置信分佈法 的英文怎麼說

中文拼音 [zhìxìnfēnbùfǎ]
置信分佈法 英文
confidence distribution method
  • 置 : 動詞1. （擱; 放） place; put; lay 2. （設立; 布置） set up; establish; arrange; fix up 3. （購置） buy; purchase
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 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...
  • 置信 : believe; confidence; fiducial
  1. Firstly, by numerical and theoretical analysis, the author compares some existent confidence intervals, for example, " exact " confidence interval, wald confidence interval and bayesian confidence interval, and finds some deficiencies points of the confidence intervals, whose modification version has been proposed. also, several better confidence intervals such as are also presented. secondly, for given confidence coefficient and interval width, the author constructs a class of asymptotical two - stage interval estimate procedures. at the same time, under varies restriction of confidence coefflcientent interval width, the optional sample size of the first stage has been computed by numerical computation. the numerical computation shows that the method considered in this dissertation have good properties and applied value

    同時，由於poisson分佈的特性，我們知道不存在其參數區間長度小於0 . 5的置信區間，基於這些情況，我們主要展開了以下兩個方面的研究：一是利用數值計算分析與理論分析的方法對現有的若干置信區間如「精確」置信區間， wald置信區間， bayes置信區間等進行分析比較，發現了一些缺陷，針對這些缺陷，我們進行適當的修正，並得到幾種性質較好的置信區間如：修正大樣本區間jeffreys原則下置信區間二是針對已給定的置信系數與區間長度，我們提出了一種漸近的兩階段區間估計程序，並利用數值計算的方法，在各種置信系數與區間長度限定下，算出了最優的第一階段觀測次數（抽樣量） ，大量數據表明，本文考慮的方法性態良好，具有應用價值。
  2. Abstract : a new clock - driven eco placement algorithm is presented for standard - cell layout design based on the table - lookup delay model. it considers useful clock skew information in the placement stage. it also modifies the positions of cells locally to make better preparation for the clock routing. experimental results show that with little influence to other circuit performance, the algorithm can improve permissible skew range distribution evidently

    文摘:提出了一種新的時鐘性能驅動的增量式布局演算法，它針對目前工業界較為流行的標準單元布局，應用查找表模型來計算延遲.由於在布局階段較早地考慮到時鐘信息，可以通過調整單元位置，更有利於后續的有用偏差時鐘布線和偏差優化問題.來自於工業界的測試用例結果表明，該演算法可以有效地改善合理偏差范圍的分佈，而對電路的其它性能影響很小
  3. According to the study of unrepairable product residue mean life, based on the mathematical description of the residue mean life and the basic knowledge of reliability and mathematical statistics, a method is deduced to assess the confidence lower limit for the mean residual life, and an engineering instance is analyzed

    通過對不可修復產品平均剩餘壽命的研究，基於產品平均剩餘壽命的數學描述，利用可靠性及數理統計的基礎知識，逐級推演，提出了適用於各種壽命分佈類型的產品平均剩餘壽命置信下限的一種評估方法，並結合工程實例進行了分析。
  4. The paper emphasesd on the following issues : integrating network topology automatic discovery and network performance monitoring into an uniform web environment via activex control technique. constructing a hierarchic network monitor system based on distributed data replication technology via sql server replication function. analysising the relation between network usability, error and discard rate consequently to find out a formula, which can be used to calculating the congestion likelihood and setting the threshold for alerting the congestion situation

    論文重點論述了以下幾個問題：採用控制項技術，使網路性能監視、網路拓撲的自動發現集成在統一的web平臺上；運用sqlserver的復制功能，構造一種基於分佈數據復制技術的層次式網路監視系統；對網路利用率、出錯及丟棄百分比信息進行分析，找出它們在推算擁塞可能性時的量化公式，並應用於閥值設置，以實現對擁塞可能性進行預警；研究分析在不同范圍內的拓撲發現工具及演算法，並針對系統需求設計實現一種域內分級式網路拓撲發現演算法。
  5. By using it, the section mapping drawings of multi - types & complex pipeline system can be automatically generated through the entity crossing operation. this method composes of the following three key steps. in the first, different graphic entities are identified from the complex pipelines drawing in terms of the layer information they owned, then the correspondent information is to be encapsulated to keep the spatial data completeness of the graphic symbols

