Markerless Lung Tumor Motion Tracking by Dynamic Decomposition of X-Ray Image Intensity

<table>Concept of a tumor component extraction from an observed fluoroscopic image. Images are inversely colored and the tumor intensity is higher than the original for visibility.</table>

Journal of Medical Engineering

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Figure 1

Figure 1: Markerless Lung Tumor Motion Tracking by Dynamic Decomposition of X-Ray Image Intensity 