- 变换编码
- coding: n. 编码；译成电码。
- adaptive transform coding: 自适应变换编码
- adaptive transform coding atc: 自适应变换编码
- hadamard transform image coding: 哈达马德变换图像编码
- interframe transform coding: 帧间变换编码
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transform coding中文什么意思
- 变换编码
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例句与用法
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- The survey of vidio compressed coding is introduced in this paper at first . then the vidio compressed method based on transform coding and the content of mpeg - 2 standard are presented . the hardware realization method of mpeg - 2 vidio compressed decoder is given in detail
本文首先介绍视频压缩编码发展的概况；然后介绍基于变换编码的视频压缩方法，并简要阐述mpeg - 2标准的内容；随后给出了一种基于专用芯片的mpeg - 2视频压缩编解码器硬件实现方法。 - This scheme is based on the combination of traditional transform coding and prediction coding on motion compensation . and then rtp / rtcp is adopted to conduct information feedback , which makes associated error control in the coder and decoder
该视频编码方案以传统的变换编码与基于运动补偿的预测编码相结合的混合编码模式为基础,将信源编码与差错掩盖相结合的差错控制方法应用于其中,采用rtp / rtcp协议进行网络信息反馈,在编码端与解码端进行联合差错控制。 - Then . this paper analyzes h . 263 - protocol for video coding which is the core part of the system . the h . 263 protocol integrates the prediction coding dct transform coding and entropy coding to realize the compression for video data . in addition , it describes the codec architecture and data format . this paper ( 1 ) presents a effective algorithm of motion estimation for inter - frame prediction coding ; ( 2 ) analyzes the way implementing 2 dimension dct transform by algorithm of 1 dimension fast dct transform ; ( 3 ) optimizes the above procedures with the mmx and sse of intel . then comes up with an effective dct algorithm
接着，着重分析了系统的核心部分： h . 263视频编码协议。该协议将预测编码、 dct变换编码和熵编码相结合实现对视频数据的压缩，并规定了编码器的总体结构和数据格式。本文( 1 )提出了一种有效的运动估计算法进行帧间预测编码； ( 2 )分析了通过一维dct快速算法完成二维dct变换编码的方法； ( 3 )应用intel的mmx和sse对上述过程进行了优化，并结合mmx和sse技术提出了一种有效的dct计算方法。 - We firstly summarize the basic theory on image code , introduce some familiar compression techniques and some international compression standards on image and video frequency ; and then , we introduce the basic theory on wavelet transform code and the jpeg2000 standard and its pivotal technique ; at last , we mainly study the embedded zerotrees wavelet ( ezw ) code , we propose a compression technique based on modification of original ezw coding , the main objective of this improved algorithm is to enhance compression ratio of an image with minimal loss during reconstruction , and we verify the improved algorithm ' s performance by doing experiments
首先概述图像编码理论的基本原理和方法，介绍了一些常见的压缩方法和一些涉及图像、视频的国际压缩标准；接着介绍了小波变换及其应用于图像压缩编码的相关理论，在此基础上介绍了jpeg2000标准及其关键技术；最后重点研究了基于小波变换的嵌入零树编码( ezw ： embeddedzerotreeswavelet )算法，并在此基础上提出了一种改进算法，改进算法目的是以较小的图像重建质量损失来获得压缩率的提高，并进行了实验验证，验证了该改进算法的合理性和有效性。 - Image code is a developing field on image compress and a lot of methods on that has now generated , such as statistic code , predict code , transform code , subband code , model code , wavelet transform code , vector quantization code , neural networks code , fractal code etc . in this thesis , we mainly describe our work on vector quantization code and wavelet transform code on image compress
常见的图像压缩编码方法有：统计编码，预测编码，变换编码，子带编码，模型基编码，小波变换编码，矢量量化编码，神经网络编码，分形编码等。本文以矢量量化压缩编码和小波变换压缩编码这两种图像压缩编码方法为主要研究对象。
百科释义
Transform coding is a type of data compression for "natural" data like audio signals or photographic images. The transformation is typically lossy, resulting in a lower quality copy of the original input.
详细百科解释