Research Article

Segmentation of Hyperacute Cerebral Infarcts Based on Sparse Representation of Diffusion Weighted Imaging

Figure 1

Illustration of inhomogeneous ischemic lesions. From (a) to (c): an axial slice of DWI with inhomogeneous infarcts (red and blue arrows, resp., pointing to hyperintense and isointense DWI regions of the lesion); the corresponding ADC and the ground truth lesion (in red) overlapped on the DWI slice.
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(b)
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