Directional DCT and Directional DWT and Their Application in Ultrasound Images;
方向离散余弦变换和方向离散小波变换及其在超声图像中的应用
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。
The application of discrete cosine transformation in flame recognition
离散余弦变换在火焰识别中的应用
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。
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。
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
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
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
Directional DCT and Directional DWT and Their Application in Ultrasound Images;
方向离散余弦变换和方向离散小波变换及其在超声图像中的应用
fast discrete cosine transform
快速离散余弦变换编码
Research on face recognition system based on DCT and SVM
基于离散余弦变换和支持向量机的人脸识别方法研究
Palmprint Recognition Based on Discrete Cosine Transform and Support Vector Machines
基于离散余弦变换和支持向量机的掌纹识别
Fractal Video Coding Based on3-D DCT
三维离散余弦变换的分形视频编码方法
An audio information hiding method based on DCT
基于离散余弦变换的语音信息隐藏方法
Privacy Data Preserving Method Based on Discrete Cosine Transform Martrix
基于离散余弦变换矩阵的隐私数据保护方法
Quasi-Cooley-Tukey Type Algorithm for Discrete Cosine Transform
离散余弦变换的准库利-图基型算法
Blind watermarking algorithm based on DCT
基于离散余弦变换的盲水印算法研究
An adaptive image enhancement algorithm based on discrete cosine transform
基于离散余弦变换的自适应图像增强
An Algorithm of MMSE Channel Estimation Based on DCT
基于离散余弦变换的MMSE信道估计算法
The Discrete Cosine Transform and Application Based on MATLAB
基于MATLAB的离散余弦变换与应用
Face Recognition Based on DCT and Support Vector Machines
基于离散余弦变换和支持向量机的人脸识别算法
An Algorithm for Computing DCT Using Improved Arithmetic Fourier Transform
离散余弦变换的改进的算术傅立叶变换算法
A WPT and DCT Based Bi-watermarking Algorithm
基于小波包变换和离散余弦变换的双水印算法
Digital Watermarking Algorithm Based on DCT and Arnold Transform
基于离散余弦变换和Arnold变换的数字水印算法
The experimental results show this method could give better coding efficiency than the traditional DCT image coding.
实验结果表明该方法的编码效率优于离散余弦变换编码。
An Algorithm for Blind Watermarking Based On DWT And DCT
基于离散小波变换和离散余弦变换的盲水印算法