似然法 的英文怎麼說

中文拼音 [sìránfǎ]
似然法 英文
method of likelihood
  • 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）...
  • 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...
  1. 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。
  2. 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。
  3. 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。
  4. Ct features of small peripheral pulmonary cancer

    最大似然法用於肺彌漫性微小結節的研究
  5. The main conclusions are following : ( 1 ) compared with the conventional mlc, the method of iterative prior probability based on the vector map can dispel the prior probability ’ s influence and the overall accuracy and kappa index can be improved ; ( 2 ) to the types with greater area than average area of all types, the producer ’ s accuracy will be improved while user ’ s accuracy be lessened, but to the ones with smaller area, the situation is just the opposite

    本研究的主要結論是: （ 1 ）與傳統的最大似然法分類相比，利用地理數據矢量化得到的先驗概率進行迭代，可進一步消除先驗概率對最大似然分類法分類結果的影響，使分類總精度和kappa指數有進一步提高; （ 2 ）分佈面積大於平均值的類別，生產者精度一般會變高，使用者精度會變低;分佈面積小於平均值的類別，生產者精度一般會變低，使用者精度會變高。
  6. In this paper, we described the two categories of algorithms, especially the fbp algorithm and the emml algorithm. and this paper introduced a new algorithm called maximum entropy ( me ) algorithm. at last, we experimented on computer using some algorithms and got some useful conclusion

    本文分別詳細介紹了兩類演算法中常見的一些演算法，如濾波反投影法（ fbp ）和最大似然法（ emml ）等，並且在此基礎上提出了一種新的演算法? ?最大熵法。
  7. The endurance function of the insulation field is widely concerned in the power system. according to the equality between the two dimensional weibull distribution and the law of electrical aging, after the method for estimation of the voltage endurance coefficient is presented by the maximum likelihood estimation and the minimum square estimation of the two dimensional weibull distribution parameters, on the basis of the analysis of the test disadvantages under invariable voltage, the method of obtaining the voltage endurance coefficient under the intension increased by degrees is considered

    電氣絕緣電老化性能是電力系統普遍關注的問題，由於二元weibull分佈與電老化定律在評價絕緣老化特性上存在等價性，本文首先介紹了二元weibull分佈參數採用極大似然法和最小二乘法估計獲得電壓壽命指數的方法，同時在分析其在恆定電壓下試驗容易出現，由於電壓選擇不當導致試驗時間過長現象的基礎上，討論了利用場強遞增方式確定電壓壽命指數的方法。
  8. The maximum likelihood estimation algorithm for seawinds scatterometer wind vector retrieval generates 2 4 wind vector ambiguities, so a circle median filter is needed to perform the ambiguity removal

    利用最大似然法mle對seawinds散射計數據反演得出的風矢量，一般存在24個模糊解，故需採用圓中數濾波法進行模糊去除。
  9. One point method, mean square curve method and the maximum likelihood principle to predict p - s - n curve for welded steel structures for arbitary survival rate are presented

    本文建立了任意存活率下焊接鋼結構p - s - n曲線預測的一點法，均方差曲線法極大似然法。
  10. Trifurcatum ought to be kicked out from this sect ; ( 3 ) a monophyletic group of x = 11 species was shown in the its tree ; ( 4 ) a. fasciculatum had a close relationship with x = 11 species ; ( 5 ) a. wallichii and a. macranthum had different evolution processes, their relationship was not so related ; ( 6 ) the sensible components of sect

    採用鄰接法（ neighborjoiningmethod ） 、非加權配對算術平均法（ upgma ） 、最大簡約法（ mostparsirnonymethod ） 、最小進化法（ mininmmevolutionmethod ）和最大似然法（ maximumlikelihoodmethod ） ，通過定義和不定義外類群，以及選擇不同數量的外類群對所得的序列數據進行分析，重建了分子系統樹。
  11. The paper has made detailed observation by the existing apparatus and the field observation stations. based on the image and the vector database of the yutian oasis, the study has obtained the precise coordinates of investigation points by gps technique, and overlapped them with the images. after classifying the images with the maximum likelihood supervised classification method, we import the result into cis software, and analyze the yutian oasis changes about land cover " s quantity, quality and spatial position from 1976 to 2001

    本文利用現有儀器設備和野外觀測網站進行詳細觀測，在建立於田綠洲圖像庫和矢量數據庫的基礎上，運用gps技術取得野外考察樣點的精確坐標並與研究區各時期影像疊加，對影像進行了最大似然法監督分類，並將分類結果轉入gis軟體處理，全面分析了1976年至2001年該綠洲的土地覆蓋類型數量、質量與空間上的變化。
  12. Phylogenetic relationships among these haplotypes were inferred from a minimum spanning network, which was constructed by the computer software minispnet, and two phylogenetic reconstructions were determined by using maximum likelihood algorithm incorporated in the phylogenetic inference package ( phylip ) version 3. 5c and neighbour joining algorithm incorporated in the software molecular evolution genetic analysis ( mega ) version 2. 0. all these methods exclusively divided the haplotypes into three monophyletic clades corresponding to china mainland, northern japan, and southern japan populations respectively. in these populations, the china mainland population and the southern japan population have a relatively closer affinity than either of them with the northern japan population

