量子演變 的英文怎麼說
中文拼音 [liángziyǎnbiàn]
量子演變
英文
quantum evolution-
And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed
研究結果如下:首先針對荒漠化地區的地物特徵,對高光譜數據不同波段的數據質量、波段組合進行了評價,提出了適用於荒漠化監測的基本波段選擇集;初步了解和掌握了研究地區的地物光譜特性及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎;發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象,對于譜形相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與分類得到解決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與植被生物量和蓋度都有密切的關系,是開展精細植被分類研究和植被定量反演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行植被生物量和蓋度定量反演的有力工具;建立了荒漠化監測主要評價因子的定量反演模型,並分析了模型的適用性。We examin e the generation of bell state in bose - einstein condensates of two interacting species trapped in a double - well configuration analytically and the density of probability for finding the entangled bell state is given. we find that the oscillation amplitude of the probability of density for finding the entangled bell state becomes greater as the ratio of the interspecies interaction strength and the tunneling rate increases, moreover the self - interaction strength of the component a ( b ) has no effect on it. also we use the time - dependent su ( 2 ) gauge transformation to diagonalize the hamilton operator, obtain the berry phase and analytically the time - evolution operator
此外我們還研究了在雙阱玻色-愛因斯坦凝聚中糾纏態的演化,研究發現隨著組分間相互作用和隨穿率的比值的增加系統演化到bell態的概率變大,而且組分自身內在的相互作用對形成bell態的幾率沒有影響;並且用含時su ( 2 )規范變換對角化哈密頓量得到了系統的berry位相和時間演化算符,並研究了量子隨穿過程。The paper is based on systematology theory and means, qualitative and quantitative analysis, statistical information analyzing. referring to many papers, historical literature, statistical data, we analyze the evolvement of rivers and lakes, and its driving forces in sihu area from holocene epoch, and discuss the interaction of its change and regional anthropogenic activities. we also systemically analyze the complexity and rules in their interrelationship. furthermore, we study the benefit and harm of the water conservancy - hardhanded driving force coming from human world
本文以系統論的思想和理論為指導,採用定性和定量相結合的方法,參照大量的文獻、歷史資料和多項統計數據,通過對四湖地區全新世以來的河湖環境演變過程及其驅動因子的分析,探討了河湖環境演變與區域人類活動的相互作用;尤其是系統地分析了區域河湖系統和人類活動之間的密切聯系、相互作用、相互制約的復雜性和特定的規律性。The study also reveals the relationship between pasture ' s growth period, yield and their relation to weather factors and the evolvement characters of grassland vegetation under the background of drought climate, and refers to the main factors of the influence on grass - turn - green period as water condition in qinghai lake areas, and the main factors as the quantity of heat in the southern area of qinghai. because of the drought in the " three rivers source area ", the growing season is shortening and the production of the grass is decreasing clearly
揭示了牧草生育期、產量以及群體結構與氣象因子之間的關系和氣候乾旱化影響下草場植被的演變特徵,提出了影響環湖地區牧草返青期的主要因子是水分條件,影響青南地區牧草返青的主要因子是熱量條件, 「三江源」地區由於氣候乾旱化,導致牧草生長季呈縮短趨勢,牧草產量明顯下降。In the light of field features in desertification areas, the data quality and band combination of different bands are assessed, the indicators, principles and methods for data assessment and band option are put forward to, and optional band combination for desertification monitoring is determined primarily. the data pre - treatment model for desertification monitoring is developed after studying the pre - treatment algorithm of restoration and rebuilding of hyperspectral resolution data. the spectral features and variation rules of different objects in experimental areas are understood and analyzed
針對荒漠化地區的地物特徵,對高光譜數據不同波段的數據質量、波段組合進行定性和定量的評價,提出用於數據評價、波段選擇的指標、原則和方法;初步確定一個適用於荒漠化監測的優化波段組合,建立適合於荒漠化監測的數據預處理模式;初步分析、掌握研究區內各類地物的光譜特性及變異規律;針對荒漠化地區特點對多種分類方法進行探討分析;建立荒漠化監測主要評價因子的定量反演模型。The approaches establish a relationship between monthly precipitation abnormality and monthly circulation, soil moisture and temperature on the shallow and deep layers. the relationship is the precipitation diagnostic equation and its coefficients and dimensions are determined by using the observed data of huai river basin. then we select the main soil moisture and temperature attributing factors by the dimensional analysis to establish a forecasting equation of summer precipitation over huai river basin with the statistic approach
