A multigrid expectation maximization reconstruction algorithm for positron emission tomography
中文标题翻译待生成
Body Part 身体部位
Modality 模态
Abstract / 摘要
The problem of reconstruction in positron emission tomography (PET) is basically estimating the number of photon pairs emitted from the source. Using the concept of the maximum-likelihood (ML) algorithm, the problem of reconstruction is reduced to determining an estimate of the emitter density that maximizes the probability of observing the actual detector count data over all possible emitter dens...
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