...;;PV插值;;分层策略;;Powell算法 [gap=636]Keywords: image registration; normal mutual information (NMI); pv interpolation;layer strategy; Powell algorithm ..
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主题：算法 | 医源世界 关键词】 最大互信息；图像配准；PV插值法；Powell优化算法 [gap=730]Key words］ maximal mutual information;image registration;PV interpolation;Powell algorithm
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An expand PV interpolation algorithm is proposed to avoid getting into the local maximum. it can reduce misregistration rate.
文中提出了改进的部分体积插值方法，有效地避免陷入局部极值，减少误配率。
Researched the reason why PV interpolation may lead to wrong registration, and suggested to reduce gray levels to avoid the problem.
研究了PV插值法导致错误配准的原因，提出了通过调整灰度级数来避免。
This paper presents a new image registration method based on minimal probability distance and improved Partial Volume(PV) interpolation.
提出一种基于最小概率距离和改进部分体积（PV）插值的图像配准方法。
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