非線性 的英文怎麼說
中文拼音 [fēixiànxìng]
非線性
英文
[數學] [物理學] [電學] nonlinearity; nonlinear-
Error estimates of characteristic finite element method for nonlinear advection - diffusion equation
非線性對流擴散方程特徵有限元法的誤差估計The local nonlinear advection increases evidently the inward - propagation of vorticity, and therefore strengthens the typhoon obviously
局域非線性平流使內傳的渦量明顯增多，臺風明顯加強。In section one, by using fice scheme and time - gcm, a model of trace gases and oh airglow affected by gravity wave is set up, then the propagation of nonlinear gravity wave and the effect on trace gases and oh airglow are analyzed. the result shows gravity wave excited by tropospause forcing can propagate stably to the mesosphere through the stratosphere so that energy and momentum can be transferred from one region to another. in this process, gravity wave undergoes growth, overturning, convection and breaking
在第一部分的工作中，利用全隱歐拉格式和全球熱層-電離層-中間層-電動力學環流耦合模式（ time - gcm ） ，對重力波的非線性傳播及其在傳播過程中對中高層大氣中氧族和氫族成分和與之密切相關的oh氣輝輻射的影響進行了數值模擬，結果表明，從對流層向上傳播的重力波經歷了產生、發展、飽和、對流產生直至破碎的非線性演化，大氣的非等溫結構加速了重力波在中層頂區的破碎，重力波的非線性傳播是小尺度對流和湍流產生的一個重要的源。Algorism studying for a kind of nonlinear programming
基於種族優生的進化規劃用於混合非線性整數規劃Attractor for weakly damped nonlinear wave in anharmonic crystal
非諧晶體中弱阻尼非線性波吸引子The models of anharmonic oscillator of nonlinear optical susceptibilities
非線性光學極化率的非簡諧振子模型Abstract : considering the second nearest - neighbor interaction and cubic, quartic anharmonic interactions simultaneously, we employ the multiple scales method combined with a quasidiscreteness approximation to calculate the lattice vibration. it is shown that the kind of nonlinear chain exhibits envelope soliton, envelope kink and envelope antikink soliton. these results can also be used to explain the experimental phenomena that the kink amplitude of the self - localized structure is determined only by the intrinsic properties of its lattices
文摘:同時考慮次近鄰諧振相互作用和三次方、四次方非諧相互作用，利用多重尺度結合準離散近似方法去計算晶格振動行為，發現一維非線性點陣中存在包絡孤子及正扭結型包絡孤子、反扭結型包絡孤子，解釋了自局域結構的幅度只取決于點陣中的固有參數的實驗現象Improving anil jain ' s algorithm, we propose a minutiae match algorithm. our improvement is focused on the following two aspects : first, we use a minutiae alignment algorithm based on the iteration of the neighbor minutia centered at the minutia gravity. secondly, we use a modifiable bounding - box to carry out minutiae matching, which makes our algorithm more robust to the non - linear transform of the fingerprint images
我們的改進主要體現在二個方面:首先我們利用了一種「基於重心附近遍歷的特徵點對齊演算法」 ，該方法不需要記錄特徵點的多餘信息來進行特徵點的對齊;其次，我們利用一個可變大小的「界限盒」來進行特徵點的匹配，使得我們的匹配演算法對指紋圖像的非線性形變具有更好的魯棒性。Animalcule fermentation process possesses non - linear and time difference, it is inherence mechanism is very complex, some important course variable ca n ' t measure online
微生物發酵過程具高度的非線性和時變性，其內在機理非常復雜。一些重要的過程變量不能在線測量。Nonlinear anisotropic equations with weak coercive in l
1中弱強迫非線性迷向方程The traditional methods have many shortcomings such as subjectivity, apriority. they sometimes distort the real relationship between credit indicators and the credit level
指標方法大多基於線性方法，而實際上個人信用水平與各信用要素之間更多是非線性以及關聯關系。Geometric properties of ar nonlinear regression models
誤差非線性回歸模型的幾何性質We have not some certain appropriable method to solve this problem. more less job has been done on the loess nonlinear model
本論文用正演和優化相結合的方式對黃土的非線性本構模型中的參數進行反演。Based on the analysis of mechanism for joint region, the " frame - wall " and " aslope compression stub column " mechanical models and yielding patterns of core zone of the joints are set up. the shear load - carrying formulation for joint core zone is also given in terms of plastic ultimate analysis. and then, the comparisons between the formulas given in this paper and that of chinese design code ( draft ) and nonlinear fem as well are presented
對節點核心區的抗剪，通過受力機理的分析，建立了鋼「框架剪力墻」加混凝土「斜壓短受力體系及其屈服機制，根據塑性極限分析，給出了節點核心區抗剪承載力計算的迭加公式， 《規程》公式和非線性有限元近似模擬分析結果進行了比較。The landing of a helicopter in autorotation is formulated as a nonlinear optimal control problem
本文將直升機的自轉著陸過程定義為一個非線性的最優控制問題。Synthesis and nonlinear optical properties of novel azo compounds
新型偶氮化合物的合成及其非線性光學特徵Syntheses and characterization of nonlinear optical azobenzene derivatives
推拉電子結構非線性光學偶氮苯衍生物的合成The study of nonlinear ballistic trajectory system estimation based on recursion networks
基於回歸網路的非線性外彈道彈著點預報模擬研究We discuss the forecast method which based on wavelet neural networks by combining good time and frequency local analysis ability which wavelet analysis possesses with learning ability which neural networks possesses, and bring forward a frondose, banausic algorithm in this dissertation0 also, a essential thinking of combined forecast based on wavelet neural networks is described and a essential trait of combined forecast based on wavelet neural networks is pointed out
結合小波分析所具有的良好的時頻局部化分析能力和神經網路所具有的學習能力，討論了小波神經網路預測方法，並給出了其具體、實用的演算法。文中還描述了基於小波神經網路組合預測的基本思想，指出了利用小波神經網路進行非線性組合預測的特點。Theoretical study on molecular nonlinear optical properties of barbituric acid derivatives
巴比妥酸衍生物分子非線性光學性質的理論研究分享友人