regression by view of constraint optimization, and it also presents the relation between isotonic regression and mle in detail. 2

    從約束最優化的觀點了證明了保序回歸解的唯一存在性，並詳細地給出了保序回歸與最大似然估計之間的關系。
  7. Though maximum likelihood detection ( mld ) can obtain optimum detection performance in mimo communication systems, the ergodic search increases the complexity exponentially with the number of the antennas, which lead to implemental difficulty

    在mimo通信系統信號檢測中，最大似然檢測（ mld ）可以獲得最佳的誤碼性能，然而遍歷式搜索方式使得mld的計算復雜度隨天線數呈指數形式遞增，在實際系統中，往往難以實時實現或者不能實現。
  8. There are three frequently used method : distance method, maximum parsimony method, and maximum likelihood method

    目前常用的構建發生樹的方法有三種，即距離法、最大簡約法和最大似然法。
  9. Multi - texture maximum likelihood estimation of polarimetric sar image

    圖像的多紋理最大似然估計
  10. 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。
  11. At first, the text is segmented to words and converted to a sequence of part - of - speech tags ; then based on the pos tags sequence parameters and phrase - break distance information from training, markov model is used to get the most likely phrase break sequence

    首先，文本進行分詞，並轉換為一列由詞性標記所組成的序列；然後使用馬爾可夫模型，利用人工標注數據庫訓練詞語連接處詞性標注序列的概率分佈和連接類型序列的距離信息，得到輸入的詞性標記序列對應的具有最大似然概率的連接類型序列，最後利用后處理規則進行適當的糾錯。
  12. Existence of mle for weibull distribution with grouped and censored data

    威布爾分佈組與刪失數據下最大似然估計的存在性
  13. The viterbi decoding algorithm, proposed in 1967 by viterbi, and it ’ s proved that viterbi decoding algorithm is the maximum likelihood decoder algorithm of convolution code and it has excellent decode performance

    Viterbi譯碼演算法在1967年由viterbi提出，經證明它是卷積碼譯碼得最大似然譯碼演算法，具有優異的譯碼性能。
  14. In addition, it has the advantage that the cramer - rao lower bound can be used as an uncertainty hound on the estimation

    另外最大似然估計的一個優點是用於不確定度計算的克拉美羅下限值更易於獲得。
  15. Viterbi algorithm is a kind of maximum likelihood decoding method, which can obtain high decoding speed and cost fixed decoding time, so it is widely used in deep space communication

    維特比譯碼演算法是一種最大似然譯碼，它可以得到較高的譯碼速度以及譯碼計算時間固定，因而在深空通信中得到廣泛應用。
  16. By complementing the proposed scheme with methods to estimate the fractional code delay, the acquisition unit an provide high quality delay estimates such that it can instead of the delay locked loop in the traditional ds receiver. after dispreading successfully, this dissertation introduces a method to estimate the doppler - shift directly from some samples based maximum likelihood estimation, and then revise it forwardly

    在成功解擴之後，本文利用最大似然估計從l個樣點中直接估計出殘余多普勒頻偏，並進行前向頻偏校正，來代替傳統擴頻接收機中的科斯塔斯環，經模擬證明該方法的估計精度完全滿足解調的要求。
  17. Phylogeny analysis is performed with phylip software package and encoding sequence of bdnf gene. the phylogeny trees have been drawn with three different methods ( maximum parsimony method, genetic distance method and maximum likelihood method ), respectively. the analysis outcomes are not all consistent for the reason that it is closely related to the selected methods and the conservative level of the sequences

    採用不同的統計學分析方法，最大簡約法（ maximumparsimonymethod ） 、最大似然法（ maximumlikelihoodmethod ）和遺傳距離法（ geneticdistancemethod ） ，得到了物種系統發育進化樹，但拓撲結構並不完全一致，這是可能是因為分子系統學研究與採用的分析方法和所選基因的保守程度即作為分子標記的可信度密切相關。
  18. 18 dempster a, laird n, rubin d. maximum likelihood from incomplete data via the em algorithm

    進一步，數據降維的結果可通過與兩個空間相關度量的最大似然解得到。
  19. The communication system ' s performance is briefly analyzed by channel capacity, which is a function of bit error rate ( ber ). the decision rule is based on the most likelihood method. for reproducing the original binary signals more correctly, time scale transformation method and the approach of ensemble average probability of error bits are introduced

    通過理論分析和模擬實驗，本文研究了這個非線性數字通信系統性能，給出了誤碼率和通道容量公式，提出了系統參數調節方法，採用最大似然法設計了適合這個系統輸出的判決規則。
  20. Secondly, it was. made theoretical analyses about the optimal training sequence design by the maximum likelihood estimation method and obtained the corresponding results, which were compared with the separate results derived by the minimum mean square error ( mmse ) estimation method in the other literature. at last, it was analyzed the impac

    其次進行了採用最大似然（ ml ）估計法的最佳訓練序列設計的理論分析，分別得到了有關結果，並和其他文獻中採用最小均方誤差（ mmse ）估計法的設計結果進行了分析比較，得到了有關結論。
分享友人
分享到 Line

分享到臉書