A correction model based on BP neural network for MRI geometric distortions

Keyphrases

• Magnetic Resonance Imaging 100%
• Correction Method 100%
• Back-propagation Artificial Neural Network (BP-ANN) 100%
• Correction Model 100%
• Gradient Coil 100%
• Geometric Distortion 100%
• Spherical Harmonic Function 100%
• Imperfection 50%
• Magnetic Field Distribution 50%
• Neural Network Model 50%
• Image Intensity 50%
• Traditional Techniques 50%
• Field Distribution 50%
• Design Information 50%
• Neural Network Training 50%
• Image pixels 50%
• Phantom 50%
• Gradient Coil Design 50%
• Image Distortion 50%
• Pixel Coordinates 50%
• Gradient Field 50%
• Gradient Nonlinearity 50%
• Position Correction 50%
• Geometrical Distortion 50%
• Landmark Points 50%

Engineering

• Harmonics 100%
• Backpropagation 100%
• Geometric Distortion 100%
• Magnetic Field Distribution 50%
• Network Model 50%
• Nonlinearity 50%
• Image Intensity 50%
• Field Distribution 50%
• Design Information 50%
• Image Distortion 50%
• Gradient Field 50%
• Landmark Point 50%