Considering the relationship of shadow , background and target , we propose proper mrf model to describe image prior information . the bayes formulation is adopted to get the map segmentation 根据目标、阴影和背景的相互关系,提出相应的maf模型来描述待分割图像的先验知识,采用bayes方法,获得map准则下的目标分割。
As adaptive control achieves success in nonlinear uncertain systems , how to make full use of the prior information and design ilc by adaptive control , it ' s a new subject worthwhile to research 由于自适应控制在非线性不确定系统中的成功应用,如何充分利用系统的先验信息,用自适应控制设计迭代学习控制,这是一个值得研究的新课题。
Because of the shortage of prior information in the blind restoration processing , the result of restoration is usually not satisfactory . ringing effect is one of the important factors that influence restoration image quality 由于图像盲复原过程中先验信息的不足,往往造成复原图像质量不尽如人意,振铃效应就是影响复原图像质量的重要因素之一。
Finally , combined with the reliability and maintainability problem of xx missile system , the validity of above methods and the superiority of index verification method based on multi - source prior information have been proved 最后,结合xx导弹武器系统的可靠性与维修性指标验证问题,说明了上述方法的有效性和基于多源验前信息的指标验证方法的优越性。
It studies the determination of population distribution , information fusion of multiple sources based on evidence theory , the consistency of prior information relative to field test information and the robustness of prior distribution 就其中的总体分布的确定、多源验前信息融合问题、验前信息与现场信息的一致性问题以及验前分布的稳健性进行了研究。
Blind source separation ( bss ) problem is to separate or extract individual source signal from a set of mixed signals , assuming the source signals are independent and no a - prior information is known about the mixed signals 盲源分离问题是从某类混合信号序列中分离或提取出各个未知源信号的过程,其中假设源信号是相互统计独立的,人们对混合信号的信息完全未知。
The purpose of this paper is to make full use of multi - source prior information about military weapon to verify index of reliability and maintainability with small sample size of locale test and non - descending of index verification results 其目的是在现场试验为小样本的情况下,充分利用武器装备的多源验前信息,在不降低指标验证结果可信度的前提下,对可靠性与维修性( r & m )指标进行验证。
First , this paper investigates traditional method and bayesian approach of the assessment of system reliability , including the equivalent method of complicated system , the reliability assessment of multiple components , prior information conversion 首先,本文研究了了可靠性评估的经典方法和bayes方法,包括复杂系统的可靠性等效方法,多种类型单元可靠性评估方法,验前信息的折合。
We first propose an improved local edge detector to detect road elements from sar images . by introducing prior information of road network , we can organize the local line fragment into useful line structure with directional potential function 首先利用一种改进的sar图像局部线特征检测算子获得公路段基元,然后引入关于公路特征的先验知识,利用方向势能函数将局部线特征组织成较大线性结构。
A new algorithm is proposed to realize the image reconstruction of complex temperature field , i . e . , adding a prior information matrix to the reconstruction of temperature field to realize the image reconstruction of complex temperature field with less measured data of time for sound transmission 提出一种新的复杂温度场图像重建算法,通过在温度场重建中加入先验信息矩阵,实现在较少声波飞行时间测量数据下的复杂温度场图像的重建。