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By studying the discrete Fourier transform properties of the band-limited digital signal,the authors introduce alternating projection neural networks into the paper,expand APNN's application scope from real field to complex field,and present several impor
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本文通过对频带受限数字信号的离散傅立叶变换特性的研究，引进了交替投影神经网络，并将其应用范围从实数域拓广到复数域，且给出了在复数域仍然成立的若干结论.运用这些结论，在对网络噪声抑制、网络收敛速度及待外推信号因截断而造成频谱严重外泄问题的分析与讨论的基础上，提出了一种基于交替投影神经网络的外推算法.仿真实验表明该方法是行之有效的.另外，该算法对频谱外推同样适用；由于它采用全互连神经网络结构，易于并行计算和VLSI实现，从而可满足军事上实时处理的需要. |
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By studying the documentary and using logical analysis, the paper treats of the driving forces of Shadowboxing development.
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摘要采用文献资料法和逻辑分析法，对太极拳发展动力的有关问题进行了探讨。 |
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By studying the realms of the Umbra, they learn to understand great secrets, increasing their mystical understanding or Gnosis.
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通过了解影界世界，他们探寻那些大秘密、扩大对神秘世界的了解、增进灵知的力量。 |
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By studying the result of physical education curriculum teaching after the implementation of Physical Education Curriculum Guiding Outline for Common Institutes of Higher Learning in Chinaby Hunan province, the author revealed that the implementation of t
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摘要通过时湖南省普通高校《纲要》实施后体育课程教学的研究，从教学效应与学生学习效应两方面，揭示了《纲要》的实施并没有实现课程改革的预期目标，提出课程改革应加强课程的文化性和约束力。 |
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By studying the source rocks and horizontal change rules of crude oil physical properties of reservoirs found out in Jinhu Depression, the oil and gas migration modes and accumulation rules under different geologic conditions are summarized.
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摘要通过对金湖凹陷烃源岩及已发现的油藏原油物性的纵横向变化规律，总结出不同地质环境下的油气运移方式及油气聚集的规律。 |
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By studying the trend of total yield changes, we found that the income distribution of China's Stock Market will have a significant structural change as Equity Division Reform forwarded.
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随着股权分置改革渐进式地推进，中国股市各类股权所有者的收益分布会发生显著的结构性变化。 |
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By studying the vibration signal characteristics in periodic loading machine system, vibration signal model including state equation and observed equation was constructed.
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通过研究周期性负载机械系统振动信号的特点，构造了包括状态方程和观测方程的振动信号模型。 |
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By studying typical English words for female, we can learn the sexism.
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剖析典型英语女性词汇，可以窥视到女性所遭受的性别歧视。 |
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By subjugation of the upward life (the udana) there is liberation from water, the thorny path, and mire, and the power of ascension is gained.
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控制了这个灵力，瑜伽士便能脱离苦海和深沼以及得到内在能力的上升。 |
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By submission of this bid, we warrant that the prices in the bid have been arrived at independently, without consultation, communication, agreement or understanding for the purpose of restricting the competition, as to any matter relating to such prices,
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通过投递本标书，我们保证标书中的价格是独立达成的，并未出于限制竞争的目的而在该价格的任何一方面与任何其他投标方或任何竞争对手进行磋商、通讯，或达成任何协议或契约。 |
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By submitting ourselves to a steady dose of highly processed, sweet, high-fat foods, we have unwittingly entered into a dangerous experiment, the long term consequences of which are only now beginning to surface.
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由于我们一直吃一定量的精加工高脂肪高糖食物，实际上我们已经在不知不觉中做了一个危险的实验，其长期后果现在才显露出来。 |
