相變熵 的英文怎麼說
中文拼音 [xiāngbiànshāng]
相變熵
英文
phase change entropy-
With the frequency division of wpd, etm uses shannon entropy as the criterion of determining whether or not dsi exist in certain wpd tree nodes and interference are suppressed successfully. lots of simulation data, lab data and on - site data have indicated that etm works with good efficiency, without pre - knowing of dsi information, extracts the phase of pd pulses accurately and can calibrate quantity of single type discharge
大量的模擬數據、實驗室實測數據以及現場實測數據處理結果表明，小波包變換熵閾值法抑制干擾能力強，無需事先確定干擾的分佈，能夠準確檢測局部放電信號的相位信息，對于單一的放電類型，可以確定放電量的大小。It is found that in the absence of dissipation and average photon number of the reservoir the linear entropies of the atom and the field varies with time periodically, going to zero at the disentanglement times, and the period is the same as that of bell function and the linear entropy of the total system is zero at any time. if the cavity dissipation and the average photon number of the reservoir is taken into account, the linear entropies of the atom and the field present local maxima and minima and the difference between them diminishes with time, tending to asymptotic values
結果表明，在忽略腔損耗和熱庫的平均光子數時，原子和場的線性熵有周期性的變化，在沒有糾纏的時刻，值為0 ，此時的周期與bell函數相同，而系統的線性熵在任何時刻都為0 ；如果考慮到腔場的損耗和熱庫的平均光子數，原子和場的線性熵有局部的最大值和最小值，它們之間的差距隨時間逐漸減小，趨向一個漸進值。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 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In this paper, data gathered during 1957 - 1996 were used to study the climatological variability in the northern ecs, through statistical methods such as eof decomposition, correlation analysis, and maximum entropy spectrum analysis. the conclusions were drawn as follows : 1
本文利用1957 1996年東海溫鹽的觀測資料，通過統計平均、 eof分解、相關分析、最大熵譜分析等方法，對東海北部夏、冬季溫鹽年際年代際變化特徵及其成因進行了初步探討，得到以下結論： 13. discussing application of entropy in multivariate control chart, firstly, testing whether the correlation structure has changed by means of the mutual information approach. secondly, using approximately approach to discuss two estimators of conditional entropy. finally, establishing corresponding entropy chart
討論了熵在多變量控制圖中的應用，首先利用相互信息量的方法檢測相關陣是否變化，然後利用近似的方法討論了兩種條件熵的估計量，建立了相應的熵圖。Joint video team of iso iec jtc1 sc29 wg11 itu - t sg16 q. 6 doc., klagenfurt, austria, july 2002, jvt - d034. 12 final draft of information technology - advanced coding of audio and video - part 2 : video
本文的基於上下文的變長編碼方法c2dvlc獲得了更高的編碼效率，相比于mpeg - 2的2d - vlc熵編碼器，在一些典型的高清標清測試序列上，編碼效率平均提高0 . 34db ，與h . 264的cavlc相比，編碼效率相當。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。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。At the doppler centroid aspect, this paper make use of maximum value method ; energy method and autocorrelation function method to estimate doppler centroid. at the doppler frequency aspect, this paper make use of image offset method ; time - frequency method ; minimum entropy and fractional fourier transformation method to estimate doppler frequency rate
在多普勒參數估計中，採用了最大值法、能量法和自相關函數法進行多普勒中心頻率估計;採用了圖像偏移法、時頻分析法、最小熵法和分數階傅里葉變換法進行多普勒調頻斜率估計。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。According to the description of fcd 15444 - 1, a j2k coding model is put forward. that is the innovation aspect of this paper. processes in the model such as discrete wavelet transform, quantization, arithmetic entropy coding, tiling etc are analyzed
本文提出了一個實現fcd15444 - 1的j2k編碼模型，並對該編碼模型中的離散小波變換、標量量化、算術熵編碼、分塊以及其他過程進行了分析，並且本文給出了該模型編碼解碼的各個部分的相關實現。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 total entropy production for affinity chromatography and the equations of mass and heat fluxes under the condition of the multi - field synergy were obtained
得到了親和層析過程的總熵變表達式，多場協同條件下質量通量和熱量通量的唯象表達式以及相應的傳質和傳熱系數。Though asm of eufe is 0. 199 j / kg ? k less than that of gdsige, it can be higher than now if more reasonable process is taken, eufe can become magnetic refrigerant materials in practice some day
二者相比， eufe的磁熵變要低0 . 199j kg ? k ，如果改進工藝，制備單相eufe合金，其磁熵變還會有所提高， eufe合金有可能成為一種實用的磁致冷材料。Its applications mainly include two facts, such as analysing the phase variety of living system and the entropic force in the living individual
作為應用，分析了生命系統的相變和生命機體內部的熵力。Time domain 1 ) the problem of the estimability of stochastic systems is discussed by analyzing information varying between states and state estimate errors. an information theoretic definition of estimability for general stochastic systems is given in the sense of minmax entropy estimation. it is concluded that a linear gaussian stochastic system is estimable if and only if the corresponding linear definite system is observable
時域： 1 ）通過分析系統狀態估計中先驗和后驗信息變化討論了隨機系統的可估計性問題，給出在最小最大熵估計意義下一般系統的可估計性定義，並揭示出線性高斯系統的可估計性與相應確定性系統的可觀測性之間存在互為充分必要條件的關系。The magnetic ground state of lafe _ ( 11. 4 ) al _ ( 1. 6 ) cx compound changes from antiferromagnetic to ferromagnetic for x > 0. 06 and the curie temperature increased monotonously with the increase of carbon content. a large magnetic entropy change was obtained near the phase transition temperature and the refrigerant capacity is good
當碳含量高於0 . 06時，化合物的基態由反鐵磁變為鐵磁且居里溫度隨c含量的增加向高溫區移動，在各自相變溫度附近保持較大磁熵變，具有良好的磁製冷能力。分享友人