# Computation times **00:20.110** total execution time for 9 files **from auto_examples/optimization**: | Example | Time | Mem (MB) | |-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------|------------| | [Multispectral demosaicing from raw sensor data](https://deepinv.org/auto_examples/optimization/demo_multispectral_demosaicing.html.md#sphx-glr-auto-examples-optimization-demo-multispectral-demosaicing-py) (`demo_multispectral_demosaicing.py`) | 00:04.898 | 0 | | [Image deblurring with Total-Variation (TV) prior](https://deepinv.org/auto_examples/optimization/demo_TV_minimisation.html.md#sphx-glr-auto-examples-optimization-demo-tv-minimisation-py) (`demo_TV_minimisation.py`) | 00:03.719 | 0 | | [Patch priors for limited-angle computed tomography](https://deepinv.org/auto_examples/optimization/demo_patch_priors_CT.html.md#sphx-glr-auto-examples-optimization-demo-patch-priors-ct-py) (`demo_patch_priors_CT.py`) | 00:02.821 | 0 | | [3D denoising of brain MRI with wavelet and TV priors](https://deepinv.org/auto_examples/optimization/demo_3D_denoising.html.md#sphx-glr-auto-examples-optimization-demo-3d-denoising-py) (`demo_3D_denoising.py`) | 00:02.596 | 0 | | [Expected Patch Log Likelihood (EPLL) for Denoising and Inpainting](https://deepinv.org/auto_examples/optimization/demo_epll.html.md#sphx-glr-auto-examples-optimization-demo-epll-py) (`demo_epll.py`) | 00:02.284 | 0 | | [Poisson Inverse Problems with Maximum-Likelihood Expectation-Maximization (MLEM)](https://deepinv.org/auto_examples/optimization/demo_poisson_mlem.html.md#sphx-glr-auto-examples-optimization-demo-poisson-mlem-py) (`demo_poisson_mlem.py`) | 00:01.437 | 0 | | [Image deblurring with custom deep explicit prior.](https://deepinv.org/auto_examples/optimization/demo_custom_prior.html.md#sphx-glr-auto-examples-optimization-demo-custom-prior-py) (`demo_custom_prior.py`) | 00:01.058 | 0 | | [Image inpainting with wavelet prior](https://deepinv.org/auto_examples/optimization/demo_wavelet_prior.html.md#sphx-glr-auto-examples-optimization-demo-wavelet-prior-py) (`demo_wavelet_prior.py`) | 00:01.007 | 0 | | [Reconstructing an image using the deep image prior.](https://deepinv.org/auto_examples/optimization/demo_dip.html.md#sphx-glr-auto-examples-optimization-demo-dip-py) (`demo_dip.py`) | 00:00.290 | 0 |