無源跟蹤 的英文怎麼說

中文拼音 [wúyuángēnzōng]
無源跟蹤 英文
passive tracking
  • 無 : 無Ⅰ動詞（沒有） not have; there is not; be without Ⅱ名詞1 （沒有） nothing; nil 2 （姓氏） a surn...
  • 源 : 名詞1. （水流起頭的地方） source （of a river）; fountainhead 2. （來源） source; cause 3. （姓氏） a surname
  • 跟 : Ⅰ名詞（腳的後部或鞋襪 的後部） heel Ⅱ動詞1 （在後面緊接著行動） follow 2 （指嫁給某人） be marrie...
  • 蹤 : 名詞（腳印; 蹤跡） footprint; track; trace; trail
  • 無源 : [無線電] passive無源電路 passive circuit; passive electric circuit; 無源天線 passive antenna; ref...
  • 跟蹤 : follow the tracks of; tail after; following; follow up tracing; track; tracking; trail; lock on; ...
  1. First from system aspect, this paper uses voltage sensitivity, pv curves method, equivalent reactive compensation method, back - up generation method to evaluate the reactive value of the generators in seven buses system and ieee 14 buses system. the vs and pv methods can evaluate the source ' s ability of tracking the load ' s variation. the erc and back - up methods can evaluate the availability of replacing other generators. the value determines the cost

    從對系統貢獻角度，採用電壓靈敏度方法（ vs法） 、 pv曲線法、等效無功補償法（ erc ） 、無功備用方法來確定一個七節點系統中的發電機的無功價值和ieee14節點系統的發電機的無功價值，電壓靈敏度法和pv曲線法可比較出不同電源跟蹤負荷變化的靈敏度大小，而等效無功補償法和無功備用方法可比較出不同電源替換其它發電機是否是最有效率的。
  2. Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation

    在近年來提出的基於質點運動學原理的單站無源定位理論基礎上，本文第二章提出了幾種在角度測量的基礎上增加角度變化率及相對運動的離心加速度等運動學參數的單站無源測量模型，並對它們進行了分析和模擬；第三章分別對利用角度及其變化率信息定位和利用離心加速度信息定位的可觀測性進行分析並得到了相應的可觀測條件；第四章針對傳統擴展卡爾曼（ ekf ）方法的缺點，提出了一種修正協方差的擴展卡爾曼濾波（ mvefk ）方法，並將其和ekf 、 mgekf 、 iekf等常用的單站無源定位濾波方法進行了性能模擬比較；第五章通過引入雷達機動目標跟蹤方法和模型，提出了利用角度及其變化率對機動輻射源跟蹤的多級噪聲自適應方法和imm方法；第六章主要對角度變化率和離心加速度參數的獲取技術進行了研究，提出了幾種高精度測量脈沖序列多普勒頻率變化率的方法。
  3. The sixth chapter studies the techniques in measuring the bearings changing rate and centrifugal acceleration, and poses several algorithms of measuring pulse doppler shift frequency changing rate. to sum up, this paper studies the key problems in soplat based on particle kinematics and some solutions to them

    總而言之，本文系統地研究了基於質點運動學的單站無源定位與跟蹤領域的主要關鍵技術問題並提出了相應的解決方法，其中某些分析結果和方法可直接應用於實際的工程應用。
  4. This thesis divides into three parts : first, put forward the issue. do simple tracking review to the turbulence aggravated day by day, of the search engine market, put the time venation of search engine of our country in order, which is from scratch, and get to hot time, and analyse the reason why the search engine is well concerned and the market value, clarifying that the origin of the market fight lies in the impeling of economic benefits