    最小跨度網路圖（ minimumspanningnetwork ， msn ）和基於最大似然法（ maximumlikelihood ， ml ）和鄰接法（ neighborjoining ， nj ）的系統發生分析均把單元型聚類為對應于中國大陸、日本南部和日本北部的三個單系，其中中國大陸和日本南部梅花鹿有相對較近的親緣關系，支持日本梅花鹿的祖先通過至少兩個大陸橋從亞洲遷移到日本的觀點。
  13. A new heuristic search method is devised for maximum likelihood method, which first constructs a starting tree, and then through branch swapping searches for trees best resembling the present optimal tree and locates a better tree. repeat this process, till no more better trees are generated or the upper iteration limit is arrived and the program ends

    對最大似然法，改進了一種新的啟發式搜索:隨機建立一棵初始樹，然後通過查看與當前最優樹拓撲最近的樹，從中尋找更優樹，不斷地更新當前最優樹，直到無法找到更優樹或者達到了搜索次數的上限，演算法停止。
  14. This paper utilizes the maximum likelihood to estimate the parameters of the choice model

    利用最大似然法，對模型的上下選擇層的參數進行估計。
  15. The abilities of resisting the incubation of fatigue crack in ast101a and alti101a were tested with the high - cycle fatigue method. a method combining the maximum likelihood estimation method with the correlation coefficient method was suggested to analyze the fatigue life experimental data some of which were incomplete. the s - n curve and p - s - n curves were presented, and the influence of the loading history and the defects in specimen on fatigue life was discussed

    通過高周疲勞測試方法研究了ast101a和alti101a抵抗疲勞裂紋萌生的性能，把最大似然法和相關系數法結合起來處理不完全疲勞壽命數據，給出了ast101a的s ? n曲線、 p ? s ? n曲線和疲勞極限，討論了加載歷史、缺陷等對疲勞壽命的影響。
  16. It is a new approach to improve the accuracy of image classification in combining spectral feature with texture and structural features of ground objective on satellite image. based on the recognizable characteristics of satellite image, it is introduced how to describe and capture texture and structural features of ground objective by the discrete fractional brownian motion model. furthermore, neural networks are used for classification tool of satellite image. in classification spectral feature, texture and structural features of ground objective are used for the category of an irs - 1c satellite image. the category result shows this approach is better than the maximum likelihood classifier

    根據衛星數字圖像特點，引入了分形方法來描述紋理結構特徵，利用離散分形布朗運動dfbm統計模型來抽取衛星圖像紋理結構特徵。在此基礎上，採用神經網路方法將紋理結構特徵與地物光譜特徵相結合，進行衛星圖像分類。試驗結果表明，該分法分類效果優于單純採用光譜特徵分類的最大似然法。
  17. The 3 - d exact maximum likelihood registration algorithm ( eml ) incorporates the effects of measurement noise. the registration estimates are obtained by the maximum likelihood function of the sensors measurement. the simulation results indicate that the estimates of registration errors have better consistency and stability

    三維精確極大似然法（ eml ）考慮了量測噪聲的影響，配準估計是通過求最大似然函數獲得的；模擬結果表明：配準誤差具有很好的穩定性和一致性。
  18. Pairwise comparisons of uncorrected sequences distances and kimura 2 - parameter distances were calculated and molecular phylogenetic trees were reconstructed by using the neighbor - joining ( nj ), maximum parsimony ( mp ), maximum likelihood ( ml ) methods

    分析了?科魚類s7核糖體蛋白基因內含子2序列，計算了p - distance和kimura2 - parameter遺傳距離，並用鄰接法、最大簡約法、最大似然法重建了?科魚類分子系統樹。
  19. According to the mechanism of speech signal, an effective pitch detection algorithm by combined liner predictive coding with maximum likelihood was proposed

    摘要根據語音信號產生機理，結合常用的線性預測和最大似然法，提出了一種有效的基音檢測演算法。
  20. This paper presents that the directional spectra and the reflection coefficients of the oblique and the multidirectional irregular waves on the co - exist wave field of incident wave and reflected wave have been studied. a modified two - points method is proposed that can be used to calculate the frequent spectrum and reflection coefficient of the oblique waves. for the multidirectional irregular waves, the directional spectra and reflection coefficients are obtained by the modified bayesian directional method and the modified maximum likelihood method

    本文研究了入、反射波共存場中斜向不規則波和多向不規則波波浪場的方向譜和反射系數，對于斜向不規則波頻率譜及反射系數的計算提出了一種改進兩點法（ mtpm ） ，對于多向不規則波方向譜和反射系數的分析，應用了改進的貝葉斯方法（ mbdm ）和改進的最大似然法（ mmlm ） 。
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