Dataset and model outputs for paper.

This upload contains the supplementary data and code for the paper titled "Multi-step-ahead prediction of total nitrogen and export flux in a human-impacted river basin using Seq2Seq-GRU model". It includes: (1) the dataset used as model input, (2) the model implementation code, and (3) the experimental results and figures reported in the paper. All files are provided to support the reproducibility and transparency of our work.