chaos phase 中文意思是什麼

chaos phase 解釋
無序相
  • chaos : n. 1. 〈常 C-〉(天地未出現的)渾沌世界。2. 混亂。3. 〈古語〉無底深淵。
  • phase : n 1 形勢,局面,狀態;階級。2 方面,側面。3 【天文學】(月等的)變相,盈虧;【物、天】相,周相,...
  1. As we presented in the paper, with the evolution procedure accomplished of neurons from the single - celled organisms and multicellular animals that lack nervous system, the evolution course of nervous system could be summarized briefly as : chaos phase, equally nerve net, centrilized network phase and bilateral symmetry, hierarchical organization and cephalization phase

    研究表明,從原始的單細胞有機體類似神經動作電位的協調功能逐步進化成神經元開始,神經系統大致經歷了混沌階段、平權網路階段、中心化網路階段和雙側對稱的層次體系結構等進化階段。
  2. The fractal and chaos theory are effective tools to study nonlinear system, quantifying the indeterminate nonlinear system, using aboard in the nature study, last years, many scholars study the capital market by that method, conquer the emh and the capital market theory ' s localization, inaugurate the new phase of the capi tal market study

    分形和混沌理論作為研究非線性系統的有效工具,可以把不確定的非線性系統數量化,在自然界的研究中已經得到了廣泛的應用,近年來,許多理論工作者用該方法用研究資本市場,克服了原來研究線性系統的emh和資本市場理論的局限性,開創了資本市場研究的新局面。
  3. Biased anti - phase synchronization in spatiotemporal chaos

    時空混沌系統中有偏反相同步研究
  4. Leo kadanoff is a theoretical physicist who has done research on chaos theory, superconductivity, phase transitions, fluid flow, the sociology of urban areas, heat transfer in missiles and elementary particle physics, during the last twenty - five years, he has devoted considerable effort to the development of teaching programs for underaduates based upon the use of small computers

    本書作者將電動力學、引力理論和規范場論現代物理學中三種最基本的理論,納入一個共同的體系,內容既包括引力理論物理基礎的介紹,同時也提供了描述愛因斯坦廣義相對論所必須的數學基礎,如彎曲時空的幾何等等。
  5. Then r / s analysis, phase space reconstruction of the system, chaos analysis and fractals analysis are done through matlab program, based on original data of hushen stock markets compositive index from year 1991 to year 2002. and the author draws a conclusion based on original data that china ' s stock market obeys low - dimension fractals and ebb - chaos in terms of the experimentation result : hurst exponents are between 0 and 1, memory cycles are obvious, lyapunov exponents are more than zero and chaotic attractors correlative dimensions are between 2 and 3 in hushen stock markets in this thesis the concept information noises is put forward. stock market information about policy and company of the last ten years is packed up and classified for regulators make decisions in terms of power the factor influences the stock market index

    之後文章以中國股市1991年至2002年上海和深圳綜合指數每日收盤價原始數據為研究對象,在matlab程序實驗條件下,進行了兩地股市系統的r / s分析、系統相空間重構、混沌分析、分形分析;獲取了兩地股市系統的赫斯特指數(滬深股市赫斯特指數均大於0 . 5而小於1 ) 、非周期記憶循環周期(滬深股市都有明顯的記憶循環周期) 、最大李雅普諾夫指數(兩市都大於0 )和吸引子的關聯維數(兩市都在2到3維之間) ;從而得出中國股市系統是低維分形的、弱混沌的(基於原始數據)結論。
  6. Introducing chaos theory in the disaster resources field, the forecasting models for the inundated area of flood disaster were brought forward integrating reconstruction of phase space and neural network

    摘要在災害領域中引入混沌理論,將相空間重構理論與神經網路相結合,提出了洪災成災面積預測模型。
  7. A real physical system may involve many variables but only one or more of them can be detected by modem data collecting equipment in recent years, the technique of phase space reconstruction is frequently applied to analyse and process time series. its significance is that the topological characteristics such as fractal dimension can be obtained, on the basis of investigation and research about the technique of phase space reconstruction up - to - now, this paper is also devoted to develop a new method for the prombles of detecting deterministic chaos of time series obtained from experimental data

