Backward search for program alignment function 反向检查程序定向作用
Through sequence alignment, we can predict the structure and function of new sequences, analysis the evolutionary linkage of sequences, and do phylogenetic analysis. 通过多序列比对,可以预测新序列的结构和功能,分析序列之间的同源关系,以及进行系统发育分析。
The type of BP neural network instead of the closed-loop Kalman filter in the initial alignment can keep the error small, and implement the function of estimation and alignment in the inertia navigation. This filtering structure can provide distinct advantages. 采用BP网络替代初始对准系统中的闭环卡尔曼滤波器,可以确保系统的误差状态始终为小量,实现了惯导初始对准中的滤波与校正功能。
Analyzing the Frame Alignment Performance of Simple Data Link with Probability Generating Function 用概率生成函数分析简单数据链路协议的帧定界性能
Influence of Alignment Between Input Signal and Line-array Fiber-optic Image Bundles on the Modulation Transfer Function 输入信号与线列光纤传像束的位相匹配对调制传递函数的影响
The calculation result shows that the method used in this paper can get satisfactory effect on performance requirement, such as self-alignment accuracy, self-alignment time, and the function of filtering random disturbance signal, etc. 计算结果表明,所讨论的方法,可以在对准精度、对准时闻及对随机干扰信号的滤波作用诸性能要求方面,获得满意的结果。
Therefore, developing a four-wheel alignment with good performance and full function seems to be not only of theoretical significance, but also of good market prospect. 因此,研制性能优异、功能完善的四轮定位仪,不仅具有一定的实用意义,同时拥有较好的市场前景。
Firstly, the effect on sequence alignment caused by the gap penalty, substitution matrix and objective function are analyzed, and the SP objective function and COFFEE objective function are implemented. 首先分析了空位罚分、替换矩阵和目标函数对序列比对的影响,具体实现了SP和COFFEE目标函数。
The four main factors that affect the brand of mobile phone customer loyalty according to the high and low alignment of its importance respectively are: Brand image, mobile phone function, the service quality and consumption cost. 影响手机顾客品牌忠诚度的四大要素按其重要性高低排列分别为:品牌形象、手机性能、服务质量和消费成本。
The effects of alignment errors on optical transfer function ( QTF) We concern about the effects of the fabrication errors on OTF of optical system for hybrid diffractive/ refractive optical system. 对准误差对光学传递函数的影响对于折衍混合光学系统,更关心的是衍射光学元件的制作误差对系统光学传递函数的影响。
On the basis of precise alignment of the boundary, some corresponding point-pairs are distributed as evenly as possible in outer action domain. Outer transformation function, which is built by interpolating these point-pairs, is used to register the image in outer action domain. 以边界的精确匹配为依据,在外部作用范围内尽可能均匀地分布一系列对应点对,然后插值这些点对获得外部配准变换函数,完成该区域内的图像配准。
The key to the automatic focusing and alignment is to design an adequate evaluation function to judge the quality of the projected image. 自动三色会聚的关键在于设计一个对成像质量进行正确评价的评价函数。
We designed and developed the "SeqAs" for sequence analysis. It had 20 pieces of module, involving sequence editor, amino acid translating, online Blast alignment and statistics of sequence datasets etc. The analytic function of the software was comparatively comprehensive. 本研究根据需要,设计和开发了SeqAs序列分析软件,软件主体部分共有20个模块,涉及序列编辑、氨基酸翻译、在线Blast比对、序列数据库统计等。
The opto-mechanical structure and the alignment and assembly scheme of the objective are designed. The performance test and results of our developed objective are reported. Then, its modulation transfer function MTF is measured. 设计了光机结构和装调方案,给出了研制结果。
The key of the construction of three-dimensional skeletal muscle is whether we should obtain polar and parallel myotubes in vitro. The characteristic of homogeneous alignment of muscle fibre in mature muscle is the morphological basis of contractile function of muscular tissue. 体外条件下,能否获取极性、平行排列的分化肌管,是三维肌组织构建成功的关键,因为肌纤维的平行排列特性,是肌组织发挥收缩功能的形态学基础。
Through sequence alignment Blast-X in NCBI, we find out the homology protein of 11 fragments, and then predicted the function of these gene fragments. 通过NCBI的Blast-X序列比对,找到了这11个基因片段的同源蛋白,并预测了这些基因片段的功能。
Biological sequence alignment is a significant, challenging and basic issue, and has very important significance for discovering the function, structure and evolution of nucleic acid and protein sequence alignment. 生物序列比对是一个重要的,具有挑战性的基本问题,对于推测核酸和蛋白质序列的功能、结构和进化具有非常重要的意义。