ResearchBenchmarksTime Series Imputation on AQI (in-sample)Follow13.1MAEGRIN12.0419.19526.3533.505Jul 31, 2021Evaluation ResultsMethodMethodLinksMAEMSEMRE (%)GRIN2021.0713.1615.819.6MPGRU2021.0715.8816.3923.63BRITS2021.0717.24924.3425.79rGAIN2021.0717.69861.6626.48VAR2021.0718.13918.6827.13MICE2021.0726.391,872.5339.49MF2021.0726.742,021.4440.01KNN2021.0734.13,471.1451.02Mean2021.0739.63,231.0459.25