熵基值 的英文怎麼說

中文拼音 [shāngjīzhí]
熵基值 英文
entropy contribution
  • 熵 : 名詞[物理學] entropy; thermal charge
  1. The maximum entropy principle were used to follow population : ( 1 ) mutiallel population in all population that have the given gene distribution, the equilibrium population entropy reach it ' s maximum, the maximum entropy more than 0, and less than 2 nk ( k is the number of the allel ), and maximum entropy equal two times of the same locus gene entropy

    （ 1 ）復等位基因群體對具有同一基因庫的復等位基因位點，用最大熵證明了該位點所對應的所有群體中，平衡群體的基因型熵最大，其數值大於等於0 ，小於等於21nk （這里k為該位點等位基因數目） ，且等於該位點基因庫熵的兩倍。
  2. Applied the maximum entropy calculation method to fit the distribution of extremes for dynamic response processes, a quasi - static analysis method on dynamic reliability of cwr stability is established

    基於反應過程極值分佈最大熵擬合法，提出了無縫線路概率穩定性動力可靠度的擬靜力分析方法。
  3. On this basis, the four numerical features identifying the content of image are raised from gray - level co - occurrence matrix of the image

    在此基礎上，利用圖像的灰度共生矩陣，統計出反應紋理一致性、紋理對比、紋理的熵和紋理相關性的數量值。
  4. ( 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。
  5. An evaluation method of customer satisfaction degree based on information entropy

    基於熵值法的顧客滿意度測評
  6. In order to select the plan for a hydraulic project the conception of the entropy principle of the information theory has been introduced. this paper summarized as the problems lined up non - restraint and restraint project which are based on their characteristics weight coefficient and presented a method of real combined inherent information of projects chosen with decision - maker subjective sense

    為了解決水利水電投資方案的優選問題，本文引入信息論熵的概念，並以此為基礎，總結此類問題的特點，將其分為無約束方案排隊問題和有約束方案排隊問題，並相應提出一種結合優選方案的固有信息和決策主觀判斷力的使用權值的方法，然後建立模型。
  7. 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。
  8. The structure system of this paper is : first to introduce the historical background and relevant definition of decision - making ; then to present the theory frame of error - eliminating and pave the way to follow - up chapters ; the following chapter is core content of this paper : first of all, the relevant definition and characteristics of change of time and space based fuzzy error system are put forward, and then detailed discussions on time delay, mutation, interaction, error category, extreme value of error system and transformation words of error system are conducted

    本論文結構體系為：首先系統介紹了決策相關的歷史沿革以及相關的定義和理論；其次介紹了消錯學的理論框架，為后續章節的論述作好鋪墊；再者是本文的的核心部分：首先引入基於時空變化的模糊錯誤系統的定義及相關的性質，而後在各節中分別探討了模糊錯誤系統的時滯，熵變，突變；以及決策錯誤種類分析，錯誤的相互作用，模糊錯誤系統的極值和模糊錯誤轉化詞的應用。
  9. The major contributions of the dissertation are as follows : 1. it is well known that the multi - value cdma spreading codes can be designed by means of a pair of mirror multi - rate filter - banks based on some optimizing criteria. the dissertation indicates that there exists a theoretical bound in the performance of its circular correlation property, which can be described by an explicit expression. based on this analysis, a criterion of maximizing entropy is proposed to design such codes

    研究了基於兩帶鏡像多速率濾波器組來設計的多值cdma擴展碼的方法，並推導出了基於這種方法設計的碼序列在循環相關特性方面所能達到的極限，以及達到此理論極限時應滿足的條件；在此基礎上，提出了一種基於熵最大化準則來產生cdma擴展碼的設計方法。
  10. Better segmentation effect can be attained by coding gray levels of pixels as eigenvector, taking advantage of histogram entropy principles function as fitness function, adopting ranking selection operation, making use of arithmetic crossover and mutation at a certain probability, combining with clustering analysis to initialize clustering center of the population to segment cells image with genetic algorithm

    以像素的灰度值為特徵向量進行編碼，利用直方圖熵法準則函數作為適應度函數，採用基於排名的選擇操作，以一定的概率進行算術交叉和變異，並結合聚類分析設定種群的聚類中心對細胞圖像進行遺傳聚類分割。
  11. As far as the system observation for accuracy evaluation of carrier rocket is concerned, there may exist different types of observed data and priors. heterogeneous information means that the different information describing the different characteristics of the same object. since all of the information is relevant to the same object, the fusion is possible. it is a key problem that how to fuse the heterogeneous information to obtain the better evaluation result. therefore, the different heterogeneous information and data is thoroughly studied, moreover, the mathematical description for information fusion of different parameter priors and data is constructed in this paper. based on their relationship between different parameters, indirect prior and observation data is transformed into prior in impact point observation space, which is fused with original prior by weight determined by maximum entropy rule to obtain the mixed posterior distribution. therefore, the test results can be given by combining posterior distribution and impact error observed data. then its application on evaluating guidance systematic error is elaborated as it applies trajectory tracking data, test value of coefficients of guidance instrumentation systematic error, impact point observation data and prior. especially, the advantage of this method lies in its application in case that guidance instrumentation systematic error may not be computed precisely. finally a detailed example on evaluation of carrier rocket is given to verify the theory

