polar coordinates 中文意思是什麼

polar coordinates 解釋
和極坐標轉換
  • polar : adj 1 (南、北)極的,地極的;近地極的。2 【物、化】(有)極的;磁極的;有磁性的。3 【幾】極線的...
  • coordinates : 坐標系
  1. At last, for general bomb using continuously computed release point ( ccrp ), this paper calculates the ballistic trajectory based on polar coordinates. simulation results demonstrating the feasibility of the approach are presented

    在此基礎上,運用基於最小時間的最優控製法對得到的幾何路徑進行平滑處理,使其成為可飛路徑並且不改變路徑長度。
  2. Since pixel - level contrapose pixel coordinate, trigonometric function must be used to translate polar coordinates to pixel coordinate when the curve is described by polar coordinate. so research is very little on algorithms for generating this sort of curve by now

    由於逐點是針對象素坐標系而言,而對極坐標系下描述的曲線,在轉換到象素坐標系時要用到三角函數運算,因此目前很少提到對極坐標曲線生成演算法的研究。
  3. Secondly, the various conic arcs and conies are generated by the rational triangular bezier and the b - spline method in polar coordinates system

    其次,給出圓錐曲線弧及其補弧的三角有理b zier表示;以及任意角度二次曲線弧的極坐標b樣條表示。
  4. We carry out a transformation to spherical polar coordinates.

    我們變換成球極坐標。
  5. If we graph in spherical polar coordinates we get surfaces with the familiar figure eight cross section; again, these are graphs and not orbital shapes.

    如果我們在球極坐標中作圖線,得到熟知的8字形截面;再說一遍,這是圖線而不是軌道形狀。
  6. < uk > if we graph in spherical polar coordinates we get surfaces with the familiar figure eight cross section ; again, these are graphs and not orbital shapes. < / uk >

    < uk >如果我們在球極坐標中作圖線,得到熟知的8字形截面;再說一遍,這是圖線而不是軌道形狀。 < / uk >
  7. First of all, we bring forward the basic project of tadil, which adapts to combined operations. it is suggested to use tdma ( the abbreviation of time division multiple access ) as the working pattern and utilize the concept of mobile ad hoc network to construct the data link network. aiming at the impact of time delay on data link and the characteristic of cooperative combat under the command of director aircraft, this thesis applies a kind of kalman filtering algorithm in polar coordinates to compensate the error of time delay, and then does the transformation of target motion parameters to obtain the current information of target

    本文結合空軍裝備部某「十五」預研課題,圍繞著戰術數據鏈、多機協同多目標攻擊、超機動攻擊、空對地攻擊這四個方面展開了一系列的研究工作:本文首先給出了適應三軍聯合作戰的戰術數據鏈系統的基本方案,建議採用時分多址的工作模式,並利用移動自組織網路的概念構建數據鏈網路,同時針對數據鏈傳輸信息的時間延遲特性和指揮機指揮下的多機協同作戰特點,應用一種極坐標系下的卡爾曼濾波演算法對該傳輸延遲誤差進行補償,並在此基礎上進行目標運動參數的轉換,以獲得目標相對于某無人機的當前運動信息,且利用模擬驗證了方法的有效性。
  8. Application of autocad and total station apparatus in polar coordinates lofting

    及全站儀在極坐標法放樣中的應用
  9. A kalman filtering algorithm in polar coordinates

    極坐標下卡爾曼濾波演算法的研究
  10. The conventional linear and circular interpolation in cartesian ( rectangular ) coordinates were supplemented by polar coordinates and helical interpolation

    傳統的笛卡爾的線形和環形內插法結合被極坐標和螺旋插補所補充。
  11. This matching algorithm can reduce differences during translation, rotation, and zooming under the noisy or distorted condition. to do this, firstly, select optimum matching - origin - pair in the polar coordinates, then the number of matching pairs can be acquired

    本演算法能夠減小指紋平移、旋轉誤差,在有噪聲和形變情況下,先優選出極坐標原點對,進而求出匹配對的數目。
  12. 3d points are converted to images based on spherical polar coordinates, and point cloud surface information such as location, normal and color are stored in two - dimensional images

    本文通過球面極坐標將點雲曲面的幾何信息及表面屬性信息映射到二維圖象中去。
  13. This paper provides the general equations of the theoretical contour line and the actual contour line of roller translation follower and roller oscillating follower disc cam in the polar coordinates system and the rectangular coordinates system, respectively. the equations are not only fit for the different layouts of the relative position of follower and cam, but also fit for the different types of cam contour

    分別給出了滾子直動從動件和滾子擺動從動件盤形凸輪的理論廓線及實際廓線在極坐標系與直角坐標系下的通用方程,它們對于從動件與凸輪相對位置的不同布局方式及凸輪輪廓的不同類型均適用
  14. The polar coordinates of tool swinging pivot are figured out, and the expressions of tool swinging and the variable - speed of spindle are derived

    通過對凸輪車削的運動關系進行分析計算,推導出在恆角度與恆速度切削的情況下,刀具擺角、機床主軸轉速與凸輪轉角位置的關系,為在實際中應用提供了理論依據。
  15. In terms of the relation of coordinate of physical plane and strain plane, stress and strain field distribution curve expressed by polar coordinates in damage area is derived, when n = l, the result is same as that given by c. h. popelar

    由物理平面與應變平面坐標間的關系,得出了極坐標中損傷區應力、應變場的分佈。當n = 1時,所得結論與c
  16. Argument of polar coordinates

    極坐標的輻角
  17. By way of theoretical analysis, the relationship between settling angle on a planar curve and the polar coordinates of the same curve was obtained, and the polar equation of a curve that passed through two fixed points and had the specified directions at these two points was also derived

    摘要通過理論分析與數學計算獲得了平面曲線上任一點處安放角與曲線極坐標方程的關系,同時導出了通過平面上兩定點且在兩定點處有給定方向的曲線的極坐標插值方程。
  18. To create geometry images of point cloud surfaces, we first determine the center of the polar coordinates and convert the cartesian coordinates [ x, y, z ] to polar ones r, coordinate is encoded as the location and r is encoded as the gray value in the image. to represent point cloud surfaces with high complexity, we propose using multi - layered images

    根據笛卡爾坐標和極坐標之間的轉換關系,三維坐標[ x , y , z ]首先被轉換成[ r , , ] ,其中[ , ]被轉換成幾何圖象中的象素坐標, r轉換為該象素的灰度值,生成幾何圖象。
  19. In the second chapter, a new filter algorithm, kalman filter in polar coordinates has been presented based on the research of the kalman filter, adaptive - filter

    本文以某近程低空tws搜索雷達為研究對象,對tws雷達航跡跟蹤演算法進行了較深入、全面的研究。
  20. The iris normalization is invariant for translation, rotation and scale after mapping into polar coordinates

    極坐標轉換的虹膜歸一化方法,消除了圖像旋轉平移的干擾。
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