本徵坐標 的英文怎麼說

中文拼音 [běnzhǐzuòbiāo]
本徵坐標 英文
intrinsic coordinates
  • : i 名詞1 (草木的莖或根)stem or root of plants 2 (事物的根源)foundation; origin; basis 3 (本錢...
  • : 名詞[音樂] (古代五音之一 相當于簡譜的「5」) a note of the ancient chinese five tone scale corre...
  • : Ⅰ名詞1 [書面語] (樹梢) treetop; the tip of a tree2 (枝節或表面) symptom; outside appearance; ...
  1. Due to nonlinear bottom boundary condition, the generation of internal tides over finite topography can only be deal with by using of ray - tracing method beforetime. the transforms introduced in this dissertation make it possible use eigenvalue method to investigate the generation of internal tides over finite topographies

    由於非線性邊界條件的使用,前人處理有限地形上內潮的產生問題只能求助於射線理論,文提出的變換將若干海底地形變換成平底,從而使得利用特值方法研究這些地形上的內潮生成問題成為可能。
  2. It also roundly researched the solution of the helmholtz equation in the circumrotating ellipsoidal coordinates, and discussed how to calculate the solution of the electro - magnetic field in the circumrotating ellipsoidal coordinates using special functions, and researched circumrotating ellipsoidal cavity ’ s latent value and quality parameter using arithmetic simulation, finally we compared the ellipsoidal cavity with the spheriform cavity. the main content of this thesis are as following : 1. calculated the distribution of the electro - magnetic field inside the ellipsoidal cavity based on maxwell equations and boundary conditions, and confirmed the syntonic mode inside the ellipsoidal cavity using arithmetic methods

    文從maxwell方程及其邊界條件求解出橢球腔內的電磁場分佈,較為全面的研究了旋轉橢球系下赫姆霍茲方程的解的問題,討論了用特殊函數來求解旋轉橢球系下電磁場的解,並通過數值模擬研究了旋轉橢球諧振腔的值和品質因數,並和球形諧振腔做了比較,主要內容為: 1 .用maxwell方程及其邊界條件求解出橢球腔內的電磁場分佈,並且分析了橢球腔內的諧振模式。
  3. It has designed a special method for finding circular center image coordinates and a subpixel digital image process method, so that the precision of simulation for searching image point of circular center can reach to 0. 01 pixel in grade of amount. it has designed amending method for errors, produced by improper installation position of the testing device

    在圖像處理方面,文設計了志特圓圓心位置的特殊方法和亞像素數字圖像處理方法,使得特圓圓心像點的模擬定位精度可達0 . 01個像素的數量級;提出了一整套圍繞特直徑像的特性來尋找其端點的方法。
  4. By use of the relationships between the hermite polynomial and the laguerre polynomial, the eigenequations of one - dimensional harmonic oscillator and hydrogen atom are conversed into the same equations in form. therefore the relationships between energy levels and wave functions of one - dimensional harmonic oscillator and hydrogen atom are found. through the coordinates transform, the relationships between energy levels and wave functions of two - dimensional harmonic oscillator and hydrogen atom are found

    首先綜述了諧振子與氫原子的基理論的研究現狀,並在此基礎上對諧振子與氫原子的關系展開了研究,通過厄密特方程與拉蓋爾方程的相互轉化,將一維諧振子與一維氫原子的值方程轉化為相同形式的方程,從而比較得出它們能量及波函數間的關系,並通過變換將直角系下二維氫原子的值方程轉化成與曲線系下二維諧振子的值方程相同的形式,從而得出二維氫原子與二維諧振子的能量及波函數的關系。
  5. To the large - scale atmosphere, we separate the terms of the horizontal vorticity converting into the vertical vorticity, which considered as the baroclinic terms, from the terms that not including horizontal vorticity by the rules of the p coordinate transforming to the z coordinate in the traditional vorticity equation, and carry out the scale analysis, and then conclude that the baroclinic terms are able to reach the same magnitude grade as the partial derivative of the vertical vorticity to time when it takes place the large scale precipitation in the summer monsoon period in china. by analyzing the game reanalysis data from april to august in 1998 in the region of chinese continent, we found that the baroclinic terms is important to the large - scale cyclone developing above the 600hpa, and the magnitude changing of the baroclinic terms is nearly in - phase as the monsoon movement, so which imply exactly that the magnitude changing of the baroclinic terms is the one of the natural characters of the summer monsoon evolution and equivalent to the movement rule of the subtropical high of the western pacific

