航行目標圖 的英文怎麼說
中文拼音 [hánghángmùbiāotú]
航行目標圖
英文
air target chart- 航 : Ⅰ名詞(船) boat; shipⅡ動詞(航行) navigate (by water or air); sail
- 行 : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
- 目 : Ⅰ名詞1 (眼睛) eye 2 (大項中再分的小項) item 3 [生物學] (把同一綱的生物按彼此相似的特徵分為幾...
- 標 : Ⅰ名詞1 [書面語] (樹梢) treetop; the tip of a tree2 (枝節或表面) symptom; outside appearance; ...
- 圖 : Ⅰ名詞1 (繪畫表現出的形象; 圖畫) picture; chart; drawing; map 2 (計劃) plan; scheme; attempt 3...
- 航行 : 1 (水中行駛) navigate by water; seaway; sail 2 (空中行駛) navigate by air; fly 3 voyage; 航行...
- 目標 : 1. (對象) target; objective 2. (目的) goal; aim; destination
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In order to obtain the complex rcs of the target quickly in high frequency band, the graphical electromagnetic computing software, greco, is used. the modification of the computing kernel code is presented. the judgement of edges of complex targets is more sufficient and the computation of edge wave based on physical theory of diffraction ( ptd ) is more exact after the modification
為了可以準確地預估雷達目標的rcs ,我們對于航天部207所的圖形電磁計算軟體( greco )進行了進一步的開發與包裝,用borland公司的c + + builder開發了更加易於使用的基於windows操作系統的新版greco ,並且在考察了原有的greco計算內核之後,結合計算機圖形學方面的理論,對greco的內核代碼進行了改進,整體上使得邊緣繞射場的計算結果更加準確。Through fusion of image data from different aerial remote sensors, we can improve the image resolution and analysis results in precision and believability, and further improve the effectiveness in detection and recognition of specific aerial targets
通過對不同航空遙感傳感器所獲取的圖像數據進行融合,從而提高圖像的解析度、圖像分析結果的準確性和置信度,並最終提高對特定航空目標進行自動檢測、識別的有效性。The anti - cruise missile system is a fire - control system, which is developed by a military factory and our lab. the assistant of firepowers disposal is the sub - system of anti - cruise missile system. it analyse the information of target protected, digital maps and the rules of enemy ` s activities to provide a optimized solution of disposals of our firepower. and also it provide plenary man - machine conversations to adjust the solution. before this system, for the purpose of firepower disposal, commanders must be autoptical to disposal, it takes long terms, and is not optimized and it has no convenience to adjust the disposal
陸軍防空兵反巡航導彈系統是某軍工廠和我們教研室合作研製的火力控制系統。輔助部陣是其中的一個子系統,它通過分析戰區地圖數據及保衛目標信息,敵方活動規律,並且提供充分的人機交互,對己方的火力點布置進行優化指派。它在戰前為己方防空部隊提供一個隊形布置的解決方案。In paper, reaching the aim, firstly, we have researched thorough about symbol recognition and theory understanding relative theory and technology, and basing on those theory and technology, we adopt the based global characteristic symbol recognition and engineering drawing understanding algorithm which can automatic convert the vectorgraph which doesn ’ t include the relative physical information into the vectorgraph which includes the relative physical information. secondly, researching about the 2d computer animation technology and combine the cbt system, we have presented the new path animation model which include the union path description, animation pattern and time - velocity and time ? distance parts
為達到上述目標,本文首先對目前圖形符號識別技術進行系統的、較深入的分析,結合民航飛機原理圖特點採用基於全局特徵的符號識別演算法對原理圖進行符號處理,並以此為基礎改進了基於圖的方法和全局知識的語義分析方法相結合的原理圖理解演算法,可將無序的矢量圖轉化成高層的知識表示,為動畫製作提供素材,為后續的電路完整性檢測及動畫自動播放提供相應的知識支持。First, this paper expatiates on the theory about the apparatus of determining object ' s coordinate. in order to get the place and data of the moving object, the track ' s data arc selected from the images and are dealt with several methods. second, the paper discusses a new method that is based on the technology of fuzzy math ' s image intercepting
本文對目標坐標測定儀所依賴的原理進行了理論闡述,為了得到空中運動目標的位置和運動參數,對于每一周期所採集的圖像進行了實時的處理,包括濾波、二值化、目標圖像分割及各種參數提取,這是目標航跡建立所必須的,其成果也已經應用於坐標測定儀中。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。Including the testing of the validity of sensor data and the adapting of the q matrix in reai - time, the kalman filter is researched to improve the real - time, precision and robust of navigation system. with this method, the disturbances resulted from the many uncertainties in non - structure agricultural environment can be overcome, the movement of road line can be followed in the image space so that the technology of visual window can be used, the current measured state of wheeled mobile robot can be substituted by the predicted state to increase the real - time of control system