    為充分利用運載火箭觀測中的不同觀測空間和過程的信息來進行精度評估，針對該背景建立了異質先驗融合的數學描述.研究了飛行試驗中不同觀測空間和過程的異質先驗信息和數據，基於不同觀測過程的解析關系，將間接過程的先驗和觀測數據算出的后驗分佈轉換成落點觀測空間上的先驗，與原落點的先驗進行了最大熵加權融合，得到混合后驗分佈，從而結合落點觀測數據給出評定結果.在無法解算出精確的制導工具誤差系數的情況下，這種方法充分利用了彈道跟蹤數據、工具誤差系數的地面測試先驗值、落點先驗及落點數據，穩健性更好，準確性更高
  12. With difference from the way that traditional methods perform by accumulating the frequency of keywords. we propose a new metrical function that employs the rs - based entropy by comparing function values to measure the feature of web pages. besides, according to the unstructured and heterogenous characteristics of www, the effect of hypertext tags to keywords " weigh has been taken into account to obtain the most effective keywords for document classification

    有別于傳統的對關鍵字頻度進行累加的方法，本文提出了基於信息熵的文本關鍵詞測度函數，通過對關鍵詞函數值進行比較，獲取對文本分類最具影響性的關鍵詞序列；同時，針對web上異質、非結構化信息的特點，該分類演算法還考慮了超文本標記對關鍵詞權值的影響。
  13. According to the character of the flyers, a one - dimension maximum entropy image binary conversion method based on edge features is proposed, which can implement adaptive threshold selection

    針對飛行物圖像的特點，提出了一種新的基於邊界特徵的一維最大熵圖像二值化分割方法，該方法可以自適應地選取閾值。
  14. Signal de - noising based on wavelet threshold method and its realize in labview

    基於最大熵的灰度閾值選取方法
  15. Based on analyzing the existing risk measure methods and the difference of risk essence, proposed one new risk measure method value - entropy, and has given the optimization model of securities investment portfolio. and conducts the empirical research using the shanghai stock market related data, the result shows the model can deal with distributing of “ the thick tail ”

    在深入分析現有風險度量方法和風險本質差異的基礎上，提出一種新的風險度量方法? ?價值熵，給出了證券投資組合優化模型，並利用上海股市有關數據進行實證研究，結果表明該方法能夠很好的處理「厚尾」現象。
  16. In the maximum entropy approach, the optimal translation is searched according to a linear combination of a series of real - valued feature functions

    而基於最大熵的方法則是利用一系列實數值特徵函數的線性組合來求解最優的譯文。
  17. The evaluation model of extended value engineering based on the method of entropy and double base points

    基於熵和雙基點方法的廣義價值工程評價模型
  18. To analyze the condition of s & t industrial base, to put forward the orientating functions and the effect theory of s & t industrial base. this article pays more attention to probing into the management model of the s & t industrial bases. base on analyze the types, influence factors, this article uses entropy analysis to estimate and choose the best management model in order to put forward the tendency on management model of the s & t industrial base in the future

    本文從世界科技園區的發展研究入手，通過比較分析其類型、管理模式、創新模式、影響因素等，結合實證研究，分析了我國科技產業化基地發展現狀，提出我國科技產業化基地的功能定位及相關效應理論，並著重對產業化基地管理模式的類型、影響因素進行了探討，並採用熵值分析法對其模式進行評價選擇，提出產業化基地管理模式發展趨勢。
  19. Firstly, some basic algorithms for inducing decision tree are discussed, including id3, which uses information gain to select a splitting attribute when partitioning a training set ; c4. 5, which can deal with numeric attributes ; cart, which uses gini rule in attribute selection and induces a binary tree ; public, which puts tree pruning in the tree building phase ; interactive method, which puts artificial intelligence and human - computer interaction into the procedure of decision tree induction ; as well as sliq and sprint which are scalable and can be easily parallelized. advantages and disadvantages of these algorithms are also presented

    文中詳細闡述了幾種極具代表性的決策樹演算法：包括使用信息熵原理分割樣本集的id3演算法；可以處理連續屬性和屬性值空缺樣本的c4 . 5演算法；依據gini系數尋找最佳分割並生成二叉決策樹的cart演算法；將樹剪枝融入到建樹過程中的public演算法；在決策樹生成過程中加入人工智慧和人為干預的基於人機交互的決策樹生成方法；以及突破主存容量限制，具有良好的伸縮性和并行性的sliq和sprint演算法。
  20. In view of the uncertainty of indexes for evaluating air quality the entropy value theory is applied to combine with fuzzy matter - element method to establish an entropy fuzzy matter - element model

    摘要鑒于大氣環境質量評價中客觀存在的不確定性和模糊性，將熵值理論與模糊物元分析法相結合，應用於大氣環境質量綜合評價中，建立了基於熵權的模糊物元模型。
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