視在質量 的英文怎麼說

中文拼音 [shìzàizhíliáng]
視在質量 英文
apparent mass
  • 視 : Ⅰ動詞1. （看） look at 2. （看待） regard; look upon 3. （考察） inspect; watch Ⅱ名詞（姓氏） a surname
  • 質 : Ⅰ名詞1 （性質; 本質） nature; character; essence 2 （質量） quality 3 （物質） matter; substance;...
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 質量 : 1 [物理學] mass 2 （產品或工作的優劣程度） quality 3 economy （離子源的）; 質量標準 quality level...
  1. 2, under equally see the quantity, compress the calculate way s exportation code plain deal connect the good and bad that decide its function of the good and bad, or say, output the code the term of same alike rate the bottom, and the portrait quantity reflected the function of the compression calculate way. adopt with dv all because of the m - jpeg an inside compress the way, efficiency of their compression certainly want lower than mpeg2. certainly, this is an average circumstance, at the time that low code rate, the mpeg2 can compare the m - jpeg compression the ratio high and a lot of but keep the good diagram to resemble the quantity ; but at request the diagram to resemble the quantity the good time for example the sow the room program edit with empress period creation, their difference to is not very big. too is to say, just at the compression efficiency that not emphasize the portrait quantity that the circumstance, mpeg2 is high

    2在同樣的視頻質量下，壓縮演算法的輸出碼率直接決定其性能的優劣，或者說，輸出碼率相同的條件下，圖象質量的優劣反映了壓縮演算法的性能。由於m - jpeg和dv都是採用幀內壓縮方式，它們的壓縮效率當然要比mpeg2低。當然，這是一個平均情況，在低碼率的時候， mpeg2可以比m - jpeg的壓縮比高很多而保持較好的圖像質量而在要求圖像質量很好的時候比如演播室節目編輯和後期製作，它們的差別不是很大。
  2. 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。
  3. In improved uep scheme, the syntax elements belonged to luminance parts and chrominance parts was reassigned to different data partitions. those packets containing syntax elements belonged to luminance parts were got error protection at high level so as to guarantee their correctness during transmitting in error - prone network. simulation has shown that using proposed scheme, the packing tradeoff is decreased 8240 bytes in error - free channel and also the output bits and bit rate of coded video stream are decreased 2. 70kbits and 0. 33 kbps respectively

    模擬實驗表明，本方案能在無噪通道中有效降低編碼器端8240位元組的打包開銷和2 . 70kbit的輸出比特數以及0 . 33kbps的比特率，而在有噪通道中可使解碼輸出重構視頻圖像的視覺質量得到一定程度的提高，亮度分量峰值信噪比可增加近1db 。
  4. The human eye is not a perfect optical system, we analyzed the optical factors of affecting the human eye vision quality, such as diffraction on small pupil, the aberration of the eye system, the size of the pupil, illumination arid optical dispertion

    摘要人眼作為一種光學器官，存在著一些光學缺陷，從物理學的角度分析了小瞳孔的衍射效應、眼球光學系統的像差、瞳孔尺寸、照明度和光學散射等對人眼視覺質量的影響。
  5. We study the code model characteristic of videos, analyse the characteristic of mpeg data structure and similarities and differences of forms of avi video. the method which compresses the information of an image and the differences of images is adopted to reach the high compression ratio. mpeg compresses algorithms as the international standard, is supported together by many computer platforms now, have better compatibility than avi video

    論文首先簡要地介紹了課題背景和當前的研究狀況，研究了視頻編碼模型特點，分析了mpeg - 2數據結構特點和avi視頻格式的異同，在同等的視覺質量范圍下mpeg - 2採用有損壓縮方法減少運動圖像中的冗餘信息從而達到高壓縮比，因此mpeg - 2壓縮演算法作為國際標準，被許多的計算機平臺共同支持，較avi視頻具有更好的兼容性。
  6. Any discrepancies or issues with packaging will be handled as quality failures and are subject to the normal process of disponsition and corrective action request

    如在包裝上任何差異或其他問題，均會視為質量不符，並將按例要求糾正。
  7. Simulation has shown that the proposed scheme can achieve more accurately in similarity examination than scheme which proposed by [ 102 ]. so the bit number of coded video stream was decreased about 22. 95 percent and thus the compression ratio was improved. although the coding cost was increased about 8. 25 percent by using proposed scheme

    模擬實驗表明，與文獻[ 102 ]方案相比，提出的方案雖然增加了約8 . 25的編碼器編碼耗時，卻有效提高了對視頻序列突變幀的檢測精度，從而進一步降低編碼器端輸出編碼視頻流的比特數達22 . 95左右，在基本不影響重構視頻信息視覺質量的同時提高了編碼器的壓縮效率。
  8. After the comprehensive consideration of different architecture, the dct domain partial encoder transcoding scheme, which eliminated the drift error by motion compensation, was chosen as the system architecture. this architecture not only kept the video quality well, but also intelligently utilized the coding information of the input compressed video stream

    在綜合考慮各種結構性能的基礎上，確定了基於dct域的部分編碼轉碼架構為轉碼器結構，從而在保證視頻質量的同時最大限度地利用壓縮碼流中的信息，提高轉碼效率。
  9. Although the constituents are whirling around inside each proton, from outside we see a proton as a coherent object with an intrinsic mass, which is given by adding up the masses and energies of its constituents

