航跡計算 的英文怎麼說

中文拼音 [hángjījìsuàn]
航跡計算 英文
track calculating
  • 航 : Ⅰ名詞（船） boat; shipⅡ動詞（航行） navigate （by water or air）; sail
  • 跡 : 名詞1 （留下的印子; 痕跡） mark; trace 2 （前人遺留的建築或器物等） remains; ruins; vestige 3 （...
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 算 : Ⅰ動詞1 （計算數目） calculate; reckon; compute; figure 2 （計算進去） include; count 3 （謀劃;計...
  • 計算 : 1 （求得未知數） count; compute; calculate; reckon; enumerate 2 （考慮; 籌劃） consideration; pla...
  1. After that, it discusses the specific design of the hi - lo angle and the azimuth angle acquisition module and the track caculating module, as well as the

    然後討論了方位、高低角度數據採集模塊、航跡解算模塊等的具體設計，著重討論了飛行器數學模型的建立和導彈自動制導的實現。
  2. In preflight planning phase, the optimal global trajectory and its safe corridor can be found via synthesizing many kinds of information by large - scale computers on earth

    在離線航跡規劃階段，最優全局航跡規劃和安全走廊可以通過綜合地面計算機的大范圍多種信息的方法來獲得。
  3. In fact, it is shown that the novel kinematic frame, serret - frenet frame is the newest approach to follow trajectory path and to control the motion of surface vessel. some research on ship maneuvering problem in serret - frenet frame is also discussed

    本文介紹了serret一frenct標架在船舶操縱運動模擬與計算中的特點，討論了serret一frenet標架中的船舶操縱運動方程，介紹了cte和los混合控制方法，並進行了航跡追蹤模擬計算。
  4. A general stack equation of mobile robot based on analyzing the motion of planar motion object and the mathematical models of four different kinds of common wheels is developed, accordingly, the mobility of mobile robot is addressed and the forward and inverse solutions to speed for specific configuration driven by differential speed are derived. utilizing the muir and newman convention, the description of the posture transformation matrices between different coordinate frames and the solution for the speed of point located on these frames are introduced. according to posture estimation, a more accurate method, dead reckoning algorithm, is developed for a specified configuration characterized by differential speed motorization, and simulations of this algorithm and other traditional methods are carried out using matlab while traversing a circular path

    本文對兩輪差速驅動移動機器人的運動學及其本體緩沖設計進行了探討，在對平面運動物體運動分析的基礎上結合四種常用車輪的數學模型，推導出了一個通用的移動機器人堆積方程，在此基礎上分析了移動機器人的移動能力、並針對兩輪差速構型推導了速度正解與逆解；使用muir和newman的運動學建模方法，推導了移動機器人上點及連桿坐標系位姿、速度變換關系矩陣及求解方法；在移動機器人位姿識別方法中結合差速驅動構型對航位推演算法進行了分析：推導了一種理論精度較高的航位推算演算法，並使用matlab對其與傳統的推算演算法在跟蹤圓弧軌跡情況下進行了模擬；最後針對本文所研究的機器人給出了一種比較系統、可靠的緩沖結構設計思路，較好地解決了移動機器人作業過程中外界因素及本身設計中引入的各種不確定誤差問題；本論文研究成果已在本實驗室所開發的樣機上得到實現，經過應用與考核證明其中的分析與設計是切實可行的。
  5. This method includes two kinds of observation data for the correlation rule, hence resulting in enhanced spatial resolving capability. weighted track fusion with cep as weight is proposed. this method has less calculation and notable result

    同時根據無源定位系統觀測誤差的分佈特性，提出了以為權因子的加權航跡融合演算法，該融合演算法計算量小，效果顯著。
  6. Distribution and calculation of surface velocity field in ship wakes of sar image

    合成孔徑雷達圖像中艦船航跡表面速度場的分佈與計算
  7. The navigation system of wearable computers is an important application of context awareness, it is an indispensable intelligent module in wearable computers, and it is the embodiment of convenience, availability, intelligence in wearable computer. optimal path selection and trajectory prediction are two basic questions in navigation systems

