錯誤概率 的英文怎麼說

中文拼音 [cuòwùgàilǜ]
錯誤概率 英文
error probability
  • 錯 : Ⅰ形容詞1 （錯誤; 不正確） wrong; mistaken; erroneous 2 （用於否定: 壞; 差） bad; poor 3 （交叉; ...
  • 誤 : Ⅰ名詞（錯誤） mistake; error Ⅱ動詞1 （弄錯） mistake; misunderstand 2 （耽誤） miss 3 （使受損害...
  • 概 : Ⅰ名詞1 （大略） general outline 2 （神氣） manner of carrying and conducting oneself; deportment ...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 錯誤 : 1 （不正確） wrong; mistaken; incorrect; erroneous 2 （不正確的事物、行為等） mistake; error; blu...
  • 概率 : [數學] probability; chance概率論 probability theory; theory of chances; 概率曲線 probability curv...
  1. 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。
  2. Experiment results indicated that this method had relatively high fault - partition concentration and faultfinding probability, and its effectiveness was better than random testing in the same conditions

    實驗結果表明，該方法分割錯誤元素的集中度以及命中錯誤的概率較高，相同條件下其效果要優于隨機測試。
  3. According to probability analyzing, this method can get rid of a part of bad data enhancing the reliability of data greatly

    通過概率分析，該方法可將部分錯誤數據剔除，大幅度提高數據的可靠性。
  4. 4 di c, proietti d, telatar i e et al. finite - length analysis of low - density parity - check codes on the binary erasure channel. ieee trans

    如果停止距離較小， ldpc碼在迭代譯碼下的錯誤概率曲線經常會出現所謂的"地板效應error floor 。
  5. It contributes to the deeper comprehesion of these probability distributions, affords more detailed theoretical basis for further studying and simulating satellite mobile channels, ? theoretical analyses and discussions of the models which are often used in the study of the propagating characteristics of satallite mobile channels are given ; meantime, some discussions on the work of model simulations are also given, ? incorrect derivation of the equality between c. loo model and corazza model in some other papers is pointed out. via the conception of received power, we derivate that in the rural environments these two models really have the equal relationship by the way of theoretical derivation and simulatant fittings. therefore, it is able to use corazza model in studying the characteristics of satellite mobile channels in the rural environments and able to avoid the iterant work of modeling, in order to enhance the efficiency and accuracy of research work, ? detailed processes of simulating lutz model by using matlab6. 0 _ simulink4. 0 and the results of comparisions are given

    本文包含有以下的主要內容： ?對衛星移動通信通道傳播特性研究中常用的三個概率分佈給出了詳細的推導過程；以便對這幾個在衛星移動通信通道傳播特性的研究中常用的概率分佈函數有更深的理解，對進一步研究衛星移動通信通道傳播特性和對通道的建模提供了更為詳盡的理論基礎； ?對衛星移動通信通道傳播特性的研究中常用的通道模型進行了理論上的分析和討論，並對衛星移動通信通道建模的研究工作提出了一定的看法； ?指出了以前的文獻中關于c . loo模型和corazza模型的等同性的證明錯誤；並從接收信號功率的角度出發，通過理論推導及模擬曲線擬合重新證明了在鄉村環境下，這兩個模型的確是具有等同性的；從而在對鄉村環境下的衛星移動通信通道傳播特性進行研究時，可以只採用corazza模型來對實際的通道進行建模，這樣可以避免重復的建模工作並提高研究工作的效率和準確性； ?給出了lutz模型在matlab6 . 0 _ simulink4 . 0環境下的軟體模擬實現的詳細過程和整體模擬測試的對比結果，保證了該模型在硬體實現時的可靠性和可行性，從而可以將它們應用於指導模型的硬體模擬實現並可以降低硬體實現時的風險。
  6. Firstly, for the errors of text ’ character and word, utilizing neighborship of character or word, check character and word errors by character string co - occurrence probability. secondly, for the errors of syntax of text, according to statistic and analysis of a large - scale contemporary chinese corpus, recognize the predicate focus word and the others sentence ingredient, check the syntax errors. thirdly, for the errors of text ’ semanteme, establishing semantic dependency relationship tree based on hownet knowledge, presents a method that based on semantic dependency relationship analysis to compute sentence similarity, check the semantic errors

    對于文本字詞錯誤的檢查，本文主要利用了字詞二元接續關系，根據同現概率檢查文本字詞錯誤;對于文本語法錯誤的檢查，本文利用教研室已有的一個大規模語料庫，通過對語料庫進行統計分析，獲得語法查錯所需要的語言規律和知識，利用謂語中心詞識別和其他句子成分識別的方法，檢查文本語法結構上的錯誤;對于文本語義錯誤的檢查，本文主要利用知網知識得到語義依存樹，通過對句子的有效搭配對的相似度計算檢查語義錯誤。
  7. Through a performance analysis and simulation on generated methods, maximum minimum distance, undetected error probabilities, code weight distribution, good extended shortened codes are determined and general rule is concluded. furtherly, the paper generates nonlinear extended shortened codes

