为实现地形漫游,提出基于三角形二叉树的地形网格模型动态简化算法,实现了与视点相关的连续多分辨率简化及快速动态绘制。
This paper proposes a dynamic simplification algorithm for the terrain model based on the Triangle Subdivision Bi tree to realize continuous view dependent multi resolution rendering of terrain mesh.
小波变换作为一种新型的信号处理方法,因其可以对信号进行多分辨率分析并有高效算法,所以在DSP上得到了广泛应用。
As a new signal processing method, wavelet transform has been widely used on DSP, for it can analyze signal with multi-resolution and has efficient algorithm.
本文建立的面向数字几何模型的多分辨率数值算法模型为解决该问题提供了必要的基础。
The multiresolution numerical modeling method oriented to the digital geometry is developed, that can be used to solve the problem.
分析了目前存在的车牌自动定位方法及其相应的问题,提出了一种多分辨率下结合数学形态学和字符笔画分析的车牌定位算法。
Then we introduce a new algorithm that analyzes the character stroke with morphological method under multiple resolutions to locate the license plate.
这个算法在空间多分辨率框架下应用概率数据互联算法,在粗分辨率上实现模糊目标跟踪。
The probabilistic data association algorithm is applied in the spatial domain multi resolution frame and target tracking is implemented at the coarse resolution level.
同时,还将相关反馈技术融合到多分辨率分块主色算法中,以改善检索效果。
Meanwhile, the technology of relevance feedback is combined with the presented algorithm to enhance the effectiveness of retrieval.
多分辨率模型表面简化算法用一简单的模型来近似表示原始的高分辨率模型,减少模型表示的多边形数,从而加速场景绘制。
Many resolution ratio model surface simplify algorithm come with one simple model approximate to say the primitive high-resolution model, reduce polygon that model show count, accelerate scene draw.
在第4章重点研究了大规模地形场景的显示和漫游技术和实时连续的多分辨率地形简化算法。
At chapter 4, we focus on our research on the rendering, roam and continuous multiresolution terrain simplification algorithm of large-scale terrain scene.
针对附有纹理属性的网格模型,提出并实现了一种保持模型基本外观和形状特征的多分辨率网格简化算法。
This paper aims to simplify 3D models with texture attributes. An appearance-preserving multi-resolution simplification algorithm based on half-edge collapse operation is proposed.
利用拉普拉斯金字塔分解算法对图像进行多分辨率分析,对分解后的图像采用基于区域特征量测的方法进行融合。
This paper adopts a Laplacian Pyramidal decomposition method to analyze two images, And the decomposed images are fused with the method based on regional features measurement.
在离散分形布朗随机场(DFBR)理论的基础上,提出一种多分辨率目标识别算法。
Based on the Discrete Fractal Brownian Random Field (DFBR) an algorithm of multiresolution object recognition is presented.
在像素级图像融合中,多分辨率图像融合算法是应用广泛且及其重要的一类算法。
In pixel level image fusion, the multi-resolution image fusion algorithm is very important and widely utilized.
论述了一种基于大规模格网数据或离散高程点动态构建多分辨率地形模型的算法。
This paper presents a dynamic construction algorithm for the multi-resolution terrain model based on the large scale GRID data or discrete elevation data.
提出一种基于投影网格的全球多分辨率地形绘制算法。
The paper proposes a multi-resolution global terrain rendering method based on projected grids.
在传统图像灰度方差评价函数的基础上,利用小波多分辨率分析,提出了一种新的自动聚焦算法。
On the basis of evaluation function of using image intensity variance, we proposed a new auto-focusing algorithm by means of Wavelet Transform Multi-Resolution Analysis(WTMRA) theory.
为了进一步提升多分辨率信号逼近算法(msa)的逼近性能,提出了一种基于支持向量机(SVM)的信号多分辨率逼近算法(SVM - msa)。
To further improve the approximation performance of multiresolution signal approximation (MSA) algorithm, a new MSA algorithm based on support vector machine (SVM), named SVM-MSA is proposed.
本算法利用小波变换的多分辨率特性来进行图象的小波域分解,这样可以获得更好的图象保真度并且比在空域中的水印嵌入算法更稳健。
The multiresolution structure of wavelet is used to construct the image frequency components., which has better image fidelity preservation and robustness than spatial domain based techniques.
针对序列图像的变化检测,提出了一种基于强边缘块的时域多分辨率图像分割算法。
According to the detection of changes in image sequences, an algorithm of multi-resolution steps image partition based on strong edge blocks is proposed in this papers.
另外,从多分辨率表示提取的特征能够提供一种完成局部对比增强的自适应算法机制。
In addition, We demonstrate that features extracted from multiresolution representations can provide an adaptive mechanism for accomplishing local contrast enhancement.
本文重点研究像素级多传感器图像融合算法,包括简单图像融合方法、多分辨率图像融合算法和伪彩色图像融合算法。
This thesis focused on the algorithms of the pixel-level fusion process, including simple image fusion methods, multi-resolution image fusion methods and false color image fusion methods.
该算法首先通过引入体积保持约束,快速地实现稠密多边形网格的多分辨率表示。
The algorithm first produces a multiresolution representation for the polygonal mesh by introducing volume preserving constraints.
文章提出一种基于多分辨率学习的正交基小波神经网络结构的设计方法,网络权值的学习采用阻尼递推最小二乘算法。
A designing method of wavelet neural network structure based on multiresolution learning is put forward, and the studies of network weights adopt damped least squares.
提出一种基于二进小波变换与多层分组神经网络的自由手写体数字的多分辨率识别算法。
In this paper, a new scheme of multiresolution recognition of unconstrained handwritten numerals based on dyadic wavelet transform and multilayer cluster neural network is presented.
在对离散幅度多分辨率语音编码方案研究的基础上提出了改进算法。
An improved method is presented on the base of the study for the discrete-amplitude multi-resolution speech coding.
ROAM算法就是通过采用分解和合并方法实时地调整三角形网格,能交互式地实现观察依赖、局部可调整的地形网格化处理,生成多分辨率的地形模型。
ROAM method adopts split and merge operations to adjust triangle meshes, can interactively perform view-dependent, locally-adaptive terrain meshing and can construct multiresolution terrain model.
本文基于小波变换具有多尺度多分辨率分析的优点,提出了在特定的小波变换分频瞬时属性上,利用局部结构熵算法来检测地震数据的局部不连续性。
Local structural entropy measure in frequency division is put forward to detect local discontinuities of seismic data, by the virtue of the instantaneous attributes based on wavelet transform.
算法充分利用连续小波变换探测信号奇异性的能力和小波的多分辨率特性。
The new algorithm mainly recurred to the ability of detecting singularity in signal by continuous wavelet transform and multi-resolution analysis of wavelet transform.
此算法基于多分辨率运动估计方案和新率失真模型进行预测模式快速选择,并结合带提前退出准则的快速搜索算法来加速搜索过程。
The multi-resolution motion estimation scheme and an efficient rate-distortion model are adopted with early termination rules to accelerate the search process.
该算法以具有多分辨率特性的小波包为基础,结合结构法的纹理元分析方式,采用区域质心完成局部特征提取,最后使用投影法进行整体的特征提取。
The texture feature was obtained by statistically projecting the local centroid which was referred from the structural texture analysis methods based on the wavelet package transform.
该算法以具有多分辨率特性的小波包为基础,结合结构法的纹理元分析方式,采用区域质心完成局部特征提取,最后使用投影法进行整体的特征提取。
The texture feature was obtained by statistically projecting the local centroid which was referred from the structural texture analysis methods based on the wavelet package transform.
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