This article is a review of different methods for attenuationcorrection in SPECT.
综述了常见的SPECT衰减校正方法，包括前、后校正法，本征法和迭代法。
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Simulation results show that the reconstruction effects with attenuationcorrection improved compared with the effects without attenuationcorrection.
计算结果表明采用吸收校正后的重建效果大为改善。
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It is also presented in what condition each method is more suitable to be applied. These should be helpful for correctly selecting an attenuationcorrection me...