幀間相關性 的英文怎麼說

中文拼音 [zhèngjiānxiāngguānxìng]
幀間相關性 英文
frame-to-frame correlation
  • 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...
  • 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...
  • 關 : Ⅰ動詞1 （使開著的物體合攏） close; shut 2 （圈起來） shut in; lock up 3 （倒閉; 歇業） close down...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 相關性 : a ociation
  • 相關 : be interrelated; be related to; be bound up with; correlation; dependence; relevance; mutuality
  1. For video codec, after analyzing and researching the newest standard h. 264, an efficiency algorithm was proposed in this paper using self - feature, spatial correlation and temporal correlation to judge the encoding mode of one macro - block. through this method, the best prediction mode can be obtain before encoding, then, the coding time can be reduced dramatically with a little expense of bit - rate. for video transmission, in this paper, a transmit method was proposed using tcp / ip protocol under the environment of local networks

    首先，在分析及研究最新的視頻編碼標準h . 264的基礎上，利用宏塊自身的特點和其時間、空間的相關性來判斷宏塊應該採用的編碼模式，從而提前得到該宏塊的最佳編碼模式，新方法有效地克服了原標準演算法中窮舉式的復雜演算法，在壓縮碼流只有少許增加的情況下，大幅度地提高了幀內及幀間編碼的速度。
  2. 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。
  3. In this paper ， an optimal search strategy by dividing the whole surveillance area into regions is presented so that the optimal search can be adaptively implemented in phased array radar. firstly ， the inherent relationship among average discovering time ， radar resources consumption ， search frame period and target distribution density is studied. secondly ， parameters for the region search are optimized to achieve the optimal search performance inside regions. then ， the optimal search frame period for each region is derived to minimize the average discovering time of targets ， where the constraint of radar time resource and the importance of each region are taken into account. finally ， the adaptability of this search strategy is discussed. only if the optimal parameters for each region are utilized and the beams are scheduled according to the optimal frame period under the radar time constraint ， the optimal distribution and the optimal scanning sequence of beams can be implemented adaptively. thus ， optimal search is adaptively implemented in the whole surveillance area

    本文提出一種分區搜索演算法，實現了相控陣雷達的自適應最優搜索.首先，研究了各區域平均發現一個目標消耗的雷達資源和目標被發現的平均時間同搜索幀周期以及目標強度的關系；然後，研究了在各區域採用兩步搜索演算法的最優參數設計，實現了局部區域的最優搜索；其次，在雷達時間資源有限和區域重要性加權的約束條件下，導出了使目標被發現的平均時間最小的區域最優幀周期；最後，討論了分區搜索演算法的自適應性.只要採用各區域的最優參數，按最優幀周期調度雷達波束，就可以自適應地實現使目標被發現的平均時間最短的波束的最優分佈和掃描順序，即自適應最優搜索
  4. Finally through comparison of test results based on the moving fish in color video sequences, the method presented in this paper combining with the hue information shows effective results for localization in color video sequences. and the determination method of initial position presented above improves object localization efficiency remarkably, at the same time a good robustness in partially occluded object localization in color video sequences has been acquired

    最後，本文以彩色視頻序列中運動的海魚為實驗研究對象，通過對實驗結果分析比較發現，在該方法中使用色調信息能有效地實現彩色視頻序列中的目標定位，利用視頻中相鄰幀之間的相關信息確定模型初始位置的簡單方法，在解決確定模型初始位置的難題的同時，不但提高了定位效率，而且對彩色視頻序列中有部分遮擋的目標定位同樣具有魯棒性。
  5. Based on the moving characteristics of small targets in ir image sequences, a judging method based on neighborhood is discussed and used. emulation results show this method can distinguish small target from sequences effectively. furthermore, it has lower computation requirements and uses fewer images for detection as well

    在這里，採用基於鄰域判決的方法，即根據目標運動的連續性和規則性，利用相鄰幀中可疑目標之間的位置關系進行目標檢測的方法，對前面處理過的二值圖像進行了跟蹤檢測，並在實驗中取得了比較理想的效果。
  6. 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。
  7. Level numbers are ordered from 0 to 2, and level 0 and level 2 represent the finest and coarsest level, respectively. the algorithm limits mv candidates to only three at the middle level, and describes the algorithm with three resolution levels. at the coarsest level, two mv candidates are obtained on the basis of minimum matching error for the next search level