通過將大氣中的熱量、水汽收支方程與一個簡化的兩層土壤溫度、濕度方程相結合,並依據月尺度大氣環流的演變特徵,推導出月降水距平與500hp月平均高度距平場、土壤深淺兩層溫、濕度的關系;利用臺站觀測資料,使用統計反演方法確定方程中各項的系數和量級,從而找出影響降水的主要土壤溫、濕因子;利用統計方法建立這些因子與淮河流域夏季降水異常之間的簡單線性預報方程,並對1992 - 2000年淮河流域夏季降水趨勢進行回報。2. researching on innovation design method : based on the law of system evolution and de, combined with consumer psychology and relevant knowledge on product modeling methodology, and by analyzing a mass of electronic consuming products appearances, seven patterns and twenty paths of evolution is summarized, which direct the general trend of product appearances. an effective heuristic method for appearances innovation design of consumer electronic product is offered to designers
2 .創新設計方法研究:以技術進化定律和直接進化理論為基礎,結合消費心理學及產品造型設計學的相關知識,通過對大量的不同年代的消費電子產品外形的分析后,總結出消費電子產品外形演變的7種進化模式與20條進化路線,這些模式與路線指明了消費電子產品外形的進化方向,為設計者提供了一套外形創新設計方法。These ideas, published in a research paper in 1998, built on the discovery that certain mathematical quantities known as knot invariants were associated with the quantum physics of a two - dimensional surface evolving in time
傅利曼的想法奠基於一項數學發現:某些屬于結不變量的數學量,和二維曲面隨著時間而演變的量子物理有關。The results show that the auto - conversion of frozen drops and graupels ( cnfh, cngh ) are the main sources of the hailstones in the strong convective storm studied in the paper, but the contribution of frozen drops is greater than that of graupels. hailstones mainly depend on the processes of collecting supercooled water ( clch, clrh ) to grow. the relatively simple mass continuous equation was used to calculate vertical velocity, and use radial projection relation of dual - doppler radar to retrieve the case ' s three - dimensional wind field
同時模擬分析了冰雹形成的微物理過程,結果表明,本個例模擬雹雲中,冰雹粒子主要由凍滴和霰轉化( cnfh , cngh )形成,但凍滴對冰雹形成的貢獻要比霰大得多,冰雹含水量中心的發展演變與凍滴含水量中心的發展演變相一致,冰雹主要是通過撞凍過冷水過程( clch , clrh )而進一步長大的。Abstract : the tag - position equation and location differential algorithms of etc system with two arrangements of roadside equipments are deduced. the influence of installation tolerance on the dsrc communication results is analysed and a method of installation quality control is presented as well
文摘:推導在公路不停車電子收費系統常見的兩種路旁設備安裝方式中車輛標識卡的定位方程和坐標變化量的演算法,分析安裝誤差對dsrc通信的影響,提出控制安裝工藝質量的辦法。The energy eigenvalue, eigenfunction, matrix elements of coordinate and momentum operators in energy representation, and evolution operator for a two - dimentional coupled oscillator are presented by using the general linear quantum transformation theory
摘要運用廣義線性量子變換理論,給出一類二維耦合量子諧振子的能量本徵值、本徵函數、坐標和動量算符在能量表象中的矩陣元及演化算符。In this paper, the exact expressions of the evolution operator and wave function for a driven time - dependent quantum oscillator are obtained by means of the combination of the inhomogeneous bogoliubov transformation ( ibt ) and the evolution equation associated with a su ( 1, 1 ) h ( 4 ). our results agree well with those derived in [ 3 ], but the present method is more simple and definite
非齊次波戈留波夫變換與su ( 1 , 1 ) ? h ( 4 )量子系統的演化方程相結合,給出了求該系統時間演化算符和波函數的精確表達式。作為一個典型例子,我們得到含時受迫諧振子的演化算符和波函數的精確表達式。Using the formulized approach to the su ( 1, 1 ) h ( 4 ) time - dependent system, which is derived from the combination of the formulation of the time - dependent bogoliubov transformation and the evolution equation of the system, we obtain the time evolution operator, state function and heisenberg uncertainty relation of the parametric oscillator with cavity losses under the weak coupling approximation. we also discuss the squeezing property of the system
