未知率 的英文怎麼說

中文拼音 [wèizhīlǜ]
未知率 英文
coefficient of ignorance
  • 未 : Ⅰ副詞1 （沒） did not; have not 2 （不） not Ⅱ名詞1 （地支的第八位） the eighth of the twelve ear...
  • 知 : Ⅰ動詞1 （知道） know; realize; be aware of 2 （使知道） inform; notify; tell 3 （舊指主管） admin...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 未知 : unknown
  1. A 3d fiducial - referential un - esprit algorithm suitable for joint azimuth - elevation - carrier estimation in unknown noise environment

    未知噪聲背景下的波達方向及載波頻率三維聯合估計方法
  2. According to the geometry of slope measurements for the subjective wavefront optometer, a wavefont reconstruction model using zernike polynomial with normalization factor is put forward. based on householder transformation and gram - schmidt orthogonalization method, two methods for working out unknown zernike coefficients are bring forward. the error propagation parameter for the wavefront reconstruction model is deduced

    深入研究了帶標準化因子的zernike多項式的性質;針對主觀式像差儀波前斜率采樣方案，提出了採用帶標準化因子的zernike多項式對眼測試波前進行重建的數學模型;提出了兩種求解方法，即基於householder變換求解法和基於gram - schmidt正交化求解法，用於確定重建模型中的未知模式系數;推導出了該波前重建模型對斜率測量誤差的傳遞系數。
  3. ( 5 ) method of bandwidth compression of holographic grating based on discrete spectrum and realization of a 1 / 8 bandwidth compression of holographic grating ( 6 ) holographic stereogram display that can be implemented using cgh and imaging process through capturing sequence parallax images based on result of computed basis fringe

    採用空間頻率域的子采樣，計算了一個8倍的條紋函數壓縮編碼結果，並給出了簡單易行的解碼方式。 6 、利用獲得的基本條紋函數合成了一個基於序列視差圖像的立體圖顯示，實現了三維數據未知的物體的三維全息顯示。
  4. The new ways that solve multiple objectives decision making under risk into probability permanent type : decision making diagram method, matrix analysis method, multiple objectives markov method, the shortest distance method, successive type variation multiple objectives decision making under risk method and fuzzy analysis decision making method. 3. the new modes that solve multiple objectives decision making under risk into probability interval type and uncharted type : weighted method and sorting method 4 the new repent average value criterion that handle multiple objectives decision making under risk into probability uncharted type and generalizing the criterions that have been used into one objective decision making under probability into uncharted type to multiple objectives decision making under probability into uncharted type. 5. giving the error analyses method and decision result regulating method that been used into multiple objectives decision making under risk

    2 、探討了『決策圖法』 、 『矩陣法』 、 『多目標馬爾科夫法』 、 『最小距離法』 、 『連續型變量的多目標風險型決策法』和『模糊分析決策法』等解決概率固定型的多目標風險型決策的新方法。 3 、探討了『加權法』 、 『排序法』兩種解決概率區間型和未知型的多目標風險型決策的方法； 4 、在概率未知型的多目標風險型決策中改進了『後悔值準則』 ，提出了『後悔均值準則』 ；並將單目標概率未知型風險型決策的準則推廣運用到多目標概率未知型的風險型決策中去； 5 、探討了多目標風險型決策方法誤差分析及決策結果值調整的方法。
  5. Probabilistic teleportation and guantum logical circuit of an arbitrary three - particle entangled state

    任意未知三粒子糾纏態的概率傳遞及其量子邏輯電路
  6. Teleportation of an unknown four - level atomic state by epr of a - type three - level atom

    單個未知多能級粒子態的概率隱形傳輸
  7. Genchem lavin microencapsulated feeds genchem lavin is easy ingested and provides the hatchery manager with an alternative feed to be used at this discretion, along with live feeds, important for weaning post - larva

    維仁苗丹是專為仔魚蝦調配之微粒子微膠囊飼料由發酵物質調配而成，富含未知生長因子，可提高生長率及存活率。
  8. This paper discusses the results in ricean channel in addition. the analysis of rayleigh and ricean channel are based on two cases, state information ( si ), and no state information ( nsi ). while the code rate approaching to zero, the shannon limit of bsc channel model is 0. 37db, the result of awgn ’ s is - 1. 59db, of rayleigh si is - 2. 31db, of rayleigh nsi is - 1. 45db, of riceansi is - 2. 31db, and of ricean nsi is - 1. 44db

    當碼率趨近於0時bsc通道下的香農限為0 . 37db ， awgn通道下的香農限為- 1 . 59db ，瑞利通道下通道增益已知時的香農限為- 2 . 31db 、通道未知時的香農限為- 1 . 45db ，萊斯通道下通道增益已知時的香農限為- 2 . 31db ，通道增益未知時香農限為- 1 . 44db 。
  9. Monte carlo is a method that approximately solves mathematic or physical problems by statistical sampling theory. when comes to bayesian classification, it firstly gets the conditional probability distribution of the unlabelled classes based on the known prior probability. then, it uses some kind of sampler to get the stochastic data that satisfy the distribution as noted just before one by one

