| Radiance | Irradiance | Irradiance Error (sMAPE) | Mode |
|---|---|---|---|
| ![Radiance] Wells-radianceMCIS.png | ![Irradiance] Wells-irradianceMCIS.png | N/A | Monte Carlo [Importance Sampling] Reference |
| ![Radiance] Wells-radianceAC.png | ![Irradiance] Wells-irradianceAC.png | ![IrradianceError] Wells-irradianceErrorAC.png | Ambient Cube |
| ![Radiance] Wells-radianceSHL1G.png | ![Irradiance] Wells-irradianceSHL1G.png | ![IrradianceError] Wells-irradianceErrorSHL1G.png | Spherical Harmonics L1 [Geomerics] |
| ![Radiance] Wells-radianceSHL1.png | ![Irradiance] Wells-irradianceSHL1.png | ![IrradianceError] Wells-irradianceErrorSHL1.png | Spherical Harmonics L1 |
| ![Radiance] Wells-radianceSHL2.png | ![Irradiance] Wells-irradianceSHL2.png | ![IrradianceError] Wells-irradianceErrorSHL2.png | Spherical Harmonics L2 |
| ![Radiance] Wells-radianceSHL3.png | ![Irradiance] Wells-irradianceSHL3.png | ![IrradianceError] Wells-irradianceErrorSHL3.png | Spherical Harmonics L3 |
| ![Radiance] Wells-radianceSHL4.png | ![Irradiance] Wells-irradianceSHL4.png | ![IrradianceError] Wells-irradianceErrorSHL4.png | Spherical Harmonics L4 |
| ![Radiance] Wells-radianceSHL2W.png | ![Irradiance] Wells-irradianceSHL2W.png | ![IrradianceError] Wells-irradianceErrorSHL2W.png | Spherical Harmonics L2 [Windowed] |
| ![Radiance] Wells-radianceSG.png | ![Irradiance] Wells-irradianceSG.png | ![IrradianceError] Wells-irradianceErrorSG.png | Spherical Gaussians [Naive] |
| ![Radiance] Wells-radianceSGLS.png | ![Irradiance] Wells-irradianceSGLS.png | ![IrradianceError] Wells-irradianceErrorSGLS.png | Spherical Gaussians [Least Squares] |
| ![Radiance] Wells-radianceSGLSA.png | ![Irradiance] Wells-irradianceSGLSA.png | ![IrradianceError] Wells-irradianceErrorSGLSA.png | Spherical Gaussians [Least Squares + Ambient] |
| ![Radiance] Wells-radianceSGNNLS.png | ![Irradiance] Wells-irradianceSGNNLS.png | ![IrradianceError] Wells-irradianceErrorSGNNLS.png | Spherical Gaussians [Non-Negative Least Squares] |