    通過對擴展縮短crc碼的構造方法、最小距離、不可檢錯誤概率、碼重分佈等進行理論分析和模擬，得到了擴展縮短crc碼的好碼，並綜合出普遍規律。
  8. The concept of good codes and proper codes for both error detection and correction is presented. it is shown that the binary perfect codes and the primitive double - error - correcting bch codes and their extended codes are proper for both error detection and correction. the primitive triple - error - correcting bch codes with length 2 " " - 1 and their extended codes are proper for odd m > 5, not for even m > 6

    本文的主要工作是把目前關于只檢錯時線性碼不可檢錯誤概率的研究推廣到同時糾錯和檢錯的情況，獲得了同時糾檢錯時線性碼不可檢錯誤概率的解析表達式，提出了糾檢錯好碼和最佳糾檢錯碼的概念，並證明了二進制完備碼及其擴展碼是最佳糾檢錯碼；糾正兩個錯誤二進制本原bch碼及其擴展碼是最佳糾檢錯碼；碼長n = 2 ~ m - 1 、糾正三個錯誤本原bch碼，當m為大於等於5的奇數時是最佳糾檢錯碼；當m為大於等於6的偶數時，不是最佳碼。
  9. Dialing mistake probability

    撥號錯誤概率
  10. The basic framework of the corresponding transmittersand receivers for stfs are showed, and several combination quomodos for stfs arepresented. at last, the frequencyspectrum efficiencyand error probability of stfs areanalysed, and thevalidityofstfsisprovedbysimulation

    最後對空時頻擴頻碼的頻譜效率和成對錯誤概率進行了分析，對空時頻擴頻碼的有效性進行了模擬證明。
  11. Our simulation results show that for high positive errors correlation cases, these new tests have lower type - 1 error and large power than modified f - test

    模擬結果表明，當誤差正相關程度較高時，兩種新檢驗在具有較小的第一類錯誤概率的同時，具有較大的功效。
  12. On the probability of undetected error for q - ary nonlinear constant weight codes

    元非線性等重碼的不可檢錯誤概率
  13. The thesis also gives the optimal threshold of bits resume in the watermark extraction in details

    水印的檢測過程需要比特恢復，本文根據最小錯誤概率準則，詳細推導了水印的比特恢復閾值。
  14. The features of the proposed algorithm include that : ( l ) the algorithm reduces error probabilities of detection by use of bch code

    該演算法具有如下特點： （ 1 ）應用bch編碼來降低隱藏信息的檢測錯誤概率。
  15. To process an iris image, this system needs only 0. 2 second. the eer ( equal error rate ) is 3. 9 % in testing the casia iris library

    其中，本系統對一枚虹膜進行處理的速度小於0 . 2秒，在casia虹膜數據庫上測試的eer （等錯誤概率）為3 . 9 % 。
  16. Channel capacity in information theory is used to analysis how many characters can be embedded in a certain size image on the base of zero error probability

    信息論中通道容量定理用於分析在零錯誤概率下一定尺度的圖像中可以嵌入的字元數量。
  17. Methods : formulas of the expected pooled sample size and the power of tests were deduced while controlling the probability of type and type errors

    方法：在控制兩類錯誤概率的前提下，推導兩種方法的期望檢測次數和檢驗功效的數學表達式。
  18. An important parameter evaluating error control systems is the undetected error probability of the used codes that is studied in theoretical analysis and computer simulation

    評價差錯控制系統性能的一個重要指標是所用碼的不可檢錯誤概率。本文從理論分析和計算機模擬兩方面研究分組碼的不可檢錯誤概率。
  19. Conclusion : the optimal pool size in the present study can obtain satisfactory testing power ( type and type errors are both lower than 5 % ) and can effectively decrease the pooled sample size

    結論：利用本文給出的最優混合樣本和檢測步驟，在獲得比較滿意的檢驗功效（兩類錯誤概率均低於5 % ）的同時，可以有效降低檢測次數。
  20. In this dissertation, put forward a practical modal to forecast the probability of human error and analyze the effect of reliability as a result of human error based on the analysis of cause and effect of human error during construction ; put forward the model of considering the effect of human error and the practically method of calculate fuzzy - random reliability considering the effect of human error ; popularize the theory of traditional random reliability to the theory of fuzzy - random reliability, and discuss the theory of reliability of the whole - course in structural life ; put forward the countermeasure to reduce human error according to the fact

    本文通過對施工過程中人為錯誤的因果分析，建立了比較實用的人誤概率預測模型，分析了施工過程中人為錯誤對結構可靠度的影響；提出了考慮人為錯誤影響的結構模糊隨機可靠度的模型和實用的計算方法，將傳統的隨機可靠度理論推廣到模糊隨機可靠度理論；還探討了結構生命全過程可靠度理論，並結合實際情況提出了減少人為錯誤的對策。
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