block motion 中文意思是什麼

block motion 解釋
斷塊運動
  • block : n 1 片,塊,大塊;粗料,毛料;木料;石料;金屬塊;【建築】塊料,砌塊;【地質學;地理學】地塊。2 ...
  • motion : n 1 運動 動 移動(opp rest)。2 (天體的)運行;(車、船等的)動搖;(機器的)開動 運轉;【機械工...
  1. Experiments show that the efficient motion estimation algorithm proposed can further reduce block matching distortion computations relative to conventional fast motion estimation algorithms with neglectable coding efficiency loss ( within 0. 1db )

    提出一種基於節點模型的可變形塊匹配運動估計演算法來搜索最佳運動矢量。實驗表明,在編碼性能損失很小的條件下,可以使得運動搜索塊匹配的運算量在通常快速運動搜索演算法的基礎上下降61 % 。
  2. The first facet is to put forward four - step block matching algorithm which can deduce the time of motion estimation and improve the coding efficiency, based on the traditional motion estimation algorithms. the second facet is to propose a new rate control algorithm, that is average - reaction rate control algorithm, based on the rate control of mpeg2. the new rate control algorithm can achieve rapid and efficient adaptive coding

    首先在對傳統的運動估計演算法進行研究和改進的基礎上,提出了四步搜索塊匹配的運動估計演算法,減少了運動估計的時間,提高了編碼效率;其次在分析mpeg2比特率控制的基礎上,提出了一種新的比特率控制演算法? ?平均響應比特率控制演算法,該演算法能夠快速有效的實現自適應編碼。
  3. And the estimate of motion based on block level moving was also discussed

    針對運動方向的判斷,主要討論了基於平移的塊運動估計。
  4. In addition, a structure matching algorithm is proposed at the end of this paper. it is used for the solution of object tracing problems in water oil - driving project, where the water oil - driving micro images do not satisfy a block motion estimation criterion

    另外,本論文在第六章中還對不滿足塊運動檢測的微觀驅油圖象,通過結構匹配的辦法,解決了驅油研究中的跟蹤問題。
  5. And then the author established and verified an empirical equation for the ratio of the heights of collapsed part and running part for the avalanche soils, suggested the critical flow conditions of loose avalanche soils and block avalanche soils, discussed the causes of accelerated motion of consistent debris flows on mild slope, and studied the average velocity of intermittent debris flows

    給出了判別崩塌土相對運動距離,即流高比公式,並用現場實測資料進行了驗證。提出了鬆散崩塌土和塊狀崩塌土流動化的判別條件。探討了稠性泥石流在緩坡上加速運動的成因,並討論了陣性泥石流平均流速公式。
  6. Consoidering the low bit - rate video encoding characteristics, background block search algorithm, which is based on diamond search algorithm was used to improve the motion estimation speed. and detection of all - zero block algorithm was chosen for the reason of static background sence in minotor video encoding application

    分析了低碼率監控視頻的特點后,我們對編碼演算法進行了修改,提出了基於鉆石搜索的背景塊運動搜索演算法和全零塊預判演算法,提高了編碼程序的效率。
  7. In order to guarantee the validity of this algorithm, firstly the characteristic of an image is extracted, then the frame is divided into several blocks. in each block feature points are chosen to estimate the motion vectors according to certain scanning order

    為了保證該演算法的有效性,先提取圖像的特徵,再採用分區的方法在各個分區內按一定的掃描順序選取灰度最大值點作為特徵點用於運動矢量的估計。
  8. A schedule, to report back on display : august 28, 2006 29 9am - 5pm 2 am09 : august 2006 30, 31 to 9 1 9 : 00 - 16 : 30 3, the opening time : august 30, 2006 at 9 : 30 4, remove time : september 1, 2006 as at 15 : 00 exhibitors scope of various bearings : metallurgical mine bearings, machine tool spindle bearings mill bearings, miniature bearings, bearings, ball bearings, roller bearings, needle roller bearings, roller bearings, gyroscope bearings, a high - precision bearings, high - speed bearings, bearings with block, linear motion bearings, low noise bearings lubricated bearings, ultra - low - temperature bearings, corrosion resistant bearings, joints bearings, deep groove ball bearings, angular contact ball bearings, aligning ball bearings, aligning roller bearings, cylindrical roller bearings, bearing a round, spiral roller bearings, thrust bearings, thrust ball bearings, thrust angular contact ball bearings, thrust spherical roller bearings, thrust needle roller bearings, thrust tapered roller bearings, turntable bearings, spherical ball bearings outside of cv and other bearings

