With the two degrees information of the object function in search direction, the algorithm improved the convergence.
由于搜索方向含有目标函数的二阶信息，提高了算法的收敛速度。
In this paper a transitional design centering method is proposed, the formula for its relative search direction is also deduced.
本文提出了一种过渡情况下的电路中心值设计方法，并导出了相应的搜索方向公式。
Since the numerical derivative represents the search direction of optimization process, it's the key information for optimization.
而在优化计算过程中，导数是至关重要的信息，因为它代表了寻优过程的搜索方向。
The search direction is formed by using gradient projection, and the search directions and functions are controlled effectively by the sign functions.
利用梯度投影构造搜索方向，并使用符号函数对搜索方向和搜索函数进行有效的控制。
By reformulating the KKT system as a constrained equation, the algorithm generates the search direction by solving a linear equation at each iteration.
通过将问题的KKT系统转化成一个约束方程，算法在每步迭代只需解一个线性方程组即可得到搜索方向。
This paper proposes an efficient new algorithm by construction of a direct discrete search direction for a class of nonlinear integer programming problems.
针对一类非线性整数规划问题，通过构造直接离散搜索方向提出了一种十分有效的新算法。
The evaluation criteria based on the number of bindings of rules can distinguish the quality of equivalence rules, and correctly guide the search direction of algorithm.
采用基于规则绑定数目的评判标准则可有效区分等价规则的优劣，正确地指导算法的搜索方向。
In this paper a modified PRP method with nonmonotone line search is proposed, which can guarantee that the search direction is a sufficient descent direction per iteration.
本文给出一类非单调线性搜索下的修正prp算法，该方法保证每次迭代中的搜索方向是充分下降的。
By adopting texture statistics for ray-space slice, initial search direction was established, and then multi-layer rectilinear direction search method was realized in inter-slice prediction.
在片间预测中，通过对光线空间片的纹理统计，确立初始的搜索方向，实现分层的直线方向搜索方法。
By adopting texture statistics for ray-space slice, initial search direction was established, and then multi-layer rectilinear direction search method was realized in inter-slice prediction.
在片间预测中，通过对光线空间片的纹理统计，确立初始的搜索方向，实现分层的直线方向搜索方法。
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