    該方法通過管線系統設計圖中的圖形實體的分層處理與信息封裝，首先實現了復雜管線實體的自動識別並確保了圖形實體具有對應管線實體對象的完備空間信息；在此基礎上，根據用戶給出的任意位置截切線，構造隱式描述的截切面並與隱式描述的管線實體進行求交運算；最後通過對求交結果的坐標變換，生成能夠直觀反映出多類型復雜管線系統空間分佈信息的截切面映射圖。
  6. Equipment reliability testing - part 4 : statistical procedures for exponential distribution - point estimates, confidence intervals, prediction intervals and tolerance intervals

    設備可靠性試驗.第4部分:指數分佈的統計方法.點估計置信區間預測區間和公差區間
  7. 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。
  8. Secondllv in the 1 d random traffic flow model. the relation function between the correlation and the creation. disappearance. brake probabilities of the vehicles is presented. according to the statistical mechanical approach to the spatial correlation functions. the theoretical results agree with that of the computer simulation. thirdh. based on the bml model. a main - road traffic flow model with two speeds on two dimensions is designed. this model simulate the traffic situation of one main road and several branches in the cit traffic lights placed on the crossing. vehicles breaking ~ vhile running and turning to other direction while jamming. we investigate the ~ ' e1ocitv and flo ~ ~ of the model when the initial densitvthe brake and turning probabilities. the green to signal rati3. thc number of the branches and the period of the signal are changed. then the reasons causing all the kinds of phenomena are analvzed. finallv. we simulate the bml model using the method of lattice boltzmann which ~ vas brought out by liu mu - renand obtain the velocity - density graph similar to the previous result. the upper critical densiw above which there are oniv jamming configurations. and the lo ~ ver critical density below which there are only moving configurations are the same as before. the boltzmann function which is on the lattices shows the moving and jaxmning transition obviouslv. thus it proves the possibilit of this method on the traffic research

    接著，建立了和研究了二維二速的主幹道模型，該模型模擬了城市交通中一條主幹道，多條支道的交通情況，在幹道與支道的交叉路口設置紅綠燈，車輛在運行中可以有對突發事件發生反應的剎車，在發生堵塞時，路口的車輛可考慮通過轉向來緩解交通等各種實際情況的發生，給出了車輛演化的演化方程，並通過計算機模擬，研究模型在改變車輛的初始密度、剎車概率、轉向概率、支道數、紅綠燈信號的綠信比、紅綠燈信號周期等各種情況下支、主幹道車輛的速度、流量的變化，並分析在各種情況下交通狀況的成因，提出改善交通的有效措施。最後，在劉慕仁提出的用格子boltzmann方法研究一維決定論交通流的思路下，將此法推廣到對二維bml模型的模擬上，得到了與用以往方法的研究結果相類似的速度-密度圖線，且車輛從運動相到堵塞相轉變的上下臨界密度是一致的，同時分別給出車輛在處于暢通相和堵塞相時， boltzmann函數在格子上的分佈情況，進一步驗證了此法的可行性。
  9. About 2 and a of normal distribution should satisfy by derivation, and gives the shortest c. i. about 2 under the confidence level 0. 90, 0. 95, 0. 99. the difference between the two kinds of length of the c. i.,

    進而，將四種常見分佈的參數在一定置信水平下的最短置信區間的求解歸結為一種非線性規劃問題，用運籌學的優化方法證明了這四種分佈的最短置信區間所應滿足的條件。
  10. For the first time, a new approach is developed to estimate the weibull distribution " s parameters by using the median rank and the least ? quares method. the estimation of the confidence limits of the mean time to failure is given

    本文首次聯合利用中位秩及最小二乘法給出了估計威布爾分佈參數的一種新方法，給出了平均壽命置信限的估計，並結合實際試驗數據進行了計算。
  11. Then, this paper empirically tested the validation and predictive accuracy of different var risk management model in the domestic financial market. finally, with the analysis of modem financial risk management development trend and the current domestic financial risk management situation, this paper made a prospect for the application of this model in the construction of domestic financial risk management system. through the analysis, the main conclusions are as follows : ( l ) the traditional mean - variance model is the special example of the portfolio selection based on the var risk management model for the case that the returns of the portfolio are assumed to be normally distributed ; compared with the mean - variance model, the var risk management model is more comprehensive and accurate in the measurement of the portfolio risk, so based on the var model, the investors can allocate the asset more effectively. ( 2 ) the var risk management model can provide the timely and comprehensive risk information for the top risk manager, so it is very helpful to the improvement of total risk management efficiency. ( 3 ) based on the var model, the raroc performance valuation approach can reflect the real performance of the portfolio manager and provide the coherent standard for the allocation of risk limitation and the construction of the incentive compatibility constraint mechanism in the financial instiutions