    在p垂直渦度方程中,利用p向z轉換的公式將水平渦度向垂直渦度轉化的所有項分離出來,這些項具有明顯的斜壓特,對其進行尺度分析后,得出在可以忽略潛熱釋放對渦度影響的對流層中、高層,此轉化項是大尺度斜壓渦度發展的重要項。通過對1998年48月的game再分析資料進行實際計算也發現,轉化項在東亞夏季風上升支的600hpa及以上層次對垂直渦度的局地變化貢獻很大,不能忽略。同時發現水平渦度向垂直渦度的轉化在南海季風爆發時和江淮梅雨入梅及發展過程中均有指示性意義,在南海季風爆發以後,在中國東南部地區,轉化項的大小與夏季風的活躍和中斷等活動有著幾乎一致的變化規律,這從側面也指出了,此轉化項的變化是夏季風演變所具有的質特,並且它反映出了西太平洋副高在中國大陸的活動情況。
  6. The 29 f globular clusters in the galaxy are selected as samples in my paper ( the space distribution and motional orbits of the samples have not been researched in detail before. ). according to the basic parameters : azimuth coordinates, distances from the sun, radial velocities and proper motions of sample clusters, the initial positions and velocities of the samples are reduced using the galactic coordinates, and their orbits are integrated by numerical method for three different galactic gravitational potential models

    文選用銀河系中29個累積光譜型為f型的球狀星團作為樣(這些樣星團的空間分佈和運動特都沒有被詳細地討論過) ,根據它們的基資料:方位、日心距、視向速度,絕對自行等參數,歸算處理得出了各樣星團的空間分佈和運動速度。
  7. The corresponding control equation is given. the control equation and boundary condition about the addiontional small deformation ' s effect caused by initial stress using virtual principal theory in cylindrical reference frame. generalized stress and strain and equivalent constitutive equation are given

    第四章提出了描寫柱形薄殼中初應力的數值特,將應力的三維分佈轉化為二維分佈,給出相應的支配方程;在柱系中,利用虛功方程建立了初應力對附加小變形影響的控制方程和邊界條件;給出了廣義應力、廣義應變及等效構關系。
  8. In this paper we made a systemic analysis and study of the accurate orientation technology in the process of helicopter landing - photogrammetry, made the model of using double ccd to measure the exact position of helicopter based four latent points photogrammetry, educed formula about beaconing position, analyzed the computing error, and particularly computed the information of beaconing position of the helicopter ' s landing by experiment emulation. in the result, the error between a computed value and a measurement value was less than 5 centimeters

    文對直升機著艦精確定位技術中的攝影測量演算法進行了系統分析和深入研究,在四特點測量演算法基礎上建立了雙ccd攝影測量直升機精確位置的數學模型,進一步從各個影響演算法測距精度的方面討論了計算誤差,推導出測量信位置的計算公式,並對利用雙攝影測量演算法計算直升機著艦掛鉤位置的正確性及準確性進行了模擬實驗,得到的演算法計算值和實驗測量值之間的誤差在5cm以內。
  9. Visual analysis of human motion has been receiving increasing attention from researchers in the fields of image processing and computer vision during the past few years. it has a lot of applications in virtual reality, smart surveillance system, advanced user interface, motion analysis and video compressing, etc. this paper focuses on the technology of human motion tracking based on video, first, we make a summarization of the domestic and overseas status of the research in this field. on the basis of this, we analyse the technical difficulties of human motion tracking. as most of the existing model - based methods of human motion tracking perform not so good in some situation as they need mannual intervention, and also the precision of tracking is not so satisfying during the research of tracking of walking people because of the self - occlusion of legs, this paper proposes an algorithm of automatic detection and tracking of legs of the walking people based on monocular image sequences, in which we analyse the features of walking people, track the five joints of lower limbs, get various parameters, and then re - construct the walking process. the main research achievement is as follows : 1 ) we propose an algorithm of markerless automatic extraction of leg skeleton. first we divide the video into continuous image sequences, after background subtraction, the satisfying human region could be extracted, then we get a single - connected region by converting the rgb image to binary image and median filtering. afterwards, the contour of lower limbs in the frame with a widest boundingbox is detected, using sobel operator, to find the ankle joint of leg behind according to the features and rules of walking, then, the joint of knee of leg behind, hip, ankle of leg in front, knee of leg in front could be got in turn. so, model of leg skeleton is constructed

