矢量場 的英文怎麼說
中文拼音 [shǐliángchǎng]
矢量場
英文
vectorial field-
The electric current density vector field also satisfies superposition principle, some applications thereof are introduced
摘要電流密度矢量場也滿足疊加原理，給出了一些應用電流密度場疊加原理的例子。( 4 ) the correlations are significant between the sth position index and the general circulation. in the westerly ( easterly ) year, equatorial westerly is weaker ( stronger ), cross - equatorial flow is weaker ( stronger ), south china sea summer monsoon is weaker ( stronger ), the yangtze river valley westerly is stronger ( weaker ), which has the positive ( negative ) effect on the maintenance of rain band over the yangtze river valley, so the rainfall is more ( less ) in this area and it is hit by floods ( droughts ), vice versa
（ 4 ）本文運用定義的副高指數研究了六月份副高偏東偏西年份的大型環流特徵及其對我國東部天氣的影響，風矢量場和相關場分析結果表明：副高偏西（東）年，赤道西風減弱（增強） ，越赤道氣流偏弱（增強） ，南海夏季風偏弱（強） ，而長江流域西風增強（減弱） ，有（不）利於雨帶在江淮流域維持，該地區降水偏多（少）易澇（旱） 。Line integral convolution ( lic ) is one of texture - based methods for vector field visualization. even in the vector direction changing sharply fields, the method can show the direction of the vector field well, and display details of the vector field better. in addition, it can fully disclose the relativity among every spot of the vector field
線積分卷積（ lineintegralconvolution ， lic ）方法是一種基於紋理生成技術的矢量場可視化映射方法，線積分卷積法能連續反映場中各點切矢，即使在矢量方向變化很大的區域，也能揭示出矢量的方向，可以較好地表達出矢量場的細節。Reseach on maths model of two - dimension vector field reconstruction with inverse projection
反投影重建二維矢量場的一種數學模型研究4 press w et al. numerical recipes in c : the art of scientific computing. 2nd edition, cambridge : cambridge univ
然而值得注意的是，扇形在仿射空間中並不是一個曲線，它只是矢量空間中的一個矢量場。Interpolation of user - provided vectors provides a smooth vector field capable of being used to guide the change of directions and scales in texture synthesis
根據用戶在此三角網格上指定表示紋理方向和大小的矢量來插值生成矢量場，用以控制合成紋理的變化。In this paper, micro - cavity semiconductor laser ( mcsl ) with pillar vertical - cavity surface - emitting structure ( vcsel ) which has potential applications in optical communication and optical interconnect is theoretically analyzed, the calculation model that used to discuss the modal performance of rectangular columnar and cylinder vcsel with oxidized aperture is established by using vector field model. the numerical simulations in the case of cylinder structure show oscillating wavelength and threshold gain against inside and outside radius of laser, the layer refractive index and pair number of bragg mirror, thickness, position and oxidized material ' s refractive index of oxidized aperture, in detail. more practically, considering dos shell of laser as non - perfect one, or supposing that dos shell is separated from the laser, we can obtain more significative results
本工作以矢量場模型出發，對具有誘人應用前景的柱形垂直腔面發射結構（ vcsel ）的微腔半導體激光器（ mcsl ）進行了理論分析，建立了用於分析方柱形和圓柱形結構具有氧化孔徑層的激光器的模式特性的理論模型；對圓柱形結構情況進行了數值模擬，得到了振蕩波長、閾值增益隨激光器內外半徑、 bragg反射鏡層折射率、周期數以及氧化孔徑層厚度、位置和氧化物折射率的詳細變化規律；為使理論計算更接近實際，將外加金屬包殼視為非理想導體，或將金屬包殼與激光器結構隔開，分別對這兩種情況下的結果進行了討論。Piv measures vector fields of continuous phase ( current field ) by measuring tracking particle which traces current field. ptv measures disperse phase ( bubble ) velocity, this technique realizes simultaneity measurement of two phases
Piv演算法通過示蹤粒子測量連續相（水流流場）的矢量場， ptv演算法對分散相（氣相）進行量測，實現了兩相的同時測量。Based on the theory of field and considering all of the effects from around movement objects as one object in center of mass, expressing velocity and acceleration as vector, the dissertation extends mutual action model to a new microcosmic model for non - motorized vehicle : vector field model
根據場的理論，對非機動車受到來自周圍多個運動物體的影響綜合為處在質心位置的一個運動物體的影響，用矢量表示速度與加速度，將相互作用模型擴展為一種新的非機動車微觀模型：矢量場模型。Then, multi - objective genetic algorithm ( moga ) was used to search for the optimal parameters of the module and step width of motion
在第三章中首先引入了移動機器人規劃環境的矢量場模型，然後利用變權重多目標遺傳演算法對規劃參數進行優化。We shall use various schemes, none of them wholly satisfactory, to depict vector fields in this book.
在本書中我將用不同的圖樣畫出矢量場，但沒有一種是完全令人滿意的。Study of image mosaic based on oriented vector field
基於向導矢量場的圖像鑲嵌演算法研究At last, we obtain several simple example about vector field
最後我們分析了幾個光束傳輸的矢量場的簡單例子。Circulation of the vector field
矢量場環路2. establishing a new model for non - motorized vehicle : vector field model
建立了新的非機動車微觀模型：矢量場模型。Then it is concluded that the vector field model is effective in non - motorized vehicle traffic
以此證明了矢量場模型在非機動車交通中的有效性。In this thesis, we have applied above method in a set of oceanic investigation data
在論文中，我們將上述的矢量場可視化方法應用於海洋調查數據中。Gravitational field is a kind of vector field, and the description of gravitational force by general relativity is very effective
引力場是一種矢量場，廣義相對論對引力問題的描述是非常有效的。Utilizing the interface, all most aspects of chua ' s circuit, including circuit ' s parameters, initial conditions, eigenvalues, vector field, movement track, and so on, may be fully and directly reflected. on the one hand, it solves existing situation of no - directly perceived nature and complexity in researching all aspects of chua ' s circuit ; on the other hand, investigators can still more conveniently study the circuit
4 ）設計了一個用戶界面，可對chua混沌電路的參數、初始條件、特徵值、矢量場、運動軌跡等各個環節進行全面、直觀的反映，解決了目前研究chua混沌電路各環一竹的不直觀性和計算電路參數的復雜性，可使研究者更進一步方便的研究電路。On the base of the analysis, we build up the vector fields of neighborhood variation ; put our emphasis on the description of the image edges and the domains of visual similar grey - level with the vector fields. after that, we find out the two methods used to detect the edges, the one with the biggest vector field, and the other with the perpendicular vector - pair of the biggest variation difference. the neighborhood size has got the great influence
在此基礎上，提出了基於鄰域灰度變化矢量場的圖像分割思想;建立了圖像鄰域灰度變化矢量場，並重點分析了鄰域灰度變化矢量場與圖像視覺邊緣、區域等特徵之間的關系;建立了最大鄰域灰度變化矢量的邊緣檢測運算元模型，基於鄰域灰度變化矢量場最大正交差異對的邊緣檢測運算元及區域檢測運算元模型;分析了鄰域選擇對邊緣擴展、噪聲抑制的影響。分享友人