排序方式: 共有52条查询结果,搜索用时 31 毫秒
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为探索深度学习理论在视频图像帧间运动补偿问题中的应用,提出一种用于视频图像帧间运动补偿的深度卷积神经网络。该网络由卷积模块和反卷积模块构成,可以处理不同分辨率输入图像并具备保持较完整图像细节的能力。利用具有时序一致性的视频图像序列构造训练样本,采用随机梯度下降法对设计的深度卷积神经网络进行训练。视觉效果和数值评估实验表明,训练得到的网络较传统方法能更有效地进行视频图像帧间运动补偿。 相似文献
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Torunn Laugen Haaland 《战略研究杂志》2016,39(7):999-1022
This article – based on interviews with Norwegian Provincial Reconstruction Team (PRT) commanders and the lessons-learned database of the Norwegian Armed Forces – argues that what appear to be an inability or unwillingness to learn and adapt in war may have other explanations. The ambiguity of experiences makes lessons contested, contradictory, and fluid interpretations of confusing events. Consequently, they do not provide unequivocal guidance for adaptation. Even when lessons learned are fairly clear and agreed upon, adaptation does not automatically follow, as force autonomy may be quite limited, at least for small states in coalition operations conducted in partnership with indigenous forces. 相似文献
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瞿志文 《中国人民武装警察部队学院学报》2008,24(1):30-33
维和警察防暴队在海地任务区遇到很多实际问题。在执勤执法中灵活运用迎战原则,探讨维和警察防暴队迎战原则的法律依据、行动授权和执行程序,总结在任务区复杂多变的情况下维和警察防暴队如何依托国际法规,合理运用迎战原则,有效使用武力授权,合法利用武器装备,严格遵守执行程序的措施和方法,对于完成维和任务具有一定的指导作用。 相似文献
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Patrick Porter 《Small Wars & Insurgencies》2014,25(3):685-695
This article reflects on a decade of British counterinsurgency operations. Questioning the idea that lessons have been learnt, the paper challenges the assumptions that are being used to frame future strategic choice. Suggesting that defence engagement is primarily focused on optimising overseas interventions while avoiding a deeper strategic reassessment about whether the UK should be undertaking these sorts of activities, the article calls for a proper debate on Britain's national security interests. 相似文献
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Tactical learning is critical to battlefield success, especially in a counterinsurgency. This article tests the existing model of military adaption against a ‘most-likely’ case: the British Army’s counterinsurgency in the Southern Cameroons (1960–61). Despite meeting all preconditions thought to enable adaptation – decentralization, leadership turnover, supportive leadership, poor organizational memory, feedback loops, and a clear threat – the British still failed to adapt. Archival evidence suggests politicians subverted bottom-up adaptation, because winning came at too high a price in terms of Britain’s broader strategic imperatives. Our finding identifies an important gap in the extant adaptation literature: it ignores politics. 相似文献
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本文提出一种用于研究战术弹道导弹攻防对抗及电子战的面向对象的仿真模型,结合导弹攻防对抗仿真的特点给出仿真模型的结构,并讨论了相应的仿真算法。 相似文献
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Per Marius Frost-Nielsen 《Contemporary Security Policy》2017,38(3):371-397
Why do states make substantial military contributions to coalition operations, while at the same time apply reservations, or caveats, to how the coalition can use the military contributions? Caveats rose to prominence in defense and policy circles with NATO’s campaign in Afghanistan. In the scholarly security literature, the term remains a buzzword for all types of reserved efforts by states in coalition warfare, but there are few theoretical accounts addressing caveats. This article contributes to the knowledge gap on caveats through a comparative case study of Denmark’s, the Netherlands’, and Norway’s contributions to NATO’s intervention in Libya in 2011. It demonstrates that caveats can occur through three different causal pathways: compromises from domestic bargaining, handling of alliance commitments, and implementation and civil–military relations. Insights into the complexity that causes caveats are highly relevant for both political and military decision-makers that are trying to coordinate states’ effort in coalition operations. 相似文献