ID 原文 译文
38576 研究成果将为HV实现实时精确导航提供技术支持,并具有重要的理论意义和应用价值。 Research results will provide technical support for the HV to realize real-time accurate navigation, and has important theoretical significance and application value.
38577 针对战时定点修理任务重、修理时间有限、约束复杂的问题,进行了面向定点修理的战时装备维修任务多目标动态调度研究。 In view of the wartime designated repair task, repair time is limited, constraints, complex problems, has carried on the repair of wartime equipment maintenance task oriented multi-objective dynamic scheduling research.
38578 提出了战时定点修理装备维修任务调度军事问题,考虑修理时间窗、非遍历性等约束,构建了战时装备维修任务多目标动态调度模型。 Put forward the designated repair equipment maintenance task scheduling in wartime military problem, considering the repair time window, the ergodicity and other constraints, build a multi-objective dynamic scheduling model of wartime equipment maintenance task.
38579 采取分步求解思路处理修理小组分配以及修理任务排序两阶段优化问题,并从状态转移规则、信息素更新规则、先验信息获取3个方面对最大最小蚂蚁系统(max-min ant system,MMAS)算法进行改进,结合变邻域搜索(variable neighborhood search,VNS)算法增强算法的局部搜索能力,设计了基于Pareto改进VNS-MMAS算法实现模型求解,并通过示例仿真验证了模型及算法的科学性与有效性。 Take it step by step to solve idea processing repair repair group allocation and task scheduling two phase optimization problem, and the state transition rule and pheromone update rules, a priori information of maximum minimum three aspects the ant system (Max - min ant system, MMAS) algorithm was improved, combined with variable neighborhood search (variable neighborhood search, VNS) algorithm enhance the local search ability of algorithm, design based on the Pareto improvement VNS - MMAS algorithm implementation model, and verified by the example simulation model and the scientific nature and effectiveness of the algorithm.
38580 安全间隙是衡量安全信道编码保密性能的重要参数,目前相关研究主要考虑误比特率(bit error rate,BER)安全间隙,未考虑误字率(word error rate,WER)安全间隙。 Security clearance is important measure of security secret channel coding performance, the current related research mainly consider the bit error rate (bit error rate and BER) security clearance, did not consider the word error rate (word error rate, WER) security clearance.
38581 为同时减小安全信道编码BER和WER安全间隙,提出一种两次加扰方案。 Channel coding for the safety and reduce BER and WER security clearance, a two scrambling scheme is put forward.
38582 在发送端信道编码器前后各设置一个加扰器,相应在接收端信道译码器前后各设置解扰器,同时增大低信噪比区域的接收BER和WER,减小BER和WER安全间隙。 In the Settings before and after the sender channel encoder a scrambler, and the Settings before and after the corresponding decoder in the receiver channel interference device, at the same time increase the low SNR region receives the BER and WER, reduce BER and WER security clearance.
38583 对方案的差错概率进行了理论分析,并对信道编码采用BCH码时系统的性能进行了仿真。 The scheme of error probability are analyzed theoretically, and the channel coding using BCH code performance of the system are simulated.
38584 理论和仿真结果表明,相较于采用相同信道编码和外扰码器的方案,所提方案在减小WER安全间隙的同时也减小了BER安全间隙。 Theory and simulation results show that compared with the same channel coding and the scrambler scheme, the proposed scheme in WER security clearance as well as decrease the BER security clearance.
38585 在未来的战场中,智能导弹将成为精确有效的打击武器,导弹智能化已成为一种主要的发展趋势。 In the future battlefield, smart will be accurate effective strike weapons, missiles has become a main trend of the development of intelligence.