熵編碼 的英文怎麼說

中文拼音 [shāngbiānmǎ]
熵編碼 英文
entropy coding
  • 熵 : 名詞[物理學] entropy; thermal charge
  • 編 : Ⅰ動詞1 （編織） weave; plait; braid 2 （組織; 排列） make a list; arrange in a list; organize; gr...
  • 碼 : Ⅰ名詞（表示數目的符號或用具） a sign or object indicating number; code Ⅱ量詞1 （指一件事或一類的...
  • 編碼 : encoded; code; coded; encrypt; codogram; coding編碼表 encode table; 編碼程序 builder; 編碼尺 code...
  1. A coding scheme is proposed to eliminate the redundancy of output vectors in pyramidal lattice vector quantization ( plvq ). a fast algorithm of labeling lattice points and a fast algorithm of finding lattice points are presented. and the transmission priority in case of asynchronous transfer mode is suggested

    提出了一種與圖象本身無關的熵編碼方法去消除金字塔格型矢量量化（ plvq ）的輸出冗餘：同時也提出了由格點輸出索引和由索引輸出格點的快速演算法；而且還根據異步傳輸模式（ atm ）的特點，選擇了傳輸的優先級。
  2. 138 variable length coding ( vlc ) : a reversible procedure for entropy coding that assigns shorter bit strings to symbols expected to be more frequent and longer bit strings to symbols expected to be less frequent

    可變長編碼vlc ：一種可逆熵編碼，為出現頻率高的符號分配少的位，為出現頻率低的符號更多的位。
  3. Context - based 2d - vlc entropy coder in avs video coding standard

    基於上下文的二維變長熵編碼器
  4. Coding of audio - visual objects - part 2 : visual. iso iec 14496 - 2 mpeg - 4 visual version 1, 1999. 9 lakhani g. optimal huffman coding of dct blocks

    Cavlc熵編碼器採用上下文技術挖掘塊內系數的相關性，獲得了較高的編碼效率，但其設計來源於對4x4塊進行編碼。
  5. Fourthly we reform the construction of huffman lookup tables to reduce memory occupancy. the computationally complex operations such as dct, sad, and interpolation are written in assembly language

    在接著的huffman可變長熵編碼中，提出了huffman編碼新的碼表結構，以減少dsps的內存佔用量。
  6. Joint video team of iso iec jtc1 sc29 wg11 itu - t sg16 q. 6 doc., klagenfurt, austria, july 2002, jvt - d034. 12 final draft of information technology - advanced coding of audio and video - part 2 : video

    本文的基於上下文的變長編碼方法c2dvlc獲得了更高的編碼效率，相比于mpeg - 2的2d - vlc熵編碼器，在一些典型的高清標清測試序列上，編碼效率平均提高0 . 34db ，與h . 264的cavlc相比，編碼效率相當。
  7. According to the description of fcd 15444 - 1, a j2k coding model is put forward. that is the innovation aspect of this paper. processes in the model such as discrete wavelet transform, quantization, arithmetic entropy coding, tiling etc are analyzed

    本文提出了一個實現fcd15444 - 1的j2k編碼模型，並對該編碼模型中的離散小波變換、標量量化、算術熵編碼、分塊以及其他過程進行了分析，並且本文給出了該模型編碼解碼的各個部分的相關實現。
  8. Context - based adaptive binary arithmetic coding ( cabac ) has been a normative scheme of entropy coding in video coding standards such as h. 264, avs, for its excellent coding efficiency

    基於上下文的自適應二進制算術編碼（ cabac ）以其高效的編碼優勢，被h . 264 、 avs等視頻標準紛紛採用，成為主要的熵編碼方案。
  9. Research of error resilience technology for video communication based on h. 263 codec major : signal and information processing data : author : meng yan signature : tutor : zhang erhu liu shichang signature : abstract the reconstructed image quality can be degraded substantially by errors during the transmitting over the communication channel, especially when the video is compressed by temporal and spatial coding ways, which leads to error propagation in frame sequence, so the error resilience procedure should be performed to improve the reconstruction quality