    雖然這些組成粒子在每個質子內部?旋著，但從外部視之，我們所觀察到的質子只是一個帶有內在質量的整體，其質量等於組成粒子質量與能量之和。
  10. 9 iso iec jtc1 sc29 wg11 n3908. mpeg - 4 video verification modelversion 18. 0

    在丟包環境下，取得更好的解碼視頻質量。
  11. The whole system is simple, convenience and prone to maintain. in the application, the new system can run continually and stably

    整個系統簡單方便，易於維護，實踐表明在視頻質量要求不高的情況下，完全可以保證系統持續、穩定地運行。
  12. Unfortunately, in these situations, the notorious blocking artifacts resulting from block dct set a severe limit on the achievable bit - rate with acceptable quality

    然而，基於dct的傳統視頻壓縮方法由於在低比特率下出現塊失真嚴重影響恢復視頻質量。
  13. China s automotive industry is suffering from over - capacity and low no profitability throughout the value chain. on the other hand, environmental and energy pressures are making a greater impact on the industry than ever

    雖然最終質量管理的成效和許多因素相關，但在很多企業，組織架構在質量管理中的作用被明顯忽視，這極大地增加了質量風險。
  14. Due to the importance of earnings index in evaluating the managing achievements and gaining ability, some listed companies often manipulate earnings index. for example, the managers color financial reporting in order to enhance issuing price before coming into the market ; the managers manipulate earnings management to obtain share allotment qualification or avoid being deficit in three years ; on the side, the managers tend to manipulate earnings for their interests. the measures and methods of earnings manipulation in public companies are more and more, for example, affirming earnings in advance, altering means of accounting operation, the recombining of assets, related deals. the financing data of earnings reporting cannot reflect the truth, which cannot forecast things in the future. without good quality, the earnings losses reference value. the low quality of earnings will mislead investors and bring them serious lose

    因此，本文認為我們在進行企業的盈利能力評價時，不能單一地考察會計盈餘數據，還要深入研究會計盈餘的質量問題。因為雖然會計盈餘指標可以反映企業收益的總體水平，但由於它不能反映其具體內容構成與形成過程，也就無法揭示它的內在質量。比如，對一個收益質量很差，但卻有較高收益總量的企業來說，如果投資者僅僅考察其利潤總額數，而忽視了其利潤總額的構成，往往就會被表面假象所迷惑，從而誤認為該企業的經營業績較高;但從收益質量上對該企業
  15. Now error control technology ( ect ) had became a key technique which was wildly used in video communication filed. this technique could effectively improve the visual quality of decoded video information output from receiver

    誤碼控制技術（ ect ）是目前廣泛應用在視頻通信領域，用以有效改善視頻信息接收端解碼輸出視頻信息視覺質量的一項關鍵技術。
  16. Generally speaking, a coding algorithm must be low complexity and work at high speed. in this paper, the coding methods are studied to increase coding speed. firstly, a novel method based on temporal prediction to detect all - zero dct coefficients is proposed, which can greatly reduce the coding cost and maintain a good tradeoff between correct detecting ratio and false detecting ratio with little additional computation

    本文以h . 263壓縮編碼標準為基本框架，針對其中影響壓縮效率和速度的瓶頸展開研究，包括快速運動搜索演算法的研究、預判零方法的研究以及mmx技術在視頻編碼中的應用等，提出了一種基於時域預測的預判零新方法，在不影響重建視頻質量的條件下具有較高的判別效率，節約了大量dct變換和量化的時間，提高了編碼的速度，達到了實時性要求。
  17. Fractal image compression coding ( ficc ) is a new image coding method developed in recent years and has been studied extensively. based on the analyze of conventional fractal coding and decoding, a fractal image coding algorithm based on changeable threshold and creative function is proposed in this paper. new algorithm is to be in accordance with the feature of human visual system

    本文通過對傳統分形圖像壓縮編解碼的分析，提出了門限變化和生成函數改進的編碼演算法，此演算法在一定程度上與人類視覺系統特性相符，我們在理論上證明了在相同的條件下，用改進的生成函數恢復的圖像在質量方面比傳統的生成函數要好，恢復圖像的信噪比有所提高。
  18. The format allows streaming of audio ( on - line music, internet radio ) with low bandwidths. because of the low bandwidth priority, quality is often reduced

    該格式允許使用低帶寬音頻（在線音樂、網路廣播）流。因為它保證了低帶寬的運行狀態，所以播放的音頻、視頻質量不佳。
  19. This text introduces a kind of video detecting technique that can be used extensively in video matrix system, its principle is to detect intensity of the signal of the video and synchronous information through the module of video detection in real time, and send the data to host computer of matrix system through rs232 communication for feedback, thus matrix system can get video quality information of cameras in the control - range in real time, then can make relevant decisions

    摘要介紹一種在視頻矩陣系統中可以廣泛應用的視頻檢測技術，其原理是視頻檢測模塊對視頻信號的強度和同步信息進行實時檢測，然後再將檢測后的數據通過rs232通訊反饋到矩陣系統的主機，從而矩陣系統就能夠實時獲取所監控范圍內各攝像機的視頻質量信息，進而可以作出相關決策。
  20. The block - based discrete cosine transform ( bdct ) suffers from visible blocking artifacts between adjacent image blocks at low bit rates, which reduces the image visual quality

    摘要塊離散餘弦變換在低比特率時其恢復圖像的塊邊界上會出現明顯可見的方塊效應，從而降低了圖像的視覺質量。
分享友人
分享到 Line

分享到臉書