包括傳感器數據有效性檢驗、 q陣自適應實時調整等內容,詳細地研究了利用擴展卡爾曼濾波理論改善導航系統實時性、精確性和可靠性的具體方法,以克服農田非結構化自然環境里存在的多種不確定因素給導航系統造成的干擾,跟蹤圖像空間中路徑目標的運動而便於有效地利用視覺窗口技術,提供輪式機器人狀態的預測值代替實測值進行導航控制來改善控制系統的實時性等On the basis of analysis and study of the problems lying in the zhujiang river ' s waterway transportation development, and combining with the reality of the zhujiang river ' s waterway transportation and market economy ' s requirements, this chapter puts forward the implementation of the strategy of " the west big exploitation " and sustainable development, amending and formulating the overall scheme for the development of zhujiang river ' s waterway transportation and investigating countermeasures and methods for speeding up the development of the zhujiang river ' s waterway transportation, making good comprehensive use of water resources, smoothing relationship between river ' s constructor and management authority, establishing integrated management organization for the valley ' s water resources, putting greater investment of funds into fundamental facilities in inland waterway, bringing into full play of inland waterway transportation, speeding up standardization of ship ' s form and steps of information construction, improving competition ability of waterway transportation by the progress in science and technology, deepening reform in management system and setting up a waterway transportation market of openness, fairness and standard
論文在對珠江航運發展存在問題分析研究的基礎上,結合珠江航運的實際及按照市場經濟的要求,提出了貫徹落實西部大開發和可持續發展戰略,修改制定珠江航運發展的總體規劃,研究加快航運發展的對策和措施;搞好水資源綜合利用,理順河流開發建設和管理方面的關系,建立流域水資源綜合管理機構;加大內河航運基礎設施建設資金投入,發揮內河航運的優勢;加快船型標準化及信息化建設步伐,以科技進步來提高航運的競爭力;深化管理體制改革,建立公開、公正、規范的水路運輸市場環境等對策和建議。論文對珠江航運發展進行了展望,分析了為實現全面建設小康社會,珠江航運面臨的任務,描述珠江航運的發展目標及宏偉藍圖。Air target chart
航行目標圖The optical - electronic measurement and control system is a main part of missile and space measurement and control system. it can get the information, trajectory parameter and characteristic parameter of the target by optical principle
光電測控系統主要指以光學原理採集飛行目標信息,經處理得到所需彈道參數與目標特性參數,並獲取飛行實況圖像資料的專用測控系統,是導彈、航天測控體系的重要組成部分。The same target will appear two courses on the electronic chart for the errors of the two sensors are statistically independent. the paper mainly includes two points : ( 1 ) study the fusion between ais data and radar data in vts ; first the paper discusses the kalman filter of the target ' s tracking. on the basis of which we study the data fusion between the track of radar target and that of ais target
對于雷達目標的航跡,選擇雷達作為位置傳感器,對于ais目標,選擇gps (全球定位系統)接收機作為位置傳感器,由於測量雷達航跡和ais航跡的傳感器是不同的,兩種傳感器誤差是相互獨立的,這樣在海圖上顯示目標的時候出現對于同一目標出現不同的航跡,本研究的重點包括兩個方面: ( 1 )研究vts系統中ais數據和雷達數據的融合:首先討論目標航跡的kalman濾波,在目標航跡kalman濾波的基礎上對雷達目標和ais目標的航跡進行數據融合的研究;同時本研究將對ais的位置傳感器分差分gps和非差分gps兩種情況進行分析和處理。Space - borne radar parameters are used in simulation. base on the doppler frequency of rebound jamming signal, along - track interferometric detection scheme, which is proposed in chapter 4, is employed to detect point target rebound jamming in simulation, and the results validate the feasibility of this kind detection scheme. at last, a detailed comparison between rebound jamming and false target jamming is made
第五章介紹了彈射式干擾原理,對干擾信號特徵及干擾效果作了具體的分析,並利用機載sar參數作了干擾模擬實驗;根據彈射式干擾信號多普勒頻率的特點,利用沿航跡雙天線干涉對消技術對彈射式點目標干擾進行檢測,分析了模擬結果;最後還將彈射式干擾與虛假圖像干擾進行了比較。Finally, based on the observability analysis and error analysis, two autonomous navigation schemes for encounter phase are respectively proposed in detail. monte carlo simulations are done for the two schemes. by analyzing and comparing the simulation results, we can get the conclusion that, under the accuracy conditions provided by the instruments in existence, the position estimation accuracy for probe encountering object celestial body is 0. 42km and 0. 04km, which demonstrate the feasibility of the two navigation schemes
最後,在可觀性分析和誤差分析的基礎上,分別給出基於圖像測量的自主導航方法和基於視線方向及夾角測量的自主導航方法,並對這兩種方法進行蒙特卡羅數值模擬,通過對模擬結果的分析和比較,在現有儀器的測量精度下,探測器在與目標天體交會時刻的位置估計精度分別是0 . 42km和0 . 04km ,由此表明兩種自主導航方案都是可行的。分享友人