To evaluate the ranging performance of impulse radio ultra wideband (IR-UWB) signals, an exper-iment is performed in a typical indoor environment. In order to m
对信号传递博弈模型的经验研究进行回顾,简述中国城市群一体化过程中行政主体的演化博弈特征.在此基础上,借鉴斯宾塞的劳动力市场信号博弈模型,构建一个基于信号博弈的城市群
Density function theory (DFT) at the B3LYP/6-311++G(2d) (5D, 7F) level of theory was calculated to predict the geometry structures, total energy and net charges
由国家自然科学基金委员会电工学科主办、西南交通大学承办的2011年度国家自然科学基金委员会电工学科高电压领域结题与在研项目交流会于2012年1月9-10日在成都召开。国家自
传统的纹理识别方法大多是对图像频谱的研究,文中尝试以粒计算理论为基础,利用分层思想对图像的纹理特征进行识别.首先,通过引入粒的边缘和分层熵的概念,建立粗糙粒理论,构造粗糙粒度空间模型.然后,构建基于粒的边缘和分层熵的相似度计算方法,得出一种图像纹理识别方法.该方法不仅提高模型在图像纹理识别上的实用性,而且通过对识别和检索过程的同步进行简化纹理识别的计算过程.最后,仿真实验表明,该模型及所用到的相关
网络结构化多Agent系统既包括系统运行的底层物理网络,还包括Agent之间的交互网络.传统的任务分配方式并没有深入考虑到网络结构化的特点.文中首先论述网络结构化多Agent系统
A novel feature fusion method is proposed for the edge detection of color images. Except for the typical features used in edge detection, the color contrast sim
A kind of turbo joint detection scheme based on parallel interference cancellation (PIC) is studied; then, the eigenvalues of iteration matrix is deeply analyze
Deformation-induced ferrite transformation (DIFT) has been proved to be an effective approach to refine ferrite grains. This paper shows that the ferrite grains
The effects of recrystallization and environment (vacuum versus air) on tensile properties of B-free Ni3Al (Zr) alloys were investigated. The results indicate t