Quantized affine transformation t constitutes the fractal block coding of the image block.
量化后的仿射变换t构成了图像块的分形块编码。
In this paper, a stereo matching method for image uncalibrated camera parameter is proposed, which is based on geometric affine invariant and photometric invariant.
本文提出了一种基于几何仿射不变量和亮度不变量的缺失摄像机标定参数图像的立体匹配方法。
An automatic image registration method based on spatial relation consistency is proposed to deal with the registration of images with affine geometric distortion.
提出了一种基于空间关系一致性的图像自动配准方法，处理具有全局仿射变换的图像配准问题。
A segmental deformable model for image segmentation was presented and affine invariants were introduced into the model's energy function.
提出了一种用于图像分割的分段可变形模型，并在模型的能量函数中引入了仿射不变量信息。
With analyzing the availability of fractal image coding and the characters of affine transform in wavelet domain, a fractal image coding approach based on classifications is presented in this paper.
通过分析小波分解作为分形图像编码预分解的有效性和小波域内仿射变换的特性，提出一种基于分类的小波域内的分形图像编码方法。
This paper proposes an overlapped block affine motion compensation method to improve the translational motion model used in H. 263, and it improved the quality of image with complicated motion.
本文对H．263中基于平移模型的重叠块运动估计补偿方法进行改进，提出了一种基于仿射模型的重叠块运动补偿方法，该方法对复杂运动图像质量有明显改善。
Projective transformation and affine transformation are essential in the image transformation.
仿射变换和透射变换是两种基本的图像变换。
Establishing affine invariant similarity measure of shapes is one of the basic problems in pattern recognition, computer vision and image understanding domains.
建立仿射不变的形状相似性度量是模式识别、计算机视觉和图象理解领域中的基本问题之一。
On the basis of the new affine transformation and Self-adapted quadtree im-age compression method, we bring forward a new image compression method.
第四章，在赵耀，袁保宗提出的新型仿射变换的基础上，和自适应四叉树编码方法结合，提出了一种新的压缩编码方法。
We firstly overview the properties of fractal coding in image domain, then we derive the corresponding formula of scaling factor and offset of affine transform in DCT domain.
首先，综述了图像域中分形编码的特性，然后导出在离散余弦变换(简称DCT)域中仿射变换的伸缩因子和偏移量的对应公式。
The features achieve partial invariance to local variations, such as affine or 3D projections, by blurring image gradient locations.
这个功能实现了模糊图像梯度点的局部变化的部分不变性，如仿射或三维投影。
Affine trans formation is very helpful to the study of the problems of graph generating and image processing.
在图形生成和图象处理的实际问题中仿射变换是非常有用的。
An affine transformation model was employed for coarse registration between unregistered and reference geo-coded image.
该流程基于仿射变换对待纠正影像和已地理编码的参考影像进行粗配准。
This paper proposes some new affine-perspective approximate invariants that are used in image matching.
提出了在图象匹配中使用的一些新的仿射透视近似投影不变量。
It selected corners as features, removed influence of image stretch, skew, rotation, and translation by calculating affine invariant, so matching accuracy and speed were improved.
该算法使用角作为图像匹配选取的特征，通过仿射不变处理，消除图像缩放、扭曲、旋转和平移等变化产生的影响，提高了特征匹配的精度和正确匹配率。
This paper first presents the homography between a plane in the scene and a plane of the image, and the absolute conic in space under an affine coordinates.
给出仿射坐标系下场景中平面与像平面的单应关系、绝对二次曲线及其图像的表示。
A technique to construct an affine invariant descriptor for remote-sensing image registration based on the scale invariant features transform (SIFT) in a kernel space is proposed.
针对遥感图像配准，基于尺度不变特征变换(SIFT)提出了一种在核空间中构建仿射不变描述子的方法。
An information hiding algorithm of image fusion technology is proposed based on the improved sub-affine transformation.
为改进仿射变换的自身安全性，提出一种基于改进亚仿射变换的图像融合信息隐藏算法。
In this paper, the symmetric image encryption scheme based on 3-d quasi-affine transformation over limited integer grids and 4-d chaotic map.
本文基于三维整数拟仿射变换和四维混沌系统对图像加密。
In this paper, the symmetric image encryption scheme based on 3-d quasi-affine transformation over limited integer grids and 4-d chaotic map.
本文基于三维整数拟仿射变换和四维混沌系统对图像加密。
应用推荐