視頻變換 的英文怎麼說

中文拼音 [shìbīnbiànhuàn]
視頻變換 英文
video transformation
  • 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
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 換 : 動詞1. （給人東西同時從他那裡取得別的東西） exchange; barter; trade 2. （變換; 更換） change 3. （兌換） exchange; cash
  • 視頻 : [物理學] video frequency （v f ）; vision frequency; visual frequency; video視頻變頻器[變換器] vi...
  1. 300 75 balun for fm and tv broadcast receiver

    調頻電視廣播接收機用300 75平衡-不平衡阻抗變換器
  2. This paper refers to several creation in compatibility with large volume of fed display and conversion of different video signal. it firstly used special central chip al300, designed correlative circuits, successfully developed vga full - color fed console system, compatible with resolution 1280 1024, achieved functions such as multi - video signal conversion and interleaving, met vga ’ s resolution of fed. it firstly designed and fabricated vga interface and separated video interface - - s - video, converting several video signals to 24 bits full - colored digital image signal in fed driving system, achieved separation of luminance signal and chromatism signal, enhanced the bandwidth of luminance signal

    首次採用平板顯示專用控制晶元al300 ，設計並製作了相關配套電路，支持的最高解析度是1280 1024 ，實現解隔行和多種視頻格式轉換的功能，滿足了fed顯示屏對vga解析度的要求。首次在基於fpga的vga級彩色fed控制系統中設計並製作了vga介面和分離電視信號s - video介面，可以將多種視頻信號變換為fed驅動系統可用的24位彩色數字圖像信號，實現亮度信號和色差信號的分離，提高了亮度信號的帶寬。
  3. Generic specification - image converter and image intensifier tubes ; german version en 112000 : 1992

    總規范.光電圖像變換管和視頻放大器管
  4. Our video post - processing algorithm can only convert several tipycal types of interlaced signals to de - interlaced signals. while the 21 types of video display formats must be achieved by video display module. in this dissertation. we provide the design method of video display module in detail based on the introduction of multiplicate video display formats. at the mean time, in order to improve image quality further, by analyzing and comparing a variety of currently popular image sealer methods. we provide a alternative way for selecting appropriate image sealer methods

    視頻后處理演算法只針對幾種典型的輸入制式進行隔行變逐行的轉換，而多達21種的視頻顯示格式主要通過視頻顯示模塊來完成，因此，本文在介紹多種視頻顯示格式的基礎上，詳細介紹了針對我們目前版本的視頻后處理晶元視頻顯示模塊的設計方法，並且為了在視頻后處理晶元的后續版本中，進一步提高視頻顯示的質量，本文對圖像插值的方法也進行了探索，通過比較和分析目前多種流行的圖像插值方法，得到了后續版本圖像插值方法選擇的方向。
  5. We use fast fourier transform arithmetic to calculate two seriate images. this article discusses the basic principle of the cross - correlation arithmetic in detail, discuss each stage of its produce and development and also discuss the thinking, the merit and the defect of each algorithm. based on these discusses, we confirm our algorithm and realize it in programming with c + +

    粒子圖像的匹配演算法的主要運算是將兩連續的視頻圖像進行基於快速傅里葉變換的互相關運算，本文詳細論述了相關演算法的基本原理，它的產生和發展的各個階段，在比較了各種演算法的基礎上確立了自己的演算法並以c + +編程實現。
  6. We adjust the strength of embedded watermark in according to the visual model in the ridgelet domain. experimental results show that our algorithm is very effective. performance improvement is obtained

    論文根據小脊變換域中的視覺模型，按照小脊變換域中計算出水印嵌入強度的權重，用擴頻的方法來嵌入水印信息。
  7. The emphases of the researches are focused on the dct transform in the video signals processing, the theories of huffman encode and motion compensation algorithms

    主要研究了離散餘弦變換對視頻圖像的處理，霍夫曼編碼原則和運動補償的原理。
  8. From the experiment results, it indicates that, after the watermarked mpeg - 4 video suffer filtering, rotation, scaling and transcoding, the watermark possesses good imperceptibility and robustness

