目標運動特點 的英文怎麼說
中文拼音 [mùbiāoyùndòngtèdiǎn]
目標運動特點
英文
target behavior- 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; ...
- 運 : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
- 特 : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
- 點 : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
- 目標 : 1. (對象) target; objective 2. (目的) goal; aim; destination
- 運動 : 運動[舊時用語] arrange things or get things done through pull
- 特點 : characteristic; distinguishing feature; peculiarity; trait
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According to the characteristics of the ship targets in sar image, it is proposed that there are three types of ship feature. they are geometry feature, geographic feature and kinetic feature. the parameter calculation methods pre also given
根據sar圖像上艦船目標特點,提出將艦船的特徵參數分為三類:幾何參數、地理參數、運動參數,並給出參數的定量計算方法。Passive fishing gear is characterized by the absence of gear movements and / or the pursuit of the target species such as, but not limited to hook and line, fishpots, traps and gill nets set across the path of the fish
被動捕魚設備? ?其特點為設備不運動和/或不對目標生物進行追捕,包括但不限於,置於魚行動路線上的釣鉤釣線、捕魚籠、魚柵和刺網。Third : carve out channel, using extracurricular action to solve environmental problem, chemistry extracurricular action is use environmental chemistry and green action a main carrier, the goal is improve students environmental consciousness, establish right environmental valuable, concept and attitude, consolidate students habits of environmental action, foster students craftsmanship which is how to solve environmental problem, and the trait is fit for environmental trait and need of the epoch development, bring into play students initiation plenitude, enhance students " entirety of diathesis, the students none but go deep into the society practice, join many kinds of exercise actively, they can get clear experience, realize the importance of the protect environment, on the other hand, they can study the knowledge about environmental chemistry, develop craftsmanship about protect environment, improve the students " ability of using the knowledge to solve actual environmental problem
三、拓寬渠道,利用課外活動參與解決環境問題。化學課外活動是以環境化學和綠色行動為主要載體,以充分提高學生的環境意識、樹立正確的環境價值觀與態度、強化學生的環境行為習慣、培養學生參與解決環境問題的技能為目標,以最新的現代環境知識、環境觀念和學生的直接經驗為主要內容,以適應當地環境特點和時代發展需要,充分發揮學生的主體性、發展學生的全面整體素質。學生只有深入社會實踐,積極參加各種活動課,在活動中一方面獲得真切的感受,體會到環境保護的重要性,另一方面可使學生較好掌握環境化學有關知識,發展環保技能,提高學生靈活運用知識初步解決實際環境問題的能力。On the basis of image segmentation, this thesis mainly discusses the algorithm of automatic target tracking in sequence images on the sea. firstly, in terms of the characteristics of image on the sea, such as weak contrast between target and background, borderline between sky and sea, spoondrift and so on, a method called barycenter tracking which is based on intra - frame information from the sequence images is proposed, in which the threshold method is the key algorithm
在圖象分割演算法研究的基礎上,本文重點從兩方面討論了海上序列圖象中運動目標的自動跟蹤演算法:首先,針對海上圖象的特點,即背景與目標間的弱對比度、存在海天線、魚鱗光和目標拖尾等,設計了以閾值分割為核心的基於幀內信息的形心跟蹤方法。Based on perspective model, it was proposed that drawing camera inner parameters with physics method ; in image processing, especially the particularity of robot object localization and tracking, it was proposed that several effective methods of image smoothing and sharpening, edge detection, boundary tracking ; at the same time, in order to complete object recognition, we introduced the methods of drawing object character parameters ; in object image matching, two kinds of effective object matching arithmetic was proposed ; based on the principle of object 3d information restoration, we proposed two kinds of arithmetic of 3d coordinate restoration of object feature points, and completed object movement parameters estimate and object tracking and prediction, and presented experimental result
以透視成像模型為基礎,提出了用物理方法來提取攝像機內部參數;從圖像處理角度出發,針對機器人目標定位與跟蹤的特殊性,提出了幾種行之有效的圖像平滑、銳化、邊緣提取以及邊界跟蹤的方法;同時,為了完成目標的識別,介紹了目標特徵參數的提取方法;在目標圖像匹配上,提出了兩種快速有效的目標匹配演算法;基於目標深度信息恢復原理,提出兩種目標特徵點三維坐標恢復的方法,同時完成了目標運動參數估計和目標的跟蹤與預報,並最後給出了實驗結果。For the characteristic of low frequency movement of the target and high frequency system line - of - sight jitter, basic theory of compound axes line - of - sight stabilization system with line - of - sight pointing reference unit ( lospru ) is analyzed