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  9. At last, the vlsi implementation complexity of motion estimation in video encoding is analyzed. furthermore, a fast block matching algorithm based on hardware implementation and its vlsi architecture are presented

    最後,本文對實時視頻編碼器中運動估計的vlsi實現方法進行了研究,提出了一種易於硬體實現的快速塊匹配演算法及其vlsi結構。
  10. By first reviewing the basic video coding theory and then analyzing kinds of sub - module in video coding system. adaptive overlapped block motion compensation ( aobmc ) is combined with pds technology for temporal prediction. the system composed of hybrid transform coding and motion compensation prediction coding is constructed

    第五章討論了本文運動估計和運動補償方法在視頻編碼中的應用,首先闡述了視頻編碼理論和編碼系統各個子模塊的基本原理,然後在預測性菱形搜索和自適應重疊塊運動補償基礎上運用變換編碼加運動補償的預測編碼方法實現一個混合視頻編碼的方案。
  11. Video coding ; fast block motion estimation

    視頻編碼快速塊匹配運動估計
  12. A new fast search algorithm for block motion estimation

    一種新的快速塊匹配運動估計演算法
  13. The implementation of integer biorthogonal time - domain lapped transform ( bintdlt ) using lifting scheme and bindct is proposed which is in the forms of shifts and adds and costs only 41 % computation as the bindwt. a novel video compression algorithm based on the bintdlt and overlapping block motion estimation / compensation is presented

    本文以二進整數dct為基礎,利用提升原理,提出時域雙正交重疊變換的整數實現演算法( bintdlt ) ,其計算只需要移位和加法運算,計算量僅為整數9 - 7小波變換的41 % 。
  14. Aug. 1996, 6 : 419 - 423. 5 tham j y, ranganath s, ranganath m, kassim a a. a novel unrestricted center biased diamond search algorithm for block motion estimation

    為了解決這個問題,研究者又提出了非對稱十字交叉六邊形搜索演算法,該演算法混合了各種搜索模式,在各種情況下都能保持搜索精度。
  15. Aug. 1998, 8 : 369 - 377. 6 ce zhu, xiao lin, lap - pui chau. hexagon - based search pattern for fast block motion estimation

    但是以上演算法都不適合於硬體實現,因為針對運動估計的硬體一般都是利用全搜索的規整性而設計的。
  16. Second, an analysis of the algorithm of the mdc of motion fields based on the overlapped block motion compensation ( obmc ) is further done in this paper

    然後,本文對基於重疊塊運動補償( obmc )的多描述運動場編碼演算法進行了較為深入的分析。
  17. Video technol., aug. 1994, 4 : 438 - 442. 4 liu l k, peig e. a block - based gradient descent search algorithm for block motion estimation in video coding

    這些演算法適合於用在運動較為平緩的情況下,但是在運動較為劇烈的情況下,這些演算法很有可能陷入局部最優,因而造成搜索精度損失。
  18. Proposing the frame chart of video coding with global motion compensation on the basis of frame chart of the conventional coding method with block motion compensation analysis

    在分析現有的視頻編碼國際標準所採用的視頻編碼框架的基礎上,提出了基於全局運動補償編碼的視頻編碼框架。
  19. H. 264 iso iec 14496 - 10 avc. itu - t sg16 q. 6 vceg and iso iec jtc 1 sc 29 wg 11 mpeg, jvt - g050r1, may 2003, pattaya. 3 li r, zeng b, liou m l. a new three - step search algorithm for block motion estimation

    為了降低運動估計的復雜度,研究者們已經提出了很多方法,例如三步搜索演算法,基於塊的梯度下降演算法,鉆石型搜索演算法,六邊形搜索演算法,這些演算法都基於這樣一個假設:離起始搜索點越近,越有可能搜索到最佳運動矢量。
  20. Block motion estimation using full search is computationally intensive, many fast algorithm have proposed to reduce the computation at the expense of less accuracy of motion estimation. in this paper, we present a new fast and efficient search algorithm for block motion estimation. the proposed algorithm is based on the ideas of predicted starting search point, subsampled block distortion measure, center - biased distribution of motion vector, multiple - candidate diamond search. from the experimental results, the proposed algorithm is superior to many other well - known fast algorithms in both quality performance and computational complexity

    演算法採用多步搜索方法,利用相鄰塊之間的運動相關性,選擇反映當前塊運動趨勢的預測點作為初始搜索點用子采樣塊匹配失真度量來減少計算量利用運動矢量的中心傾向的分佈特性,用多侯選點鉆石形狀搜索方法來提高運動估計的速度和準確性。
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