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An efficient Jacobian scaling method for time-domain optical mammography

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【作者】 马艺闻高峰阮平巧杨芳赵会娟

【Author】 Yiwen Ma~(2*),Feng Gao,Pingqiao Ruan Fang Yang~2,and Huijuan Zhao 1 State Key Laboratory of Precision Measuring Technology and Instruments,Tianjin University, Tianjin 300072,China 2 College of Precision Instrument and Optoelectronics Engineering,Tianjin University, Tianjin 300072,China

【机构】 State Key Laboratory of Precision Measuring Technology and Instruments,Tianjin UniversityCollege of Precision Instrument and Optoelectronics Engineering,Tianjin University

【摘要】 <正>Time-domain diffuse optical tomography can efficiently reconstruct optical parameters which can be further applied in diagnosing early breast cancer.Nevertheless,the performances of reconstructed imaging are badly influenced by different Jacobian magnitudes of absorption coefficient and reduced scattering coefficient.With the introudction of a relative data type based on generalized pulse spectrum technique, an efficient Jacobian scaling method is proposed.The interrelated simulated validation is also revealed for the enhancing performances.

【Abstract】 Time-domain diffuse optical tomography can efficiently reconstruct optical parameters which can be further applied in diagnosing early breast cancer.Nevertheless,the performances of reconstructed imaging are badly influenced by different Jacobian magnitudes of absorption coefficient and reduced scattering coefficient.With the introudction of a relative data type based on generalized pulse spectrum technique, an efficient Jacobian scaling method is proposed.The interrelated simulated validation is also revealed for the enhancing performances.

【关键词】 Jacobianreconstructscalingsealingdiffusebadlyiterativeinverseabsoluteenhancing
【基金】 supported by the National Natural Science Foundation of China(Nos.30870657 and 30970775);the National Basic Research Program of China(No.2006CB705700);the Chinese National Programs for High Technology Research and Development (No.2009AA02Z413);Tianjin Municipal Government of China(No.09JCZDJC18200).
  • 【文献出处】 Chinese Optics Letters ,中国光学快报(英文版) , 编辑部邮箱 ,2010年02期
  • 【分类号】R318.5
  • 【被引频次】2
  • 【下载频次】24
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