QIU Tianshuang   

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Language:English

Paper Publications

Title of Paper:基于超声图像分析的肝癌射频治疗效果定量评价

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Date of Publication:2009-06-20

Journal:中国生物医学工程学报

Included Journals:Scopus、PKU、ISTIC、CSCD

Volume:28

Issue:3

Page Number:332-337

ISSN No.:0258-8021

Key Words:射频治疗;超声图像;Gabor变换;矩阵2范数;定量评价

Abstract:医学超声图像对于肝癌射频治疗后的评估具有重要作用.作为一种"姑息性"疗法,射频治疗不能保证肿瘤生长部位经治疗后没有癌细胞残留.为了使医生能够准确地评估肝癌射频治疗后的效果,需要建立一种定量评价体系.采用Gabor变换提取图像纹理特征,计算各阶段图像的特征距离,并采用特征距离的立方对图像矩阵的2范数加权,从而构造出肝癌射频治疗后复查的定量评价体系.该定量评价体系与病理检查结果相一致,对于辅助医生更加准确地评估出肝癌射频治疗后的效果具有潜在的应用价值.

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