量化失真 的英文怎麼說

中文拼音 [liánghuàshīzhēn]
量化失真 英文
quantization distoration
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 真 : Ⅰ形容詞（真實） true; genuine; real Ⅱ副詞1 （的確; 實在） really; truly; indeed 2 （清楚確實） cl...
  • 量化 : quantization量化器 quantizer; digitizer; 量化失真 quantizing distortion; 量化條件 quantum conditi...
  1. In various speech character parameters, formant frequency, bandwidth and pitch frequency are chosen as voice character parameters. the reasons are as follows : hearing apperceive experiments indicates that formant frequency can stand for a majority of voice information, while average pitch frequency can explain 55 % ability of speaker verification

    數據結果與多項式回歸和線性多變量回歸相比，支持向量回歸既提高了泛化性能又避免了頻譜不連續性，從而使轉換語音與目標語音的頻譜距離失真分別減少了33 . 29 %和35 . 24 % 。
  2. The worst is that individual who is fully alienated finally easily loses real self and integrated self, living a modern life which is equal and quantitative and depends on money ' s specific property - abstraction, objectivity, unity, fungibility and universal validity

    貨幣憑借自己的特性（抽象性、客觀性、統一性、可互換性、普遍有效性）給個體鍛造了一種平均化、量化的價值取向的現代生活，導致個體迷失了真實自我，進而丟失完整自我，最後被全面異化。
  3. Rate - distortion analysis and rate control play a key role in video coding and communication systems by providing the rate - distortion optimized compression performance, assuring the successful network transmission of the coded video data, and achieving the best visual quality at the receiver

    為了取得最優化的壓縮效率，確保編碼數據在通道成功傳輸，並在接收端獲得最佳的視頻質量，率失真優化和碼率控制技術具有重要的地位。
  4. Quantizing distortion efficiency

    量化失真效率
  5. By using kinds of quantization tables, each quantization can work at kinds of rates

    一種優秀的比特分配演算法可使最終的量化失真達到最小。
  6. In a word, bit allocation is the method deciding how to allocate definite bits to a variety of subbands

    一種優秀的比特分配演算法可使最終的量化失真達到最小。
  7. In packet based wireless video communications, when best band distribution, not only source distortion should be considered, but also channel distortion caused by channel errors. the existing macroblock - layer rate control schemes calculates quantization parameters of all macroblocks ( mb ) in a frame in a raster scan order, and then encodes the mbs in the same order. actually, the quantization distortion is heavily dependent upon the coding order of mbs

    在基於包的無線視頻傳輸中，最佳帶寬分配時，不僅要考慮信源編碼失真，也要考慮由於通道差錯引起的通道失真；已有的宏塊層碼率控制演算法以矩陣掃描的順序計算一幀中所有宏塊的量化參數，事實上量化失真與宏塊的編碼順序有很大關系，改變宏塊的編碼順序，使復雜的宏塊分配到更多的比特數，顯然能大大提高編碼效率。
  8. The optimization of the lsp parameters is realized by choosing two different distortion estimate criterions

    對線譜對參數量化的搜索方式的優化是通過選用不同的失真測度公式實現的。
  9. Frequency response, quantization noise, reconstruction error and its sensitivity to mismatch among adcs are studied at length in prqmf banks adc system, and the theoretic results include : ( 1 ) the distortion / aliasing functions of hybrid filter banks adc system is similar with that of switch capacitor filter banks adc system ; ( 2 ) for wide or narrow band input signal, the effective resolution of the two adc systems is 0. 51og2m bits higher than their adc ; ( 3 ) reconstruction error ' s sensitivity to mismatch among adcs of the two adc systems is reduced effectively than time interleaved adc system

    2對prqmf濾波器組adc系統的頻響、量化噪聲特性、重建誤差特性以及重建誤差對adc間的失配敏感性進行了理論分析研究，所得到的理論結果為： （ 1 ）混合濾波器組adc系統與開關電容濾波器組adc系統的失真/混迭函數一致； （ 2 ）無論輸入寬帶還是窄帶信號，這兩種adc系統的有效解析度均比其adc提高了0 . 5log _ 2m比特； （ 3 ）這兩種adc系統的重建誤差對其adc間的失配敏感性均明顯低於時間交織adc系統。
  10. The present paper presents a new method for constructing optimal quantisation tables. the method produces optimal rate - distortion performance in a fixed block size dct

    摘要提出一種構造擇優量化表的新方法。在一個固定塊尺寸的離散餘弦變換（ dct ）中，該方法可產生優化的率失真特性。
  11. In conventional r - d analysis, the bitrate r and distortion d are considered as function of quantization parameter q, which are usually developed in pixel - domain or spatial domain

    在傳統r - d模型中，碼率r和失真d都看成量化步長的函數，而且失真評價函數一般在象素域或空域中進行。
  12. Because of limited memory resource in spce061a, the whole section ’ s dtw algorithm is simplified to segment dtw algorithm. the segment dtw algorithm reduces the memory spending for the matching paths. in addition, early termination technique is adopted, thus the calculating amounts are greatly reduced

