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1)  Block Discrete Cosine Transform(BDCT)
块离散余弦变换
1.
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。
2.
The reason that Block Discrete Cosine Transform(BDCT) brings blocking artifacts is analyzed in this paper.
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。
3.
A major drawback of block discrete cosine transform(BDCT) is that the decoded images,especially at very low bit rates,exhibit highly noticeable blocking artifacts near the block boundaries.
块离散余弦变换(B lock D iscrete Cosine Transform)的主要缺点是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,降低了图像的视觉质量。
2)  BDCT
块离散余弦变换
1.
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。
3)  Block DCT
分块离散余弦变换
4)  discrete cosine transform(DCT)
离散余弦变换(DCT)
1.
A new feature extraction method called as 2DDM is proposed based on discrete cosine transform(DCT) and two-dimensional maximum margin criterion(2DMMC).
提出了一种基于离散余弦变换(DCT)和二维最大边缘准则(2DMMC)的2DDM特征提取算法,证明了2DMMC可以直接应用于DCT域,利用欧氏距离测度进行分类的结果与在空域中进行得到的结果完全相同。
5)  discrete cosine transformation
离散余弦变换
1.
The application of discrete cosine transformation in flame recognition
离散余弦变换在火焰识别中的应用
2.
A mathematical relation model between liquor near infrared spectrum and liquor alcoholicity was established by use of the combination of discrete cosine transformation (DCT) and BP neural networks, which was a new approach for rapid liquor alcoholicity determination.
采用近红外光谱的离散余弦变换和BP神经网络相结合,建立了白酒近红外光谱与其酒精度之间的数学关系模型,为快速检测白酒的酒精度提供了一种新的方法。
3.
By using the stability of the direct current (DC) coefficient in the blocks of discrete cosine transformation(DCT),the blind video watermarking method of modulating the DCT-blocked DC coefficients to hide the watermark was proposed.
利用离散余弦变换(DCT)直流系数稳定的特点,提出了一种通过调整视频图像的分块DCT直流系数来隐藏水印的方法。
6)  discrete cosine transform
离散余弦变换
1.
A method of discrete cosine transform for compressing tea NIR spectra;
茶叶近红外光谱数据的离散余弦变换压缩方法
2.
Digital watermark embedding algorithm based on decomposing discrete cosine transform coefficients;
基于离散余弦变换系数分解的数字水印嵌入算法
3.
The application of discrete cosine transform coding to seismic data compression;
离散余弦变换(DCT)编码在地震勘探数据压缩中的应用
补充资料:Fourier余弦变换


Fourier余弦变换
Fourier cosine transform

I议耐台余弦变换[I饭川份仪d理加田北而;Koc皿yc一uPe-o6pa”。a.e巾yp‘e] 见I议州匕变换(Fou〔屺rtla瑙form).
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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