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- Low bit rate coding method 高能率符号化方式
- Work on another MPEG initiative for very low bit rate coding of audio-visual programs started in September 1993 at ISO/IEC JTC1.It is scheduled to achieve CD status in 1995 or 1996. MPEG工作组的另一项计划是开发甚低位率的音频视频编码方法,这项工作开始于1993年9月,在1995到1996年间形成草案。
- A Low Bit Rate Speech Coding Method Based on CELP and LZH 基于LD-CELP和LZH的低比特率语音编码方法
- An object-oriented,wavelet transform video compression technique for very low bit rate coding 一种甚低码率下的面向对象小波变换编码技术
- variable bit rate coding method 可变比特率编码法
- Robust speaker verification in low bit rate channels The influence of speech coding on text-independent speaker verification was studied. 研究了多种低速率信道环境下,语音编码对与文本无关说话人确认的影响。
- A biorthogonal wavelet transform (BWT) and fuzzy vector quantization (FVQ)based very low bit rate image coding algorithm is proposed. 摘要该文提出了一种基于双正交小波变换(BWT)和模糊矢量量化(FVQ)的极低比特率图像编码算法。
- Deblock filter, therefore, improves the quality of video transmission in the low bit rate wireless channel.The research results show that the method has useful practice value. 去块滤波器的使用,提高了在低码率的情况下图像传输的主观质量,获得了较为满意的结果,具有一定的实用价值。
- A biorthogonal wavelet transform (BWT) and fuzzy vector quantization (FVQ) based very low bit rate image coding algorithm is proposed. 该文提出了一种基于双正交小波变换(BWT)和模糊矢量量化(FVQ)的极低比特率图像编码算法.
- This paper describes a particular scheme of a low bit rate image encoding method using DPCM, in wh-ich the hit rate decreases from 8 bit/pel to 1.75 bit/pel. 本文介绍了一种低码率DPCM图象编码的具体方案;使每象元由8比特压缩成平均1.;75比特。
- Abstract: In this paper, a new hybrid wavelet video coding algorithm combined with H.263 and SLCCA for very low bit rate videophone application has been proposed. 摘 要: 针对极低比特率应用提出一种新的结合H.;263与SLCCA的混合小波视频编码算法。
- The final 5.15? kbit/s low bit rate wideband coder can enhance the trueness of speech,the discriminability of consonants and the recognizability of the speaker. The coding result is close to that of AMR-WB 6.6? 宽带语音的高、低频分别由特征波形内插编码和频带扩展算法恢复;由此形成了5.;15 kbit/s的低速率宽带语音编码器;增强了语音真实感、辅音的辨析度及对话者的识别度;宽带语音编码质量接近AMR-WB的6
- An embedded color facial image coding, based on the characteristics of facial image and multi-correlations of color image with wavelet decomposition, was proposed for low bit rate transmission. 摘要提出了一种适合低码率信道传输的嵌入式彩色人脸图像编码方法,不仅把握了人脸图像的特点,而且充分利用了彩色图像小波变换后的多种相关性。
- The experiment results show the imperceptablity and the robustness against MP3 with a low bit rate and low sampling frequency and against AAC coding, also with a satisfying capacity. 实验证明该算法不仅能够用于抗低码率低采样高压缩比的MP3编解码,且具有良好的不可感知性和嵌入容量,同时还进行了AAC编解码测试。
- Tzung-ruen Yeh Many lossy image compression algorithms have been developed for low bit rate applications. 人们已经发展出许多适用于低位元率应用的破坏性影像压缩演算法。
- X.25 provides a low bit rate shared variable capacity that may be either switched or permanent. X.;25提供了既可交换又可持续的低速率来分享变动的容量。
- DMB uses the latest and most efficient audio coding standards of MPEG-4 AAC/BSAC, which can provide high quality audio at very low bit rates. 在DMB中采用了MPEG-4 AAC/BSAC音频编码技术,代表了当今最先进的音频编码技术,可以在较低的码率下提供高品质的声音效果。
- For low bit rate video communication, the codec priority of Region of Interest (ROI) can improve the subjective image quality. 摘要在低码率视频通信中,感兴趣区(ROI)优先编码策略有助于图像主观质量的提高。
- In order to get better decoded image quality at low bit rate, the distribution rules of sparse decomposition data are studied. 通过对分解结果数据分布规律进行分析,提出了量化和编码的方案,期望在低比特率情况下,得到较好的解码图像质量。
- A Method of Low Bit Rate Image Compression Encoding 低比特率图像压缩编码方法