本文对交叉证认技术选取平滑因子的若干问题进行了探讨，许采用模拟数据的方式验证了作者的观点。
In this paper, some problems about smoothing factor selected by cross-validation technique are discussed and tested by using the simulation data.
本文提出了一种利用多变量最小二乘法确定最佳数据平滑因子的方法，建立了优化平滑器特性的数学模型。
The paper presents the multi-variable least square method to determine the optimal factor of data smoothing and its amplitude-frequency characteristics and compares it with the general filter.
针对边界部分有重叠的图象，提出了一种基于网格匹配的快速对准算法，并通过平滑因子对图象实现了无缝拼接。
In this paper, we present a fast stitching algorithm for the overlapping images based on grid matching, which makes images matching correctly, stitching images seamless and smooth.
针对广义回归网络在时变环境下难以确定平滑因子，自适应能力弱的缺点，提出了一种基于贡献率的选择优化方案。
For the defect that it is hard to determine the smoothing parameter in time-varying conditions, the adaptive optimizing strategy based on contributing ratio is proposed.
唯一的眼霜用光亮的结合转移因子e -XF型专利的支持，坚定，平滑和保湿剂。
The only eye cream to combine the patented support of Transfer Factor E-XF with brightening, firming, smoothing and moisturizing agents.
提出了改进的相位平滑伪距定位方法，整个平滑过程是分段进行的，而且当平滑进行到一定程度时，将加权因子冻结，以保持当前观测值的权重。
An improved positioning method of piecewise code smoothing is introduced, which freezes the weighting factor in the process of computation to keep the weight of current observations.
正五聚蛋白3 (PTX3)是一个新的炎症因子，它由内皮细胞、平滑肌细胞和巨噬细胞产生。
Pentraxin 3 (PTX3) is a novel inflammatory marker produced by endothelial cells, smooth muscle cells, and macrophages.
结果表明，当冻结因子为10 ~15时，平滑效果较好。
The smoothing results are good when the frozen weighting factor is between 10 and 15.
目的：研究、探讨血小板源生长因子和肝素对培养的人主动脉平滑肌细胞表型转变调节作用，及其对平滑肌细胞胶原蛋白合成的影响。
Objective: to investigate the effect of platelet derived growth factor (PDGF) and heparin on regulating the transformation of phenotype and collagen synthesis in aorta smooth muscle cell (SMC).
多种细胞因子对血管平滑肌细胞的迁移有明显作用，如血管活性物质、生长因子和细胞外基质等。
A variety of extracellular stimulating factors plays a significant role on the migration of VSMC, such as vasoactive substances, growth factors and extracellular matrix.
多种细胞因子对血管平滑肌细胞的迁移有明显作用，如血管活性物质、生长因子和细胞外基质等。
A variety of extracellular stimulating factors plays a significant role on the migration of VSMC, such as vasoactive substances, growth factors and extracellular matrix.
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