Research Article

Combined First- and Second-Order Variational Model for Image Compressive Sensing

Figure 2

Reconstructed results of “Lena” image from noisy and undersampled Fourier data (noise level: 30 dB, sampling ratio: 25%). (a) Actual image; (b) TVAL3; (c) RecPF; (d) hybrid TVL1; (e) second-order TV; (f) our method.
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