幀間變化 的英文怎麼說

中文拼音 [zhèngjiānbiànhuà]
幀間變化 英文
frame-to-frame variation
  • 幀 : 量詞（幅, 用於字畫）
  • 間 : 間Ⅰ名詞1 （中間） between; among 2 （一定的空間或時間里） with a definite time or space 3 （一間...
  1. In order to extract the contour of active image and estimate 2 - d motion effectively, a method using snakes model, where initial contour of every frame is predicted by optical flow, is given in this paper

    本文提出通過計算圖像序列幀間的光流變化來修正snskes動態輪廓模型，從而成功實現對二維運動目標輪廓的成功估計和跟蹤。
  2. Because the air - borne imaging system is required a far acting distance and the focal length of its optical system is long. influenced by the unsteady or moving platform mounted on plane, the change between the frames of image sequence is more. problems of image fuzziness and instability tend to be striking out, which becomes a bottleneck restricting the air - borne reconnaissance, collimation, evaluating beat effect

    機載光電成像系統，由於要求作用距離遠，故其光學系統焦距長，受其載體姿態變化和振動的影響，圖像序列幀間變化過大，造成觀察者覺得模糊、不穩定，己成為制約空中偵察、瞄準、打擊效果評估等功能的瓶頸。
  3. ( 2 ) based on the review and analysis of typical object detection methods, especially the temporal difference, a moving objects detection algorithm based on three frame difference is proposed. this algorithm employs many new technologies, such as adaptive frame interval, half - pixel global motion estimation and compensation, adaptive change detection and object repair, therefore it is very practical

    2 .在總結常用運動目標檢測方法，並詳細討論時間差分法的基礎上，針對實地拍攝的紅外圖像序列，提出了一種基於三幀差分的運動目標檢測演算法，該演算法採用自適應幀間隔、半象素全局運動估計與補償、自適應變化區域檢測、抗噪聲形態學處理和目標修復等一系列新技術，具有很強的實用性。
  4. The main task of this paper concentrates on such parts as calibration of measurement sensor, high speed and accuracy image collection and processing, data fusion of different angle of view, visualization of measuring results. to accomplish sensor calibration, a pinhole model of the camera is employed and an equation of a light plane is setup. parameters such as the m array of the pinhole model and the normal vector of the light plane arc acquired through experiment. in image processing, we adopt the template - changing parallel thinning method to improve processing speed and accuracy

    主要研究了攝像機針孔模型的建立及測量傳感器的標定；圖像的快速高精度的採集和處理，在圖像處理中採用多幀平均演算法，很好地解決了速度和精度之間的矛盾制約；根據旋動理論建立空間坐標變換數學模型，進而建立其不同視角下的測量數據融合演算法，生成完整的物體三維數據集合；在vc平臺下編寫三維顯示軟體模塊，完成三維測量結果的可視化，實現了三維物體的任意角度的觀察、任意倍數的放大和縮小、任意方向平移及動畫效果。
  5. Frame coding or field coding can be adaptively selected on a picture - by - picture basis and also on a more localized basis within a coded frame

    幀編碼還是場編碼可以自動選擇，原則上基於圖象與圖象之間的變化，以及編碼圖象內部的局部化特徵。
  6. In the air combat simulation, since the system runs in the way of time frame cycle, the flying locus of the weapon, such as missile, changes as a dispersing function, and its movement is much faster than the target ( moving or static ) comparatively, so some errors emerge when the collision test is calculated between the weapon and the target

    摘要空戰模擬中，由於模擬系統採用時間幀周期方法調控系統的解算，致使導彈等武器的飛行彈道呈離散函數變化，而導彈等武器的飛行相對于靶標（運動或靜止）是一個快速運動，這樣，武器與靶標的碰撞解算就會引出很多誤差問題。
  7. ( 3 ) for the wireless channels subject to several types of fading existing in different time scales, the dynamics of channel conditions are decoupled into two random processes with different mathematic properties in different time scales. two algorithms in this scheme are proposed to dealing with each time scale : the resource optimizer allocates the resource to maximize the total revenue with price fairness and provide qos guarantees to applications, and the slot scheduler exploits the time variability of

