補償相移 的英文怎麼說
中文拼音 [bǔchángxiāngyí]
補償相移
英文
compensating phase shift- 補 : Ⅰ動詞1 (修理; 修補) repair; mend; patch 2 (補充; 補足;填補) fill up; add supplement; supply; ...
- 償 : 動詞1. (歸還; 抵補) repay; compensate for 2. (滿足) meet; fulfil
- 相 : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
- 移 : Ⅰ動詞1. (移動) move; remove; shift 2. (改變; 變動) change; alter Ⅱ名詞(姓氏) a surname
- 補償 : compensate; make up; make up for; make it up to sb. ; make sth. good; compensation; offset
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Image motion compensation ( imc ) is often used in aerial cameras to improve the quality of imaging
在研製航空相機時,為提高相機的分辨力,通常都採用像移補償技術。The scanning mirror system is execution component to compensates error brought by image movement. it is main component of aerial camera
本文所研究的掃描反射鏡系統是斜視航空相機實現像移補償的執行元件,它是航空相機的重要組成部分。Different kind space cameras use different image motion compensation methods and drift angle controls respectively. applications of drift angle control in mechanical image motion compensation and electronic image motion compensation are introduced and analyzed in this paper
不同類型的空間相機有不同的像移補償方法,也就有不同的偏流角控制方法,本文對機械像移補償法、電子學補償方法等像移補償方法中的偏流角控制及作用進行分析。Image motion compensation ( imc ) is the key technology of high - resolution space camera. image motion speed is seperated into two vectors in image coordinate for the existence of the drift angle : the forward direction image motion speed and the crosswise image motion speed. in fact, drift angle control eliminates the crosswise image motion speed, so it is a part of image motion compensation
在空間照相,由於偏流角的存在,使得像移速度在像面坐標系存在兩個分量:前向像移速度和橫向像移速度,偏流角控制本質上是消除橫向像移速度,因此,偏流角控制是空間相機像移補償的一部分。A study on synthetic aperture sonar movement compensation based on displaced phase center algorithm
基於位移相位中心演算法的合成孔徑聲納運動補償研究The paper studied actual method of imc about panoramic aerial camera, and put forward a true _ angle imc method in scanning orientation. the true _ angle imc is independent of scanning velocity, and the demand of drum control system ' s rotational velocity ' s precision is reduced. at last, through experiments, the true _ angle imc was validated
研究了全景相機像移補償的具體實現方法,提出了相機在擺掃方向上的真角度補償方法,補償后的像移誤差與擺掃速度無關,從而降低了對鏡筒掃描系統的穩速精度要求。First, resistance to geometrical distortion was obtained by using moment normalization ; second, we focus on the phase of fourier - mellin transform. before detecting watermark, synchronization could be retrieved by using the phase information. to eliminate the influence of pixel value distortion generated during print / scan process, a dft - based robust watermark algorithm was designed, which could successfully detect watermark from a severe distorted image
另一種思路是根據圖像經過旋轉、縮放、平移后,其傅立葉?梅林變換域只有相位受到影響的特點,從其相位中提取幾何失真信息,然後再進行相應的失真補償,從而消除幾何失真的影響;對于列印掃描過程產生的像素值失真,本文也提出了一種基於dft的魯棒性演算法,能在較嚴重的圖像失真情況下,成功檢測水印。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。Abstract : the attitude error performance of electrostatic gyro should be understood and the relevant error equations must be set up in order to ensure the navigation precision of esgm. the relation between the navigation errors and the attitude errors of gyro was derived by use of spherical triangle. the simulation results show that the temporal performances of the longitudinal and distance errors which come from the initial alignment errors are periodically variational. they also show that the longitudinal and distance errors resulted from gyro drifts are not convergent in time. thus, the effects of initial alignment errors and gyro drifts can not be neglected and must be estimated and compensated
文摘:為了保證靜電監控器的導航定位精度,需要了解靜電陀螺的姿態誤差特性,建立相應的誤差方程.本文採用球面三角形原理推導了導航定位誤差與陀螺姿態誤差的關系式.模擬結果表明,由初始定向誤差引起的經度誤差和距離誤差的時間特性是周期變化的;由陀螺漂移引起的經度誤差和距離誤差是隨時間發散的.因此,初始定向誤差和陀螺漂移的影響不能忽略,必須對其進行估計和補償We build a close vibration compensation system which can successfully achieve the measurement of interference fringes movement and - vibration compensation. it puts forward pre - setting fill - in pulses method to implement phase shifting with the same pzt. with this new method, the interference fringe can be stabilized at any pre - setting phase position