    實驗表明，演算法在mpeg - 4水印視頻經過濾波、旋轉、尺度變化、代碼轉換編碼等處理后，水印在可見性和魯棒性等方面取得了良好的效果。
  9. So this part is dealt with separately. dcpm method is employed to improve the quality of image coding with making full of the relativity of the wavelet coefficients. according to the different importance degree and vision character of the high frequency wavelet coefficients, different thresholds are applied to remove small coefficients ; then mannos module are applied to remove the visual redundancy ; in order to produce more zero - tree, horizontal and vertical wavelet coefficients are transformed accordingly to improve the compression ratio

    對于小波變換后的小波系數的高頻部分，根據其分佈特性和人眼的視覺特性，採用視覺模型對零樹量化過程的閾值進行修正，有效地去除視覺冗餘；對各高頻子圖採用多級樹集合分割的零樹編碼方法，有效地利用系數編碼剩餘符號，進一步提高壓縮比。
  10. The thesis firstly analyzes the signal form of frequency modulated interrupted continuous waveform ( fmicw ) in theory, studies the principles of detecting range and velocity for fmcw, and further discusses the essential processing methods of the fmicw signal form, including the range transform processing method based on the strict corresponding relation between time and frequency domain, the velocity doppler transform, the digital beam forming

    本文首先從理論上分析了在高頻地波超視距雷達所用的線性調頻斷續波信號的形式，研究了fmcw雷達測距測速原理，並深入地探討了fmicw信號的基本處理方法以及具體的演算法，主要包括距離變換中採用的時間波門相關處理方法，速度多普勒變換，數字波束形成。
  11. The importan charateristics of wat902h camera and pci 500 camera and methods of capturing video are also included in this paper. imaging computer outside submarine can transfer data between control computer in the submarine by w2k ' s tednal service with highspeed. due to specific charaeristics of undersea optical imaging, underwater imaging processing technique fall into two categoriesfhardware and software, hardware are the design of the lenses used in waer and the choice of high - quality ccd caxner4the other is compllter digital irnage processing, that is mainly gray - level boformation and image sharpening. underwater image - processing software is designed on the basis of image processing on windows avi digital video file

    由於水下光學成像的特殊性，水下圖象處理技術應該包括硬體和軟體兩個方面，硬體即水下專用成像鏡頭的設計與高性能的ccd選擇，後期圖象處理軟體是利用計算機數字圖像處理技術提高水下拍攝圖象的質量，處理方法主要有灰度變換和銳化處理；實現了對windowsavi數字視頻文件文件的圖像處理技術，並在此基礎上完成了水下電視系統圖像處理軟體的設計。
  12. Researched four technology of structure conversion about digital video, de - interlaced, frame ratio down or up, row ration down or up, the width and high transforming, implemented lots of corresponding arithmetic of four techniques, motion compensate structure conversion method based on the motion estimating improved the image sequence definition and liquidity degree

    4研究了數字視頻結構變換的四種技術：去隔行技術，變頻技術，行頻轉換技術，寬高比變換技術。實驗驗證了大量的相關演算法，其中基於運動估計的運動補償結構轉換方法，清晰度和流暢度得到了很大的提高。
  13. In this paper, chroma dc coefficients are selected as the carrier data because chroma dc coefficients are robust. also, alterable steps are used to select one part of the coefficients, so the watermark is imperceptible ; before watermark embedding, the watermark is divided into many parts, every part is individually embedded into one gop of the video, even if a gop is destroyed, the watermark can be extracted correctly, this methods promotes the robustness of the watermark ; in addition, in order to promote the security of the watermark, the user ' s id and password are used to generate chaos sequence by the chaos system which is created in this paper, later, watermark is mixed by the chaos sequence. also, the embedding position of the watermark bit is modified by one chaos sequence, so, unauthorized person can not extract or remove the watermark, since the embedding position is unknown

