在飞速变换的时代(可能就是现在),“拥抱”观念和系统上进化的运算法,不仅意义深远且极具竞争力。
In times of rapid change (that would be now), embracing the algorithm of the evolution of ideas and systems is a significant competitive advantage.
传统的直方图均衡和灰度变换增强算法,不能针对红外图像的目标进行有效地增强。
Traditional histogram equalization and gray-scale transformation algorithms can't realize the enhancement of the target in the infrared image effectively.
系统使用CCD获取原始数字图像数据,采用快速算法实现了核心的二维DCT变换,经过编码后,在一个16位定点DSP上实现了快速图像压缩。
The system uses CCD for getting digital image, uses a 16 bit fix-point DSP to perform fast discret cosine transform(DCT) arithmetic and image encoding and realizes a fast image compression in end.
特征空间、几何变换、相似性测度以及优化算法是设计医学图象配准方法时要考虑的四个主要因素。
Many investigator explore in the domain. Medical images registration methods have four main factors: features space, geometry transformation, similarity, and optimizing algorithm.
跟着社会的发铺,对水印的请求越来越高,应用小波变换嵌入水印的算法显明得到大家的认可。
With the development of society, the increasing demands of the watermark, the watermark embedding algorithm based on wavelet transform everyone's accreditation.
比较详细地分析了快速汉克尔变换误差原因,给出修正方案,有效地提高了算法精度。
The article has analyzed error cause of fast hankel transform in detail, and the correction schemes are gived, and has effectively raised the algorithm accuracy.
实验结果表明,该算法能将计算时间、占用空间、变换效果等很好地统一起来。
The experiment results show that the algorithm gives an unified form of existing transforms in calculating time, occupation space and transform effection.
分离对象的物理视图与逻辑视图,隐藏物理视图的实现细节,使算法工作在高层的逻辑视图上,并通过视图变换将高层算法映射到低层中间表示上。
We separate the physical view and logic view of IR, and make algorithms work on the high-level logic view, and map the high-level algorithms into low-level IR through view transformations.
快速傅立叶变换是一种有效、实用的信号DFT算法。
Fast Fourier transformation is an effective, practical DFT algorithm.
文章深入分析了高光谱遥感数据中噪声的特点,提出了一种基于平稳小波变换的改进小波滤噪算法。
This paper analyzed the characteristic of noise in hyperspectral data deeply, and puts forward a de-noising method based on stationary discrete wavelet transform (SDWT).
此变换算法保证给出的控制栅格点的准确对应,可得较高的精度。
The algorithm guarantees precise correspondence between controlling points, higher precision can be obtained.
这种算法模型具有通用性,它表示的程序可以等价地变换为某种程序设计语言的程序文本,如FORTRAN或PASCAL程序。
A program expressed in the model has generality which can be equivalently transformed into a program, e. g., FORTRAN or PASCAL.
特别是对阈值去噪方法,提出了一种基于正交小波变换和自适应学习算法的噪声抑制方法。
Especially to threshold de-noising, a method based on orthogonal wavelet analysis and self-adaptive learning algorithm was proposed here.
考虑SLM显微图像的特征和图像的彩色信息,在HSI彩色空间和向量空间的基础上,提出了两种基于小波变换的边缘检测算法。
Considering the characteristics of SLM microscopic images and color information of them, two wavelet transformation based methods in HSI color space and vector space for edge detection are proposed.
简介了频谱分析的基础理论和快速傅利叶变换(FFT)算法。
Basic theory of spectrum analysis and Fast Fourier Transform (FFT) algorithm are briefly introduced.
改进基于对称变换的眼睛定位算法。
Improved algorithm of eyes location based symmetry transform.
基于数据变换法,提出使用高效数据结构即倒排文件的隐私保护关联规则挖掘算法ifb - PPARM。
Based on data-distort method, we propose privacy preserving association rules mining algorithm IFB-PPARM using efficient data structure namely inverted file.
在数控铣微直线加工程序预读、直线段间平滑算法的基础上,提出了线性变换圆弧平滑算法。
On the base of the program pre-reading and the smooth algorithm between lines for micro-beeline machining of CNC milling, the arc smooth algorithm with linear transformation is brought forward.
另外,基于DCT变换提出了新的指纹图像分割算法和奇异点定位算法。
Furthermore, we extend the use of DCT, and give a new algorithm on image partition and singular points location.
并研究了基于此类FRM结构FIR滤波器的采样率变换算法、实现结构、计算复杂度及其设计问题等。
Then, the sampling rate alteration method based on FIR filter with FRM structure, its architecture, computational complexity and the problem in designing are studied.
该算法先通过格矢量量化技术对经dWT变换后的宿主图像的系数矢量进行格矢量量化,然后将水印信号嵌入到量化后的系数中。
At first, it quantizes the image coefficient vector gotten from DWT with the lattice vector quantization technology, then imbeds the watermark signal into the coefficient.
APEX是一种基于快速傅立叶变换的直接盲解卷积算法,能够快速复原复杂纹理图像。
The APEX method is an FFT-based direct blind deconvolution technique that can recover complex texture imagery quickly.
方法利用已有的双尺度相似算法,详细讨论变换矩阵的选择规则。
Methods TST algorithm is used and a detailed argumentation of the choice of the transform matrix is given.
并指出基于小波变换的SPIHT编码算法具有对水下图像低比特率编码性能好、可以与纠错技术结合使用等特点。
Our research has showed that SPIHT performs better than JPEG while the underwater images are coded in low bit rate. SPIHT also has a good progressive transmission characteristic.
运用于图像中轴变换、凸包逼近、矩边逼近等算法。
It USES techniques of image skeletonization, convex hull convergence and rectangular frame convergence algorithms.
运用于图像中轴变换、凸包逼近、矩边逼近等算法。
It USES techniques of image skeletonization, convex hull convergence and rectangular frame convergence algorithms.
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