audio image 中文意思是什麼
audio image
解釋
聲頻圖像-
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。 -
In this dissertation, some algorithms of data hiding based on the digital image, text and audio are developed from the practical points of view
本文從工程實用的角度出發，研究了在圖象、文本和音頻中信息隱藏的技術。 -
Under the knowledge and research base of visulation lab. on medical domine, we bring forward a solution to implement multimedia cpr. the cpr can contain kinds of multimedia information incluing text, image, audio and video. for easing to use, our system provides a consistent and integrate software environment for users
憑借西北大學可視化研究所在醫學領域的多年積累，我們提出了一個實現多媒體電子病歷的具體方案，設計的電子病歷可以包含文字，圖像，音頻，視頻等多種媒體信息，為便於操縱，我們的系統為使用者提供了完整、一致的操作環境，為電子病歷的構建提供了一種新的途徑。 -
The digital watermark technology research is precisely developing rapidly under such kind of application request. the digital watermark is divided into text watermark, image watermark, audio frequency watermark and video frequency watermark from the carrier situation. at present, the digital watermark technology research has obtained the quite gratifying achievement already and its application already permeates many aspects of life
本論文先後介紹了數字水印、視頻數字水印的一些基本概念和相關情況，以及視頻水印方案的一些典型演算法;著重針對數字水印在電視領域的應用，闡述了應用於廣播監控的解決方案以及相應的水印嵌入和提取演算法。 -
" start writing into pictures " is the main feature of video - audio software, also called " writing among the picturesque scenes ". this is a way of imaginitive thinking that you can consider concrete pictures whlie writing. after the works is finished, the language and image will transmit the content and connotation to the audiences simultaneously
「提筆入畫」是視聽軟體寫作構思的主要方式，也稱為「在畫境中寫作」 ，這是一種邊寫邊考慮具體畫面的形象思維方式，作品完成後，語言和形象將同時向觀眾傳達作品的內容和意蘊。 -
Information technology - coded representation of picture and audio information - progressive bi - level image compression
信息技術.圖片和音頻信息的編碼表示.遞增二值圖像壓縮 -
A watermarking system will be an effective and valuable tool to solve it. watermarks can be applied to digital data such as still images, audio, video, etc. this dissertation considers digital grayscale image exclusively
在該演算法中，水印是指一個含有版權等信息的可視位圖，水印處理的對象是數字灰度圖象，但經擴展，此演算法可以應用於其它數字媒體，如彩色圖象、音頻和視頻等。 -
Vector quantization ( vq ) is an important technology in the field of image compression, which is widely used in various applications such as speech coding, audio and video compression, and teleconferencing systems
矢量量化（ vq ）是近年來圖像壓縮研究中的重要技術，廣泛應用於語音編碼、音視頻壓縮和遠程會議等系統中。 -
Legrand continues expansion in china by investing in tcl international electrical, the number - one in wiring devices in china, tcl building technology, which holds strong positions in voice data image ( vdi ), and shidean technology, the chinese leader in audio and video door entry systems at the end of 2005
總部位於上海的羅格朗中國，正通過其位於北京昌平的工廠和上海外高橋保稅區的物流中心支持著遍及全國的銷售隊伍，積極拓展國內低壓配電業務。 -
The characteristic and key technologies of the system are as follows : ( 1 ) in realizing the live broadcast of audio and video, the problem of immense multimedia data and low networks bandwidth utilization ratio is solved by using mpeg - 4 as format of audio and video data. audio and video data are collected by video card cv500 which developed by beijing sum tone company ; meanwhile, the contradictory between the delay of networks transmitting and the quality of the image is well solved by setting a " bi - buffer area "
系統實現中解決的關鍵問題和特色主要有以下幾個方面： （ 1 ）在視音頻直播功能的實現中，通過使用北京算通公司的cv500視頻採集卡和cv500sdk進行視音頻數據採集，並採用當今最新的圖像和語音編碼壓縮標準mpeg - 4作為視音頻數據的採集格式，既保證了圖像的質量，又大大縮減了視音頻所佔的帶寬，從而解決了多媒體數據量大、網路帶寬利用率低的問題；同時，通過設置環形緩沖區的辦法來調和網路傳輸延時與圖像質量之間的矛盾，取得了較好的效果。 -
The development of multimedia in broadband network brings us new chanlledges of different media objects, such as audio, image & video
寬帶網技術的發展，導致視頻存儲、傳輸控制及終端表示新的挑戰。 -
Comparing with the image watermarking, the audio watermarking have a few characteristics : 1. comparing with the visual media, audio frequency signal has less sampling points at every time interval. 2. owing to human audition systems, it is more sensitive than human vision systems, therefore, it is more trouble to realize the imperceptibility of audition compared to the vision systems. 3. to stick up to the cut attack, embedded watermark should keep synchronization. 4. because of the bigger memory payload of audio frequency signal, the initial audio frequency signal must be removed during the extract in order to protect the maneuverability of project
數字水印技術是近幾年來學術界興起的一個前沿研究領域，提高演算法的魯棒性、安全性、實用性是數字水印的研究方向。本文提出的基於可視密碼術的小波域下量化系數的魯棒性音頻數字水印方案，其優點在於利用小波變換的多解析度特性在保證水印魯棒性的同時使水印對原始音頻信號的影響達到最小，採用量化系數的方法嵌入水印信息實現了盲水印，提高水印的工程應用價值。 -
