等熵關系 的英文怎麼說
中文拼音 [děngshāngguānxì]
等熵關系
英文
isentropic relation-
Classification model is based on typical rough set theory and entropy theory, select the attribute according to entropy theory, determine the equivalence classes according to indiscernible relation, then extract the classification rules
分類模型是以經典的粗糙集合理論和信息熵理論為基礎，依據信息熵理論對屬性進行篩選，依據不可區分關系確定等價類，從而提取決策規則。The entropy or number of states of system or subsystem are closely related to interaction of particles and energy level distribution, therefore, to study the temperature dependence of the specific heat may supply some important and useful microscopic information which may play an important role in understanding electronic structure, density of state, phonon spectrum etc. the specific heat measurements at low temperatures also play important roles in the finding of the third law of thermodynamics, the quantum theory of solid and bcs theory for superconducting etc. moreover, specific heat measurements help us to understand the different kinds of phase transitions ( such as : structural phase transition, magnetic phase transition, superconducting phase transition etc. ) and the scaling behavior near the critical point
系統、子系統的熵或微觀狀態數與微觀粒子間的相互作用及能級分佈密切相關，因此研究比熱與溫度的依賴關系能夠提供被測量系統許多極其有用的微觀信息，對理解固體的電子結構、電子態密度、聲子譜等起著十分重要的作用。低溫比熱的測量和研究對熱力學第三定律、固體量子理論和超導bcs等理論的建立起到了積極的推動作用。比熱研究還有助於認識各類相變如結構相變，磁性相變，超導相變等及臨界點附近的標度規律。By using theories from the relevant disciplines such as geography, mathematics, physics, ecology, and system sciences, this thesis develops a framework employing the concept of system entropy to represent the state function of the man - earth relationship system. in this framework the entropy change is used to show the development change of the system, and the entropy flow to express the flow among the spatial parts of the system. following the framework, and based on a large set of household data from surveys, the thesis makes a quantitative analysis of the village - level man - earth relationship system from a micro - perspective
藉助地理學、數學、物理學、生態學、系統科學等有關學科理論，根據實地調查的大量農戶數據，從微觀視角對村域人地關繫系統進行了定量分析，用人地關繫系統熵來表徵人地關繫系統的狀態函數，用熵變來反映人地關繫系統的發展變化，用熵流來表示人地關繫系統各空間型式地域主體之間的流動。First, one main work of test equating is to estimate equating coefficients, in the paper in the light of item response theory an abstract form is introduced, which makes all test equating methods in uniform, by the abstract form, the relationships among the existed methods being found out, and some new methods being derived, including relative entropy equating method and logcontrast equating method
本文在項目反應理論（ itemresponsetheory ， irt ）框架下提出了一種抽象形式將目前已有的各種等值系數估計方法統一表示，通過統一表示找出了各種等值方法之間的關系，並導出了幾種新的等值方法，其中包括相對熵（ relativeentropy ）等值法和對數對照（ logcontrast ）等值法。This paper introduces the entropy of the genepool and the genetype of a pair alleles population in inbreeding, and demonstrates the character of genetype entropy, the character of inter - zygote ' s inter - entropy, and the relation between the latter and coefficient of inbreeding in the generation change