本文利用含時波戈留波夫變換與時間演化方程相結合得到的求解su ( 1 , 1 ) ? h ( 4 )量子系統的時間演化算符和演化態的普遍公式,我們導出了帶腔損耗的參數振子在弱耦合近似下的演化算符,態函數和不確定乘積,並討論了系統的壓縮特性。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。Based on the damage evolution formation depicted by kachanov of brittle materials in unitary stress state, in this dissertation, the constitutive equation of nonlinear damage material is given, macroscopically, on the assumption that damage variable is exponential relation to strain, d = ( gy i k ) ", where g is the shear module, k is the damage module and the y is the effective strain, d is damage variable and n is hardening exponent
在kachanov描述的一維應力狀態下的脆性材料的損傷演化模型的基礎上,文中給出非線性損傷材料的本構方程,唯象地假設損傷變量與應變成冪次關系, d ~ * = ( g / k ) ~ n ,其中g為剪切模量, k為損傷模量,為有效應變因子, d為損傷變量, n為硬化指數。Damage evolution law study by micro - parameter of dislocation cell and positron annihilation life
用位錯胞及正電子湮沒壽命為參量的損傷演變律2. based on the ( q, h ) - deformed quantum plane by benaoum, we establish the transformation formulae of arbitrary degree power of two variables on the ( q, h ) - deformed quantum plane. furthermore, we give the ( q, h ) - analogues of multinomial theorem, binomial reciprocal formula, chu - vandermonde identities and a pair of new double - index series inverse formula
在benaoum在引入的( q , h ) -量子變形平面的基礎上,首先建立了( q , h ) -量子變形平面上的變量的任意次乘積的變換公式,進而給出了多項式定理、二項式反演、 chu - vandermonde恆等式等結果的( q , h ) -模擬以及一對新的雙指標級數互反公式。On the basis of overall confirming the reasonableness of available method for calculating migrated component amount, the author has further improved the true constant component fixed calculation method proposed by the author in 2000, i. e, the calculation of actual true migrated mass and atomic number of metasomatically atered rocks, by using two method of measuring rock density
摘要文章在全面論證已有組分遷移量計演算法合理性的基礎上,進一步完善了筆者2000年提出的真恆量組分恆定計演算法,即:利用巖石的兩種實測密度計算交代蝕變巖的實有真遷移質量及其原子數。What the practical problems is often gotten is a single variable time series which has a time interval of t, reflect by a lot of interactive physics factor, containing the mark of all variates participating in movement, traditional time series analysis is to analyse going from this array to the form directly it ' s time develops, one dimension analysis loses useful information, the characteristics of phase space reconstruction method is to construct one dimension scalar quantity to high dimension vector, prop the geometry space of the state, show all dynamical information of system in phase space. the characteristic that just constructs again according to the phase space in this text, analyse the time series of responding, use the relevant knowledge of symbol dynamics and reconstruct phase space, put forward a kind of relation degree analysis method of the systematic mathematics model which has theory basis, so reach the correction of calculation mathematics model, make it accord with the actual systematic state
實際問題中常常得到的是一個時間間隔為t的單變量的時間序列,它是許多物理因子相互作用的綜合反映,蘊藏著參與運動的全部變量的痕跡,傳統的時序分析是直接從這個序列去形式地分析它的時間演變,一維分析必然喪失許多有用信息,相空間重構方法的特點是把一維標量數據構造成高維矢量,支起狀態的幾何空間,在相空間中展示系統全部動力信息。本文正是根據相空間重構的特點,對響應時間序列進行分析,利用符號動力學、重構相空間等方法,提出一種有理論依據的系統數學模型關聯度分析方法,從而達到修正計算數學模型,使其更符合實際系統狀態的目的。Firstly, according to the characteristic that the doppler frequency shift signal can be approximated as a single sinusoid signal, the extended sinusoid signal retrieval ( pisarenko and esprit ) methods are presented and signal state and measurement formulations are developed, so the kalman filter recursive method is got. the brief introduction of low velocity moving target doppler frequency shift signal wigner - ville transformation and wavelet transformation expression are presented in this paper. secondly, because the clutter is gaussian distribution, cumement and high - order spectrum based methods are presented and the simulation results prove their good performance to suppress gaussian clutter in low velocity moving target doppler frequency shift signal processing
一個方面是根據低速目標的多普勒信號可簡化為單一正弦波形式這一特點,得到了擴展的高斯色噪聲背景下的諧波恢復演算法,即高斯色噪聲中的pisarenko諧波恢復法和旋轉因子不變法( esprit ) ;並推導了信號的狀態方程和觀測方程,進而得到基於卡爾曼濾波的遞推演算法對信號進行提取;本文還簡單的介紹了低速運動目標的多普勒頻移信號的wigner - ville變換與小波變換;另一個方面是針對雜波服從高斯分佈這一特點,提出了對接收信號求累積量和高階譜來對高斯雜波進行抑制。分享友人