• The DCT was used as the main method of image transform coding for a long time.

    图像压缩编码长期以来利用离散余弦变换(DCT)作为变换编码主要技术

    dj.iciba.com

  • This approach can be easily extended to the wavelet transform coding technique.

    方法可以容易地扩展WT变换编码

    dict.cnki.net

  • A modified low bit rate sinusoidal transform coding algorithm (STC) is presented.

    提出正弦变换编码算法(STC)的改进算法。

    dict.cnki.net

  • The motion compensated discrete cosine transform coding is an efficient video coding technique.

    运动估计与补偿方法实用视频编码方法。

    dict.cnki.net

  • Based on the property of transform coding, a fast transform coding algorithm of DC shift is proposed.

    根据变换编辑持点,对变换编码直流偏移处理提出一种快速算法

    dict.cnki.net

  • An adaptive image transform coding method for compressing the bandwidth of the digital image signal is described.

    本文介绍了一种自适应图象变换编码方法压缩数字图象信号带宽

    dict.cnki.net

  • 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).

    图像压缩数字图像处理重要关键技术之一,传统的图像压缩方法预测编码变换编码矢量量化等。

    dict.cnki.net

  • A system model of image sequence coding based on wavelet transform is established. Then a high data compression ratio is realized and satisfactorily reconstructed image can be obtained.

    建立了基于小波变换运动图像编码系统模型实现了数据高效压缩得到良好恢复图像。

    dict.cnki.net

  • This paper proposes a hierarchical coding technique based on the All Phase Inverse Discrete Cosine Transform (APIDCT) interpolation.

    该文提出了一种基于相位离散余弦变换(APIDCT)内插滤波器的重采样分层编码技术

    dict.cnki.net

  • The experiment shows that the embedded zerotree coding method can be used in the case of nonseparable wavelet transform and has good PSNR at low compression ratio.

    实验表明嵌入式编码方法可以分离型二维子波变换情况比特率时有很好的巅值信比PSNR。

    dict.cnki.net

  • The paper introduced the method to realize the image compression based on Integer Lapped Biorthogonal Transform(LBT) and the theory of coding as well as its hardware design.

    介绍基于正交整数叠式变换LBT图像压缩编码方法原理以及系统的硬件设计

    dj.iciba.com

  • After analyzed the statistical characteristics of disparity and residual image, a new coding scheme of disparity compensated difference based on wavelet transform (WDCD) is presented.

    分析了视差图像统计特性后,提出了基于小波变换的视差补偿残差(WDCD)的编码方案

    dict.cnki.net

  • Arbitrary shape region of interest lossily and losslessly coding technology based on integer-to-integer shape adaptive discrete wavelet transform has also been studied.

    研究基于整数到整数形状自适应离散小波变换任意形状感兴趣区域有损无损编码技术

    dict.cnki.net

  • D wavelet transform compression coding for image seqUences has been reported recently.

    最近文献报道图像序列三维子波变换压缩编码

    dict.cnki.net

  • Coding of arbitrarily shaped image is one of the core techniques in MPEG 4 video compression. One approach to transform an arbitrarily shaped image region is addressed.

    任意形状图象对象变换编码方法MPEG -4视频编码实现的核心技术之一

    dict.cnki.net

  • A new method for predetermination of all-zero blocks in low rate video coding is proposed, which is based on characters of discrete cosine transform (DCT) and quantization.

    该文根据离散余弦变换(DCT)量化运算特点提出了一新的用于比特视频编码的全零预先判别方法

    kns50.chkd.cnki.net

  • Combined with various applications in image coding and compression, lifting scheme transform is compared with wavelet transform in both hard realization and computation burden.

    结合图像压缩编码的具体应用,从硬件可实现性计算量两个方面对比了提升框架变换小波变换。

    dict.cnki.net

  • A new method is proposed for error correction coding based on shape preserving characteristic of the phase-only transform.

    提出一种利用相位变换形状保持特性错误恢复编码方法

    www.dictall.com

  • With analyzing the availability of fractal image coding and the characters of affine transform in wavelet domain, a fractal image coding approach based on classifications is presented in this paper.

    通过分析小分解作为分图像编码预分解有效性小波仿变换特性,提出一种基于分类小波域内的分形图像编码方法

    dict.cnki.net

  • The technique of wavelet transform has been applied and studied in the image coding field extensively because of its good feature of time-frequency and human visual system.

    小波变换技术良好空间—频率局部特性人眼视觉特性相符的变换机制图像编码领域得到了广泛应用研究

    dict.youdao.com

  • An error robust multiple description coding algorithm was proposed, which combines the overcomplete wavelet transform and projection onto convex sets (POCS).

    结合过完备小波变换投影集(POCS)算法提出一种对信道差错鲁棒描述编码算法。

    www.dictall.com

  • Error control can be done in any step such as prediction, transform, quantization, VLC, bitstream syntax structure, channel coding, decoding and etc.

    差错控制可以信源编码信道编码的各个环节进行预测变换量化可变长编码、比特结构、复用以及解码

    dict.cnki.net

  • A new remote sensing image coding scheme based on the biorthogonal wavelet transform and SPIHT algorithm is proposed according to the statistical characteristic of remote sensing image data.

    针对遥感图像数据特点提出结合正交变换SPIHT算法遥感图像小波零树编码方案

    dict.cnki.net

  • Currently, there are many DWT (Discrete wavelet Transform) based watermarking algorithms, but few of them discuss the issue in association with fractal image coding in wavelet domain.

    目前很多基于离散小波变换(DWT)水印算法结合编码技术很少

    www.dictall.com

  • KLT is used to remove the correlation of spectral redundancy as one-dimensional (1d) linear transform, and SFCVQ coding is applied to enhance compression ratio.

    KL变换作为线性变换用于消除一维(1d)冗余SFCVQ编码应用提高压缩比。

    www.opticsjournal.net

  • To improve the compression ratio, image quality and coding efficiency, an image coding algorithm based on wavelet transform and scalar vector quantization is presented.

    针对标量量化压缩比小向量量化压缩速度慢、图像复原效果不理想等弱点,提出了基于小波变换的分类量化图像编码算法(简称“分类量化编码”)。

    dict.cnki.net

  • A multiple description coding method based on pairwise correlating transform is analyzed, and it is implemented in JPEG algorithm. The experimental results are also presented in the paper.

    基于配对相关变换描述图像编码方法进行了分析,结合JPEG编码算法中,最后给出了编码的验证结果

    dict.cnki.net

  • The project is based on wavelet transform image compression, and implements wavelet transform, subband coding, The quantization and entropy encoding processes provide data compression;

    方案基于变换的场内图像压缩技术,采用小波变换、子带编码适应量化编码来对图像数据进行压缩;

    dict.cnki.net

  • The image and video coding based on wavelet, transform is studied in this thesis. The new algorithm of wavelet-based image and video compressing is proposed and tested.

    本文图像视频编码进行了深入研究提出新的图像和视频编码算法针对提出算法进行了实验验证。

    dict.cnki.net

  • We firstly overview the properties of fractal coding in image domain, then we derive the corresponding formula of scaling factor and offset of affine transform in DCT domain.

    首先综述图像域中分形编码特性然后导出离散余弦变换(简称DCT)域中仿射变换的伸缩因子偏移量的对应公式

    dict.cnki.net

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