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采用了一种基于神经网络的舰船建造费预测方法 .计算结果表明 ,这种方法与传统的参数法相比较 ,有更好的估算精度 ,因而该方法可以作为研究此类问题的新途径 相似文献
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Danny M. Davis 《Defence and Peace Economics》2013,24(3):351-366
This paper is the first to demonstrate a viable prediction market that successfully forecasts defense acquisition cost and schedule outcomes, and to provide insights for defense executive decision‐making. Already used in private industry, prediction markets can also accurately forecast outcomes and their associated risks for government programs. Using virtual money, prediction markets allow traders to ‘bet’ on some future outcome. This market mechanism turns out to be a relatively simple and accurate way to discover, aggregate, and communicate to a defense executive the collective market’s beliefs about the likelihood of an eventual outcome of an acquisition program of interest. 相似文献
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基于筹措供应中心的装备器材保障研究 总被引:1,自引:0,他引:1
将先进的物流理论和供应链管理思想应用于装备器材保障中,阐述了建立装备器材筹措供应中心的重要性,构建了基于筹措供应中心的装备器材保障体系,设计了基于筹措供应中心的器材保障物流网络和器材保障信息管理,探讨了该模式下装备器材保障体系的运作机制,从而实现了装备器材保障管理的系统性和集成性,提高了装备器材保障的时效性和敏捷性。 相似文献
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装备采办中的讨价还价博弈模型 总被引:1,自引:0,他引:1
竞争性谈判是一种重要的武器装备采办方式,军方与承包商之间的谈判是一个重复博弈过程,双方谈判的本质是讨价还价。分析了轮流出价的讨价还价模型,对轮流出价博弈的子博弈精炼均衡进行了论述;在轮流出价模型的基础上建立了同时出价的讨价还价模型,并对2种模型的特点进行了分析;通过案例对2个模型的均衡结果进行了对比。分析结果显示:同时出价的讨价还价模型更能有效解决实际问题,更具有现实意义。 相似文献
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Buying off the shelf procurements (OTS) has become an important part of the national acquisition strategy in several countries, and this paper seeks to bring empirical evidence on OTS as the preferred acquisition strategy by use of data from 2015 to 2022 investment portfolio of the Norwegian Armed Forces. We develop definitions for three categories of procurement – OTS, modified OTS and development projects – as well as a method to classify projects into these categories. Our first finding is that the characteristics of OTS projects correspond to modified OTS and development projects. Our second finding indicates that OTS projects perform better when it comes to the completion of projects according to the initial schedule, compared to development projects. 相似文献
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Soumyanetra Munshi 《Defence and Peace Economics》2019,30(3):278-308
This paper proposes a simple game-theoretic framework for analyzing the relationship between the government, industry and indigenous community, especially in the context of mounting violence surrounding displacement of indigenous communities by governments for the purposes of commercial use of their habitat. It specifically takes into account the possibility of alleged ‘nexus’ between the government and the industry and explores its implications on the level of allocation and utilities of the players. We find that the bias in allocation that occurs when the government and the industry enter a ‘nexus’ can be rectified when there is resistance from the indigenous groups. Moreover, rebellion is a dominant strategy of the indigenous community, irrespective of whether there is ‘nexus’ or not, and being in ‘nexus’ with the government is a best response for the industry. The unique SPNE occurs when there is ‘nexus’ between the industry and the government and resistance by the indigenous groups, corroborating the widespread allegations of ‘nexus’ and evidence of resistance worldwide. We also explore a few extensions of the basic model and present some narrative evidence in support of the theoretical model. 相似文献
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针对目前高速数据采集中的实时性和同步性问题,提出了一种高速实时数据采集处理设计方案。根据上述方案进行了系统的硬件和软件设计,该系统以FPGA器件作为下位机控制核心,设计了时钟同步、数据采集、数据处理、数据缓存、数据通讯等功能模块;整个系统采用ARM微处理器作为上位机控制核心,基于嵌入式Linux 2.6内核进行软件编程,负责向FPGA发送设置参数和控制指令,同时对数据前端采样和处理数据进行存储、显示、统计等。经测试验证,该方案具有高速率、高精度、同步测量、实时处理、体积小、功耗低等优点。 相似文献