摘要研究了在近親繁殖下一對等位基因群體的基因庫信息熵和基因型信息熵，並討論了在世代交替中基因型信息熵的性質、配子間的互信息性質及其與近交系數的關系，並定義了配子間的近交關聯信息系數。By applying the theory and method of geological anomaly, it is focused on the analysis of the characters of major geological anomalies and their effect of mineralization in daye - jiurui region. the analysis result shows that the basement fault anomalies control a few major large hidden batholiths and their associated orefields ; that the anomalies of cover structure confine most cu - au deposits and fe - cu deposits within their scope ; that the geochemical anomalies and lithofacies - paleogeographical anomalies are major geological factors leading to trataboundness of some cu - au deposits ; that the anomalies of rock operties provide the favorable chemical and physical conditions for the ore - forming process, including the seepage, circulation, convergence and deposit of ore - bearing hydrothermal solution ; that the anomalous ctive stage of mesozoic magmatite is almost consistent with the major mineralization epoch of the fe, cu deposits, and the structure of multi - levels, and the zoning in magmatic system determine the spatial distribution of the mineralization system. then, based on the above analysis, a comprehensive variate, geological combination entropy, is brought forward for reflecting the complex degree of the combination of geological ore - controlling factors. after circumscribing the anomalies of geological combination entropy, the relations between the anomalies and ore deposits are determined
從地質異常的角度，重點分析了大冶九瑞地區主要地質異常的特徵及其對成礦的影響.由分析可知：基底斷裂異常控制了本區若干重要規模較大的隱伏巖基及伴生礦田，而蓋層構造異常控制銅金礦床和鐵銅礦床的空間位置；地層的地球化學異常和巖相古地理異常是造成一些銅金礦床層控性的主要地質因素；蓋層的巖性異常為含礦熱液的滲流、循環、聚集和礦質沉澱等一系列成礦作用提供了有利的物理和化學條件；中生代巖漿巖的異常活動期也是本區主要的鐵銅成礦期，巖漿巖系統的多層分枝和分帶性結構控制了本區成礦系統的三維空間分佈.在上述分析的基礎上，構置了地質組合熵作為反映控礦地質因素組合系統結構復雜程度的綜合變量，並圈定出組合熵異常，由此確定了綜合地質異常與礦床的關系The two basic theories of non - equilibrium thermodynamics, the minimum entropy production and the dissipative structure, are introduced. it will be shown that, by using the relationship between the entropy production and the rate of energy dissipation, the minimum entropy production is equivalent to the minimum rate of energy dissipation
本文首先介紹了非平衡態熱力學的兩個基本理論?最小熵產生原理和耗散結構理論，並根據熵產生與能耗率關系，得出最小熵產生原理與最小能耗率原理二者等價的推論。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。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。In the present dissertation, five commercial metallic materials ? tungsten alloy ( 93w ), oxygen free copper ( ofc ), titanium alloy ( tc - t ), pure aluminum ( al ) and magnesium alloy ( mb2 ) were chosen as the composite system of the flier - plate with graded wave impedance, and their acoustic and mechanical parameters were measured. the thickness of each material was controlled so that flier - plates with a parabolic or cubic wave impedance distribution were designed
依據實現準等熵壓縮和超高速發射對梯度飛片體系的理論要求，論文首先在一個較寬的波阻抗變化范圍內，確定鎢合金（ 93w ） 、無氧銅（ ofc ） 、鈦合金（ tc _ 4 ） 、工業純鋁（ al ）和鎂合金（ mb _ 2 ）五種綜合性能良好的金屬和合金材料作為波阻抗梯度飛片的復合體系，並測量了材料的相關聲學和力學參量。In this article, based on the rainfall data over north china in spring and respective month, atmospheric circulation data ( ncep ) and the sea surface temperature data ( sst ), the methods of eof analysis, yamamoto analysis, mesa analysis, correlation analysis and composition analysis are used to study totau spatial and temporal distribution characteristics of the rainfall in spring and respective month over north china, investigate correlation with interannual andinterdecadal variation of sea surface temperature and atmospheric circulation, and analyse mechanism of influence
本文用華北春季及春季各月降水資料， ncep資料以及coads海溫資料，採用eof分解、 yamamoto分析、最大熵譜分析、相關分析、合成分析等方法研究了華北春季、各月降水的總體分佈特徵及時空分佈特徵，並從總體上探討了其與海溫、大氣環流年際、年代際變化的關系及其影響機制。The second chapter reveals the mathematical essence of entropy regularization method for the finite min - max problem, through exploring the relationship between entropy regularization method and exponential penalty function method. the third chapter extends maximum entropy method to a general inequality constrained optimization problem and establishes the lagrangian regularization approach. the fourth chapter presents a unified framework for constructing penalty functions by virtue of the lagrangian regularization approach, and illustrates it by some specific penalty and barrier function examples
