Sea Surface Salinity Forecast in the Tropical Pacific Ocean during ENSO Events

<strong>Data introduction</strong> <strong>1.</strong> <strong>Sea surface salinity training dataset </strong> Source: European Space Agency Area: 100°W~180°W, 11°S~11°N (Eastern Tropical Pacific Ocean ) Period: 2010~2014 Quantity: 1748 samples File Format: NPY Spatial resolution: 50 km (112*312 grids) Note:The training dataset are rescaled from [30.8, 36.9] to [−1, 1] pss and there are 6 sets of data in total. <strong>2.</strong> <strong>Sea surface salinity test dataset</strong> Source: European Space Agency Period: 2015, 03, 02~2019,12,31, daily Quantity: 1762 samples Note: The test dataset maintains the original data range to validate the DNN forecast results File Format: NPY <strong>3.</strong> <strong>DNN forecast dataset</strong> Source: forecast by DNN model Period: 2015, 03, 02~2019,12,31, daily Quantity: 1762 samples File Format: NPY <strong>4.</strong> <strong>33-day signals at 5°S bands</strong> Source: OSTIA, European Space Agency,DNN forecast (see the <em>GRL </em>paper for details) Period: 2015, 03, 02~2019,12,31, daily File Format: NPY <strong>5.</strong> <strong>The Index comparison</strong> Source: NOAA, KNMI Climate Explorer, European Space Agency, DNN forecast(see the <em>GRL </em>paper for details) Area: 170°W~120°W, 5°N~5°S Period: 2015, 03, 02~2019,12,31, daily,monthly File Format: NPY