在国外,风险管理自20世纪70年代以来得到迅速发展,目前已经成为经济学界和企业界备受关注的热门学科,其主要成就在于对纯险市场的研究,其中70年代发展起来的金融工程学更是备受注
In multimedia cellular networks, when a Mobile Host requests multimedia services, it may experience hand-offs to several cells before the request is completely
The numerical world is under a fast development generating facilities and threats. The recommended solutions are especially the protection of information in all
重症肝炎是一种常见病、多发病,主要表现为短期内大量肝细胞坏死致肝功能衰竭的一类综合征,包括黄疸进行性加深,凝血功能障碍,肝性脑病等,死亡率极高.……
In this paper, we investigate power allocation problem with the use of transmit beamforming in a dual hop MISO (multiple input single output) relay channel. We
This paper describes the design, realization and experimental measurements of an antenna element to operate at ultra-wideband (UWB) spectrum. The type of this a
In this paper, we propose two novel semi-blind channel estimation techniques based on QR decomposition for Rayleigh flat fading Multiple Input Multiple output (
在前期研究确立的节水灌溉模式基础上,通过四因素五水平二次回归正交设计试验,以基本苗数、种肥磷量、追氮肥量和灌水量四项主要农艺措施为决策变量,以产量和水分利用效率为
Given the substantially increasing complexity of embedded systems, the use of relatively detailed clock cycle-accurate simulators for the design-space explorati