Tikhonov regularization with conjugate gradient least squares method for large-scale discrete ill-posed problem in image restoration
Wenli Wang, Gangrong Qu, Caiqin Song, Youran Ge, Yuhan Liu
Topics & Concepts
Tikhonov regularizationMathematicsConjugate gradient methodRegularization (linguistics)Well-posed problemImage restorationApplied mathematicsScale (ratio)Least-squares function approximationInverse problemConjugate residual methodMathematical optimizationMathematical analysisImage (mathematics)AlgorithmImage processingStatisticsArtificial intelligenceComputer sciencePhysicsEstimatorQuantum mechanicsArtificial neural networkGradient descentNumerical methods in inverse problemsPhotoacoustic and Ultrasonic ImagingImage and Signal Denoising Methods