entropy of information 中文意思是什麼

entropy of information 解釋
信息熵
  • entropy : n. 1. 【物理學】熵。2. 【無線電】平均信息量。
  • of : OF ＝Old French 古法語。
  • information : n. 1. 通知，通報，報告。2. 報導，消息，情報。3. 資料，知識，學識。4. 【自動化】信息，數據。5. 【法律】起訴，告發。adj. -al
  1. Information entropy and approximate entropy of sleep eeg

    睡眠腦電的信息熵和近似熵
  2. Used the most information entropy principle prove the follow statement : when the population get equilibrium, the genotype information entropy and gametal information reach the maximum, gametal information entropy is the sum of every locis information entropy, genotype information entropy is equals two times of gametal information entropy

    用最大熵原理證明了群體平衡時，基因型信息熵及配子信息熵最大，配子信息熵為各位點信息熵之和，基因型信息熵為配子信息熵的兩倍。
  3. We evaluate the statistical visibility of information hiding algorithms based on the coefficient of kurtosis, differential entropy, goodness of fit test and kullback entropy. on these bases some methodologies are suggested to defend against statistical steganalysis

    重點研究了含密序列統計可見性的定量評估，提出了基於峰度系數和微分墑的偏態評估、基於擬和優度檢驗的統計可見性評估和基於鑒別信息的統計可見性評估。
  4. Based on the information theory, it is proved that the entropy of information system and the mutual information of decision system are constant in the hierarchization of attributes. so the rst hierarchical reduction approaches have strict mathematic basis. the application in acquiring the control decision of a cement kiln shows the validity of the hierarchical reduction approach

    本文從信息理論的角度分別證明屬性分層遞階不改變信息系統的信息熵和決策系統的互信息，從而使分層遞階約簡演算法體系具有嚴格的數學基礎；分層遞階約簡演算法在某水泥窯爐控制決策獲取中的應用證實其有效性。
  5. ( 3 ) inbreeding population to the population that the inbreeding coefficient is f, the population information entropy is a increase function when reach equilibrium in random matting system, that is when fix the f, the population have the largest information entropy ; population information entropy large or equal to the gene distribution entropy, less or equal the two time of gene distribution entropy

    （ 3 ）近親繁殖群體證明了近交系數為f的群體在隨機交配下達到平衡的群體信息熵是f的增函數，即f固定時，其值最大；群體信息熵大於等於基因庫信息熵，小於等於基因庫信息熵的兩倍。
  6. Dynamic study on information entropy of land use structure in wuyishan city

    武夷山市土地利用結構信息熵動態研究
  7. Knowledge inclusion degree and information entropy of rough set data analysis

    知識包含度與粗糙集數據分析中的信息熵
  8. The super entropy produce criterion is a good tool to judge the system ' s abrupt change from a lower grade to a higher one. in this paper the entropy of the urban resource - environment system was defined, and in an example of its application the super entropy produce criterion of the urban resource - environment system reflected the real developmental process of the whole system. furthermore, in this paper, a new model for the grid size optimization of the finite element method ( applied to the water quality modeling of the topographically complicated river ) was brought forward based on the maximum information entropy theory in condition that the length of gird was given

    超熵產生判據為我們提供了判斷系統從低級有序向高級有序突變過程的工具，本文提出了城市資源與環境系統熵的定義，在實例中的應用證明城市資源與環境系統的超熵產生判據較好地反映了整個系統的演化情況；另外，本文針對在城市復雜河道情況下，利用有限單元法求解河流水質模型時網格單元大小難確定的問題，引入網格信息熵的概念，提出了有限單元法求解河流水質模型的網格優化方法。
  9. Based on the characteristics of information, there are two kinds of consistence test methods : static method and dynamic one. static consistence test method contains rank sum test, mood test, etc. as for the dynamic consistency test methods, the emphasis is focused on spectrum analyses, such as maximum entropy spectrum estimation, etc. in engineering applications, constituting precision evaluation projects of diverse war indexes have been intensively analyzed, all steps of evaluation have been synthetically analyzed and applied to engineering : an integrated evaluation example is provided

    驗前信息的一致性檢驗的優劣對小樣本下試驗鑒定的影響是很大的，文中根據驗前信息的特性給出了小樣本靜態檢驗方法和動態檢驗方法，靜態檢驗法有秩和檢驗、 mood檢驗法等，動態檢驗中重點對頻譜檢驗法，如對最大熵譜等作了理論分析。
  10. And weighted infromation entropy and weighted conditional entropy of information system based on set - value function is presented also

    還提出了基於一般的集值函數的信息系統加權信息熵和條件熵概念。
  11. Through detailed analysis to information entropy concept of complete information systems, weighted information entropy and weighted conditional entropy of incomplete information system based on limited tolerance relation are studied, which is naturally genealization of rough entropy conept of complete information systems based on equivalence relations

