scalable video coding造句
例句與造句
- rate control scheme for base layer in scalable video coding
基于可分級(jí)編碼基本層的碼率控制方法 - so scalable video coding ( svc ) is presented . recently, it has been researched intensively and has got noteworthy achievement
于是可伸縮性視頻編碼(svc)便應(yīng)運(yùn)而生,并且成為近幾年視頻編碼領(lǐng)域的研究熱點(diǎn),取得了顯著的研究成果。 - this thesis has focused on the key technologies of video transmission system, including fine granular scalable video coding, congestion control and error control technology
然而，由于視頻的信息量大，且internet又是盡力型網(wǎng)絡(luò)，因此internet上的視頻通信也是一個(gè)研究難點(diǎn)。 - due to its multiresolution, time / frequency localization and lower time complexity, wavelet is suitable for scalable video coding, which has been applied to coding algorithms such as ezw, spiht and ebcot
隨著用于圖像壓縮的ezw、spiht和ebcot模型及用于視頻壓縮的3d-ezw、3d-spiht和3d-escot模型的出現(xiàn)，基于小波變換的嵌入編碼已成為圖像視頻壓縮研究的主流。 - second, an adaptive rate-distortion model is proposed by extending directed acyclic graph model for fine granular scalable video coding . we add rate, original distortion and adaptive scale to the directed acyclic graph model
其次,針對(duì)精細(xì)粒度可擴(kuò)展視頻編碼技術(shù),本文擴(kuò)展有向無(wú)環(huán)圖模型,在該模型中加入碼率,原始失真和自適應(yīng)因子等屬性,建立了自適應(yīng)率失真模型。 - It's difficult to find scalable video coding in a sentence. 用scalable video coding造句挺難的
- the detailed fine granular scalable video coding technology and several improvements are presented . in the third part, a communication framework for fine granular scalable video stream is proposed . this framework has integrated video coding, decoding, congestion control and error control mechanism for video transmission
本文提出了internet中精細(xì)分層編碼的視頻通信系統(tǒng)框架，該框架有機(jī)地集成了精細(xì)分層的視頻編解碼、視頻傳輸中的擁塞控制和差錯(cuò)控制等技術(shù)。 - this thesis introduces a motion compensated 3d wavelet scalable video coding system . and three key techniques of the coding system have been thoroughly researched, namely mc temporal filtering, 3d wavelet transform structure and 3d wavelet subband coding . firstly, traditional wavelet transform theory and wavelet lifting scheme are illustrated
本文在對(duì)運(yùn)動(dòng)補(bǔ)償三維小波可擴(kuò)展視頻編碼框架進(jìn)行分析的基礎(chǔ)上,對(duì)該框架涉及的三個(gè)關(guān)鍵技術(shù),即運(yùn)動(dòng)補(bǔ)償時(shí)域?yàn)V波、三維小波變換結(jié)構(gòu)以及三維小波子帶編碼進(jìn)行了深入研究。 - scalable video coding ( such as mpeg-4 fgs and jvt svc ) and streaming is one of the most promising technologies . in this thesis, we investigate the key problem of scalable video coding and streaming : rate-distortion analysis and approximation, with which we also design some simple and effective smooth quality reconstruction algorithms of video streaming
本文主要的內(nèi)容和創(chuàng)新點(diǎn)包括:由于廣義高斯分布ggd(generalizedgaussiandistribution)的高度靈活性,理論上和實(shí)際中它都可以非常好地描述離散余弦變換(dct)和小波變換(wavelettransform)的編碼系數(shù)(transformcoefficients)。 - scalable video coding ( such as mpeg-4 fgs and jvt svc ) and streaming is one of the most promising technologies . in this thesis, we investigate the key problem of scalable video coding and streaming : rate-distortion analysis and approximation, with which we also design some simple and effective smooth quality reconstruction algorithms of video streaming
