視頻性能 的英文怎麼說

中文拼音 [shìbīnxìngnéng]
視頻性能 英文
video performance
  • 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...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 能 : 能名詞（姓氏） a surname
  • 視頻 : [物理學] video frequency （v f ）; vision frequency; visual frequency; video視頻變頻器[變換器] vi...
  1. 3. based on analyzing the affection on coding performance of two operating modes in h. 264 nal layer, such as data partition mode ( dpm ) and signal slice mode ( ssm ), an adaptive channel uep scheme ( acuep ) for h. 264 video stream was proposed

    在研究了h . 264編碼視頻流在nal層下的兩種工作模式對編碼性能影響的基礎上，提出了一種h . 264編碼視頻流通道自適應非平等誤碼保護方案（ acuep ） 。
  2. This scheme firstly determined the operating mode of coded video stream in nal layer according to the current channel state before they were packed. the coded video stream operated under ssm in error - free channel so as to reduce the packing tradeoff and increase the coding efficiency. while in error - prone channel, they operated under dpm combined with improved unequal error protection ( uep ) scheme based on human eyes characteristic in order to elevate their robustness to channel error

    該方案中編碼視頻信息在進行打包封裝前，首先根據當前通道狀態信息自適應地確定其在nal層中的工作模式，在無丟包通道中採用單數據片模式以降低編碼視頻流的打包開銷，提高編碼效率；而在丟包通道中採用數據分區模式以提高編碼視頻流對通道誤碼的魯棒性能，同時基於人眼視覺特性，提出了一種改進的uep策略。
  3. Based on the research mentioned above, the paper introduces the method of how to realize basal software, combing the processing of high frequency ground wave over - the - horizon radar signal and the capability of dsp

    在此基礎上，本論文又針對工程實現的具體要求，結合高頻地波超視距雷達信號的信號處理方法與dsp性能，敘述了信號處理機的基礎軟體編程的具體實現。
  4. Recommended methods of measurements on receivers for television broadcast transmissions - part 5 : electrical measurements on multichannel sound television receivers using the nicam two - channel digital sound - system

    電視廣播接收機的推薦測量方法.第5部分:使用nicam雙聲道數字音頻系統多聲道電視接收機的電氣性能測量
  5. Processing video on high performance parallel computers has good potential and wide foregrounds

    在高性能并行計算機上進行視頻壓縮編碼具有很大的發展潛力，應用前景很廣。
  6. The second, the main work in the paper is discussed. they are include : the theory and character of electromagnetic leaking from a computer ; the theory of accumulation mean filter and pectination filter ; the analysis of synchronous signal precision, at 10 - 12 second level, for stably intercepting ; the technology requirement of receiver and data acquisition board for clearly displaying the images recovered from the intercepted data

    本文從計算機視頻電磁泄漏和數字濾波器兩方面的基本理論出發，詳細論述了計算機視頻信息電磁泄漏的原理及特點，指出視頻泄漏信息的頻譜是以行頻為周期的譜線；分析了重加濾波器和梳狀濾波器的性能；分析了視頻泄漏信息截獲的條件；推導出穩定截獲視頻泄漏信息需要對同步信號的精度控制在皮秒級；論述了清晰再現對接收機和數據採集卡的技術要求。
  7. It ' s very important to protect life and fortune of the country to make boiler of power plant running smoothly. after analyzing the tradition flame detecting method, we find it ' s has the problem of badly dynamic auto - adoptions, low perspicacity and single function

    本文在分析傳統鍋爐火焰檢測技術的基礎上，針對現有鍋爐火焰檢測系統動態適應性差、靈敏性低、功能單一等缺點，設計了基於通用視頻採集硬體的鍋爐火焰圖像檢測系統。
  8. 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。
  9. Audio localization technology, a new intersecting subject, touches on such research fields as psychoacoustics and physiology, artificial intelligence and high - capability computer system and so on. and it can help transfer and identify visible information, enhance the fidelity, imagination and immersion of 3d simulation environment. so it has a broad application future

    音頻定位技術作為一門新興的邊緣交叉學科，涉及聽覺心理學、聽覺生理學、人工智慧和高性能計算機系統等多個研究領域，且具有廣泛的應用前景，它可以幫助傳遞和識別可視信息，增強三維模擬環境的逼真度、想像力和沉浸感，在軍事和民用方面有廣泛的應用。
  10. Resemble with the digital watermark methods of the other media such as still image and video, digital audio watermark must account for some problems which consist of perceptual transparency, data bit rate, robustness, security and real - time etc. the robustness of watermark is vital to the practical application, which requires the watermark providing with significant data since it suffered from some intended attacks or unintended revisal