    首先將視頻分解成許多連續的靜態圖像幀,經過背景去除,把感興趣的人體區域提取出來,通過二值化,中值濾波等預處理方法得到只有人體的一個單連通區域,然後用sobel運算元檢測出boundingbox最寬幀中人體下半身的輪廓,根據運動規律及特找到後腿踝關節點,結合從boundingbox最窄幀中所獲取的腿長依次得到後腿膝關節,跨部關節,前腿踝關節,前腿膝關節四點,從而構建出腿部骨架模型。 2 )實現了人體步行腿部骨架的跟蹤演算法。在完成對腿部骨架模型的自動初始化之後,文對跨關節、膝關節及踝關節分別採用運動建模、圓周相交定點演算法、運動預測及預測點周圍搜索rgb相似矩形塊三種方法確定每一幀中其實際,從而重構出腿部骨架的運動過程。
  10. The new algorithm starts from an initial estimate which is based on the hough transform, and a rectangular window is centered using the current line approximation, and a new line estimation is generated by making a total least squares fit through the pixels contained within the window. this is repeated until convergence is reached. lastly, we have suggested a new technique which may recover the motion and structure parameters of a moving object by using of 21 optical flow lines based on the optical flow fields of the feature line this thesis is the project supported by aeronautical foundation science ( no. 99f53065 ) and research center of measuring and testing technologies, and control engineering in nanchang institute of aeronautical technology ( no. 2001 - 15 )

    演算法的思路是:首先,在小區域內運用霍夫變換確定直線的初始值;其次,以直線的初始值所對應的直線為中心線,建立一個矩形框;最後,利用矩形框內所包含的邊緣點數據不斷地迭代直至收斂,從而達到進一步修正直線的參數;文基於特直線的光流場,即線流場,建立了一種利用21條光流線確定空間三維物體旋轉運動參數、平移運動參數以及對應的空間直線的線性演算法。
  11. In this paper, by means of the euler systems on the symplectic manifold, the bargmann system and the neumann system for the 4f / lorder eigenvalue problems : are gained. then the lax pairs for them are nonlinearized respectively under the bargmann constraint and the neumann constraint. by means of this and based on the euler - lagrange function and legendre transformations, the reasonable jacobi - ostrogradsky coordinate systems are found, which can also be realized

    文主要通過流形上的euler系統,討論四階特值問題所對應的bargmann系統和neumann系統,藉助于lax對非線性化及euler - lagrange方程和legendre變換,構造一組合理的且可實化的jacobi - ostrogradsky系? hamilton正則系,將由lagrange力學描述的動力系統轉化為辛空間( r ~ ( 8n ) , )上的hamillton正則系統。
  12. In this paper, we convert the complex third order eigenvalue problems into the real third order eigenvalue problems. then, based on the euler - lagrange equation and legendre transformation, a reasonable jacobi - ostrogredsky coordinate system have been found, then using nonlinear method, the lax pairs of the real bargrnann and neumann system are nonlinearized, so as to be a new finite - dimensional integrable hamilton system in the liouville sense is generated. moreover, the involutive representations of the solution for the evolution equations are obtained

    文將復的三階特值問題轉化為實的三階特值問題,利用euler - lagrange方程和legendre變換,找到一組合理的實的jacobi - ostrogredsky系,從而找到與之相關的實化系統,再利用曹策問教授的非線性化方法,分別將三階特值問題及相應的lax對進行非線性化,從而得到bargmann勢和neumann勢約束系統,並證明它們是liouville意義下的完全可積系統,進而給出了bargmann系統和neumann系統的對合解。
  13. The paper takes the new method to pick up the tomato rgb color characters by the color information of the images. analyzing the pixels of the images, the tomatoes identifying result is r - g > 80. compute the centroid ' s coordinates of the tomatoes and orientate them on the images using the square method