本文主要的內(nèi)容和創(chuàng)新點(diǎn)包括:由于廣義高斯分布ggd(generalizedgaussiandistribution)的高度靈活性,理論上和實(shí)際中它都可以非常好地描述離散余弦變換(dct)和小波變換(wavelettransform)的編碼系數(shù)(transformcoefficients)。 - in the fourth part, some key technologies about fine granular scalable video coding, decoding and rate shaping are surveyed, including how to shape the stream to get a better psnr, and how to allocate the rate of base and enhancement layer . a comparison study on the rate shaping analytic model of normal layered coding and fgs coding is presented
另外，本文在對(duì)現(xiàn)有的fgs編解碼技術(shù)深入研究的基礎(chǔ)上，改進(jìn)了精細(xì)分層編碼中的截取算法，并討論了碼率分配算法，通過(guò)實(shí)驗(yàn)得到了碼率分配的重要結(jié)論，且提出和對(duì)比了一般分層編碼和精細(xì)分層編碼的碼流截取算法解析模型。 - it imposes some bad impact on video implement over network and imposes many challenges to the traditional nonscalable video coding technology which is not efficient for transmission video over the error-prone . then the scalable video coding technology was proposed, which can provide a rang of bitrate change and its redundant video content compensate the transmission error, but loss coding efficiency
傳統(tǒng)的不可分級(jí)編碼技術(shù)已經(jīng)不能滿足視頻在這類網(wǎng)絡(luò)上的傳輸需要，就提出了可分級(jí)編碼技術(shù)，它能提供一定的位率可變范圍，同時(shí)因可分級(jí)性而帶來(lái)的冗余信息也在一定程度上補(bǔ)償了因傳輸誤差而引起的視頻內(nèi)容的損失，但也因此而損失了編碼效率。 - aiming at head-and-shoulder video sequences often showed in those fields such as visual telephone, video conference and etc ., with human visual characterstic to best advantage, a scalable video coding method based on human face detection and tracing is presented in this paper . the reconstructed image sequences with good subjective quality can be obtained with very-low bitrate
本文在充分考慮人眼視覺(jué)特性的基礎(chǔ)上，針對(duì)可視電話、視頻電視會(huì)議等領(lǐng)域經(jīng)常出現(xiàn)的視頻頭肩序列圖像，提出了一種面向人臉檢測(cè)與跟蹤的視頻分級(jí)編碼方法，在極低比特率的情況下，接收端仍能獲得視覺(jué)質(zhì)量較好的恢復(fù)序列圖像 - in term of bandwidth fluctuation of internet, proposes two types of scalable video coding scheme adapted to transmission of internet, that is, a fine-granularity spatially scalable video coding and a progressive fine-granularity scalable video coding . meanwhile, proposes a wavelet transform's algorithm using for lower rate coding
同時(shí)針對(duì)internet上傳輸帶寬波動(dòng)性，提出了兩種可用于internet傳輸?shù)目缮炜s視頻編碼方案--fgss(精細(xì)空間可伸縮視頻編碼)和pfgs(漸進(jìn)精細(xì)可伸縮視頻編碼)，提出了用于極低碼率的小波變換編碼算法。 - in term of bandwidth fluctuation of internet, proposes two types of scalable video coding scheme adapted to transmission of internet, that is, a fine-granularity spatially scalable video coding and a progressive fine-granularity scalable video coding . meanwhile, proposes a wavelet transform's algorithm using for lower rate coding
同時(shí)針對(duì)internet上傳輸帶寬波動(dòng)性，提出了兩種可用于internet傳輸?shù)目缮炜s視頻編碼方案--fgss(精細(xì)空間可伸縮視頻編碼)和pfgs(漸進(jìn)精細(xì)可伸縮視頻編碼)，提出了用于極低碼率的小波變換編碼算法。 - in term of bandwidth fluctuation of internet, proposes two types of scalable video coding scheme adapted to transmission of internet, that is, a fine-granularity spatially scalable video coding and a progressive fine-granularity scalable video coding . meanwhile, proposes a wavelet transform's algorithm using for lower rate coding
同時(shí)針對(duì)internet上傳輸帶寬波動(dòng)性，提出了兩種可用于internet傳輸?shù)目缮炜s視頻編碼方案--fgss(精細(xì)空間可伸縮視頻編碼)和pfgs(漸進(jìn)精細(xì)可伸縮視頻編碼)，提出了用于極低碼率的小波變換編碼算法。
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