Combined Similarity to Reference Image with Joint Sparsifying Transform for Longitudinal Compressive Sensing MRI

Figure 2

Sampling pattern and reconstructed images based on the similarity within same scans scenario. (a) Sampling pattern with 15% of K-space data sampled. (b) The original T2 image. (c) The original FLAIR image. (d) Reconstructed image of wavelet transform. (e) Reconstructed image of Contourlet transform. (f) Reconstructed image of joint sparsifying transform.

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