    根據spce061a的存儲資源限制，將全段dtw匹配簡化為分段dtw匹配，從而減少了對搜索路徑的存儲開銷;另外在匹配過程中採用早期終止策略，即在匹配過程中，一旦部分累積失真距離超過判決閾值，立即終止匹配，拒絕該說話人，從而減少了計算量。
  13. The time base drift deduced by the change of temperature is discussed particularly and the compensation method of it is analyzed. finally, we also studied frequency band extension under time base distortion condition by simulation. the results show that the compensation of time base distortion can reduce the error of signal and then increase the accuracy of frequency band extension

    首先，介紹時基失真的相關概念及其對測量信號的影響；其次，對時基失真特性測量的不同方法進行了理論分析和比較，並對分析信號法進行了模擬研究；再次，對時基失真的補償方法進行分析和模擬研究；並專門對溫度變化引起的時基漂移及其補償方法進行了簡要分析；最後，對時基失真條件下的頻帶展寬技術的模擬表明時基失真的補償可以減小信號的誤差，因而提高頻帶展寬的精度。
  14. The validity synthesis evaluation method of quality management system proposed above can make appraisal activity to be scientific, standardization, avoiding appraising distortion of the result and having pertinence even more to make the system improvement

    本文提出的質量管理體系有效性綜合評價方法可以使評價活動科學化、規范化，避免評價結果的失真，使體系改進更具針對性。
  15. This algorithm adopts peak error or maximum amplitude error criterion to control the level of distortion in pipeline leak signals, and doesn ’ t change the subsequent location error of adaptive time - delay estimation in the case of a small quantization error, so as to implement the near - lossless compression of pipeline leak signals

    該近無損壓縮演算法設計了基於峰值誤差準則的量化方案對管道泄漏信號的失真度進行控制，在量化誤差較小時並不影響后續自適應時延估計的定位誤差，從而實現對管道泄漏信號的近似無損壓縮。
  16. This paper analyses the rate and distortion of multiple description based on this method. we formulate the rate and distortion models based on the analysis

    摘要對分層多描述編碼的速率失真進行了理論分析，並通過對失真以及速率與量化步長關系的分析，建立了分層多描述模型。
  17. Abstract : the present paper presents a new method for constructing optimal quantisation tables. the method produces optimal rate - distortion performance in a fixed block size dct

    文摘:提出一種構造擇優量化表的新方法.在一個固定塊尺寸的離散餘弦變換（ dct ）中，該方法可產生優化的率失真特性
  18. Comparing to polynomial regression and linear multi - variant regression, support vector regression can not only enhance the generalization ability but also avoid the discontinuousness in spectrum, and the spectrum distance distortion from converted voice to target voice are reduced to 33. 29 % and 35. 24 % respectively

    與多項式回歸和線性多變量回歸相比，支持向量回歸既提高了泛化能力又避免了頻譜不連續性，使轉換語音與目標語音的頻譜距離失真分別減少了33 . 29 %和35 . 24 % 。
  19. We put forward an adapted wavelet packet transform method - - adapted wavelet packet transform based on r - d rule which selects the best wavelet packet base according to r - d rule, in which best quantization method and huffman coding are used. this method produces the best compression version such that the error upon reconstruction is within an upper bound fixed a given value and obtains satisfactory compression results

    這種方法依據r - d準則優選出最佳小波包基，在優選過程中，用到了最佳量化法和霍夫曼編碼，從而保證了在給定的失真內使得壓縮比做的最高，取得了比較滿意的效果，為將來在dsp上實時的實現做好了鋪墊。
  20. Important missing aspects are : turbulent flow, numerical discretization techniques specially the relevant and difficult topic of numerical treatment of advection and related numerical methods of solution, variable property fluids, boundary layers, stability, etc. rather, it focuses on more primitive and fundamental issues of numerical treatment of advective equation and proper formulation of initial boundary value ( ib vp ). numerical problems associated with advective dominated transport include spurious oscillation, numerical dispersion, peak clipping, and grid oriention. however, the key of numerical solution of three - dimensional advective problem is searching for a high - precision interpolating function, which can keep the computational stability and low damping

    3 、針對三維純對流方程提出了實用的擬協調單元模式，並與線性插值模式和協調單元模式比較后表明，在物理量大梯度變化的情況下，線性插值模式會產生較大的數值阻尼，導致解的失真；協調單元模式具有極高的計算精度和良好的計算穩定性，還可較好地克服數值阻尼，但由於計及物理量的二階導數項，計算工作量大，邊界條件給定尚存在一定的困難；而擬協調單元模式不僅具有協調單元模式計算精度高的優點，還避免了物理量的二階導數項，可大大地減少計算工作量。
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