    本文認為，色度dc系數是魯棒性非常好的參數，因而選擇色度dc系數作為水印信息載體，同時，採用可變的步長選擇部分系數，保證了水印的隱形性；在嵌入水印時，本文採用水印信息「網格劃分」 、各子塊獨立嵌入視頻的方案，由於水印信息子塊是相對獨立的嵌入視頻中的每一相對獨立的圖組當中，即使某一圖組收到一定破壞，也能夠恢復水印信息，使水印的健壯性得到提高；此外，為了提高水印信息的安全性，在嵌入水印信息時，根據用戶輸入的id號和密碼，利用本文構造的混沌系統產生的混沌序列對水印信息進行變換，同時，對每一水印信息比特的嵌入位置也採用了偽隨機序列進行調整，這樣，未授權用戶不能提取水印信息，也難以擦除其中的水印信息，因為嵌入的位置是未知的。
  14. At the same time, an automatic gain control and floating threshold setting intelligent detecting and processing method based on linear ccd is proposed, and the disposal and transform of ccd video signal is carried out by hardware and software

    提出了一種基於線陣ccd的自動增益控制和浮動閾值的智能信號檢測與處理方法，用硬體和軟體實現了對ccd視頻信號的進行處理和變換。
  15. H. 26l / h. 264 is a new video compression standard provided by itu - t and iso / iec, which faces to very low rate video communication. it uses a new dct transform method as 4 * 4 integer dct. it can reduce block effect, while it is clear and easy to realizen, has high precision, computes fast and costs less memory

    H . 26l / h . 264是itu - t與iso / iec聯合提出的一種較新的面向甚低碼率視頻通信應用的視頻圖像壓縮標準，採用了一些新的編碼技術，使用了新的dct變換方法: 4 4整型dct變換，該變換具有減小方塊效應，演算法明晰簡單、易於實現，運算結果精度高且不會溢出，運算速度快，佔用內存小等優點。
  16. In this paper, a gray video md - 3d - spiht algorithm is proposed, which extends the md - spiht algorithm into 3d - spiht. this method is to divide the 3 - d wavelet coefficients into some number p of different groups according to their spatial and temporal relationships, and then to encode each group independently using 3d - spiht algorithm, so that p independent embedded 3d - spiht substreams are created. multiple descriptions are created

    2 、將md - spiht方法推廣應用於視頻序列，提出了灰度視頻md - 3d - spiht演算法，該演算法先對一組視頻圖象進行多級離散三維小波變換，在小波域建立空間方向樹，及對空間方向樹分組，再分別對各組進行3d - spiht編碼，即產生多個描述，且每一描述的碼流是完全嵌入式的，易於實現質量可分級編碼。
  17. At last a new image - adaptive waermarking scheme is brought forward, which takes full advatage of the good characters of wavelet bof orm and human visual system based on spread spectri theory and the algorithrn has good robusiness and capacity both the gray - l ev e l - im ag e - adapti ve watermarking system and c o lor - image watermarking system based on the image - adaptive watermarking scheme in the yuv color - mode space are implemented

    在保證水印不可見和魯棒性的前提下，論文基於小波變換提出一種圖像自適應的數字水印方案。這種方案以圖像為水印，基於擴頻原理，充分利用小波變換的優良特點和人眼視覺特性，結合圖像自身特性，使嵌入的水印既有良好的魯棒性又有良好的容量。
  18. Some novel enhancing morphologic translation algorithms such as mark, areaselect, bylsland, island are implemented in the experiment of this thesis. and what ' s more, making full use of overlapping movement compensation, embedded zerotree wavelet translation encoding and contend - based wavelet translation, this thesis has achieved the human - face - central video compression of the key objects

    實驗中提出了一系列新型增強形態變換演算法，如mark 、 areaselect 、 byisland 、 island等，並且將交疊運動補償、零樹小波編碼、基於內容的小波變換等有機地結合起來，實現了基於人臉關鍵對象的視頻壓縮。
  19. Finally, the paper introduces the software and hardware implementation of h. 264 coding system as well as the optimizing of transform part. video collection and pretreatment module includes the functions of video frame collection, frame format convert and video data storage. the optimizing of transform program is according to the optimize principles and the characteristics of blackfin533

    視頻採集及預處理模塊實現圖像的採集、圖像格式的轉換及預存儲; h . 264編碼模塊的實現與優化部分介紹h . 264編碼的dsp實現，並對整數變換的原理進行分析，根據優化原則並結合blackfin533的特點，實現整數變換程序的優化。
  20. 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。
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