提出了填充脈沖數預設定的方法,可以將干涉條紋鎖定在任意設定的位相位置,實現了用pzt同時實現振動補償和移相測量;深入分析討論了pzt的延遲問題,創造性地提出了用多次逼近補償的辦法,給出了反饋補償的演算法,解決了補償過程中存在的系統不穩定和過補償的問題。With compensation of signal ’ s time delay from different radiating element by phase shifters, phased - array antenna can control array beam easily. because there are no mechanical devices for rotating beam, the phased - array antenna system can scan everywhere in beam covered areas in millisecand by stepping the phase shifters. it improves the tracking velocity of antenna towards the object, and becomes the development trends of weapon system antennas
相控陣天線利用移相器補償信號到達輻射單元時間的差異,從而控制波束方向;天線沒有機械旋轉問題,只需改變移相器的設定值,波束便可以在毫秒級內掃描其覆蓋空域內的任何地方,提高了天線對目標的跟蹤速度,是目前武器系統天線的發展方向。When stacking images, the images can be shifted to compensate for the motion of an object ( asteroid or comet ), which will enable the user to get reliable positions even for very faint objects ( so that the object cannot be captured in a single, short exposure ), or fast moving objects ( that would trail in a single, longer exposure )
疊加處理時,各圖片會相應移動來自動補償天體(小行星或彗星)的運動,這樣可以使使用者即使碰到暗弱的目標(在一張短時間暴光的圖片上無法成像)也可以較準確的定位,或者快速移動的目標(在一張長時間暴光的圖片上是一條短線軌跡) 。The products are primarily used in 1. f. t, therefore appropriate t. c types shall be used to match ferromagnetic cores. if not, peak frequency will shift
一、本品主要用於中周配套,因此選用電容器之t . c (溫度補償)類別應與瓷芯相匹配,如不匹配,易造成高低溫諧振飄移。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。Abstract : the investigation on the evaculation in jingjiang diversion area ( jda ) during the 1998 flood revealed that the traffic - jams and disorders occurred during the evacuation, even under the flood preparedness plan for the diversion. the improvement of the organization and management for safe shift had become the focal point highlighted in the evacuation of 1998. the people living in the jda had poor information on flood. strengthening the dissemination of flood information and upgrading the consciousness of flood preparedness for the families inhabited in the jda is becoming one of the major priorities of flood disaster reduction in the future. it is imperative that appropriate compensation for the losses caused by the flood diversion should be made to insure the diversion area to be used effectively to protect more important regions
文摘:對荊江分洪區1998年洪水期間安全轉移的調查表明,雖然有分洪預案,但實際轉移時仍出現了相當程度的擁擠與混亂.完善分洪轉移的組織與管理,已成為分洪區居民1998年轉移后關注的焦點.分洪區居民普遍表現出對分洪洪水水情不甚了解,通過各種方式開展有關洪水信息的宣傳,提高區內居民的防洪意識,是荊江分洪區未來防洪減災的重點工作之一.由於是國家為保護更重要的地區而主動分洪,對分洪區因分洪蒙受的損失給予某種形式的補償已勢在必行To be equipped with a body - integral, ccd - shift camera - shake compensation " anti - shake " technology that supports all compatible interchangeable af lenses
內置ccd移位可補償相機震動的防手震科技,能支援所有的可更換af鏡頭This groundbreaking new 6. 1 - million - pixel resolution, lens - changeable digital camera is the world s first digital slr boasting a body - integral ccd - shift, " anti - shake " ( camera - shake compensation ) technology that combines enhanced picture quality, performance and improved handling characteristics. and the dynax 7d is compatible with the full range of dynax af lenses. the konica minolta dynax 7d is a lens - changeable digital slr camera that inherits many of the high - specifications and performance from the dynax series slr cameras
這部極具震撼性的相機擁有610萬像素,是全球首部機身內置ccd移位防震技術(可補償相機震動)的可更換鏡頭的數碼單鏡反光相機,能為用家帶來更優質的影像質素、更強勁的相機功能,以及更簡易的相機操控。Compensating phase shift
補償相移The world s first digital slr to be equipped with a body - integral, ccd - shift camera - shake compensation " anti - shake " technology that supports all compatible interchangeable af lenses
內置ccd移位可補償相機震動的防震科技,能支援所有的可更換af鏡頭The behavior is called doppler - shift compensation and is the acoustic equivalent of moving the eyes, or the star, to analyze a stimulus with the high - resolution area of the sensory surface and the corresponding computational areas of the brain
這種行為稱作都卜勒頻移補償,相當于眼睛移動與星鼻運動的聽覺版本,都是透過感覺器官表面的高解析度區及大腦中相對應的處理區來分析刺激。分享友人