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- In this paper, a new small region method in Monte Carlo calculation for the deep penetration problems is proposed. 本文提出了一个新的蒙特卡罗计算深穿透问题的小区域方法。
- The algorithm combines trust region method and interior technique. 算法运用了信赖域方法和内点技术。
- For the data of image sonar from experiment on the sea, dada was modeled by grids, disposed by mathematics morphology. The path was planed in small region by Dt propagation method. 针对海上试验实际情况,以前视声纳为避碰传感器,以栅格法建模,以数学形态学的方法处理收到数据,以Dt值传递法进行了小范围内的两个机器人避碰规划。
- In this paper, the authors present a trust region method for nonlinear system. 摘要该文给出了一个求解非线性系统的信赖域方法。
- Solar masses within a few light weeks. Only a black hole allows the presence of so much mass in such a small region. 个太阳质量,但直径只有数光星期之内的物体,只有黑洞才可能这么重而同时又这么细小。
- A small region of cytoplasm adjacent to the nucleus that contains the centrioles and serves to organize microtubules. 中心体细胞质与细胞核相邻的一块含有中心粒的区域,用来组成微管
- By use of a modified BFGS formula proposed by Li-Fukushima (2001), Li-Qi(2003)proposed a MBFGS-trust region method. Li-Qi(2003)将Li-Fukushima(2001)提出的修正BFGS公式应用于信赖域算法,提出了MBFGS-信赖域算法。
- The retina is specialized in having only a small region of tightly packed photoreceptors called the fovea. 视网膜是一个特化、且只有一小区域紧紧的附着光感受器,叫做中央小窝。
- This paper mainly discusses the conic trust region subproblem which is a key problem in conic trust region method. 在锥模型信赖域方法中,解锥模型信赖域子问题是关键,因此本文主要研究锥模型信赖域子问题及求解方法。
- A segmenting algorithm for the human liver MDCT medical images based on small region growing is presented. 摘要提出了一种基于小区域增长的分割算法对人体肝脏的MDCT医学图像进行分割。
- The far field shows the radiation of a single small electric dipole for groups of straight currents in a small region. 小型直线电流群在远场呈现单一电偶极之辐射。直线电流之沿线方向无辐射。
- Dennis J E ,Li S B , Tapia R A.A unified approach to global convergence of trust region method for nonsmooth optimization\[J \] .Math Prog. 欧宜贵;侯定丕.;无约束非光滑优化的信赖域算法\\[J\\]
- The present condions of attainable region method of reactor system synthesis are analyzed,and tendency in this field is presented in this paper. 本文综述分析了反应器系统综合可得区法的研究进展,指出了该领域的进一步发展趋势。
- There appears to be a small region on either side of the body's median plane (which bisects the body vertically) where people have trouble. 这似乎显示,人体正中面(将人体垂直分割成左右两半)的两侧都有一小区死角。
- In this thesis, we consider some topics about the nonmonotone trust region method for unconstrained minimization problems. 本文主要讨论了求解无约束极小化问题的非单调信赖域方法的相关论题。
- How well you stick to your diet could depend on the activity of a small region in your forebrain according to a new study on self-control. 根据一项有关自我控制的新研究,一个人对自己规定的饮食坚持得如何,可能取决于前脑上一片小区域的活动。
- The bottleneck must have affected some hominid group that inhabited a single small region, almost certainly somewhere in Africa. 瓶颈必定已经影响了居住在单一小区域的某个人科群体,几乎肯定这发生在非洲的某处。
- When healthy eaters choose broccoli over a Butterfinger, they use a small region in their brains that indulgers don't use. 当食量正常的人选择吃花椰菜,却不选朱古力威化饼的时候,他们使用了大脑中的一个小区域,那是暴食者不用的区域。
- Zhang et. al. [26] also proposed an adaptive trust region method, in which the trust region radius depends on the gradient and Hessian of the current iterate point. 章祥荪等在文[26]中也给出了一种自适应信赖域算法,它利用当前迭代点的梯度和海赛阵信息来选取当前迭代步的信赖域半径。
- In chapter 2, we mainly consider the application of filter technique to uncon-straint optimization problem, while taking trust region method as basic algorithm framework. 第2章中,我们主要考虑过滤技术在无约束优化问题中的应用,并采用信赖域方法作为基本算法。