Based on the threshold decomposition of a k-level signal, an algorithm of decomposition and reconstruction suitable for implementation of feedforward neural network is proposed.

利用信号的阈值分解，导出适合神经网络实现的信号分解和信号恢复算法。

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Joseph Montanaro, a financial planner with financial-services company USAA, says if necessary, reduce your 401 (k) account contributions to the level at which you receive the full employer match.

财务规划企业usaa规划师约瑟夫·蒙塔纳罗(Joseph Montanaro)说，如有必要，可以减少每月放在401 (k)账户的钱，让个人收入恢复到减薪前的状况。

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There was difference or significant difference between P level application treatments, difference appeared in some individual year for the N, K treatments.

尾叶桉、湿地松施P肥的各水平均达显著或极显著差异，施N、K肥的只在个别年度有差异。

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Groups such as the Family Research Council continue to advocate for abstinence-only education at the K-12 level, but the organization does not have an official stance on what sex education should happen beyond that, Sprigg said.

CNN: Gaps found in young people's sex knowledge

Our educational system at the K-12 level does not adequately prepare enough students with needed proficiencies in STEM, resulting in an insufficient pipeline of kids enthusiastic about and equipped to pursue scientific and technological fields at the collegiate level.

FORBES: Do Americans Have 21st Century Job Skills?

In October of 1999 this Cabinet-level agency endorsed ten math programs for grades K-12.

FORBES: Fact and Comment