    可穿戴計算機的導航系統是上下文感知在可穿戴計算機上的一個重要的應用，它是可穿戴計算機的一個重要的智能模塊，充分體現了可穿戴計算機方便、有效、智能的特點，而最佳路徑選擇和軌跡預測是導航幫助系統的兩個基本問題。
  8. ( 3 ) on the basis of kalman filer algorithm and on the premise of two assumptions, namely, state estimation error of each sensor is dependent or independent, kalman filter weight fusion algorithm and modified track - to - track fusion algorithm are proposed, then improved algorithm is applied to the simulation of line - guidance and terminal - self guidance of torpedo

    （ 3 ）基於卡爾曼濾波演算法，在各傳感器估計誤差相互獨立和不獨立兩種假設的前提下，給出了卡爾曼濾波加權融合演算法，在此基礎上，提出了修正的track - to - track航跡融合演算法，並將改進后的演算法應用於魚雷線導加末自導系統的模擬研究。
  9. The sliding mode controller with the line - of - sight ( los ) guidance is adopted for the rudder control to steer the ship in waves with the functions of track keeping and roll reduction, in which the design parameters are optimized from genetic algorithm

    配合los導引的滑動模式控制器是以操舵控制的方式，使船隻在波浪中的航跡能維持在既定航線並降低橫搖量，而控制器的設計參數是以基因演演算法來求得最佳化。
  10. With studying the character of the fairway, the hydrology, the model circumstance, this paper starts with the geog raphical environment at the bridge area, and uses the computer to simulate the navigation track under these situation, then provides correlating data and analyzing method engineer to optimize the position of the piers and seaman to maneuver the ship when they enter the bridge area

    本文從橋區的地理環境出發，通過研究橋區的航道特徵、水文特徵、典型環境條件，建立了相關的數學模型，並運用計算機模擬船舶在這些條件下的航跡，從而為橋梁的選址、橋墩位置的優化以及船舶駕駛員在進入橋區時的航行方法提供相關的數據和分析手段。
  11. A distributed fusion model of radar / ir with partly feedback is presented, as well as the filer and track fusion algorithms

    本文在對分散式融合模型和航跡融合演算法研究基礎上，設計了一種基於加權航跡融合的雷達/紅外部分反饋分散式航跡融合模型。
  12. To apply neural networks to the simulation of ship maneuvering motion, an nnrm ( neural network recursive model ) is designed and used to simulate a serial full - scale tests conducted in yangtze river and the comparison between simulated results and the measured ones is satisfactory. ship trajectory tracking is a well - known maneuvering problem with an increasing practical and theoretical interest. but the real - world tracking applications encounter a number of difficulties caused by the presence of different kinds of uncertainty due to the unknown or not precisely known system model and environmental effects

    本文利用智能控制技術的優越性，嘗試將智能化控制技術用於船舶操縱運動模擬，初步探索了將現代控制理論和智能技術融入船舶操縱預報、模擬的研究方法，提出了用於船舶操縱運動模擬的線性神經網路（ lnn ） 、神經網路遞推模型（ nnrm ）和nnrm 、交錯航跡距離（ cte ）和視距（ los ）混合控制器模型三種控制模型：並將控制模型的理論研究應用到實船試驗數據分析、計算，將模擬結果與實際的試驗結果作了比較。
  13. The algorithm of strapdown inertial navigation system is also discussed and then use the flight - track generator to give a simulation, since a closed loop feedback integrated navigation system is designed in this paper, and the output of the filter must feed back to the strapdown inertial navigation system, the analysis of the algorithm in strapdown inertial navigation system is important. the scheme to design the trajectory of gps and the simulation of gps constellation are then studied, the simulation of gps constellation is given from the calculation of vernal equinox base on the principle of celestial mechanics, this method of different from other methods given by other paper and is useful to the research of satellite navigation system. a new method to abstract noise modal in integrated navigation system is proved to be useful in practice, this method, which is given by use the principles of stochastic processes, statistics, time series analysis, and system identification, is suitable for the kalman filter in integrated navigation system