第一章為緒論，簡單描述了熵正則化方法與罰函數法的研究現狀；第二章，針對有限極大極小問題，通過研究熵正則化方法與指數（乘子）罰函數方法之間的關系，揭示熵正則方法的數學本質；第三章將極大熵方法推廣到一般不等式約束優化問題上，建立了拉格朗日正則化方法；第四章利用第三章建立的拉格朗日正則化方法，給出一種構造罰函數的統一框架，並通過具體的罰和障礙函數例子加以說明。Expanding capital operation, as an important part in development strategy, is closely related with the long - term development of listed companies, therefore, listed companies should hold strategical view in planning and making - decision in conducting expanding capital operation. based on sustainable development principle, the dissertation analyses the essence of expanding capital operation and its basic models according to the theories of capital operation ; combined with existing situation of china ' s listed companies, analyses internal causes and external factors which lead expanding capital operation falling into dire straits, and advances that using strategy is a breakthrough point to solve the problem. then, with the logical line of strategical management " analysis of strategical environment - settlement of strategical targets - drawing - up and choosing strategical model - implementing and controlling strategy - assessing strategy ", brings strategy into expanding capital operation process, analyses factors effecting expanding capital operation, and constructs decision - making model for choosing strategical styles ; in the implementation stage, focus on fixing exchange price and the whole integration management ; at final, using conglomerate m & a strategy as an example, utilizing entropic measure method, regression - analysis, variance - analysis and spss digital - statistic software, constructs a model to illustrate the relationship between diversified m & a strategy and economic performance of listed companies, puts forward the suitable expanding capital operation style for china ' s listed companies, and gives some suggestions
本文以公司持續發展為原則，根據資本運營理論，分析外擴型資本運營的內涵及其三種基本模式；並與我國上市公司的實際情況相結合，分析目前上市公司外擴型資本運營陷入困境的內在原因和宏觀因素，提出以戰略為支撐是我國上市公司外擴型資本運營走出困境的突破點；然後以"戰略環境分析-戰略目標定位-戰略制定及模式選擇-戰略實施與控制-戰略評價"的戰略管理邏輯主線，將戰略引入上市公司外擴型資本運營的各個階段，分析了影響上市公司進行外擴型資本運營的內外部因素、確立戰略性經營目標，構建我國上市公司外擴型資本運營戰略模式的決策模型；在戰略實施階段，重點研究交易價格的確定和全面整合管理；最後，以目前我國上市公司外擴型資本運營中常見的混合併購模式為例，運用熵測量法、回歸分析、方差分析等計量方法及spss大型數據統計軟體，構建模型，研究上市公司混合併購戰略與經濟績效的關系，在分析結果的基礎提出適合我國上市公司發展的外擴型資本運營模式及相關的建議。By analyzing expression between a and fuzzy entropy from the view of analytics, this paper analyses the relationship of between a and fuzzy entropy and the changing trend of fuzzy entropy function with the increase of a, then discusses the sensitivity of the parameter a to classification result such as total nodes, rule number, classification accuracy of fuzzy decision tree, proposes an experimental method of obtaining optimal a, it is proved by experiment that the optimal value a obtained by this method can make the classification result of fuzzy decision tree best, and therefore provides the academic evidence of selecting parameter a in order to gain the best classification result
本文在visualc + +軟體開發平臺及模糊id3演算法的基礎上，從解析的角度出發，通過分析參數與模糊熵之間的函數關系式，討論了隨著的增加，模糊熵函數的變化趨勢，進一步分析了參數對模糊決策樹的分類結果在訓練準確率、測試準確率、規則數等方面所表現出的敏感性，探討了得到最優參數的實驗方法。實驗證明，利用這一方法得到的最優參數的值，可以使模糊決策樹的分類結果達到最好的效果，從而為人們用模糊決策樹進行分類時選取參數以獲得最優的分類結果，提供了良好的理論依據。分享友人