    由於通信系統的通道不可避免的存在噪聲，傳輸數據流必然存在誤碼。對于h . 26x的視頻編碼流，由於空域和時域的壓縮方法以及熵編碼方法的應用，即使是一個比特的錯誤，常會影響一個區域的圖像不能正確解碼，同時錯誤的圖像還會擴散影響后續數幀圖像。因此有必要在標準解碼程序的基礎上，添加容錯功能。
  10. The research of improved photo coding based on entropy coding

    基於信息熵編碼的改進圖像編碼方法研究
  11. Institute of computing technology, chinese academy of sciences, beijing 100080, p. r. china

    熵編碼技術是視頻編碼系統中的核心技術。
  12. 7 jie dong, jianpeng wang, lu yu. an entropy coding method for 4 4 coefficient and new cbp coding method

    文章第3節介紹了avs第7部分中的內容自適應的二維可變長熵編碼。
  13. Avs - m1455, 2004. 8 feng yi, jie dong, lu yu. a method to improve intra prediction mode coding in avs

    在這一節里，首先介紹了此內容自適應的二維可變長熵編碼的方法和主要特徵。
  14. Experimental results demonstrate that the proposed algorithm performs better than traditional entropy coding based on run length

    實驗結果證實了該演算法優于傳統的基於游長的熵編碼。
  15. In this paper, a context - based 2d variable length coding c2dvlc method for coding the transformed residuals in avs video coding standard is presented

    本文給出了一種高效的用於視頻編碼中預測殘差系數編碼的變長熵編碼方法。
  16. Context based adaptive arithmetic coding is used in the last part of the encoding process as the entropy coding. the mq coder is adopted in jpeg2000

    與其它的熵編碼方法相比，算術編碼能夠取得更好的壓縮效果，但它演算法復雜，運算量相對增加。
  17. Avs - m1456, 2004. 9 joint video team. draft itu - t recommendation and final draft international standard of joint video specification itu - t rec. h. 264 iso iec 14496 - 10 avc

    接著從運算復雜度和空間復雜度的角度分析了此熵編碼方法與h . 264中的熵編碼cavlc的復雜度比較。
  18. 3 ) furtherly, an entropy encoder can compress the quantified values losslessly, and give a better overall compression result, too. in this paper, a new adaptive arithmetic coding scheme is given

    3 ）在熵編碼階段，比較了huffman編碼和算術編碼的優缺點，最後選取了一種自適應的算術編碼方案。
  19. This paper also present a method that reduces the computational requirements of the encoder, while still upholding picture fidelity and remaining compatible with the h. 263 bitstream standard. often a substantial number of inter - macroblocks in the encoder are reduced to all - zero values after quantization. we introduced a method of predicting when those macrobolcks will quantize to zeros, which in turn allows us to eliminate the computation that would normally be required for those macroblocks

    在編碼器中宏塊經過dct變換和量化后，總有一定數量的宏塊的系數全為零，因此在進行dct轉換前先進行預測，將那些預測系數全為零的宏塊提前查找出來，然後將系數全為零的宏塊azq （ all - zeroquantizedcoefficients ）直接送到熵編碼模塊進行可變長編碼。
  20. The standard is designed to give a new technical solution for a broad range of applications, such as very low bit rate conversational services and entertainment quality broadcast, interactive video - on - demand services etc. for the enhancement of the coding efficiencies, the new standard adopts new tools as following : multiple reference pictures, variable block - size with seven block sizes in motion prediction, quarter - pixel accuracy for motion vector, short word - length integer transform, context - adaptive entropy coding and loop filter deblocking

    H . 264 / avc標準支持從低帶寬、高誤碼率的無線移動視頻通信到高帶寬、低誤碼率的有線視頻廣播等多種應用，因此，日益受到業界的關注。為了實現更高的編碼效率， h . 264 / avc標準採用了很多新的編碼技術，如多參考幀預測、多尺寸編碼塊模式、 1 / 4像素精度運動矢量、整數變換量化、基於內容的熵編碼、新型幀內預測、去除方塊效應的濾波器等。
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