    如航跡產生器的設計，該航跡產生器是研究組合導航問題的前提，從國外一些研究組合導航系統的文獻中可以看出，設計這樣一個航跡產生器是非常必要的，所以本文自行設計了這樣一個系統；還討論了捷聯慣性導航系統中捷聯解算的方法，並進行了模擬研究，由於在本文設計的閉環反饋式組合導航系統中，對捷聯慣導系統的平臺誤差進行閉環控制，需要將濾波器輸出的校正量反饋到捷聯解算內部，所以必須對捷聯解算進行深入的研究和分析，更何況捷聯解算問題本身也是導航界的一個熱門研究課題；另外，本文還介紹了gps軌道及其星座模擬的設計思想和方案，與以往gps軌道和星座模擬不同的是本文從天體力學中計算春分點開始，逐步進行gps軌道及其星座模擬，這樣的設計方法對從事衛星導航的研究工作是有價值的；還對組合導航中誤差建模方法進行了研究，綜合運用隨機過程、概率統計、時序分析及系統辯識等方面的理論提出了一套適合組合導航卡爾曼濾波的誤差建模方法，並運用實際研究工作中的測量數據對該方法進行了驗證。
  14. Then its mathematical model is set up and its validity is proved by computer simulation results. in the following, a new processing method of using three - antenna to detect, locate and image moving target is proposed based on dpca and interferometric theory. this method can not only suppress ground clutter effectively and detect moving target but also locate accurately azimuth position of moving target and estimate its velocity

    深入分析了dpca和干涉的原理后，提出一種沿航跡放置的三天線sar動目標檢測和成像方法，詳細描述了該方法的工作機理，給出系統組成框圖，並給出該方法進行動目標檢測、定位、測速和成像的步驟，然後給出了計算機模擬方案及大量的模擬結果，充分證明了採用該方法不僅能夠有效的抑制地雜波、檢測動目標，還能夠對動目標精確定位，準確估計出動目標的速度，對動目標重新聚焦成像。
  15. With these data, in terms of ship maneuverability, response equation of ship movement, wind and current math model, the paper carries out ship navigation track simulating and various parameter calculations. the paper is made up by the sixth chapter

    有了這些數據之後，根據船舶的操縱性能和船舶運動響應方程以及風、流的數學模型，來進行船舶的航跡模擬和船舶在橋區航行時的各種參數計算。
  16. For reducing dead - reckoning location error of doppler velocity log and compass, this thesis studies two methods, exponential flatness arithmetic and common flatness, gives the emulating results in the different tracks, proves that lawnmower is a efficient method of decreasing location error

    本文研究了減小推算輔助導航系統定位誤差的指數加權平滑法和一般平滑法，並結合計算機給出了在同一軌跡下，兩種定位方法的區別；並且還給出了不同軌跡下的定位結果，證明了走剪草機軌跡是一種有效的減小定位誤差的方法。
  17. In the condition the tracks correlation is that correlation of system tracks fusion by radar tracks and radar tracks. the tracks correlation is difference between single - sensor conditions and multi - sensor condition. we propose a practical algorithm for tracks correlation in multi - sensor multi - target condition

    在多雷達數據處理中，並不是每一部單雷達的航跡跟蹤都是用kalman濾波完成，在這種情況下不能用kaiman濾波估計誤差的均方差來計算航跡質量因子，我們給出了一種航跡質量因子的計算方法。
  18. The same conclusion as derived from the original pda under approximate condition is concluded this way without any approximations. the second method is the instant - state performance prediction based on the hyca method. this method not only gives the off - line recursive error variance relation, but also gets a series of performance measurement such as track life

    然後應用兩種方法對其進行性能估計和預測，一是基於riccati方程的穩態性能估計，其結果與pda演算法近似條件下得出的結論相同；二是基於hyca方法的瞬態性能預測，不僅給出了誤差方差的離線遞推關系，而且得到了航跡壽命等一系列性能指標的估計值。
  19. Track navigation computer

    跟蹤導航計算機航跡導航計算機
  20. Abstract : on the base of the traditional algorithms of the sun ' s orbit, an algorithm of the apparent motionof the sun ' s orbit for the marine simulator is given, and in order to realistically simulate the apparent mo - tion of the sun, a new method of the transformation of the coordinates is proposed

    文摘:在傳統天文學的天體視運動軌跡計算方法的基礎上，給出一種在航海模擬器中應用的太陽視運動軌跡的計算方法，並且針對太陽在視運動當中高度變化的特點，提出了一種新的坐標變換方法，以逼真模擬太陽的視運動
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