Besides this, conferencing systems, additional led displays, additional lcd desktop systems, audio amplification systems, digital recording, image processing systems, signal processing and conversion systems, and long distance control systems must all be integrated
除此以外，還有遠程會議系統、 led輔助顯示系統、桌面液晶輔助顯示系統、音頻擴聲系統、數字錄音系統、多畫面圖像處理系統、音視頻信號處理切換系統、遠程監控系統等組成。 -
But if you want to experience the superior sound and image quality of sacd, you still need to purchase a better audio - visual system such as speakers
優良的音質及畫質，你就要購買比較好的視聽設備如喇叭等 -
To solve these problems, this paper presents a new way, using java program language develop a " pure java " collaborate system based of browser / server which has virtues of better audio / video collaborate character. it provides many intercommunicate ways through groupware such as whiteboard, chat room, image slide and audio / video conference
它向協作用戶提供白板、文字討論組、身份認證、音頻視頻協作會議等協作組件，通過它們可以方便地利用文字、簡單圖形、圖片、聲音、視頻圖像進行交流協作。 -
The designed system includes functions of audio and video broadcast, screen image broadcast, interaction of electronic whiteboard, real - time courseware making, etc. the realization of the system relies on technologies of mpeg - 4, streaming media, network, database, smil and takes visual c + + of microsoft as the development tool
所設計的系統具有視音頻廣播、屏幕圖像廣播、課件製作等功能。系統的實現綜合採用了mpeg - 4技術、流媒體技術、網路技術、數據庫技術和同步多媒體集成語言smil等，採用微軟的visualc + +作為開發工具。 -
Mpeg - 2 is an international standard about digital motion picture and audio signalizing for using in telecomunication, broadcasting, storage media and computer field established by iso / iec [ 1 ], [ 2 ]. hdtv ( high definition television ) technology integrates the most advanced image compression encoding technology and the digital communication technology, which is representative of the third generation television
Mpeg - 2作為數字視頻壓縮技術和國際通用標準，在視聽工業、多媒體通信、數字視頻廣播以及未來的信息高速公路等領域有著廣闊的前景。高清晰度電視（ hdtv ）是當今世界上最先進的圖像壓縮編碼和數字通信技術的結合，是第三代電視的標志。 -
As the information era proceeds, highly developed digital image processing technique and communication technique make multimedia communication possible, and it is now on the way of progress. video conference have received more attention as an example of multimedia. in this paper we first describe the construction and characteristic of the video conference system and analyze the theory of protocol with itu - t h. 323 recommendation which inculde video and audio codec standard, communication control protocol h. 245. call signalling protocol h. 225, as well as procedures within these protocols define how these components communicate. also an experimental video conferencing system is designed and some relating key technologies are studied, which include multithread programming, transmission technology, mcu technology, qos mechanism and so on. especially, a video codec based on h. 263 recommendation with high fram rate as well as high compression ratio is researched and implemented because of importance of video application, which solves the bad image reconstrction quality problem existed in the most present video systems that adopt h. 261 video compression algorithm. by using these technologies. a video conferencing system is implemented based on lan. the system that the paper provides is easy to implement and the results of exmperiment is good. such system can be widely used in the fields such as business conference, distance education etc. and it is of good practical value
隨著信息時代的前進，數字圖像處理技術和通信技術的高度發展，多媒體通信已成為可能並已初具規模，視頻會議作為它的一個具體應用實例受到普遍關注。本文首先對國際電信聯盟itu - t制定的基於分組交換的多媒體通信h . 323系列建議進行了闡述，其中包括ip網路視頻會議系統的結構組成、視頻傳輸標準、音頻傳輸標準、系統的信息碼流、通信控制協議h . 245和呼叫信令協議h . 225以及會議系統的進行過程。在此基礎上給出了ip視頻會議的實現的整體框架，為系統的軟體實現進行了模塊的劃分和整體設計，分析了各個模塊的功能、作用。 -
The system can be used to capture video, audio, text and image data
為了達到以上目的，本系統整合了多個模組來提供不同的功能。 -
In the field of monitor and control, going with the development of the science and technology, people desire the higher quality of image. as a type of image sensor with the high performance, the ccd became the main image acquirement device using at the advanced equipment for the monitor and control naturally because its high resolution 、 high sensitiveness and high dynamic range and so on meet the market ; at the same time, wireless video and audio transmission system has been used more and more because of its convenience and nimbleness
在監控領域，隨著科技的進步和技術的發展，人們對監控圖像質量的要求也越來越高。而ccd作為一種性能優異的圖像傳感器，具有解析度高、靈敏度高以及動態范圍寬等優點，正好迎合了市場的要求，自然而然地成為高端監控設備圖像獲取端圖像傳感器的首選;同時，由於無線設備使用的方便性及靈活性，使得無線影音傳輸系統的應用越來越廣泛。
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