1) N-dimensional hilbert curve
N维Hilbert曲线
2) Hilbert curve
Hilbert曲线
1.
The thesis makes a study on the method of digital image scrambling based on Hilbert curve, two concepts are introduced in: "overlap ratio" and "Hilbert curve shifting".
研究了基于Hilbert曲线的数字图像置乱方法 ,引入二个概念 :“重合度”和“Hilbert曲线的平移” ,利用Hilbert曲线平移 ,获得了更多新的置乱路径 ,并根据重合度变化图探讨了置乱变换的规律 ,以测试置乱变换的周期和拟周期。
2.
To address the problem of complexity of the high dimensional Hilbert curve,we present a novel algorithm for calculating the N-dimensional Hilbert code.
针对高维Hilbert曲线的复杂性问题,给出了一种N维Hilbert码计算方法。
3.
First, Using the Peak-valley with scanning pixels along the Hilbert curve reduces the noise of image and the Cubic Spline Interpolation is used between local peaks and valleys to smooth the image.
其基本思想是首先以Hilbert曲线扫描图像,配合峰谷法对图像进行滤波,采用三次样条插值法对图像进行灰度插值;然后把局部阈值和全局阈值结合起来进行图像分割并标记区域;最后通过特征数据库确定目标区域。
3) Hilbert space filling curve
Hilbert空间填充曲线
1.
First,resources are described with multiple simple ontologies,then these ontology descriptions are transformed into ontology IDs,and the mapping from multiple dimensions ontology IDs to one dimension s index is achieved with Hilbert space filling curve.
它使用多个简单本体(ontology),对同一资源进行描述,将各个ontology描述转化为相应的本体序号(ontology ID),然后使用Hilbert空间填充曲线,实现从多维ontology ID到一维索引值的映射,得到保留了语义的索引值。
2.
Secondly, it maps high-dimensional index of blocks into 1-D Hilbert space filling curve(HSFC) index.
首先,将由规则结构化网格组成的模拟区域剖分成多块;其次,把块的高维坐标转换成一维Hilbert空间填充曲线(HSFC)索引;然后,基于实测信息采用多层均权法剖分按一维HSFC索引排列的块;最后根据剖分信息重分配块以平衡负载。
3.
The proposed approach is based on the grey model GM(1,1) and Hilbert space filling curve to model the pixels in an image, and a new image feature is easily extracted by analyzing the model parameters { }in the transformed domain.
在讨论基于灰色模型GM(1,1)和Hilbert空间填充曲线的图像压缩算法的基础上，提出了一种新的彩色图像表示与检索技术。
4) Hilbert transform along curves
沿曲线的Hilbert变换
5) Hilbert transform along variable curves
沿变曲线的Hilbert变换
6) S-N curve
S-N曲线
1.
Study on the deterioration of parameter C in S-N curve of steel bars with corrosionpits used in construction
产生坑蚀后建筑用钢筋S-N曲线中C参数劣化规律的研究
2.
The effect of sulfuric acid,chromate acid and boric/sulfuric acid anodizing on fatigue performance of aeronautic aluminum alloys was studied by using S-N curve.
采用S-N曲线研究硫酸阳极化、铬酸阳极化和硼酸硫酸阳极化对航空铝合金疲劳极限的影响。
3.
A simple method for measuring S-N curve and fatigue limit of a material or a machine part was detailed by a experiential fatigue strength decreasing model in this paper.
基于经验的疲劳强度衰减模型,提出了一种测定材料和结构的S-N曲线简易方法,同时可以确定材料和结构的临界载荷。
补充资料：Hesse曲线(代数曲线的)
Hesse曲线(代数曲线的)
Hessian (algebraic curve)
11油限曲线(代数曲线的)【H台自11(.妙如允.抖e);recc咖，T~aaa，即r药pa一吸ee二o‘二p.助蓝] n次代数曲线(司罗玩水c~)的He丈祀曲线就是其极二次曲线能分裂为两条直线的点的集合，也是第一极曲线的二重点构成的集合.n次非奇异曲线的He丈七曲线是一条次数为3伪一2)、类为3(n一2)(3n一7)的曲线.设介O是这条n次曲线的齐次坐标方程，关丘=刁:f/刁xi刁、，则它的He丈犯曲线的定义方程为 !不:关:五，} }五:关:五31=0. }人，人2人3}特征不等于3时的三次非奇异曲线的H既七曲线与这条曲线交于9个通常拐点.因O.H改e(l 844)而得名. A .E.H困阳。B撰
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参考词条