激光与光电子学进展, 2020, 57 (12): 121010, 网络出版: 2020-06-03
改进SURF在多模MRI乳腺配准算法中的研究 
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Research on Improved SURF Breast Registration Algorithm in Multi-Mode MRI
图 & 表
图 5. SIFT算法检测点对比仿真实验结果。(a) MRI图像;(b)传统SIFT算法检测点;(c)改进的SIFT算法检测点
Fig. 5. Comparison of simulation results of SIFT detection points. (a) MRI image; (b) detection points of traditional SIFT algorithm; (c) detection points of improved SIFT algorithm
图 6. 原始SURF算法和改进SURF算法有效点匹配对。(a)(b)原始SURF算法;(c)改进SURF算法
Fig. 6. Effective point matching pairs of original SURF algorithm and improved SURF algorithm. (a)(b) Original SURF algorithm; (c) improved SURF algorithm
图 7. T1WI、DWI、PWI的MRI序列图像。(a)~(g) T1WI的序列图像;(h)~(n) DWI的序列图像;(o)~(u) PWI的序列图像
Fig. 7. MRI sequence images of T1WI, DWI, and PWI. (a)-(g) T1WI image sequences; (h)-(n) DWI image sequences; (o)-(u) PWI image sequences
图 9. T1WI、DWI、PWI的配准结果。(a)~(g) T1WI的配准结果;(h)~(n) DWI的配准结果;(o)~(u) PWI的配准结果
Fig. 9. Registration results of T1WI, DWI, and PWI. (a)-(g) Registration results of T1WI; (h)-(n) registration results of DWI; (o)-(u) registration results of PWI
表 1均方根误差
Table1. Root mean square error
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表 2运行时间
Table2. Running timems
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李积英, 杨永红, 温强, 王燕, 杨宜林. 改进SURF在多模MRI乳腺配准算法中的研究[J]. 激光与光电子学进展, 2020, 57(12): 121010. Jiying Li, Yonghong Yang, Qiang Wen, Yan Wang, Yilin Yang. Research on Improved SURF Breast Registration Algorithm in Multi-Mode MRI[J]. Laser & Optoelectronics Progress, 2020, 57(12): 121010.
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