    一個實際的系統可能會涉及多個相變量,但在實際問題中只能得到部分相變量的信息,近年來人們發展了相空間重構方法,能夠通過單變量信息重構吸引子,這種方法在時間序列分析和處理中得到廣泛應用,其意義在於能在拓撲等價意義下恢復吸引子的拓撲特徵,本文第三章在國內外有關時間序列的相空間重構研究狀況基礎上,致力於發展對時間序列進行確定性檢驗的新方法,即研究時間序列的分佈規律和赫斯特指數,並在相空間重構的基礎上,提取吸引子的特徵指數。
  8. By numerical work, the time evolvement curves of the corrected solution, phase orbits and v - i characteristics demonstrated the deterministic chaos

    通過數值方法給出解的時間演化曲線、相軌道和伏安特性曲線,它們描述了系統中存在的確定性混沌。
  9. All the contents are developed around a set of scaling laws taking the form of exponentials which relate to almost all the issues of complexity including fractals, chaos, strange attractors, localization, and symmetry breaking, etc. the main work can be summarized as follows : starting from the law of allmetric growth three fractal dimensions in a broad sense are derived, and according to these dimensions, geographical space is divided into three levels, i. e., real space, phase space, and order space, each of which corresponds to a kind of dimension. based on the idea of spatial disaggregation and using the rmi ( relationship - mapping - reversion ) principle, the urban system is formulated as three scaling laws of the three spaces, including number law, size law, and area law, which can be transformed into a set of power laws such as allometric law and zipf ’ s law associated with fractal structure

    從異速生長律的縱向、橫向和切向三個角度將地理空間劃分為實空間、相空間和序空間,分別對應于空間系列、時間序列和等級序列三個層面,每個層面的測度各有自己的空間維度。基於「空間循環細分-等級體系-網路結構」的數理等價關系,利用rmi (關系-映射-反演)原則,成功地實現了城市系統宏觀模型的理論抽象,將空間復雜性問題表徵為簡單的指數式標度定律(包括數量律、規模律和尺度律) ,這一組標度律可以與一組冪次定律(包括具有分形性質的規模-數目律、異速生長定律和三參數zipf定律)互為變換。
  10. The requirements of ol are diverse at different stage in technological life cycle because of changing ed. considering the weak capabilities of ol, in earlier phase latecomers should take advantage of opportunity windows of mature stage entrance to start catching - up. but, with capabilities of ol increasing, latecomers should gradually transfer to the other opportunity windows of chaos stage entrance to leapfrog

    此外,我們還用環境動態性調製作用研究了組織學習和技術追趕的問題,研究認為,在技術生命周期的不同階段,環境動態性並不相同,因此,對追趕者學習能力的要求也不相同,在技術追趕的前期,由於學習能力較弱,追趕者應該積極利用成熟期進入型的機會窗口開始技術追趕,隨著學習能力的不斷提高,追趕者可以利用混沌期進入型機會窗口實施技術追趕,以實現技術的絕對跨越。
  11. We propose a chaos - based generation of the random ppm - ps signals, design and implement a generator of the ppm - ps signals. we introduce an if sampling technique and simulate the performances of digital demodulation techniques of using hilbert filters, sine filters, bessel filters and poly - phase filters. the poly - phase filtering method can achieve the higher mirror - frequency rejection ratio by using the low order filters

    介紹了中頻采樣技術,並對希爾伯特濾波法、辛格內插函數修正、貝賽爾函數插值法及多相濾波法等數字解調演算法進行了計算機模擬和性能比較,指出多相濾波法能以較低的階數實現較高的鏡頻抑制比。
  12. Main contents as follows : a series of concepts and theorem involved in the paper on chaotic dynamical systems are discussed, such as dynamical systems, optimization arithmetic, phase space & orbit, li - york law, chaos control and so on. in order to understand chaos theory, chaotic evolving law of logistic equation is addressed in detail. logistic equation is a simple nonlinear dissipative system

    包括: ( 1 ) logistic非線性迭代方程的分岔; ( 2 )分岔圖的標度性和自相似性; ( 3 )一維lyapunov指數計算方法; ( 4 )控制參量對系統演化的作用; ( 5 )初值敏感性數值模擬; ( 6 )其它幾種非線性系統的混沌演化特性測試。
  13. We reconstructed the phase space and calculated the nonlinear parameters such as correlation dimension, the largest lyapunov exponent, approximate entropy, and l - z complexity of the data. it can be conclud from the results that the reconstruction of heart beat rate signal is strange, its correlation dimension is between 5 to 7 and have the character of fractal dimension, its largest lyapunov exponent is larger than zero, its approximate entropy and l - z complexity are obviously differ from noise. we can draw a conclusion from all above : the heart beat rate signal is n ' t simple noise, it is high dimensional chaos obeys certain dynamical law

