"Signal-Domain Guided Deep Learning for Gap-Filling of XCO and XCH₄: A Masked Spatio-Temporal Fusion of TROPOMI and GEOS-Chem (2019–2023)" - Interactive discussion https://essd.copernicus.org/preprints/essd-2025-817/ "Signal-Domain Guided Deep Learning for Gap-Filling of XCO and XCH₄: A Masked Spatio-Temporal Fusion of TROPOMI and GEOS-Chem (2019–2023)" - Interactive discussion enRC4: 'Comment on essd-2025-817', Anonymous Referee #4, 23 Mar 2026https://essd.copernicus.org/preprints/essd-2025-817/essd-2025-817-RC4.pdfRC4: 'Comment on essd-2025-817', Anonymous Referee #4, 23 Mar 2026Mon, 23 Mar 2026 14:13:19 +0100RC3: 'Comment on essd-2025-817', Anonymous Referee #3, 09 Mar 2026https://essd.copernicus.org/preprints/essd-2025-817/essd-2025-817-RC3.pdfRC3: 'Comment on essd-2025-817', Anonymous Referee #3, 09 Mar 2026Mon, 09 Mar 2026 11:32:48 +0100RC2: 'Comment on essd-2025-817', Anonymous Referee #2, 08 Mar 2026https://essd.copernicus.org/preprints/essd-2025-817/essd-2025-817-RC2.pdfRC2: 'Comment on essd-2025-817', Anonymous Referee #2, 08 Mar 2026Sun, 08 Mar 2026 09:36:40 +0100RC1: 'Comment on essd-2025-817', Anonymous Referee #1, 06 Mar 2026https://essd.copernicus.org/preprints/essd-2025-817/essd-2025-817-RC1.pdfRC1: 'Comment on essd-2025-817', Anonymous Referee #1, 06 Mar 2026Fri, 06 Mar 2026 09:35:58 +0100