J4 ›› 2012, Vol. 39 ›› Issue (4): 62-66+196.doi: 10.3969/j.issn.1001-2400.2012.04.012

• Original Articles • Previous Articles     Next Articles

New equivalent method for multi-spectral optical coefficients

HOU Yanbin;QU Xiaochao;CHEN Duofang;CHEN Xueli   

  1. (School of Life Sciences and Technology, Xidian Univ., Xi'an  710071, China)
  • Received:2010-12-17 Online:2012-08-20 Published:2012-10-08
  • Contact: HOU Yanbin E-mail:ybhou@mail.xidian.edu.cn

Abstract:

On the basis of the establishment and analysis of the bioluminescence tomography (BLT) system equation, a new equivalent method for multi-spectral optical coefficients is proposed, which convertes the multi-spectral BLT problem into the equivalent mixed-spectral version, thus reducing the dimension and overhead of the system equation. Results demonstrate that this new source weighted method (SWM) is much more accurate and robust than the available arithmetic average method (AAM), keeping the relative error of less than 5%.

Key words: bioluminescence tomography, equivalent optical coefficients, multi-spectrum, mixed-spectrum

CLC Number: 

  • TP301.6

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