幀間差 的英文怎麼說

中文拼音 [zhèngjiānchā]
幀間差 英文
frame-to-frame differences
  • 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...
  • 差 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  1. Moving objects detection and tracking based on two consecutive frames subtraction background model

    基於幀間差分背景模型的運動物體檢測與跟蹤
  2. Two consecutive frames was subtracted to pick up background pixel in this method, then the gaussian model of every pixel was built

    該方法基於幀間差分法檢測出幀中的背景像素點后，再確立每個點的高斯模型，最後運用背景差分準確檢測出場景中的運動目標。
  3. Each virtual - loop ' s output signals mainly derive from the pixel difference between consecutive image frames within the virtual - loop area. when the result of consecutive frame difference is smaller than the threshold, current frame subtracts the background to produce the virtual - loop ' s signals

    各個虛擬線圈的輸出信號主要來源於幀間差分，當幀間差分的結果小於判斷閾值時，系統會自動調用減背景圖像處理方法來產生虛擬線圈信號。
  4. ( 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。
  5. The algorithm generates three - dimensional terrain model and displays in real time. it uses an efficient and simple method to attain the dependency between sampling points on terrain, and refines the center points in top - down way. it incorporates the dependency of points into their errors so that the cracks inside the terrain block are avoided, at the same time eliminates the cracks at the edges of blocks through adjusting the elevations of those points that cause the cracks

    該演算法基於規則格網數據實時生成三維地形模型，並實時顯示；採用了一種簡單而高效的方法來求解采樣點之間的依賴關系；以「從頂向下」方式細分中心頂點；並把頂點依賴關系融合進頂點誤差中，避免了地形塊內部的裂縫，同時通過調整塊邊界點的高程消除了塊邊界處的裂縫；演算法還具有利用幀間相關性，視相關等方面特點。
  6. The frame difference algorithm was used for dealing with the problem of initial background image extracting automatically, and different moving pixels in current image were detected through a subtracting technique

    通過一種基於幀間差分的演算法，自動提取初始背景圖像，並使用相減法，檢測出當前圖像中的運動像素。
  7. Most of these standards are based on the method of inter - frame motion compensation and two - dimensional discrete cosine transform ( 2d - dct ) and encode and describe the color video in ycbcr 4 : 2 : 0 format, which want to take advantage of human visual system ( hvs ) to save bit expense by decreasing the resolution of two color difference components

    當前國際上的壓縮標準普遍採用幀間運動補償加幀內二維離散餘弦變換的編碼方法，並且將彩色視頻序列表示為ycbcr格式，試圖利用人眼的視覺特性降低對色差信號的解析度來節省比特開銷。
  8. There are many reports in the first type and these reports mostly base on frame subtraction and background modeling

    靜止背景運動檢測現有研究較多，主要是採用幀間差法和背景建模法。
  9. Compared with the traditional detective methodes based on frame difference, the operation of the method is more less. because the threshold based on noise characteristic parameters is adaptive produced, algorithmic adaptability is better

    與傳統的基於像素的幀間差分法相比，運算量較小。根據相對噪聲的特徵參數所估計的相對噪聲的閾值是在檢測過程中自適應生成的，適用性較強。
  10. In uncompressed domain, we analyse the processing and the normal algorithms of scene change detection. a new algorithm for video abrupt shot change detection based on the relation of the partial interframe differences is proposed in this dissertation

    在解壓域，系統地分析了解壓域鏡頭邊界檢測過程和常見的解壓域鏡頭邊界檢測演算法，提出了一種新的解壓域鏡頭突變檢測演算法:基於局部幀間差相關性的鏡頭突變檢測法。
  11. Then used the non - parameter gauss background model to take rolled strips surface blemish is proved to be effective the gradient difference non - parameter gauss background mode subtraction algorithm and the frame difference non - parameter gauss background model subtraction algorithm utilizes were the first time to apply the cold - strip steel surface defect withdraws

    並在非參數高斯背景模型相減演算法中分別利用了圖像梯度差非參數高斯背景模型相減演算法和圖像幀間差非參數高斯背景模型相減演算法提取冷軋帶鋼表面缺陷。
  12. 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。
  13. The new algorithm has three characters : first is that the new algorithm is on the basis of super frame which include 3 continuous simple frames in melp algorithm, the algorithm deal with parameters of a super frame by the mode of the super frame. secondly, two algorithms are introduced for improving vector quantization quality of line spectral frequency ( lsf ) parameter. one is swithed - adaptive inter - frame vector prediction ( sivp ), which can get rid of the correlation between neighboring frames effectively, the other is joint codebook optimization for multi stage vector quantization ( jco - msvq ), which can improve performance of codebook

