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  2. README.md +286 -0
CITATION.cff ADDED
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+ cff-version: 1.2.0
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+ message: "If you use this dataset, please cite the associated paper."
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+ title: "DERE Dataset"
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+ type: dataset
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+ authors:
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+ - family-names: "Xu"
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+ given-names: "Shuo"
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+
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+ repository-code: "https://github.com/ai-spatial/DERE"
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+ url: "https://huggingface.co/datasets/ai-spatial/DERE"
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+ version: "1.0.0"
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+
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+ preferred-citation:
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+ type: conference-paper
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+ title: "Knowledge-Guided Learning for Global Carbon Flux Prediction: Integrating High-Level Remote Sensing with Bottom-Up Physical Modeling"
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+ authors:
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+ - family-names: "Xu"
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+ given-names: "Shuo"
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+ - family-names: "Wang"
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+ given-names: "Zhihao"
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+ - family-names: "Li"
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+ given-names: "Ruohan"
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+ - family-names: "Wang"
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+ given-names: "Ruichen"
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+ - family-names: "Ma"
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+ given-names: "Lei"
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+ - family-names: "Hurtt"
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+ given-names: "George C."
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+ - family-names: "Jia"
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+ given-names: "Xiaowei"
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+ - family-names: "Xie"
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+ given-names: "Yiqun"
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+ collection-title: "Proceedings of the 32nd ACM SIGKDD Conference on Knowledge Discovery and Data Mining V.2"
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+ year: 2026
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+ publisher:
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+ name: "ACM"
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+ conference:
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+ name: "32nd ACM SIGKDD Conference on Knowledge Discovery and Data Mining"
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+ location:
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+ name: "Jeju Island, Republic of Korea"
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+ doi: "10.1145/3770855.3818927"
README.md ADDED
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+ ---
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+ language:
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+ - en
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+ pretty_name: DERE Dataset
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+ tags:
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+ - remote-sensing
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+ - carbon-flux
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+ - time-series
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+ - earth-system-science
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+ - knowledge-guided-machine-learning
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+ - process-based-modeling
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+ - gpp
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+ - reco
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+ - nee
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+ configs:
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+ - config_name: global_mask
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+ data_files:
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+ - split: train
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+ path: viewer/global_mask/train.parquet
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+ - split: test
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+ path: viewer/global_mask/test.parquet
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+ - config_name: above
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+ data_files:
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+ - split: train
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+ path: viewer/insitu_matched/above/train.parquet
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+ - split: test
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+ path: viewer/insitu_matched/above/test.parquet
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+ - config_name: ameriflux
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+ data_files:
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+ - split: train
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+ path: viewer/insitu_matched/ameriflux/train.parquet
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+ - split: test
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+ path: viewer/insitu_matched/ameriflux/test.parquet
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+ - config_name: fluxnet
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+ data_files:
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+ - split: train
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+ path: viewer/insitu_matched/fluxnet/train.parquet
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+ - split: test
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+ path: viewer/insitu_matched/fluxnet/test.parquet
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+ - config_name: icos-ww
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+ data_files:
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+ - split: train
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+ path: viewer/insitu_matched/icos-ww/train.parquet
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+ - split: test
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+ path: viewer/insitu_matched/icos-ww/test.parquet
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+ - config_name: multiple
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+ data_files:
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+ - split: train
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+ path: viewer/insitu_matched/multiple/train.parquet
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+ - split: test
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+ path: viewer/insitu_matched/multiple/test.parquet
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+ ---
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+
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+ # DERE Dataset
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+
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+ DERE is a processed multi-source ecosystem dataset for global carbon-flux
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+ prediction. It integrates Ecosystem Demography (ED) simulations, remote-sensing
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+ products, LiDAR-derived forest-age information, and in-situ flux observations.
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+
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+ The dataset supports the paper:
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+
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+ **Knowledge-Guided Learning for Global Carbon Flux Prediction: Integrating
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+ High-Level Remote Sensing with Bottom-Up Physical Modeling**
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+
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+ Code repository: `https://github.com/ai-spatial/DERE`
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+
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+ ## Dataset Viewer
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+
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+ The Hugging Face Dataset Viewer uses lightweight Parquet summary tables under
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+ `viewer/`. Each Viewer row corresponds to one sample in the associated NPZ file
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+ and includes sample identifiers, array shapes, file paths, and compact summary
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+ statistics.
