Encoder comparisons have showed over and over that encoders without adaptive quantization simply cannot compete.
编码器比较一次又一次的证明了，没有自适应量化的编码器根本无法竞争。
A practical and optimal MPEG-2 adaptive quantization algorithm is presented for the optimal encoding of I-frames in the sense of maximizing PSNR.
在最大PSNR的情况下，针对I帧最优编码，提出了一种实用的mpeg_2自适应量化算法。
We first discuss the structure and principle of the CMAC neural network. Using competitive learning, we develop a new adaptive quantization algorithm.
首先阐述了CMAC神经网络的原理、结构和学习算法，提出了一种新的采用竞争学习原理的非等距自适应量化算法。
The basic rule of the adaptive quantization is: to add adaptive processing to FDCT and produce new quantization form instead of the fixed quantization form.
自适应量化的基本思想是：在FDCT过程中加入自适应处理，生成新的量化表代替固定量化表，再将其数据与FDCT处理的数据一起传送到熵编码器。
This paper analyzes the limitation of fixed gain quantization in G. 728 speech coding algorithm and proposes an adaptive quantization scheme with exact gain.
本文分析了G . 728语音编码算法增益固定量化的缺陷，设计了精确表示增益的自适应量化方案。
A new image blind watermarking algorithm based on adaptive quantization step in discrete wavelet transform (DWT) is proposed, which can be used in copyright authentication.
提出了一种可用于版权认证的基于小波变换域自适应量化步长的图像盲水印算法。
It provides optimal dynamic bit allocation for sub-bands of DWT and realizes adaptive quantization for wavelet coefficients. At last, it provides exact rate control for the coder.
该方法基于率失真曲线的精确理论模型，对小波分解后的不同子带提供最优的动态比特分配从而实现了小波系数的自适应量化编码，最后还实现了码率控制。
Block Adaptive Quantization (BAQ) is the most efficient algorithm for Synthetic Aperture Radar (SAR) raw data compression. In this paper, the theory on this algorithm is introduced.
分块自适应量化(BAQ)算法是目前最适于工程实现的合成孔径雷达(SAR)原始数据压缩算法。
In this paper, we present a novel covert communication technique based on adaptive quantization index modulation (AQIM) and channel coding via the comparison of several existing ones.
比较目前几种信息隐藏技术，提出了一种基于自适应量化索引调制(AQIM)与信道编码实现信息隐藏通信的新方法。
An adaptive quantization constrain set (AQCS) was proposed by using statistical property of quantization errors based on theory of projection onto the Narrow quantization constrain set (NQCS).
根据窄量化约束集(NQCS)理论，利用量化误差的统计特性，提出了一种改进量化约束集(AQCS)。
The CELP algorithm includes many important module such as LP (Linear Predictive) analysis, adaptive codebook, random codebook and gain quantization of code etc.
CELP算法中重要的模块有线性预测(LP)分析，自适应码本，随机码本，码本增益量化的等。
In this paper, we propose an adaptive digital image watermarking algorithm using successive subband quantization (SSQ) and human visual system (HVS) based on wavelet domain.
本文提出了一种基于连续子带量化(SSQ)和人类视觉系统(HVS)的小波域自适应数字水印算法。
This paper proposes a decision region adaptive MPEG 2 quantization algorithm.
提出一种MPEG2量化器的区域自适应率失真优化算法。
The strength of the embedded watermark is image-adaptive according to the wavelets quantization noise, and combined with the error-correct code, it improved the characteristic to anti-attack.
根据小波域量化噪声自适应地确定嵌入强度，并结合纠错编码，提高了抗攻击能力。
This paper presents a new SAR raw data compression algorithm named Normalized Adaptive Predictive Vector Quantization (NAPVQ).
该文提出归一化自适应预测矢量量化(NAPVQ)算法压缩sar原始数据。
At last, the adaptive vector quantization coding based on the DCT spectrum main orientation mentioned above is developed.
最后本文探讨了一种将基于结构特征的自适应分块与矢量量化相结合的编码方法。
When coding the erroneous image by fractal vector quantization, a self-adaptive 2-d wiener digital filter to filtrate the contracted mean value image, which can result into a good quality codebook.
误差图像进行分形矢量量化编码时，使用设计的自适应二维维纳数字滤波器，对收缩的均值图像进行滤波后，可构造好的码书。
Combine the proposed method with JPEG2000, and set the parameters according to JPEG2000 Standard, we get an algorithm called Adaptive Trellis Coded Quantization (ADTCQ).
将上述方法与JPEG2000图像编码标准结合，按照JPEG2000中的要求对量化参数进行了限定，得到了自适应网格编码量化算法(ADTCQ)。
Combine the proposed method with JPEG2000, and set the parameters according to JPEG2000 Standard, we get an algorithm called Adaptive Trellis Coded Quantization (ADTCQ).
将上述方法与JPEG2000图像编码标准结合，按照JPEG2000中的要求对量化参数进行了限定，得到了自适应网格编码量化算法(ADTCQ)。
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