介绍一种实现图像无损压缩的预测编码算法。
In this paper, a new predictive coding algorithm is presented for lossless image compression.
详尽的阐述了常用的压缩技术:预测编码和变换编码。
Introduce some common technique of video compressing, just like forecasting coding and switching coding.
提供了一种用于视频内预测编码和解码的方法和装置。
A method and apparatus for video intraprediction encoding and decoding are provided.
提出了一种新的基于预测编码的图像无损隐秘传输方法。
A novel lossless covert communication method based on predictive coding for image is presented.
线性预测编码(LPC)是当今语音分析中最好的方法。
Al present, the linear predictive coding (LPC) is the best method for voice analysis.
本文对图象线性预测编码的误码问题进行了系统的分析。
This paper systematically analysis the problem of errors of linear predictive coding.
主要研究适于窄带低码率活动图像的帧间预测编码算法。
Interframe prediction coding algorithm for narrow band low bit rate image sequence is presented in this paper.
它使用线性综合分析预测编码在侦中编译语音或其他音频信号。
It encodes speech or other audio signals in frames using linear predictive analysis-by-synthesis coding.
预测编码采用简单算法实现了预测器的设计,也减少了计算机的消耗。
A simple algorithm is used in the predictive coding, which reduces the computer load.
所以这一章较为详细地讨论了语音信号线性预测编码的基本原理和算法。
So, in this chapter, the basic principle and algorithm of LPC for speech signal have been discussed in detail.
多脉冲激励线性预测编码(MPLPC)方法中,合成滤波器的阶数是固定的。
The order of synthesis filter is fixed in multi-pulse excited linear prediction coding(MPLPC) method.
本文把图象信号作为一个高阶非稳马尔柯夫过程,提出一种自适应预测编码方案。
This paper presents an adaptive prediction coding scheme for the image signals regarded as a high order nonstationary Markov process.
提高编码效率的技术有改进的PB帧、先进的帧内预测编码和先进的预测模式等;
Some refined coding methods, including Improved PB frames, Advanced Intra Coding and Advanced Prediction Mode, are used to improve the coding efficiency.
提出了一种利用神经模糊推理系统(ANFIS)构建预测器的图像压缩预测编码算法。
This paper presents a predictive coding model based on adaptive neuro-fuzzy inference system (ANFIS).
使用基于块的预测编码产生的视频流对包交换网络及无线网络中的传输错误异常敏感。
The video packet encoded by block-based prediction encoding standard is very resistless to transmission over the packet-switched network and Internet.
运动估算是视频信号的帧间预测编码中的一个重要环节,其效率和精度直接影响到编码器的性能。
Motion estimation is a very important part in the inter prediction technical of video coding, and the performance of a video coder largely depends on the efficiency and precision of motion estimation.
本文首先对心理声学模型、滤波器组、量化和比特分配、预测编码、时域噪声成型等技术进行研究。
In this dissertation, psychoacoustic models filter Banks quantization and bit allocation predicate coding and temporary noise shaping is analyzed.
从线性预测编码技术的概念入手,分析和研究了线性预测编码技术及其LPC正则方程的自相关解法。
Based on the concept of linear predication coding, analyzes and researches the linear predication coding technique and the auto-correlation solution of its LPC regularity equations.
由于LL子带占据变换系数的大部分能量,提出一种基于邻域系数的梯度的预测编码单独编码LL子带。
Predictive coding based on the grads of neighbor coefficient is proposed to encode LL subband because LL subband occupied a majority of energy of transform coefficient.
玉米CBL基因预测编码的蛋白都含有三个EF-手型结构,而且它们被预测定位在不同的细胞组分中。
The putative CBL proteins of maize all have three EF-hands and they are predicted to localize into different subcellular compartments.
低速语音编码主要采用参数编码方式,多带混合激励线性预测编码(MELP)是参数编码的主流形式之一。
Parameter coding is the main method of low-rate speech coding and multi-band mixed excitation linear prediction (MELP) coding is one of important parameter coding.
图像压缩是数字图像处理中最重要的关键技术之一,传统的图像压缩方法有预测编码、变换编码和矢量量化等。
Image compression is one of the most important key techniques in image processing. Traditional compression methods include prediction coding, transform coding and vector quantization (VQ).
运动估计是视频压缩中帧间预测编码的关键技术之一,在各个压缩标准中都广泛使用了基于块的运动估计技术。
Video compression interframe predictive coding one of the key technologies. in various compression standards has made extensive use of block-based motion estimation technology.
塞弗特决定采用一种她一直在研究的方法,“预测编码”,如果她恰巧碰上这么一个研究搭档,这种方法会指导她将其认出。
Seifert decided to employ a method she has studied, "predictive encoding," a process to prime her mind to recognize such a study partner if she happened upon him.
运动估计是视频压缩中帧间预测编码的关键技术之一,在各个压缩标准中都广泛使用了基于块的运动估计技术。
Motion estimation is one of the key technologies in inner - frame estimation encoding of video compression. In all kinds of compression standard, motion estimation based on block is used widely.
在视频压缩的过程中,实现了帧内编码与帧间编码两种编码方式,运用了预测编码、运动估计、运动补偿等技术。
During the video encoding process, there are two coding types, which are Intra-frame and Inter-frame, using the methods of motion prediction, estimation and compensation.
模拟结果表明,此项缓存控制技术不仅能准确预测编码码率,而且能自适应视频的场景变化,使解码图像质量比较均匀。
Simulation result shows that the buffer control strategy can not only predict the video coder's output correctly, but also adapt the scene changes in video, get similar decoded image quality.
从理论上分析了帧内变换、预测编码算法,得出其优点,并通过实验验证了帧内变换、帧内预测、帧间预测的混合编码方法优越性。
Many newly technique and algorithms are emphatically analysed. Theoretical analysis educes the advantage of latter method, and experiment result validates the superiority of such coding method.
通过对LPC(线性预测编码)方法提取语音信号共振峰进行的研究表明,采用相-频特性与对数幅-频特性同样能提取语音信号共振峰。
The study on speech signal formant abstracted by LPC shows that it can also be abstracted by adopting phase-frequency characteristics and logarithmic amplitude-frequency characteristics.
了解日本血吸虫免疫蛋白基因的编码序列结构,并预测其功能。
Learn the coding sequence structure of immunophilin gene of Schistosoma japonicum(Sj )and predict its function.
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