    通過研究分析，本文主要得出如下結論： （ 1 ）傳統的markowitz均值? ?方差模型僅僅是在資產組合收益率正態分佈假設條件下基於var風險管理模型進行資產組合選擇的特例，與均值? ?方差模型中的方差風險度量方法相比， var風險管理模型能夠更全面、更貼切地衡量資產組合的風險，且基於此模型能夠更有效地進行資產配置決策； （ 2 ） var風險管理模型能夠滿足更高層次風險管理者對風險信息的需求，有助於整體風險管理效率的提高； （ 3 ）基於var風險管理模型的raroc績效評價能夠反映資產組合管理人的真實業績，從而為金融機構風險限額的分配和激勵約束機制的制定提供統一的標準； （ 4 ）國內證券市場資產組合收益率服從正態分佈的假設明顯不成立，實證檢驗表明基於資產組合收益率正態分佈假設條件下的方差? ?協方差模型對國內資產組合風險的預測存在較大的偏差，由於文中證明在收益率正態分佈假設條件下基於方差? ?協方差模型進行資產組合選擇的結果等價于markowitz的均值? ?方差模型，因此，均值? ?方差模型對國內資產組合風險的預測同樣會存在著較大的偏差，而半參數var風險管理模型則能夠取得較好的預測衡量效果； （ 5 ） var風險管理模型符合未來金融風險管理的發展趨勢，基於var風險管理模型建立內容提要風險限額內控體系、風險信息披露體系和業績評價體系，並進行金融監管，將有助於國內金融機構內部風險管理方法和外部監管技術跟上國際金融風險管理的發展潮流。
  12. An improved adaptive image watermarking algorithm based on block dct and arnold shuffling is proposed : with shuffling techniques in image watermarking, you can not only prevent illegal users from riddling the content of the images, but also disperse the distributing of error bits in order to enhance the robustness of watermarking

    提出了一種改進的基於分塊dct （ discreteconsinetransform ）變換和arnold變換的自適應圖像水印演算法:本文將信息置亂技術用於圖像水印中，一方面可以使非法使用者無法破譯圖像的內容，另一方面可以盡可能的分散錯誤比特的分佈，從而提高數字水印的魯棒性。
  13. ( 3 ) how to design the bayesian test method about the parameter ' s linear hypothesis according to the relationship between the multivariate t distribution and f distribution. ( 4 ) the bayesian diagnosis and unit root test method about the random error series. ( 5 ) the bayesian mean value quality control chart when the variance is known and the mean value - standard error control chart when the variance is unknown

    然後，研究了擴散先驗分佈下單方程模型參數的貝葉斯估計理論，證明了模型系數的后驗分佈為多元t分佈，模型誤差項方差的后驗估計為逆gamma分佈；根據多元t分佈和f分佈之間的關系，構造了模型系數線性假設檢驗的貝葉斯方法；根據hpd置信區間構造了隨機誤差序列自相關的貝葉斯診斷和單位根檢驗方法，並利用單方程模型的貝葉斯推斷理論研究了方差已知時的貝葉斯均值控制圖和方差未知時的貝葉斯均值?標準差控制圖。
  14. There are several problems in scalable and reliable multicast, such as, feedback implosion and local recovery, etc. aim at to solve the problem of feedback implosion, we discuss carefully how to set the timer to avoid the nack implosion in receiver - initiated, integrate fec system. we propose two methods : divided time equally and based on exponential distribution to set timers, divided time unequally and based on exponential distribution to set timers. by analyzing for up to 10 receivers, both of them can avoid the nack implosion and feedback delay due to timers is low

