Flux Gap Filling Tool

1 Upload & Configure

Upload your Excel file and select gap-filling parameters.

Up to ~3 years per run

Excel File (XLSX, Sheet1 & Sheet2) Sheet1: date, time, fluxes (ET, H, LE).
Sheet2: date, hour, environmental (sr, vpd, at, rh, ws, rain).

Gap-Filling Algorithm Tip: Use "Compare Models" on up to ~1 year of half-hourly data for best responsiveness. For longer multi-year records, MDS or RF alone is recommended.

MDS Base Tolerances (comma-separated) For ET, VPD, AT, RH, WS (in their native units). Tool will expand these for wider windows.

Sample Format

5 Visualize Results

Explore gap-filled time series, fingerprints, and RF feature importance.

Run the tool at least once to enable visualization options. Plots will open in new tabs.

6 Download Processed Data

Export the gap-filled dataset as CSV for further analysis.

Upload a file and run the tool to generate a downloadable gap-filled dataset.

Diagnostics & Logs

Inspect application logs if something behaves unexpectedly.

Download App Log

Disclaimer & Notes

Usage: This research tool has been tested on multiple datasets, but no warranty is provided regarding completeness or fitness for a particular purpose.

Responsibility: The authors and affiliated institutions are not liable for any decisions or conclusions drawn from outputs of this tool.

File Size: For long-term records, please split into ~3-year segments for robust performance on shared servers.

Feedback: For issues or suggestions, contact Dr. Srinivasa Rao Peddinti at speddinti@ucdavis.edu.