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BDCT的意思
1、余弦变换；块离散余弦变换
BDCT的双语例句
1、BDCT has been widely used for International standard of image compression and achieved effective result.
分块余弦变换（BDCT）已经被广泛应用于国际图像压缩标准并取得了良好的效果。
2、But BDCT also brings some effects that will reduce the quality of images, and blocking artifacts are usually phenomena.
通过BDCT变换，可以获得较高的图像压缩率，但是BDCT变换也会损害图像质量，其中块效应就是常见的现象。
3、A embedded coding algorithm is proposed based on block-based DCT ( Block-DCT or BDCT).
提出一种基于块DCT（Block-DCT，BDCT）的嵌入式编码算法。
4、At low bit rates, the Block Discrete Cosine Transform ( BDCT) compression methods often give rise to blocking artifacts.
低比特率时，基于块离散余弦变换（BDCT）的图像压缩方法常常会引起块效应。
5、The block-based discrete cosine transform ( BDCT) is widely used by the standards of image and video compression for its high compression rate and low computational cost.
基于块的离散余弦变换（BDCT）具有压缩率高、计算复杂度低、易于实现等优点，因而被广泛应用在图像和视频压缩标准中。
6、The block-Based Discrete Cosine Transform ( BDCT) suffers from visible blocking artifacts between adjacent image blocks at low bit rates, which reduces the image visual quality.
块离散余弦变换在低比特率时其恢复图像的块边界上会出现明显可见的方块效应，从而降低了图像的视觉质量。
7、In order to reduce the visible blocking artifacts at the block boundary with Block Discrete Cosine Transform ( BDCT) at low bit rates, a new blocking-artifact reduction algorithm in DCT domain is presented in this paper.
为了减少低比特率时块离散余弦变换（BDCT）在块边界所出现的明显可见的方块效应，提出了一种新的DCT域的去块效应消除算法。
8、The reason that Block Discrete Cosine Transform ( BDCT) brings blocking artifacts is analyzed in this paper. An efficiently adaptive de-blocking algorithm is proposed based on maximum a posteriori estimation of Markov Random Field ( MRF-MAP) Frame.
分析了块离散余弦变换（BDCT）图像编码的块效应产生原因，基于马尔可夫随机场最大后验估计（MRF-MAP）框架提出了一种有效的自适应去块效应算法。
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