    與靜態圖像、視頻等數字水印方法類似，音頻水印的研究主要須解決感知透明性、數據嵌入率、魯棒性、安全性以及實時性等問題。水印演算法的魯棒性對于實際應用來說是至關重要的，它要求數字水印在遭受有意的攻擊或無意的修改後，仍能提供有意義的數據，這一性能對版權保護的應用顯得尤為突出。
  11. Audiovisual, video and television equipment and systems. part 20 : methods of measuring and reporting the performance of 16 mm sound film projectors

    視聽視頻和電視設備及系統.第20部分: 16mm有聲電影膠片放映機的性能測量和報導方法
  12. Specification for audiovisual, video and television equipment and systems - methods of measuring and reporting the performance of 16 mm sound film projectors

    視聽視頻電視設備及系統.第20部分: 16mm有聲影片放映機性能測量和報告方法
  13. It has powerful functions, easiness of installation, no regional limits sharing resources that are unmatchable for traditional video monitoring

    它的功能強大性、便於安裝性、不限地區性和資源共享性都是傳統視頻監控所無法比擬的。
  14. It has powerful functions, easiness of installation, no regional limits and sharing resources that are unmatchable for traditional video monitoring

    它的功能強大性、便於安裝性、不限地區性和資源共享性都是傳統視頻監控所無法比擬的。
  15. It is expected to be used for 3g personal handy - phone system as standard algorithms which encode speech signals and decode it. additionally, this kind of algorithms which own excellent quality can be application in viewphone and video order programme etc. the thesis introducethe algorithm structure of g. 729

    該協議在可預見的將來可能應用於三代移動通信系統中作為語音編解碼演算法。另外，由於其良好的性能也可應用在多媒體系統中如：可視電話，視頻點播等。本論文概要介紹了g . 729協議的演算法結構。
  16. In this paper, based on the study of vga graphic displaying theory and the theory of synchronizing display between led large - screen display system and crt image, a method, bit plane addressing method which has good effect -. high ratio of performance to price and can be implemented easily in circuits is discussed. and the principle and the implementation of the multi - gray led display system with programmable logic devices cpld and fpga are analyzed in detail

    本文在分析vga圖象顯示原理和led大屏幕與crt視頻圖像同步顯示原理的基礎上，論述了一種顯示效果較好、性能價格比高、電路上易於實現的方法? ?位平面尋址法實現多灰度圖象，並詳細分析了應用復雜可編程邏輯器件cpld和在線可編程邏輯器件fpga實現多灰度彩色led大屏幕圖像顯示的原理及電路實現。
  17. The increasing digitalization in all spheres of electronics applications, from telecommunication systems to consumer electronic appliances, requires high performance analog - to - digital converter ( adc )

    全球數字化視頻信號處理及便攜式通信技術等領域的快速發展，促使高性能a / d轉換器的研究成為當務之急。
  18. The paper is to design analogue lowpass filtering circuits with high performances. the circuits are used directly as anti - alias filters in an analogue front - end of video decoder ic ( integrated circuit )

    =本文旨在設計高性能的模擬低通濾波電路，用作視頻解碼晶元模擬前端中的抗混疊濾波器。
  19. The double - buffer technology saves memory resource, enhances memory efficiency ; the data - pulled technology improves the server ' s efficiency and performance, guarantees the video file to playback smoothly ; mpeg - 1 ensures the system ' s usability and feasibility ; directshow ensures the audio and video playback correctly ; the rtp / rtcp deals better with the system ' s real time. the pl vod system works normally on all sorts of mpeg - 1 streams

    雙緩沖區技術節省了內存資源，提高了內存使用率；客戶端拉技術提高了服務器的效率與性能，保證了節目文件的平滑回放； mpeg - 1多媒體壓縮標準保證了系統的通用性和可行性； directshowcom組件技術保證了音頻流與視頻流能夠正確回放； rtp rtcp協議較好地處理系統的實時特性。
  20. This paper introduces a video intelligent surveillance system, and presents the structure of the system, adaptability for bandwidth and the method for intelligent surveillance. it describes the key technologies, such as wlan, efficient video coding arithmetic based on spiht ( set partition in hierarchical trees ), intelligent alarm aroused by video - recognizing, and so on, gives out the testing results and important parameter of performance by realizing the system

    提出了基於無線網的視頻智能監控系統的原理結構、帶寬適應性和智能監控的實現方法，描述了系統中使用的無線組網、基於spiht視頻編解碼演算法和基於內容的視頻識別等關鍵技術，給出了系統實現后的實際測試結果及相關性能指標。
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