direction cosine 中文意思是什麼

direction cosine 解釋
方向餘弦
  • direction : n. 1. 方位，方向；范圍，方面。2. 〈pl. 〉 指揮，指導；管理。3. 〈常 pl. 〉指示，命令，吩咐；用法說明。4. 導演；（樂隊）指揮。5. 寄發地址。6. 趨向，傾向。
  • cosine : n. 【數學】餘弦。
  1. 2. the updating algorithm of strapdown matrix is one of the crucial techniques of sins. there are several kinds of attitude updating algorithms of sins, such as direction cosine algorithm and quaternion algorithm

    捷聯矩陣更新演算法是捷聯系統的關鍵技術之一，捷聯慣導系統姿態演算法有歐拉角法、方向餘弦法、四元數法和圓錐補償演算法等幾種方法。
  2. In the latter, that is in two - position alignment, the method of wavelet analysis is used to filter the output signal of optic fiber optic gyro, at last, the direction cosine matrix is gotten, the inertial components are demarcated,

    在自對準中，利用二位置初始對準，運用小波分析對光纖陀螺的輸出信號進行濾波，並且確定初始方向餘弦矩陣並對慣性元件進行標定。
  3. We simply introduce the application of quaternion numbers in inertial measurement, research the calculation of direction cosine array and introduce equal rotating vector to analyze cone error

    介紹了四元數法在慣性測量中的應用，研究了方向餘弦矩陣的計算方法，並引入等效旋轉矢量對圓錐誤差進行了分析。
  4. By the analysing method of direction cosine matrix, we set up motion analysing model of spherical gear and fluted disc of this gear, thus provide the theoretical basis for control system design of actuating mechanism

    利用方向餘弦矩陣分析法建立了球齒輪機構和球齒輪齒盤機構的運動分析模型，為執行機構的控制系統設計提供了理論依據。
  5. The sub - bands are coded and the information of direction cosine is used for iris matching, by means of which this method overcomes zoom, shift and illuminance and obtains approving effect

    將分解后子帶作為特徵編碼，利用空間向量的方向夾角餘弦作為匹配方法，有效克服了縮放、平移、光照等影響，達到了較好的識別效果。
  6. Through analyzing the choice of the personal behavior dynamically and balancedly, including psychological direction, ability direction and professional direction, that is when these three directions are completely consistent, people ’ s planned ability desire and the realisation proportion of the job will achieve the greatest. this is a process of unceasingly enhancing the determined resources to meet the rate needs ? enhancing the cosine value of the angles with two directions, thus is also named the theory of cosine equilibrium

    通過對個人行為方向性選擇的心理方向、能力方向和職業方向進行動態平衡分析，即在行為人的心理方向、能力方向和職業方向三個方向達到完全一致時人們既定的能力願意而且能夠用於工作的比例就達到最大，這個動態過程是一個不斷提高既定資源用來滿足需要的比例? ?即提高兩個方向夾角的餘弦值的過程，因此把這個動態平衡的選擇過程稱作餘弦均衡。
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