four-dimensional相关论文
Real-Time Four-Dimensional Trajectory Generation Based on Gain-Scheduling Control and a High-Fidelit
Aircraft ground movement plays a key role in improving airport efficiency,as it acts as a link to all other ground opera......
Study and application of an improved four-dimensional variational assimilation system based on the p
The four-dimensional variational assimilation(4D-Var)has been widely used in meteorological and oceanographic data assim......
Forming proper ensemble forecast initial members with four-dimensional variational data assimilation
A method has been presented to improve ensemble forecast by utilizing these initial members generated by four-dimensiona......
This study is a continuation of the solution to the dark matter mystery in the earlier study. In that study, the theoret......
【目的】探讨四维超声时空关联成像（spatio‐temporal image correlation ，STIC）在产前早期胎儿先天性心脏病筛选中的应用价值。【方......
目的 探讨自由呼吸状态下基于四维CT的肺癌原发灶位移及其与感兴趣器官和体表标记位移相关性,以及各呼吸时相肿瘤体积与肺脏体积变......
目的 探讨基于四维CT (4DCT)测定的胸中下段食管癌原发大体肿瘤体积(GTV)位移与邻近器官位移相关性及呼吸周期中GTV与心脏、肺体积......
目的：探讨经阴道实时四维超声造影（4D－HyCoSy）评估输卵管通畅性的可行性及安全性。方法53例不孕症患者分别接受4D－HyCoSy及X线输卵管碘......
目的 比较自由呼吸状态下根据四维CT (4DCT)勾画的食管癌整体与各椎体水平食管癌层面靶区外扩范围的差异.方法 13例食管癌患者接受......
目的 应用四维CT(4DCT)测量肺癌大体肿瘤体积(GTV)在三维方向上随呼吸运动的位移并分析其影响因素.方法 选择21例肺癌患者共22个肺......
介绍了傅里叶级数和傅里叶变换的基本思想,从哲学、物理学和数学的角度阐述了其深刻涵义和伟大之处.指出了傅里叶的思想和牛顿-莱......
为提高彩色视频的压缩比,在定义四维矩阵零平面的基础上,提出了一种'省略零平面'的编码方法.彩色视频在经过四维矩阵离散......
目的探讨经阴道实时四维超声造影（4D-Hy Co Sy）评估输卵管通畅性的可行性及安全性。方法 53例不孕症患者分别接受4D-Hy Co Sy及X线输......
目的应用经会阴四维超声观察新生儿体质量及分娩方式对产妇产后盆底结构的影响。方法选取在我院生产并于产后第42天复查的初产妇39......
Since its introduction in the 1970＇s, magnetic resonanceimaging （MRI） has become a standard imagingmodality. With its broad......
在宽阔的潮汐河段,由于潮汐和地形的影响,大范围的同步水文测验的精度和可靠性受到了很大的限制。为了得到高精度的水文测量成果,......
目的探讨四维彩超在诊断胎儿畸形中的应用。方法对近3年来在本院使用四维彩超检查的2760例孕16～30周之间的孕妇进行胎儿产前诊断检......
以通用性为目的,以建筑物沉降观测方法为基础,通过对扰动量和变形量进行维度扩展,建立了一个建筑物四维变形数据模型框架。......
目的 比较二维与四维超声在产前胎儿心脏筛查中的应用价值。方法 回顾性分析2014年8月—2016年10月在我院接受产前胎儿心脏筛查的......
对于一个新的四维超混沌系统，通过相平面分析和Lyapunov计算对其进行了简单的分析。基于Lyapunov稳定性理论和Babalat引理，设计出适......
The Role of Cultural Compatibility in Effective Management The Application of Cultural Four-dimensio
Cross-cultural management is often regarded as a discipline of international management focusing on cultural encounters ......
On a Hypothetical Vector Field Associated with the Classic Electromagnetic Wave in a Space of Four D
In two previous papers <a href="#ref1">[1]</a> and <a href="#ref2">[2]</a>, a structure for vector products in <em>n</em......
Assessment of fetus during second trimester ultrasonography using HDlive software:What is its real a
AIM To show imaging results from application of fourdimensional（4D） ultrasound lightening technique(HDliveTM) in clinical ......
分析了GIS在矿山建设和生产管理中的综合应用 ,着重研究了GIS中的数据存贮结构 ,将四维时空数据结构与矿井生产相联系 ,并探讨了矿......
采用多种具有较高时空分辨率的地面观测资料,及多普勒天气雷达三维数字组网系统和四维变分同化反演技术得到的高分辨率资料,分析了......
Carbon, hydrogen, oxygen, nitrogen, sulfur, and their compounds are volatile components that dominate the thin and fragi......
The aim of this work is to show that the currently widely accepted geometrical model of space and time based on the work......
In Newton’s classical physics, space and time are treated as absolute, independent quantities and can be discussed sepa......
针对森林分布广阔、林木生长周期长、调查费时费力、更新困难的特点,作者设计了基于组件GIS的森林景观四维可视化系统(FLFVS).该文......
