The trackability limitation of current gradient algorithm is discussed. A new algorithm, named variable parameter gradient estimation algorithm with local polynomial approximation is proposed.
本文分析了梯度辨识算法跟踪时变系统的缺点,提出了一种新的基于局部多项式逼近的变参数梯度估计算法。
However, as each entry in the determinant is symbolic, that is, a polynomial in variable(s), this leads to the intermediate expression swell(or explosion) problem in the expansion of determinant.
但是,由于行列式中的元素通常是符号化的,即其中每个元素都是关于变元(或参数)的多项式,导致行列式展开时的中间计算过程膨胀(甚至爆炸)。
We study uncapacitated version of the minimum cost flow problem of one-commodity and two-commodity with not only fixed cost but also variable cost, and give them each a polynomial algorithm.
本文研究了无容量限制的带固定费用和可变费用的单物资和二物资的最小费用流问题,并分别给出了多项式算法。
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