参数曲线的保形性与生成它的基函数的规范化全正性有关。
Shape preservation of parametric curves is associated with normalized total positivity of its basis functions.
本文得到的关联函数是恒正的，并且满足归一化条件。
The pair correlation functions obtained in this paper are positive definite and satisfy the normalization condition.
本文基于多值逻辑函数极小化提出一种正例学习问题，并对这一正例学习问题给出一个启发式学习算法。
This paper presents a learning problem from positive examples based on multiple valued minimization paradigm. A new heuristic algorithm for the problem is given.
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