查询词典 absolute

As having advantages such as littler inserting loss, better wavelength selection and absolute coding, FBG has bright prospects of applications in fiber communication and sensing.

由于它具有插入损耗小、波长选择性好及传感信息对波长绝对编码等优良特性，因而在光纤通信及传感领域有着广阔的应用前景。

The absolute coding model360°angle sensor is us ed for inducing the angles and positions of the track type sphere welding machin e.Knowing the distances from two end points of the track to the weld-groove w e calculated,mathematics formulas of the distance of the any position of track to weld-groove.

采用了一种绝对编码式360°倾角传感器作为轨道式球罐焊机的角度位置传感器，在已知轨道两端点至焊接坡口横向距离的前提下，进行了整个轨道任意位置与焊接坡口间横向距离的数学公式推导。

FBG sensor has the advantages of resistance to electromagnetic interference, big signal bandwidth, high sensitivity, easy multiplexing, light weight, compact conformation, easy for fiber connection, realizing wavelength absolute coding, linking many sensors into sensing network using various multiplexing technology, realizing multi-point monitoring to achieve its properties through embedding in the internal structure of materials, or adhibiting on the surface mount, etc.

近年来，光纤光栅在光纤传感和光纤通信中的应用研究引起了人们普遍的关注。

Virtual absolute optical encoders;; coding theory;; decoding methods;; subdivision;; identification direction;; FPGA;; signal processing systems;; angle measurement

论文导师胡晓东，论文学位硕士，论文专业信号与信息处理论文单位中国科学院研究生院（西安光学精密机械研究所），点击次数 22，论文页数 73页File Size5808K

The numerical algorithm based on theories of projecting and Laguerre,such as homology,circular points and ω of absolute conic is established,an iterative elimination method is applied to boost the nonlinear problem solving.

通过调和射影及Laguerre定理的推论求解出平面圆环点的共轭虚像，利用平行六面体照片存在的三对圆环点的虚像，构造对无穷远平面绝对二次曲线的像ω的约束，使用辗转相除法求解非线性问题。

The derivation doesnt need the somewhat non-intuitive geometric concept of the absolute conic.

3运动参数约束下的摄像机自标定，也即人们所说的基于主动视觉的标定。

We systemically discuss how to uniquely decide an infinite plane homography matrix by using the structure information in scene and how to evaluate a homography matrix which convert affine reconstruction to Euclidean reconstruction by solving absolute conic images.

系统地讨论了如何利用场景中的结构信息，来唯一地确定无穷远平面的单应矩阵，进而由射影重构恢复仿射重构，以及如何通过绝对二次曲线的像求解将仿射重构变换为欧氏重构的单应矩阵。

In the first part, depending on three or more images, the main research work are listed as follows:(1) using SVD decomposition to realize projective reconstruction;(2) realizing camera self-calibration by solving Kruppa's equation;(3) recovering Euclidean reconstruction from projective reconstruction. Depending on only two images, the main researches are:(1) making out infinite plane homography matrix by using scene structure information, then recovering affine reconstruction from projective reconstruction;(2) making out the absolute conic images by using scene structure information, and then recovering Euclidean reconstruction from projective reconstruction.

在第一部分中，针对三幅及三幅以上的图像，主要研究：①利用矩阵奇异值分解实现射影重构，②通过求解Kruppa方程实现摄像机自标定，③由射影重构恢复欧氏重构；针对只有两幅图像的情况，主要研究：①利用场景结构信息求解无穷远平面的单应矩阵，由射影重构恢复仿射重构，②利用场景结构信息求解绝对二次曲线的像，由仿射重构恢复欧氏重构。

There exists no country level absolute convergence of the provincial productivity whether incorporating environmental factors or not.

3无论是否考虑环境因素，省级生产率均不存在全国范围的绝对收敛。

I found that the absolute convergence was not exist in the long-run trend of regional economic growth among provinc

通过分析本文发现，改革开放以来，省际经济增长，虽然在个别时段可能存在绝对趋同，但不存在长期的绝对收敛趋势。

Must have Coordination and negotiation skill, flexible ideas, and be punctilious person.

必须具备较好的协调与谈判能力，头脑灵活，工作认真仔细

Result: 18 patients are all with simple eye.The pigment mole lies in nasal and temple sides of the ball conjunctiva,in which 2 lie in lacrimal caruncle and semilunar plica.

结果：18例患者均为单眼，色素痣大多数位于内外侧睑裂部球结膜面，2例位于泪阜及半月皱襞，经激光治疗后，10例色素痣消失，有5例行再次激光后消失，2例行第三次激光后消失，1例第四次激光后消失。