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+
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+ The complete multidimensional arrays remain in the NPZ files under
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+ `GlobalMask/` and `InSituMatched/`.
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+
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+ ## Dataset organization
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+
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+ ```text
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+ DERE/
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+ ├── README.md
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+ ├── CITATION.cff
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+ ├── GlobalMask/
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+ │ ├── README.md
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+ │ ├── train/
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+ │ │ └── GlobalMask_train.npz
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+ │ └── test/
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+ │ └── GlobalMask_test.npz
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+ ├── InSituMatched/
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+ │ ├── README.md
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+ │ ├── above/
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+ │ │ ├── train/
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+ │ │ │ └── InSituMatched_above_train.npz
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+ │ │ └── test/
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+ │ │ └── InSituMatched_above_test.npz
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+ │ ├── ameriflux/
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+ │ │ ├── train/
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+ │ │ │ └── InSituMatched_ameriflux_train.npz
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+ │ │ └── test/
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+ │ │ └── InSituMatched_ameriflux_test.npz
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+ │ ├── fluxnet/
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+ │ │ ├── train/
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+ │ │ │ └── InSituMatched_fluxnet_train.npz
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+ │ │ └── test/
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+ │ │ └── InSituMatched_fluxnet_test.npz
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+ │ ├── icos_ww/
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+ │ │ ├── train/
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+ │ │ │ └── InSituMatched_icos-ww_train.npz
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+ │ │ └── test/
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+ │ │ └── InSituMatched_icos-ww_test.npz
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+ │ └── multiple/
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+ │ ├── train/
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+ │ │ └── InSituMatched_multiple_train.npz
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+ │ └── test/
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+ │ └── InSituMatched_multiple_test.npz
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+ ├── metadata/
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+ │ ├── README.md
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+ │ ├── dimension_definitions.md
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+ │ ├── dataset_schema.json
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+ │ ├── normalization_statistics.npz
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+ │ ├── feature_names.csv
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+ │ ├── target_names.csv
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+ │ ├── pft_names.csv
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+ │ ├── age_classes.csv
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+ │ ├── insitu_site_metadata.csv
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+ │ ├── train_test_mask.md
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+ │ └── train_test_mask.npy
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+ └── viewer/
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+ ├── README.md
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+ ├── global_mask/
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+ │ ├── train.parquet
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+ │ └── test.parquet
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+ └── insitu_matched/
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+ ├── above/
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+ ├── ameriflux/
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+ ├── fluxnet/
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+ ├── icos-ww/
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+ └── multiple/
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+ ```
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+
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+ ## GlobalMask
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+
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+ `GlobalMask` contains globally sampled land-grid cells selected by a fixed
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+ train/test mask.
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+
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+ | Split | Samples | File |
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+ |---|---:|---|
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+ | Training | 3373 | `GlobalMask/train/GlobalMask_train.npz` |
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+ | Testing | 852 | `GlobalMask/test/GlobalMask_test.npz` |
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+
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+ Each file contains:
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+
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+ - `ed_simulation_x`
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+ - `ed_simulation_y`
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+ - `ed_simulation_pft_bl`
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+ - `ed_simulation_pft_nl`
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+ - `ed_simulation_pft_gs`
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+ - `lidar_age_weight_fraction`
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+ - `esa_cci_bl_fraction`
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+ - `esa_cci_nl_fraction`
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+ - `esa_cci_gs_fraction`
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+
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+ ## InSituMatched
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+
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+ `InSituMatched` contains ED simulation data and auxiliary variables aligned with
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+ in-situ carbon-flux observations.
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+
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+ | Subset | Training samples | Testing samples |
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+ |---|---:|---:|
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+ | ABoVE | 48 | 12 |
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+ | AmeriFlux | 67 | 18 |
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+ | FLUXNET | 68 | 16 |
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+ | ICOS-WW | 9 | 4 |
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+ | Multiple-network sites | 58 | 16 |
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+
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+ Each file contains:
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+
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+ - `ed_simulation_x`
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+ - `ed_simulation_y`
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+ - `observed_y`
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+ - `lidar_age_weight_fraction`
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+ - `esa_cci_bl_fraction`
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+ - `esa_cci_nl_fraction`
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+ - `esa_cci_gs_fraction`
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+
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+ The `multiple` subset contains sites occurring in more than one in-situ network.
