point ellipse 中文意思是什麼

point ellipse 解釋
零橢圓
  • point : n 1 尖頭,尖端;尖頭器具;〈美國〉筆尖;接種針,雕刻針,編織針;小岬,小地角;【拳擊】下巴。2 【...
  • ellipse : n. 1. 【數學】橢圓,橢圓形。2. =ellipsis.
  1. Based on the method expressing the positional uncertainty of point entities in surveying and mapping, uncertainty ellipse was employed to characterize the uncertainty region for the error dispersal of 2d target ' s position, and uncertainty ellipsoid for the 3d target. 1 - uncertainty ellipse was derived from positional error covariance

    借鑒測繪學科中衡量點元位置不確定性的方法,分別用橢圓和橢球來表示二維目標和三維目標的位置誤差散布的不確定性區域。
  2. Based on the error theory of point measurement are the identifying of the error range set, sketch of the error ellipse, analysis on displacement of the monitoring sites and error detection, providing a fundamental theory infrastructure for dynamic assessment of surface displacement and gray prediction

    根據點位測量的誤差理論,確定定誤差值域范圍,繪出誤差橢圓;對各監測點進行位移與誤差判別分析,為地表位移動態分析和灰色預測提供理論基礎。
  3. Computer calculation : taking ellipse as an example and taking matlab as an empolder environment, the maximal driving force ( torque ) and each joint variable, variable ' s accelerations, coordinate values of exercise point in workpiece coordinate frame and the distance of this point from base coordinate frame can all be calculated. finally each joint variable in finishing work are calculated

    計算機求值:以橢球為例,以matlab語言為開發環境進行動力學求值,計算得到各關節處應施加的最大驅動力(力矩)及該值下的各關節變量、變量加速度、加工點在工件坐標系中的坐標及加工點距基坐標系原點的距離等值。
  4. The body travels in an ellipse, the fixed point being at on focus. the speed is greatest when body is near the focus, less when it is farther away

    物體沿著固定點在一個焦點上的橢圓軌道運動。當運動物體靠近這一焦點時其速度最大,而當它遠離時則速度變小。
  5. It made use of randomly sampled one edge - point sampling randomly and locally searched two edge - points in an image and information of their neighborhoods to determine a candidate ellipse, then affirmed true ellipse for the candidate ellipse by affirming true circle for corresponding circle into which is transformed by the candidate ellipse

    該演算法利用在圖像中隨機采樣到的一個邊緣點和局部搜索到的兩個邊緣點以及這三個點的鄰域信息確定候選橢圓,再將候選橢圓變換為對應圓,通過確認真圓來確認真橢圓。
  6. The missile ’ s lunch point parameters and burnout point parameters are estimated using boost phase state estimation, and the impact point is predicted according to ellipse trajectory theory. and the effect of the estimation error of the burnout point on the impact estimate precision is analyzed

    應用主動段的狀態估計值估計了導彈發射點參數和關機點參數,根據橢圓彈道理論進行了落點預報,並分析了關機點參數估計誤差對落點估計精度的影響。
  7. To the noise, singular point, non - face area and the division of face area, this dissertation proposes filter, segmentation by clustering and area combination methods respectively ; to the detection of oriental faces in color images and complex context, the author combines the skin - color model based face rough detection and the ellipse based face location methods to one, then verify the candidate face by abstracting face features. experiment indicates that this algorithm is feasible and highly efficient

    針對類膚色區域中的噪聲、奇點、非人臉區域以及人臉區域被割離的情況,本文提出了濾波、聚類分割、區域合併等演算法;針對人臉非人臉區域的的分割,修改並採取了橢圓模板定位的方法;針對「候選人臉」中出現的「虛警」問題,首先提取人臉面部特徵,然後採取人臉驗證演算法加以驗證。
  8. Generally speaking, the segmentation method itself could n ' t judge whether there are overlapping bubbles or not in the images ; also could n ' t split them. a concavity detection method of the overlapping bubbles, based on the projection of the object contour is proposed here ; then departing point pair is obtained by matching the concavities ; finally, the splitting curve is obtained by the departing point pair constrained based minimum mean square error ( mmse ) ellipse fitting

    一般說來,圖像分割無法判斷所獲得的氣泡區域是否存在粘連並對其進行分西安理工大學碩士學位論文離,所以本文採用對日標物的輪廓進行投影檢測來尋找氣泡粘連處的凹點,並對凹點進行配對以獲得粘連氣泡的分離點對。
  9. The starting point of the arc is determined by measuring clockwise from the x - axis of the ellipse at the 0 - degree angle by the number of degrees in the start angle

    弧線起始點的確定方法是:從橢圓x軸( 0度角)開始順時針測量起始角度的度數。
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