Fingerprint identification has been one of the most effective methods on personal identification from long time ago due to fingerprints' uniqueness and invariance.
由于指纹具有唯一性和不变性,长期以来指纹识别一直是个人身份识别最有效的方法之一。
This far-reaching assumption about the invariance of physical laws is a foundation stone of the theory of relativity.
关于物理定律不变性的这一影响深远的假设,是相对论的一个基石。
Time reversal invariance is a very useful symmetry in subatomic physics.
时间反演不变性在亚原子物理中仍然是一种很有用的对称性。
This invariance requirement has been a strait jacket on the free invention of scientists.
这个不变性要求,已经成了套在科学家的自由创造上的一件紧身衣。
Such invariance reflects the principle of relativity.
序列不变性是相对论原理的一个反映。
Duality invariance is the core of the space theory of functional analysis.
对偶不变性结果是泛函分析空间理论的核心内容。
Scale invariance can be described by means of fractal and multifractal models.
尺度不变性可用分形和多重分形模型来表征。
Sooner or later we must ask whether this law meets the test of relativistic invariance.
我们迟早要问:这个定律是否经得起相对论不变性的检验?。
One novel shift-invariance coding scheme is firstly proposed for the MC V-BLAST system.
该文首先为MCV-BLAST系统提出了一种新颖的移不变性编码方法。
The time-invariance is a crucial property of systems in the course of Signals and Systems.
在“信号与系统”课程中,时不变性是系统的重要性质。
A linear camera calibration method with vanishing point and the invariance of cross-ratio is proposed.
在已知一个消隐点的情况下,利用交比不变性及消隐点的知识对摄像机进行标定。
In this thesis, we mainly deal with robust invariance control of nonlinear cascade systems by switching.
本文研究基于切换的非线性级联系统的鲁棒不变控制问题。
A form invariance for mechanical systems with second_order reducible differential constraints is studied.
研究具有二阶可降阶微分约束的力学系统的形式不变性。
Problem on scale-invariance, rotation-invariance and translation-invariance can be solved with this method.
解决了尺度变化、旋转和平移不变性问题。
The rotating invariance of fingerprint images is solved by the rotating of feature models in feature matching.
在特征匹配阶段,通过对特征模板的旋转解决指纹图像的旋转不变性问题。
This paper proved that this algebraic feature has some important properties of algebraic and geometric invariance.
该文证明了这样抽取的代数特征具有一些重要的代数和几何不变性。
The result shows that the external field tends to smoothen the interface and does not break the Galilean invariance.
结果表明,外场趋于使生长表面平滑并且不破坏伽利略不变性。
The incoherent imaging system in its isoplanatic region is a linear light intensity system with invariance in space.
非相干成象系统在等晕区内是空间不变性的光强线性系统。
So a method of image recognition with rotation and scale invariance is required to satisfy the practical application.
因此,需要寻找一种具有旋转和比例不变性的图像识别方法,以满足实际应用中的需要。
ESPRIT is a signal parameter estimation method using rotational invariance approaches, which is a subspace decomposing technique.
ESPRIT算法是一种用信号旋转不变性来估计信号参数的方法,属于子空间分解技术。
The derivation methods of Lorentz transformation according to invariance of light speed and principle of relativity are commented.
评论了仅仅依据光速不变假设和相对性原理推导洛伦兹变换公式的方法。
In order to solve the problems of segmentation and invariance, researchers put forward fuzzy logical model of perception and trace model.
在语音听辨阶段,研究者针对听辨过程中需要解决的切分和恒定问题提出了模糊逻辑模型和跟踪模型。
It is pointed out that the quantum motion of charged particles in uniform magnetic field does not violate the gauge invariance principle.
文章指出在均匀磁场中带电粒子的量子运动不违反规范不变原理。
In this short paper the necessary and sufficient conditions for invariance of linear time-invariant systems are proved by a simple method.
本短文用简单方法证明了线性非时变系统不变性的充要条件。
Robust invariance switching control problem for a class of single-input nonlinear cascade systems with structural uncertainties was studied.
研究了一类具有结构不确定性的单输入非线性级联系统的鲁棒不变切换控制问题。
In fact, the image shift, scale, rotation invariance problems encountered in some pattern recognition tasks can easily be solved in this system.
事实上,某些图像识别任务碰到的图像位移、尺寸、旋转不变性问题,本系统可容易地予以解决。
The use of hidden Markov models (HMM) for faces is motivated by their partial invariance to variations in scaling and by the structure of faces.
隐马尔可夫模型(HMM)在人脸识别中的运用是由HMM在图像定标变化过程中的局部恒定性和人脸的结构所决定的。
Mathematical analyses of the model equations with regard to invariance of non-negativity, nature of equilibria and global stability are analyzed.
分析了系统的非负不变性、边界平衡点性质及全局渐近稳定性。
Mathematical analyses of the model equations with regard to invariance of non-negativity, nature of equilibria and global stability are analyzed.
分析了系统的非负不变性、边界平衡点性质及全局渐近稳定性。
应用推荐