    本文分成三個部分，第一部分提出問題，對日益加劇的搜索引擎市場的動蕩作了簡單的跟蹤回顧，理清了我國搜索引擎從無到有，從有到熱的時間脈絡，並對搜索引擎受人關注的原因和市場價值作了自己的分析，闡明了市場爭奪戰的根源在於經濟利益的驅使。
  5. The reactive power compensation is an important engineering in the power system. the active reactive power compensator designed in this text takes the instantaneous reactive power theory of three - phase as foundation, and is formed by the reactive current testing circuit, current tracking control circuit and the main circuit, and among them the current tracking control circuit is formed by instruction current arithmetic circuit, current polarity checkout circuit and current tracking control logic circuit three parts in the circuit form

    無功功率補償是電力系統中的一項重要工程，本文所設計的有源無功功率補償器是以三相瞬時無功功率理論為基礎的，它由無功電流檢測電路、電流跟蹤控制電路和主電路三大部分組成，其中電流跟蹤控制電路由指令電流運算電路、電流極性檢測電路和電流跟蹤控制邏輯電路三部分構成。
  6. Passive detecting and tracing is a promising way to overcome these problems. infrared targets detection is a critical issue in the passive infrared detection system, while infrared weak and small targets detection is one of its core

    無源或被動探測跟蹤技術是解決雷達對抗威脅有希望的途徑，其中利用紅外探測和跟蹤系統進行防禦是一個重要方向，紅外弱小目標檢測是被動紅外探測系統的關鍵技術。
  7. In this paper, there are presented that a single stationary station single target passive bearings - only tracking and data association algorithm and a simplified single stationary station multiple target passive bearing - only tracking and data association algorithm, then a single stationary station multiple target tracking problem can be regarded as a single stationary station single target tracking problem. 3. based on least square method, this paper presents the line - of - sight location method of multiple stationary station single target

    針對實際無源探測網路中存在同一探測區域內只布置了一個無源聲音探測傳感器站的情況，給出了一種單靜止站單目標無源純方位定位與跟蹤的演算法，提出了一種簡單的單靜止站多目標無源純方位定位與跟蹤的演算法，從而將單靜止站多目標問題轉化為單靜止站單目標問題。
  8. On the contrary, the infrared passive sensors detect and locate the targets in the space by the use of the heat of the targets, and they do n ' t radiate any energy to the space

    和雷達不同，紅外無源探測器通過接收目標輻射的熱能進行定位和跟蹤，不向空中輻射任何能量，因而不易被偵察或定位，具有很強的抗干擾能力。
  9. The system uses the permanent magnet synchronous machine as the driver motor based on the idea of polygonal flux linkage locus and the permanent magnet brush - less motor is as the momentum balance motor by means of speed and current loop in order to track driver motor precisely and rapidly. the harmonious control of driver motor and balance motor is realized by making full use of the dsp hardware resource and complicated programmable logic device. the software design is composed of c and assembly language to realize motor control arithmetic of polygonal flux linkage locus

    衛星天線伺服控制系統以正弦波永磁同步電機作為驅動電機，採用多邊形磁鏈軌跡法（電壓空間矢量法）的控制策略；動量平衡電機採用永磁無刷直流電機，通過電流環、速度環達到快速、精確跟蹤驅動電機的目的，確保了衛星姿態恆定；設計方案中充分利用了dsp硬體資源和復雜邏輯陣列實現了驅動電機和平衡電機的協調控制，並通過c語言和匯編語言的混合編程實現了電機的多邊形磁鏈軌跡控制演算法。
  10. Passive localization and tracking technology plays an important role in the electronic warfare, because it works silently without any electromagnetic radiation

    無源定位跟蹤技術自身不輻射電磁波，具有很好的隱蔽性，在電子對抗具有重要意義。
  11. In this paper, the method vision - based for uav autonomous landing is researched using technology of image processing, computer vision and projection geometry. the first task of computer vision - based uav autonomous landing is to recognize and track the runway using computer vision. a simple method is discussed to recognize and track the runway in the image sequences using template matching