    根據序列圖像的時間、空間上的相關性，將每幀圖像依次按2 ： 1子抽樣分成三層分辯率，從最粗糙的頂層（第2層）按最小mse準則選出兩個運動矢量，再從最精細的底層（第0層）獲得一個運動矢量，作為第1層的三個候選運動矢量集。
  8. The experiments show that this method has great performance of single target tracking in sequence images on the sea. considering the correlation between the frames of sequence, we research the tracking methods which take advantage of both the intra - frame and inter - frame information, including predicting tracking machine based on kalman filtering algorithm and matching tracking machine based on mean - shift algorithm

    實驗表明，該方法對海上單目標跟蹤具有很好的穩定性;然後，針對序列圖象具有幀間相關性的特點，研究了基於幀內? ?幀間信息的自動跟蹤方法，即同時利用幀內信息和幀間相關性信息，設計了基於kalman濾波的預測跟蹤器和基於mean - shift演算法的匹配跟蹤器。
  9. Introducing and comparing the difference within the conception of area segmentation, motion segmentation and moving object segmentation vop extraction, and their application in content - based video sequence image coding. analysis the relationship between the frame difference image and its relative frame gray level image. then a new automatic moving object edge tracking and extracting method, based on the high correlation between the edge of frame difference and the edge of gray level image, was proposed. using the close of moving object edge to get the real moving object

    介紹比較區域分割運動分割和物體分割的概念及其在視頻序列圖像分割中的應用。分析說明各種運動狀態下幀差圖像與相應幀灰度圖像的關系。提出了基於幀差圖像邊緣與灰度圖像邊緣之間強相關性的運動物體邊界自動跟蹤提取演算法。
  10. Motion estimate is the key skill in video coding, a way of between frames coding. it bases on the theory of temporal correlation between frames, to reduce temporal redundancy

    運動估計是視頻編碼的關鍵技術，它是一種幀間編碼的方法，其最基本的原理是利用幀間的時間相關性，減少時間冗餘度。
  11. Furthermore, this paper exploringly studies an 802. 1 la high - speed wlan with the 54mbps data rate, and presents a sort of time synchronization and frequency offset estimation method based on the frequency domain auto - correlation of the unique preamble training sequence of 802. 11 plcp frame ; the method have the high time precision, the wide frequency estimat ion range and short convergence process ; and moreover, it can applied to other frame communication system

    另外本文還對最高傳輸速率為54mbps的802 . 11a高速無線局域網系統進行了探索性研究，討論了ofdm調制技術在無線局域網中的應用；結合802 . 11a物理層數據幀結構特點，提出了一種基於前導訓練符號序列的頻域自相關時間和頻率同步方法，此方法具有定時精度高、頻偏估計范圍寬和同步建立迅速等特點，也適合於其它幀通信應用場合。
  12. 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。
  13. 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。
  14. 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。
  15. In the scheme of scene control, we apply a new algorithm to accelerate the display of the scene by computing the relativity of the output frames. we use this scheme in scene display

    在植物場景輸出優化控制中，本文首先探討了如何利用幀間相關性和幀內掃描線相關性來構造相關性加速演算法，並採用基於圖形和基於圖像的方法輸出場景的實驗結果。
  16. This algorithm well considers the movement information correlation within inter frame, and uses the diamond search in order to increase the correctness of the search rule

    該方法充分考慮了幀間運動信息相關性，且使用菱形搜索演算法來增大搜索策略的準則性。
  17. The proposed algorithm can effectively exploit the temporal correlation in real image sequences, since each range block is approximated by the domain block in the adjacent frame, which is of the same size as the range block

    這個新演算法在實際圖像序列中，能充分地開發出時間上的相關性，因為每個值域塊都是由相鄰圖像幀中的相同尺寸的定義域塊來逼近的。
  18. On the basis of this introduction, some part of algorithm is improved. it includes : a new bit - allocation algorithm based on linear predication, that is to predicate the initial value used in bit - allocation procedure by the initial value of previous frame according to the correlation of the previous frame and the current frame. so the iterated loop number is reduced and the complexity of audio coding is reduced

    其中的一些主要改進有：提出一種基於線性預測的比特分配演算法，即利用幀與幀之間存在的相關性，根據前幾幀的比特分配信息初值預測出當前幀的比特分配信息初值，通過合理設定比特分配信息初值，使得比特分配的迭代次數減少，從而節省了音頻編碼的運算量。
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