Supported by the Program of Fujian Education Department under Grant No. JB09069 and the Natural Science Fhnd of Fujian Province under Grant No. 2009J01275
针对常规超声波局部定位系统的缺陷,介绍了类GPS超声定位系统及其工作原理.在获得定位物体与观测基站的估计距离后,详细推导了Gauss-Newton迭代定位算法.针对常规Gauss-Newton迭代定位算法不易于在DSP(Digital Signal Processor,数字信号处理器)中实现的缺点,介绍了三种定位算法:改变目标函数的Gauss-Newton迭代定位算法、相交圆弦线方法和最小二乘估计
<正>Bistable behavior of neuronal complex networks is investigated in the limited-sustained-activity regime when the network is composed of excitatory and inhib