Efficient blind compressed sensing using sparsifying transforms with convergence guarantees and application to magnetic resonance imaging

Keyphrases

• Cardiac Magnetic Resonance Imaging (cMRI) 100%
• Undersampling 100%
• Sparsifying Transforms 100%
• Blind Compressed Sensing 100%
• Convergence Guarantee 100%
• Medical Imaging 66%
• Transform Domain 66%
• Synthesis Dictionary 66%
• Compressed Sensing 33%
• Wavelet 33%
• K-space 33%
• Image Processing 33%
• Magnetic Resonance Image Reconstruction 33%
• Discrete Cosine Transform 33%
• Globally Convergent 33%
• Natural Signals 33%
• Sparsity 33%
• Natural Images 33%
• Image Patch 33%
• Space Measurement 33%
• Local Minimizer 33%
• Non-convexity 33%
• Block Coordinate Descent 33%
• Domain-specific Vocabulary 33%
• Dictionary Model 33%
• Various Applications 33%
• Reconstruction Quality 33%
• Highly Efficient 33%
• Optimal Update 33%

Computer Science

• Compressed Sensing 100%
• Critical Point 50%
• Transform Domain 50%
• Image Reconstruction 25%
• Sparsity 25%
• Natural Signal 25%
• Image Processing 25%
• Medical Imaging 25%
• Measurement Space 25%
• Discrete Cosine Transform 25%