    （ 3 ）針對無線通道衰落的多時間尺度特性，將通道條件snr分解到不同時間尺度上，在不同時間尺度上針對不同的衰落特性來設計不同的演算法，完成不同的任務：在大時間尺度（幀）上進行資源分配，面向應用提供qos保證，保持應用間price公平性的情況下，尋求系統總收益utility的最大化；在小時間尺度（時隙）上進行時隙調度，利用各用戶通道容量的時變性，使各用戶獲得比平均通道條件情況下更高的吞吐量。
  8. To mitigate the visual " popping " during the detail level transit, we introduce a deferred merging method to realize the geomorphing in terrain mesh refinement

    為了減少相鄰幀畫面在地形不同層次細節之間變化所引起的幾何跳躍，採用了滯后合併的方法來實現動態構網過程的幾何過渡。
  9. Regarding of the moving continuity and the small change of object ' s features in frames, a kind of cost function is put forward in the tracking and counting algorithm, which is applied in the tracking match of the image

    跟蹤計數是本演算法的一個難點。根據該類多目標在相鄰幀間運動具有連續性，並且包圍窗口變化不大的特點，本跟蹤計數演算法改進了一種代價函數，應用於圖像跟蹤的匹配過程中。
  10. Through analyzing actual traffic scene, especially considering the video change between adjoining frames, this paper presents a robust and real - time method for extracting and updating background, and realizes the algorithm of vehicle detection based on background subtraction

    摘要通過對交通場景實際情況的分析，特別是考慮到視頻在相鄰幀之間的變化，提出了一套魯棒、實時的背景提取及更新演算法，實現了基於背景差分演算法的車輛檢測和提取。
  11. This paperproposes a phase correlation based method for iris image registrationwith sub - pixel accuracy. compared with existing methods, it isinsensitive to image intensity and can compensate to a certain extentthe non - linear iris deformation caused by pupil movement. experimentalresults show that the proposed algorithm has an encouragingperformance

    一般而言，在拍攝虹膜圖像過程中，由於拍攝時間的不同或頭部不可避免會輕微晃動，眨眼引起眼皮移動，眼睛隨著光照強度變化的縮放特性等原因，不同時刻拍攝到的各幀虹膜圖像之間不一定是一一對應的。
  12. The traditional segment method according to moving region detection gets the moving information by the residual quality of space and time between two frame, and then eliminates the disturbance of noises through statistics way,

    傳統的基於變化區域檢測的運動對象分割方法都是利用了相鄰兩幀間的時域差分來得到目標的運動信息，再用統計學方法消除噪音的干擾，從而完成分割。
  13. The following algorithms are proposed : 1. an algorithm of shot segmentation is proposed. firstly, the data in each frame is quantized in hsv model ; then based on histogram of each frame, the difference of adjacent frames, the difference of cumulate frames and the percentage of the frame difference in a defined window are computed ; furthermore, the adaptive average in a window, the adaptive thresholds and sliding windows are obtained

    具體內容為: 1 .在鏡頭分割中，首先將視頻幀數據在hsv顏色空間下進行量化降維，隨后依據直方圖的統計特性，計算連續幀差值，累加幀差值及窗口幀差比，並以此確定自適應窗口均值、多個動態閾值及滑動窗口進行突變鏡頭和漸變境頭分割。
  14. This thesis is part of the project of national science foundation of china “ study on color video coding based on four - dimensional matrix ”. a multi - matrix theory model has been established in the project. and the color video is presented into a four dimensional matrix model and the four - dimensional discrete cosine transform ( 4d - mdct ) is applied to reduce the correlation between color components and adjacent pixels

    將多個彩色視頻幀構建在一個四維矩陣模型中進行運動補償預測、四維矩陣離散餘弦變換和矩陣量化，最後利用基於上下文的變長編碼方法進行壓縮，以全面去除彩色視頻各象素之間、各彩色分量之間以及連續幀之間的相關性，從而實現高信噪比條件下的高倍壓縮。
  15. We can find out motion objects by changing detection in static background scenes. in this paper i bring forward two methods for segmentation and compare them with two traditional methods

    本論文首先研究了在靜態背景中，對視頻流中運動目標進行實時分割，通過幀間變化檢測來檢測運動目標對象，並分割出運動目標。
  16. In this scheme, the speech residual signal is synthesized directly using magnitude spectrum and phase track where there are continuous changes for pitch between frames, while the speech residual signal is synthesized using phase intergradations with a burst of the pitch

    在該方案中，當幀間的基音周期連續變化時，語音殘差信號由幅度譜和相位軌跡直接合成，而當基音周期發生跳變時，則利用相位過渡過程合成語音殘差信號。
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