    我們還對信號進行了相空間重構,計算了信號的關聯維數、最大lyapunov指數、近似熵和復雜度這幾個非線性特徵量,我們發現,心率信號的吸引子是奇怪吸引子,關聯維數介於5到7之間,具有分維的特徵,其最大lyapunov指數大於0 ,其近似熵值和復雜度值明顯區別于噪聲,這說明心率信號不是隨機噪聲,它是服從確定性動力學規律的高維混沌信號。
  14. Accordingly, controls, including risk management, are put on each iteration of the sprint phase to avoid chaos while maximizing flexibility

    因此包括風險管理的控制被放在沖刺階段的每一次迭代,以避免在取得最佳的適應性的同時造成混亂。
  15. At first, a method for controlling chaos is studied, which is based on phase switching modulation. the n - scroll chua ' s circuit is controlled to its fixed point as well as periodic orbits by using switching modulation on one its phase. its mechanism of control is analysed using the change of the max lyapunov exponent when the system is controlled

    首先,通過對多渦卷蔡氏電路中非線性特性函數的相位進行開關調制,把多渦卷蔡氏電路由混沌狀態控制到其平衡態和周期軌道,並用控制后系統的最大lyapunov指數隨時間的轉變闡述了其控制機制。
  16. In this dissertation, it has mainly studied the fractural dimension measure to petroleum economics system, the phase space reconstruction modeling and prediction techniques to economic chaotic time series. it puts forward chaos dynamitic models, which are forecasting model for oil consumption. corresponding countermeasures of the oil supply - security of china are suggested by analyzing the forecasting results and the problems existing in petroleum economic system of china, especially aiming at the balance between oil production and consumption quantity

    本論文主要研究了石油經濟系統復雜性的分數維度量、經濟混沌時間序列的相空間重構技術、建模和預測技術;建立了石油經濟系統的混沌動力學模型:石油消費的預測模型;並將此模型應用於全國的石油經濟系統研究之中,對全國石油消費量做出預測,根據預測結果分析我國石油經濟系統(尤其是石油供需平衡)中存在的問題,並提出對策。
  17. It is constructed that radial impact and rubbing dynamics differential equations of the rotor system having the nonlinear rigidity on the unsteady and non - linear oil film. the bifurcation and chaos behavior of impact and rubbing fault rotor system caused by the parameters of nonlinear rigidity, rotor rotating speed, eccentric mass is analyzed, in the numerical value analysis method. the bifurcation diagrams, maximum lyapunov exponent diagrams, poincar maps, phase plane portraits, trajectories of journal center, time - history curve, amplitude spectra diagrams of the rotor motion are used

    ( 2 )建立了具有非線性剛度的轉子系統在非穩態非線性油膜力作用下的徑向碰摩動力學微分方程,並應用含高階余項的非線性動力方程的線性化數值法研究了此類系統響應的復雜動力學行為,利用轉子響應的分岔圖、最大lyapunov指數曲線、 poincar截面映射、時域波形、相軌線、軸心軌跡、幅值譜等圖形分析了系統響應的周期運動、擬周期運動、倍周期分岔、混沌等運動形式的轉化與演變過程,重點研究了非線性剛度、轉子轉速、偏心質量等系統參數對碰摩故障轉子系統的分岔和混沌行為的影響。
  18. Abstract : in this paper chaos theory is used to study the predict ion methods of crack in concrete gravity dams. the equations of dynamics for crac k evolution are founded. with the reconstruction in phase space, the formulas of r elative dimension d2, representing the dynamic characteristics of crack, are obta ined

    文摘:在探討用混沌與分形理論研究混凝土大壩裂縫演變機理的基礎上,建立了裂縫演變的動力學方程組,通過相空間重構,得出顯示裂縫動態特性的關聯維數d2的表達式
  19. Based on analysis of chaos characteristic of sediment discharge time series, bp neural networks model based on chaos phase space is proposed to forecast the sediment discharge through embedding dimension

    在對輸沙量時間序列混沌特性分析的基礎上,利用嵌入相空間來確定前期影響因子,建立了基於混沌相空間技術的bp神經網路模型。
  20. A hybrid method for prediction of solids holdup in gas - solid circulating fluidized bed is proposed based on chaos phase reconstruction and wavelet package as well as neural networks. experimental results show that the model provides good predictions and has promising applications

    氣一固循環流化床的顆粒濃度時間序列預測結果表明,小波、混沌和人工神經網路結合預測模型可有效地用於氣固循環流化床局部顆粒濃度波動時間序列信號的短期預測。
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