    第二是在製作線譜對參數（ lsf ）矢量量化碼本時，引入了目前提高lsf碼本性能的兩個方法:在利用重點幀對非重點幀作預測時，借鑒自適應幀間矢量量化（ sivp ）去除相關性演算法的優點，提出了以固定矩陣去除相關性的方法，有效的控制了預測后殘差的動態范圍，提高了對殘差矢量量化的精度;採用聯合碼本優化多級矢量量化演算法（ jco - msvq ） ，改良多級矢量量化碼本的性能。
  14. One of the common characters between traditional algorithms based on dct image coding is that regardless of the content of the image, they use a fixed size block to process, for example, jpeg, mpeg - 1 / 2, h. 263 use constant 8 * 8 block mode. the main work of this article is to propose a sequence images compression algorithm that is based on adaptive block dividing and object to the disadvantages of the one based on fixed - size block dividing. the proposed algorithm is an image compression method, which can auto - adjust dct block size ( 8 * 8 or 4 * 4 ) according to the difference of corresponding blocks between two frames of the sequential image and doesn ’ t process any unnecessary data blocks in order to enhance coding efficiency

    傳統的基於dct的圖像編碼演算法的一個共同特點就是:不管圖像的具體內容，採用固定的塊尺寸進行統一的處理，例如jpeg ， mpeg - 1 / 2 ， h . 263均採用固定的8 8分塊方式，本文的重點工作是針對這些採用固定的塊尺寸進行統一處理的演算法的一些缺點，提出了一種基於自適應分塊的序列圖像壓縮演算法，該演算法是一種根據序列圖像兩幀間對應塊的差別自動調整dct變換尺寸（ 8 8或4 4 ） ，對不必要的數據塊不進行處理，以提高編碼效率的序列圖像壓縮編碼方法，具有較高的編碼效率和較好的壓縮效果，與傳統的採用8 8固定分塊方式的壓縮編碼演算法相比，性能有較大幅度的提高，在文中，作者對兩者的壓縮編碼性能進行了分析比較。
  15. 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。
  16. In temporal segmentation a statistical model is used to automatically separate the moving areas from the background in a general video sequence. the spatial segmentation bases on the results of temporal segmentation and using region - growing algorithm in rgb space can locate precise boundary of moving object. lastly, using segment moving object as the initial model, moving object can be tracked by matching an image to a model based on hausdorff distance on a sequence of video, and the model is updated every frame to accommodate for changes in shape

    時間分割中採用連續幀間差的統計假設檢驗，確定運動對象的位置，自動地分離出運動區域與背景區域；空間分割中則採用基於顏色的區域增長演算法來精確地提取運動對象的輪廓；最後，將提取到的運動對象作為模板，對后續的視頻序列，用基於hausdorff距離度量匹配，來跟蹤並提取后續幀中運動對象。
  17. Optical flow field contains not only the moving information of the object, but also three - dimensional information. this paper integrates the inter - frame difference and optical flow methods. the method of inter - frame difference is used to separate moving area from the whole image

    本文將二者相結合，運動目標的第一步檢測由幀間差值法完成，同時運用數學形態學方法對差值圖像進行過濾和排查，精確提取出多運動目標的運動區域。
  18. We propose a simple and fast scheme to detect moving object in complex background which is the combination of inter - frame difference, morphologi - cal filter and optical flow field. it ' s simple and fast to detect moving object using inter - frame difference. however, it ' s lack of precision and moving information

    在眾多的運動目標檢側演算法中，我們將幀間差值法、數學形態學方法、光流場方法加以結合，提出了一個簡單快速的復雜背景下多目標運動區域檢測與分割演算法。
  19. The quantity and the target - similarity of the background objects make the detection and segmentation even harder. a practical target detection and segmentation algorithm is presented here. it includes two processing steps. first, to match the scene, extract the movement information, and then perform the first time detection based on it

    本文結合此特點，經過簡單的攝像機運動估計和場景配準，用幀間差圖像提取運動對象的運動信息，並據此進行運動對象運動區域的提取；結合運動對象運動在時間和空間上的相關性進行二次檢測。
  20. 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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