ID 原文 译文
48576 为降低迭代引入的运算量,进一步提出一种基于自适应选择机制的低复杂度算法。 Introduced to reduce the iteration computation, and further proposes a low complexity algorithm based on adaptive selection mechanism.
48577 仿真结果表明,所提算法能够明显改善短波数据传输系统的接收性能,而低复杂度算法则在保证算法性能的前提下使运算量得到有效控制。 The simulation results show that the proposed algorithm can significantly improve the shortwave receiver performance of data transmission system, and low complexity algorithm is on the premise of guarantee the algorithm performance control the computation effectively.
48578 指控(command and control,C2)实体行为仿真建模是C2装备仿真实验评估的核心问题。 Charges (the command and control, C2) entity behavior simulation modeling is the core of C2 equipment simulation evaluation problem.
48579 从C2实体结构、实体能力、实体行为、实体能力与行为之间的关系等方面对C2实体进行了分析,给出了综合态势C2行为的算法,实现了C2实体行为的量化表示,有效支撑了基于仿真试验的C2系统效能评估,提高了C2系统仿真结果的可信性,对于C2实体信息优势的分析和研究具有重要的参考价值。 From C2 entity structure, physical ability, behavior, physical ability and the relationship between the behavior of C2 entity was analyzed, and gives the algorithm of the integrated situation C2 behavior, realizes the quantitative C2 entity behavior, said effectively support the C2 system effectiveness evaluation based on simulation test, improve the credibility of simulation results, and C2 system to study and analysis of the advantages of the C2 entity information has important reference value.
48580 针对以往利用贝叶斯网络进行势评估时,贝叶斯网络结构和参数都是固定不变的不足,为提高态势评估准确性,提出一种变结构区间概率动态贝叶斯网络(variable structure interval probability dynamic Bayesian network,VSIP-DBN)进行态势评估的方法。 Using the Bayesian networks for ever when evaluating potential, Bayesian network structure and parameters are fixed, to improve the accuracy of situation assessment, in this paper, a variable structure interval probability dynamic Bayesian networks (variable structure interval aim-listed probability dynamic Bayesian network, VSIP - DBN) method for situation assessment.
48581 给出了VSIP-DBN的定义,推导了其推理的算法,网络结构能够根据态势变化情况进行改变,并给出了结构变化的判断依据,将参数推广为区间概率的形式,同时提出了区间概率参数的学习方法。 VSIP - the definition of DBN is given, and its reasoning algorithm was deduced, and the network structure can be used to change according to the situation changes, and gives the structure change of judgment, the parameter in the form of interval probability, at the same time interval probability parameter learning method is proposed.
48582 将VSIP-DBN应用于态势评估,在典型作战条件下进行仿真分析,不需要精确给出网络参数,即使出现偶然观测误差,也能够准确地评估出当前空战态势,提高了评估的灵活性。 Applying VSIP - DBN to situation assessment, under the condition of the typical combat simulation analysis, does not need accurate network parameters are given, even appear accidental observation error, will also be able to accurately assess the current combat situation, improves the flexibility of the assessment.
48583 岸基全球定位系统(global positioning system,GPS)海面反射信号特性对GPS反射信号遥感反演具有重要意义,可为系统设计提供重要参数支持。 Shore-based GPS (global positioning system, GPS) reflection surface reflection signal characteristics of GPS signal remote sensing inversion is of great significance, can provide important parameters for the system design support.
48584 在实验数据的基础上对微弱GPS海面反射信号特征提取方法进行验证和分析,结果显示所采用的提取方法能够有效提取海面反射信号; On the basis of the experimental data of surface reflection weak GPS signal feature extraction method for validation and analysis, the results show that adopted by the extraction method can effectively extract the surface reflection signal;
48585 分析不同积分时间相干积分和非相干积分的性能,结果显示,积分时间在100ms以上时,相干积分和非相干积分都能有效提取反射信号特征,且两者得到的信噪比基本一致;海面反射的GPS信号符合高斯分布特征,这与已发表文献的结论是不同的; Analysis of different integration time of coherent and incoherent integral performance, results show that the integration time in more than 100 ms, coherent and incoherent integral can be extracted effectively reflected signal characteristics, and both the signal-to-noise ratio is consistent;The surface reflection of the GPS signals in line with the characteristics of gaussian distribution, this conclusion is different with published literature;