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+
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+ ## Temporal alignment
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+
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+ The complete ED target sequence covers 29 calendar years from 1992 through
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+ 2020.
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+
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+ - December 1992 is used as the initial ED state.
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+ - Model inputs cover January 1993 through December 2020.
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+ - Prediction targets cover January 1993 through December 2020.
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+ - The prediction period contains 28 years, or 336 monthly time steps.
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+
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+ All released arrays use sample-first orientation whenever a sample dimension is
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+ present. Detailed dimensions and released shapes are documented in
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+ `metadata/dimension_definitions.md`.
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+
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+ ## Metadata
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+
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+ - `feature_names.csv` defines the ordering and index ranges of the 136 ED input features.
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+ - `target_names.csv` defines the 10 ED simulation targets and 3 observed
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+ carbon-flux targets.
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+ - `pft_names.csv` defines broadleaf, needleleaf, and grass-and-shrub PFTs.
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+ - `age_classes.csv` defines the 18 representative forest-age classes.
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+ - `insitu_site_metadata.csv` maps each InSituMatched sample index to its network and split.
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+ - `train_test_mask.md` documents the GlobalMask spatial mask.
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+ - `train_test_mask.npy` stores the GlobalMask sampling split.
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+ - `normalization_statistics.npz` contains:
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+ - `x_mean`: shape `[136]`
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+ - `x_std`: shape `[136]`
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+ - `y_mean`: shape `[10]`
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+ - `y_std`: shape `[10]`
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+
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+ ## Loading the data
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+
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+ ```python
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+ import numpy as np
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+
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+ file_path = "GlobalMask/train/GlobalMask_train.npz"
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+
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+ with np.load(file_path, allow_pickle=False) as data:
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+ for key in data.files:
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+ print(key, data[key].shape, data[key].dtype)
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+ ```
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+
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+ Load the normalization statistics with:
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+
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+ ```python
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+ import numpy as np
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+
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+ with np.load(
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+ "metadata/normalization_statistics.npz",
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+ allow_pickle=False,
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+ ) as stats:
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+ x_mean = stats["x_mean"]
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+ x_std = stats["x_std"]
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+ y_mean = stats["y_mean"]
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+ y_std = stats["y_std"]
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+ ```
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+
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+ Standardization is performed as:
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+
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+ ```python
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+ x_normalized = (x - x_mean) / x_std
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+ y_normalized = (y - y_mean) / y_std
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+ ```
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+
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+ ## Intended use
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+
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+ The dataset is intended for research on:
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+
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+ - global carbon-flux prediction
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+ - knowledge-guided machine learning
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+ - process-model emulation
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+ - multi-source data fusion
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+ - time-series modeling of GPP, RECO, and NEE
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+ - simulation-to-observation transfer learning
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+ - reproduction and comparison of DERE and baseline models
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+
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+ ## Citation
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+
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+ If you use this dataset, please cite:
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+
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+ ```bibtex
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+ @inproceedings{xu2026knowledge,
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+ author = {Shuo Xu and Zhihao Wang and Ruohan Li and Ruichen Wang and Lei Ma and George C. Hurtt and Xiaowei Jia and Yiqun Xie},
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+ title = {Knowledge-Guided Learning for Global Carbon Flux Prediction: Integrating High-Level Remote Sensing with Bottom-Up Physical Modeling},
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+ booktitle = {Proceedings of the 32nd ACM SIGKDD Conference on Knowledge Discovery and Data Mining V.2},
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+ year = {2026},
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+ address = {Jeju Island, Republic of Korea},
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+ publisher = {ACM},
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+ doi = {10.1145/3770855.3818927}
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+ }
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+ ```
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+
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+ The same citation is also provided in `CITATION.cff`.
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+
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+ ## License and source terms
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+
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+ The released files combine information derived from multiple upstream sources.
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+ Users are responsible for following the applicable attribution and
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+ redistribution terms of those sources.