    蒙特卡羅是一種採用統計抽樣理論近似求解數學或物理問題的方法，它在用於解決貝葉斯分類時，首先根據已知的先驗概率獲得各個類標號未知類的條件概率分佈，然後利用某種抽樣器，分別得到滿足這些條件分佈的隨機數據，最後統計這些隨機數據，就可以得到各個類標號未知類的后驗概率分佈。
  10. By means of the measuring the natural frequencies of a beam on a elastic foundation together with the transfer matrix method and the computer algebraic language ， the paper deduces the high - order equation ， which contains unknown quantity of the stiffiness of supports. this method ， the validity of which has feen verified by experiments ， can be applied to identifying the foundation coefficient

    本文通過實測彈性地基梁的固有頻率，以傳遞矩陣法為基礎，利用計算機代數語言，導出以支承剛度為未知數的高次方程，從而識別出地基系數，並通過實驗驗證該方法的正確性。
  11. Causes small transmission delay, but computation is complex. the other is called dsova, which does not need to know csi, with low - computation complexity and small transmission delay, and is more suitable in the case when side information is unknown. these two algorithms effectively combine the ofdm technology and the sova algorithm in rayleigh channel, resulting in an efficient sova decoding under frequency - selective channel

    另一種是不含通道估計的差分sova演算法（簡稱dsova ） ，該演算法不必知道csi ，計算復雜度低，傳輸時延小，適用於邊沿信息（ sideinformation ， si ）未知的情況，這兩種演算法將ofdm技術和rayleigh通道下的sova譯碼演算法有機的結合起來，很好地實現了頻率選擇通道下的sova譯碼。
  12. Based on the first step, modeling and solving methods as the secondly step was use to com out the final result. second, in the problem of irs observing area target, the two intentions of maximal observing time and maximal observed area are conflicting

    在實際中，不同的情況下，對空間覆蓋率與時間覆蓋率的需求也各不相同:比如說封鎖搜索問題就要求優先滿足時間覆蓋率，而對未知區域的觀測問題則需要首先滿足空間覆蓋率。
  13. The degree of propriety of a compound should be measurable. in this paper, we focus our attention on the rule learning of the second type of unknown words only. their morphological representation and the measurement for the propriety are studied

    本論文將重心放在這類型的復合詞上，我們提出以語法語意及統計機率關系表達開放型未知詞組合成分的構詞律模型，這個模型用來表達及測度復合詞的結構合理程度。
  14. 3. the dissertation proposes the extended kalman filter based to estimate the fundamental symmetrical component of the ps and the frequency while the frequency is unknown

    在電動機變頻調速系統的頻率未知條件下，給出了基本正序對稱分量和頻率估計的擴展卡爾曼濾波方法。
  15. This product can yield diversified digestive mutastein, vitamin b group and ugf, increase the rate of digestion, keep metabolismnormal, increase weight and resist disease

    產生各種消化酵素、維他命b群及未知生長因數（ ugf ） ，提升消化率，維護代謝正常，促進生長，增加抗病力。
  16. 4. correspond to the characteristic of computer aided dimensional chain calculation, present the judgment of redundancy equations, judgment of increase - decrease chrematistic, auto assign of unknown, algorithm of equations sequence calculation, enhance the robust and the calculation succeed proportion of the software

    （ 4 ）針對尺寸鏈方程的計算機求解特點，提出了冗餘方程的判斷及刪除準則、組成環增減性判斷優化值法、未知數自動賦初值、方程組順序求解等演算法，大大提高了計算的成功率和軟體的健壯性。
  17. The method of sequential indicator stochastic simulation firstly make the geological information discretization code, normally two indicator variables of 0 and 1. then make the kriging theory act on the variables to get the kriging estimation of indicator variables, namely estimation of probability distribution of the variables in a unknown position

    序貫指示隨機模擬方法首先將地質信息進行離散編碼，通常編碼成0與1兩值的指示變量，然後將克里金的基本思想用於指示變量，最終得到指示變量的克里金估計，即未知位置變量的概率分佈的估計。
  18. In the second part, we investigate the frequency analysis problem. the freque - ncy analysis problem is to determine the unknown frequency wj when values of x ( m ) ( observations ) are known

    在第二章里討論頻率分析問題。頻率分析問題研究的是通過一組已知的離散時間信號值x （ m ）來決定未知頻率_ j的近似值。
  19. Experiment results show that this method can improve the identification rate of multi - band sar images classification

    該方法通過對分類結果中矛盾和未知信息的有效處理，可提高多波段sar圖像分類的識別率。
  20. One important feature of radio signals ’ is that the signals are easy to catch and to disturb. in order to disturb the radio signals, parameters, including code rate, modulation, protocol, protection methods and channel coding, about satellite ’ s signals should be known. so, it is possible to receive the data from satellites and obtain lots of information from it, and even to destroy the undesired information

    衛星通信系統的遙控遙測信息都是通過無線通道傳遞，而無線電信號的一個很重要的特性就是發射易被接收、易被干擾，實現干擾的前提是對衛星信號參數的極大了解，這包括明確信號的碼速率、調制方式、所用協議、保密措施及通道編碼等，因此，通過接收衛星數據以獲取大量的未知信息，甚至破壞掉對己的不利信息就成為可能。
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