    在可伸縮可靠多描通信中存在反饋信息爆炸、局部恢復數據困難等問題，為了解決反饋信息爆炸的問題，本文針對基於接收者啟動、使用集成fec的系統，詳細討論了如何使用定時器避免nack爆炸，提出了設置定時器時間的兩種方法：基於指數分佈、均勻分段方法和基於指數分佈、非均勻分段方法，並且分析了它們抑制nack的能力和由定時器引起的nack延時長短，通過分析可知：對接收者數量達到10 ~ （ 10 ）數量級的多播通信，這兩種方法都能避免反饋信息爆炸，且由定時器引起的nack延時短，並且后一種方法優於前一種方法。
  15. The main idea in this paper is to design greenhouse computer distributed auto - control system. the system is a kind of principal and subordinate structure made up of one pc and several microcontrollers, principal can bus communication network and crc validated algorithms to ensure data transmitted correctly. the local operation in greenhouse can be obtained by monitoring environment parameters and warning information can be read into pc

    本文的主要設計思想是構建溫室計算機分散式自動控制系統，由一臺pc機與多個微電腦控制裝置組成主從式分佈結構，採用總線式can通信網路和crc校驗的通信演算法進行數據傳輸，通過讀取實時和歷史存儲的環境參數值和報警信息來監測溫室的運行情況。
  16. Based on mountain collapse status caused by daxin beidoushan mined - out area. to assess geological hazard and re - deter - mination of mining method in the mined - out area, the area was detected by transient electromagnetic method for finding spice distribution, occurrence condition and inferring position and shape

    摘要針對甕福磷礦大信北斗山采空區引起山體坍塌的情況，為更好地進行地質災害評估和確定重新開采方案，採用瞬變電磁法探測對該區域進行勘探，以查明采空區的空間分佈范圍和賦存狀況，推斷出采空區的位置與形狀，其結果真實可靠。
  17. Tolerance distributions are simulated by computer, a computer simulation program based on mc method has been used to analysis the model. after calculating part tolerance compounds of five levels, get acceptable capacitor and induce tolerance level compounds to assure the steady operation of power modules at certain confidence level. these will provide references to reliability design and analysis work of the power conditioning system

    根據能源模塊的性能要求，建立能源模塊容差分析的隨機優化模型，利用計算機模擬能源系統電路元器件的容差分佈，給出了基於montecarlo方法的計算機模擬求解程序，並對五種確定容差等級元器件組合進行求解，得到了保證能源模塊在一定置信水平下可靠運行的電容器、電感容差等級組合的可行解集，為能源系統的可靠性設計分析提供了依據。
  18. Thus a new small sample based system reliability confidence interval estimation method is offered under the assumption that the system follows normal or log normal distribution

    由此提出了小子樣下的系統可靠性置信區間估計新方法，該方法只假設系統可靠性估計服從正態或對數正態分佈。
  19. This paper first research on main technologies used by avs standard, which include prediction, transform, quantization, in - loop filter, and entropy encoding, and then focus on the 2d - vlc entropy coder of avs, which is context - based adaptive coder. this encoder operates on run - level pair, and it uses the type of current block and value of current coefficients to switch vlc code - table. these tables are designed according to the distribution of transformed coefficients, and this way is much better than using only one table to code all residual coefficients in one 8x8 block

    本文首先詳細研究了avs標準的核心技術，包括預測編碼、變換量化、環路濾波器以及掃描和熵編碼等，之後重點研究了avs標準中使用的基於上下文的2d - vlc變長編碼方法，這種方法編碼的是（ run ， level ）數對，同時根據當前編碼塊的類型和殘差系數這兩種上下文信息來切換碼表，這些碼表是預先根據變換系數在不同位置的分佈信息設計好的，這樣要比只使用一個變長碼表來編碼塊內所有位置上的殘差系數的壓縮效果要好得多。
  20. Firstly, by selecting and defining the resource load indexes rationally, lbmr take into consideration the effect on the resource usage of source node and destination node by the migrant. by means of vector operations, lbmr can use multiply resources in harmony. secondly, lbmr adopts the smallest k - subset random algorithin, and the load index information is provided by the information cache

    Lbmr演算法的主要思想有三點：第一，基於合理選擇和定義的資源負載向量，綜合考慮進程遷移對源節點和目標節點資源利用率的影響，通過向量運算協調多種資源的平衡使用；第二，基於最小k子集隨機演算法，採用信息cache提供的負載信息作為負載平衡演算法位置策略的選擇依據；第三，基於進程生命時間的概率分佈，根據遷移進程減速（ slowdown ）數學期望值的改善程度，選擇適合於遷移的進程。
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