    論文所採用的新的演算法:根據所拍攝的番茄和葉子的圖像中rgb顏色信息來提取番茄rgb顏色特,通過對番茄和葉子圖像中像素的分析得到r - g 80為圖像中番茄的識別條件;並且計算質心來定位圖像中的番茄,滿足了水果智能收獲機械中的迅速、準確識別的要求。
  14. 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值、函數、和動量算符在能量表象中的矩陣元及演化算符。
  15. Firstly, the paper introduces the development and application of computer graphics & image technique, discusses the principle and method of cg and digital image processing, such as matrix of the graphic transformation, homogeneous reference frame, sampling and quantization of the image, file format of the image, template operation, etc. secondly the paper introduces the purpose and method of image enhancement processing, explains the each occasion of those methods such as threshold transformation, smoothing processing, sharpening processing, analyzes and contrasts the processing results of object image. thirdly, the paper introduces the method of mathematics morphologic, edge detection and thinning processing, attains character description of image and character dots of the contour. fourthly, the paper processes the coordinate transformation to character dots and basic splines fitting, imports correlative condition to devise meshing line and meshing track

    文首先介紹了計算機圖形圖像技術的發展與應用情況,對計算機圖形學和數字圖像處理的一些基理論和方法如圖形變換矩陣、齊次系、圖像采樣和量化、圖像文件格式、模板操作等內容進行了討論:然後對圖像增強處理的目的和方法進行了介紹,對諸如閥值變換、平滑處理、銳化處理等方法的應用場合進行了說明,並對實物圖像的處理結果進行了分析與比較;接下來介紹了數學形態學方法、對增強后的圖像進行邊緣檢測的方法和圖像的特描述方法,並獲取輪廓的特點:隨后對獲取的特點進行變換,並進行b樣條曲線擬合,引入相關條件生成齒輪副的嚙合線及嚙合軌跡:最後引入等值線和區域填充表示方法,並以等值線和區域填充的形式對弧齒錐齒輪嚙合模擬的載荷分佈情況進行了直觀的表示。
  16. Besides, successfully calculating the electromagnetic four - potential in the spacetime of charged black hole expressed by the generali zed spherical coordinate and furtherly solving the h - j equation of such spacetime make it possible to get the exact description of the energy extent of nonthermal radiation particle and to study the characteristics of such black hole ' s nonthermal radiation

    另外,文還求出了一類用扁橢球表示的荷電黑洞時空中的電磁四維勢矢量,從而成功地求解了此類彎曲時空中的hh方程,得到了這種非熱輻射粒子能量范圍的精確表達式,從而對這類黑洞的非熱輻射特進行了研究。
  17. In this dissertation, we make a deep research on the trajectory character and attitude character of the radar target in the midcourse. much work has been done to simulate the trajectory and attitude, we get the attitude parameter of radar target by coordinate transferring

    文深入研究了雷達目中段的軌道特性和姿態特,在彈道導彈的彈道和姿態模擬方面做了大量的工作,通過轉換的方式完成了對目姿態參數的計算。
  18. Firstly, the basic character of the remote filed eddy current is simulated and analyzed in case of two - dimension axial symmetry which approves the existence of remote filed eddy current phenomenon ; the full circumferential defect model is investigated to approve the feasibility of using the rfec techniques to detect the position and depth of defect ; the pit corrosion 、 circumferential and axial crack models are simulated, and the defect character based on voltage plane polar plot and the changes of phase and amplitude are analyzed to supply the standard for defect reconfiguration

    首先,在二維軸對稱情況下模擬與分析了遠場渦流的基特性,證實了遠場渦流現象的存在;對全周向缺陷的遠場渦流檢測進行了詳細研究,證實了遠場渦流檢測缺陷位置和深度的可行性;對點狀腐蝕、軸向與周向裂紋三種非軸對稱缺陷進行三維有限元模擬,利用相位差和幅值變化曲線與電壓平面極圖對缺陷特進行分析,為缺陷形狀重構提供了依據。
  19. This paper does research mainly on content based trademark image retrieval, especially on subblock - based image retrieval, presenting a new subblock - based image retrieval method under the polar coordinate system for retrieving trademark image, and designs trademark tmage retrieval system based on integrated features

    文對基於內容的商圖像檢索,尤其是對分塊檢索方法進行了研究,提出了一種新的基於極下分塊的商圖像分塊檢索方法,並設計開發了一個基於綜合特檢索的商圖像檢索系統。
  20. As follows is the thesis outline : chapter one : advertising psychology. we make the basic direction of advertising stratagem through stp tactic, consumer ’ s behavior pattern

    從stp戰略、消費者行為模式來把握目受眾的廣告心理特,為後期的廣告戰略制定確定基的方向和
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