依據目標低頻運動和儀器視軸高頻抖動的特點,分析了使用視軸瞄準參考器的復合軸視軸穩定系統的基本原理。First of all, we bring forward the basic project of tadil, which adapts to combined operations. it is suggested to use tdma ( the abbreviation of time division multiple access ) as the working pattern and utilize the concept of mobile ad hoc network to construct the data link network. aiming at the impact of time delay on data link and the characteristic of cooperative combat under the command of director aircraft, this thesis applies a kind of kalman filtering algorithm in polar coordinates to compensate the error of time delay, and then does the transformation of target motion parameters to obtain the current information of target
本文結合空軍裝備部某「十五」預研課題,圍繞著戰術數據鏈、多機協同多目標攻擊、超機動攻擊、空對地攻擊這四個方面展開了一系列的研究工作:本文首先給出了適應三軍聯合作戰的戰術數據鏈系統的基本方案,建議採用時分多址的工作模式,並利用移動自組織網路的概念構建數據鏈網路,同時針對數據鏈傳輸信息的時間延遲特性和指揮機指揮下的多機協同作戰特點,應用一種極坐標系下的卡爾曼濾波演算法對該傳輸延遲誤差進行補償,並在此基礎上進行目標運動參數的轉換,以獲得目標相對于某無人機的當前運動信息,且利用模擬驗證了方法的有效性。At first, we introduce some common target motion models, and analyzes the advantages and disadvantages of them. then, we study some turning motion model, and then puts forward a curve motion model and its brief model based on the particle
首先介紹了幾種常用的目標運動模型,並簡要分析了它們的優點與不足;然後介紹了幾種轉彎運動模型,提出了一種基於質點的曲線運動模型及其在特定條件下的簡化模型。An algorithm for detecting moving ir point target in complex background is proposed, which is based on the reverse phase feature of neighborhood ( rpfn ) of target in difference between neighbor frame images that two positions of the target in the difference image are near and the gray values of them are close to in absolute value but with inverse sign. firstly, pairs of points with rpfn are detected in the difference image between neighbor frame images, with which a virtual vector graph is made, and then the moving point target can be detected by the vectors ' sequence cumulated in vector graphs. in addition, a theorem for the convergence of detection of target contrail by this algorithm is given and proved so as to afford a solid guarantee for practical applications of the algorithm proposed in this paper. finally, some simulation results with 1000 frames from 10 typical images in complex background show that moving point targets with snr not lower than 1. 5 can be detected effectively
基於運動點目標在鄰幀差分圖像中所具有的近鄰反相特徵,即運動點目標的兩個位置相鄰近、灰度值一正一負,提出一種在復雜背景下,基於紅外序列圖像的運動點目標檢測演算法.本演算法利用該特徵在鄰幀差分圖像中檢測反相點對,進而構造反相點對矢量圖,最後依據累積反相點對矢量圖中多矢量首位相接的連續性檢測出運動的點目標.文中給出並證明應用本演算法能以概率1檢測到運動點目標的收斂性定理.對典型復雜背景下10幅1000幀圖像的模擬結果表明,當信噪比大於或等於1 . 5時,可以有效檢測出運動點目標In practice, it ’ s very hard to find any ideal scatter points to track, so this thesis focuses on the motion compensation algorithm base on motion parameters estimation, which is used in r - d fft imaging algorithm and verified by simulation. work of this thesis contains : first analyze the signal - processing model of isar system in detail, and establish a 3 - dimensional mathematical scattering model of moving target. then some improvements are made on existing compensation algorithm, to get a higher image quality and reduce compute burden
本論文有以下幾點創新: 1 .在距離向的補償(包絡對齊)方面,採用基準相關法代替相鄰相關法或積累相關法,一定程度上解決了可能出現的包絡漂移和包絡突跳現象;根據目標運動軌跡特點,採用二次曲線擬合的方法,將包絡對齊時的局部誤差轉化為全局的誤差,以便實現較優的整體對齊效果。To improve the transmitting characteristic and decrease the output work has a direct effect on the enhancement of the operating property and life - span of the operating mechanism of vacuum circuit breakes. based on the characteristics of polynomial rule of the cam movement, considering the pressure angle of cam device, an optimization model is established, with the coefficients of polynomial rule of cam movement as the optimizing variable, and the minimum output work of the mechanism as the object function. with the optimization tool box of matlab, the optimization process is conveniently completed and the perfect result of optimization design is obtained