    本文的研究工作來源於「 973 -無人作戰飛機系統」項目，以某型無人機試飛過程中拍攝的著陸場景圖像為基本研究材料，綜合利用了圖像處理技術、計算機視覺技術、射影幾何學等方法研究了跑道識別與跟蹤、進場著陸段的圖像處理、無人機著陸段飛行參數提取等相關問題。
  12. It can be used in any complex environment, can locate all paths from transmitter to receiver which avoid redundant calculation, and it is a standard 3 - d forecast model ; in addition, it is a point to point ray tracing method based on specular theory which do n ' t carry out the receive test ; furthermore the model adopt the reverse arithmetic which exert the tree concept in data frame and establish a virtual fountain tree permanently, the proagmme can back - search the virtual fountain tree when it is running. these operation increase the calculate speed and it result in the higher receive efficiency and precision. the thesis design a programme to compare the prediction results based on ray tracing method of virtual fountain tree between the measurement results and prediction results based on the other transmittion models. the comparsion result indicate the new model is a better model

    它可應用於任何復雜的傳播環境中，能找到發射機到接收機之間的所有電波傳播路徑而無須冗餘的計算，是一種準三維的預測模型；另外，從本質上講，它仍然是一種基於鏡像理論的點對點的射線跟蹤法，所以它無須進行接收測試；而且由於採用了反向演算法，運用數據結構中多叉樹的概念，先確定需要計算的場點位置，找出所有能從源點到達場點的射線，並且可一次性建立一個虛擬源樹，以後每次的計算只要通過對該樹進行後序遍歷即可，大大提高了運算速度，因而有較高的接收效率與精度。本文對該模型進行了相應的模擬，並將其預測結果與實測結果以及基於cost231經驗性模型和基於強力射線跟蹤確定性模型的預測結果進行了比較，結果表明了該模型的優越性。
  13. The passive location and tracking system, which uses electromagnetic wave emitted by target, has proved its merits of self - hiding and far - distance detecting in modern electronic warfare ( ew ) and information warfare. and it is now the hotspot in the field of non - linear tracking and estimation

    在現代電子戰、信息戰環境中，由於利用目標輻射電磁信息的無源探測定位系統具有自身隱蔽和探測距離遠等優點，因此它具有重要的應用價值，並已成為當今非線性跟蹤與估計研究領域的熱點問題。
  14. If you do n ' t assign resources, you can still track task progress and some costs, but microsoft project won ' t be able to calculate resource costs as the project progresses

    如果未分配資源，您仍可以跟蹤任務進程和一些成本情況，但microsoftproject在項目過程中將無法計算資源成本。
  15. Bearing - only tracking ( bot ) is a typical question pertaining to target motion analysis ( tma )

    無源唯方位跟蹤（ bearing - onlytracking ）技術是目標運動分析（ tma ）中一類典型問題。
  16. Observability of maneuvering target passive tracking with bearing and doppler measurements

    基於方位角和多普勒的機動目標無源定位跟蹤可觀測條件
  17. For completeness of discussion chapter 2 provides fundamental of location estimation and error analysis

    為了論述的完整性，第二章討論無源定位跟蹤的原理、方法及誤差分析。
  18. Essentially, passive localization and tracking technology consists of localization and tracking measure methods and algorithms

    無源定位跟蹤技術實質上是定位跟蹤方法和定位跟蹤演算法的融合。
  19. This paper studies on algorithms of multiple moving targets passive tracking and data association in the field of passive acoustic detective network forwarning system, the major contributions and innovations are as following : 1

    本文針對無源聲音探測網路預警系統，研究了多運動目標無源跟蹤與數據關聯問題中的相關演算法，主要貢獻與創新在於： 1
  20. These factors make the problem of multiple moving targets passive tracking and data association become especially difficulty, many algorithms become helpless in this problem which are available in active multisensor - multitarget tracking and data association

    這些因素導致多運動目標無源跟蹤與數據關聯問題變得異常復雜困難，許多適用於多運動目標有源跟蹤與數據關聯的演算法在這個問題上變得束手無策。
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