    在仔細分析完備信息系統的信息熵概念的本質之後，通過引入權數，研究了基於限制容差關系的不完備信息系統加權信息熵和條件熵問題。
  12. Further, some knowledge of information theory are introduced to describe the regularity of process system calls such as the sequential dependency relationship between neighboring system calls. the use of information theory provides theoretic proof for creating more effective detecting models. in the end, applying for the maximum entropy method in information theory, a maximum entropy model of intrusion detection is presented

    同時，為了提高入侵檢測的準確性，又在原有的馬爾可夫鏈模型的基礎上，引進信息理論中的信息熵，條件熵等概念來更好地刻畫進程系統調用序列的時序依賴關系，從而為建立更好的檢測模型提供信息理論依據。
  13. 2. defining the entropy space of image and entropy difference, the concept of information entropy is applied to image retrieval. some mathematical properties of entropy are studied, and similarity measurement of image entropy and corresponding algorithm is presented. these techniques can reduce the dimensionality of histogram space from n to l ( n > l ), increase the image retrieval efficiency, and improve the capability of image retrieval system

    將信息論中的信息熵概念引入圖象檢索，定義了圖象墑空間、熵差的概念，研究了圖象熵的性質，探討了基於圖象熵的相似性度量方法和實現演算法，該方法可將n維直方圖空間變為1維，提高了圖象檢索的效率，改善了圖象檢索系統的性能。
  14. As miniaturization brings closer the day when each atom will store one bit of information for us, the useful shannon entropy of the state - of - the - art microchip will edge closer in magnitude to its material ' s thermodynamic entropy

    隨著微型化的快速進展，一個原子能夠儲存一個位元資訊的日子也越來越近；對于最新穎的微晶片來說，有用的夏儂熵將會逐漸逼近晶片材料的熱力學熵。
  15. The algorithm makes use of maximum entropy of information theory and gets optimal solution by a small - scale

    該演算法利用了信息論中極大熵原理，使演算法以較小的規模得到較好的最優解。
  16. The strong deviation theorems are new type theorems established by using the notion of the likelihood ratio. professor liu wen frist applied an analysis method in solving a class of strong deviation theorems for a sequense of random variables. later professor liu wen studied the shannon - mcmillan theorem in information theorems [ 2 ] - [ 8 ] and deviation theorems of non - negative continuous random variables [ 10 ] - [ 11 ] by using the analytic technique and obtained some strong deviation theorems. the chapter 2 of the paper studied a class of strong deviation theorems of function of two variables of information sources and obtained a further study of shannon - mcmillan theorem of markov information sourses by definning the using concept of entropy density divergence. the chapter 3 of the paper studied a class of strong deviation theorems of non - negative continuous random variables by using tool of transformation of laplace. information theory, as a branch of applied probability theory, becomes more and more important in appling

    劉文教授在解決大數定律中，用首創的分析方法得到一類隨機變量序列的強偏差定理。后來，劉文教授把分析方法用於信息論中shannon - mcmillan定理和連續型隨機變量的偏差定理的研究，得到了若干強偏差定理。本文的第二章是引進任意信源相對熵密度偏差的概念，並利用這個概念研究任意信源二元函數的一類強偏差定理，得到了馬氏信源shannon - mcmillan定理的一個推廣。
  17. From the unique viewpoint of shannon information theory, this dissertation investigates the varying and transmission of information and uncertainty in control systems using measures of entropy, mutual information, kullback - leibler information and information rates, in time and frequency domains, respectively. several problems concerning state estimation, modeling, h control, performance limits and design constraints of control systems are addressed under this framework

    論文以有別于傳統控制理論的獨特視角? ?信息的觀點研究控制系統，採用shannon信息論中的熵、互信息、 kullback - leibler信息及相應的信息率分別考察了控制系統在時域和頻域中信息和不確定性的傳輸和變化，討論了狀態估計、模型化、 h _控制及控制系統性能極限和設計約束等領域的相關問題。
  18. It is proved that this approach reduces the entropy of information system and the mutual information of decision system. according to information theory, this approach is better than other completion methods, such as remove incompletes, mean / mode fill, combinatorial completion and similarity relation model

    本文證明該拓展演算法使信息系統的信息熵（決策系統的互信息）減小，在信息理論意義上優于刪除法、擴展法、默認值替代法和相似模型法等常用的完備化處理方法。
  19. So far, there have been many heuristic algorithms for building decision trees. most are based on the entropy of information or vagueness, such as id3, min - ambiguity and their variation

    目前，已有許多種構建決策樹的方法，大多數是基於信息熵的或信息的不確定性，例如， id3演算法， min ? ambiguity演算法以及它們的變異版本。
  20. 3 adopting the theory of entropy of information to set up the definition and formula of the market transaction entropy, the market structure entropy and the market competition degree, provide the theory and method to analyses the changing tendency of coal industry market competition

    3 、依據信息熵的理論，創建了市場交易熵、市場結構熵和市場競爭度的概念和計算公式，並建立了市場交易和市場結構的熵函數，為分析煤炭產業市場競爭的變化趨勢提供了理論方法。
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