改善真空斷路器操動機構的傳動運動特性,減小真空斷路器的操作輸出功,對提高真空斷路器的操作使用性能及壽命都具有直接的影響.利用凸輪機構的多項式運動規律的特點,以凸輪多項式運動規律的多項式系數為優化變量,以斷路器操動機構最小的輸出功為目標函數,考慮操動機構合分閘時凸輪機構傳動壓力角的情況,建立了彈簧操動機構中凸輪機構的優化數學模型,並利用matlab語言的優化工具箱方便地實現了優化過程,得到了較理想的優化設計結果After briefly reviewing the early origins of american public utility regulation, its popularity during " new deal " of 1930 ' s and the relevant social, political economic and academic environments of the time, the author moves to the legislation of public utility regulation, including the legal basis of regulation, the constitutional provisions delegating or restricting regulatory powers, the legal interpretations by courts, the settlements of legal disputes, basic legal obligations and rights of utility companies, legal objectives of public utility regulation, legislative features, regulatory reform and practices in judicial review and the reviewing of economic rational of regulatory legislations
在簡要回顧和分析了美國公用事業管制制度的緣起、社會和政治思潮、學術背景、管制立法、管制的階段性演進、管制的「鼎盛」時期一羅斯福「新政」以及之後的放鬆管制運動后,筆者通過一些重要法律案例分析了美國公用事業管制法律的制度特徵,包括公用事業管制的憲法基礎、法律沖突與解決、公用企業的基本義務和權利、法定管制目標、立法特點、司法審查等。From 100 meters to 2 meters, the restriction of angle of view is considered. during different phase, using different focus of image sensors to keep the image of feature points in the field of view ( fov ). and then analyze the three kinds of random noise affecting ccd imaging quality
在目標器上配置多特徵點的條件下,建立了運動參數的測量模型,並對此模型進行了誤差分析,得到影響測量精度的誤差因素;同時,為保證目標器的特徵點在整個交會對接過程中不溢出視場,提出了在100m 2m的交會對接過程中對ccd視場角的約束條件。In tracking section, we still adopt the snake to converge on the object contour by improving the energy functions, in the tracking frame, initial points are acquired by calculating the average inter - frame motion vector of the block, because all snaxels have approximately the same motion vector as the moving object is proposed to be rigid and have no salient deformation
跟蹤部分:根據剛體運動的特點(運動區域具有一致性和不發生較大的形變)求出運動目標的平均位移矢量,與在分割部分求出的目標的輪廓點的位置相加,作為下一幀跟蹤的初始輪廓點,結合改進的snake能量函數使其更精確地收斂到運動目標輪廓上,達到準確跟蹤的效果。Firstly, forming the whole feather of vehicles by means of region tracking algorithm, then delivering the information to corners so as to build group relationship among corners, and then accomplishing the creation of new objects, secondly, achieving the old object tracking with multiple - dimensioned corner matching, then feeding back all sorts of information of moving corners to region tracking algorithm to promote the separation of " barrier " among objects in order to gain the tracking of the whole motive objects. 3
首先,由區域跟蹤演算法形成車輛整體特徵,並將該信息傳遞給各個角點,促使角點間建立類屬關系,完成新目標的創建;然後,通過多尺度的角點匹配,完成已有目標的跟蹤,再將運動角點的各種信息反傳給區域跟蹤演算法,促進多目標間的「遮擋」分離,完成整體目標的跟蹤,實現穩定、可靠的目標跟蹤。The exo - atmospheric combat enviroment is introduced, including the outer - space ’ s optical signature, the optical and dynamic signature of the potential targets. the research focus is the precessing rv and tumbling decoy ’ s irradiance intensity ’ s periodical changing rule. a double periodical function model is presented to simulate their irradiance functions
根據空間彈道目標的光學與運動學特性,重點研究了進動旋轉的彈頭和翻滾運動的誘餌的光學強度序列信號的周期性變化規律,並採用雙周期性函數來表示該光學強度信號,以反映彈頭和誘餌在運動特性和表面輻射特徵方面的差異。The main 2 sorts of compensation algorithm are base on scatter points tracking and motion parameters estimation, respectively
Isar成像的運動補償演算法主要分兩類:基於特顯點跟蹤的補償演算法和基於目標運動參數估計的補償演算法。We discuss them all in this paper. some common approaches in the field of detecting and tracking moving targets including the approach based on character, the approach based on optic flow, the approach based on frame subtraction and the approach based on background modeling are also introduced and compared with each other
本文首先概要介紹了目前運動目標檢測與跟蹤的一些常用方法包括基於特徵的方法、基於光流場的方法、基於幀間差分的方法和基於背景建模的方法,並對各種方法進行了比較,指出其優缺點及適用范圍。In chapter ii, the theory of isar imaging is introduced firstly. the mathermatic model of target ' s one - dimension range - profile is deduced. the space target ' s motion characteristic is researched and the characteristic of space targer ' s isar imaging is analyzed
第二章首先分析了isar成像的原理了目標一維距離像的數學模型,研究了空間目標的運動特性,分析了空間目標isar成像的特點。In this paper, a binocular vision system and a method for determining 3 - d motion parameters of an object from binocular sequence images are introduced
摘要結合立體視覺的特點,介紹了一套雙目視覺系統與完整的、由雙目序列影像確定場景中目標運動信息的方法。分享友人