Datasets:
File size: 6,320 Bytes
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"schema_version": 1,
"updated": "2026-09-30",
"source_document": "data_inspection/FINAL_DATASET_SUMMARY.md",
"scope": "Current dataset working names and versioned split metadata; original source storage and legacy v1 remain unchanged.",
"terms": {
"hr": "fine-resolution LST",
"lr": "coarse-resolution LST",
"sequence_id": "calendar-month bundle identifier (HLC)",
"fine_lst_role": "satellite-retrieved reference product",
"temperature_decode": "stored / 100.0 (degrees Celsius); mask invalid values first",
"reader_temperature_decode": "ds.denormalize(sample['image']) / 100.0; use reference_mask",
"resolution_ratio": "256 / 8 = 32 is the array side-length ratio, not independent thermal information gain"
},
"datasets": [
{
"name": "HLS-LST-Pairs",
"short_name": "HLP",
"reader_id": "prithvi",
"legacy_names": [
"Prithvi Data",
"prithvi_data"
],
"record_unit": "HLS/fine LST patch pair",
"records": 242416,
"mgrs_tiles": 3094,
"hls_samples": 242416,
"fine_lst_samples": 242416,
"splits": {
"train": {
"reader_split": "train",
"tiles": 2796,
"hls_samples": 218975,
"fine_lst_samples": 218975
},
"validation": {
"reader_split": "val",
"tiles": 147,
"hls_samples": 11684,
"fine_lst_samples": 11684
},
"test": {
"reader_split": "test",
"tiles": 151,
"hls_samples": 11757,
"fine_lst_samples": 11757
}
},
"storage": {
"kind": "zip64_eoz",
"path": "artifacts/prithvi_data_v1_20260909.zip"
},
"prepared_directory": "processed_data/hlp_split_v2_20260914/prithvi",
"coarse_lst": "not delivered; synthetic degradation required",
"continuous_time_series": false,
"legacy_prepared_directory": "processed_data/v1/prithvi",
"legacy_split_mapping": {
"train": "train",
"test": "val"
},
"reader_prepared_argument": "processed_data/hlp_split_v2_20260914",
"split_version": "hlp-tile-validation-v2-20260914",
"split_summary": "data_inspection/hlp_split_20260914/split_summary.json"
},
{
"name": "HLS-LST-CrossSensor",
"short_name": "HLC",
"reader_id": "lstsr_tb",
"legacy_names": [
"LSTSR-TB",
"LSTSR",
"lstsr_tb_final_upload_20260721"
],
"record_unit": "calendar-month bundle",
"records": 277808,
"mgrs_tiles": 2490,
"hls_samples": 277808,
"fine_lst_samples": 2892007,
"splits": {
"train": {
"reader_split": "train",
"hls_samples": 250449,
"fine_lst_samples": 2608772
},
"validation": {
"reader_split": "val",
"hls_samples": 13694,
"fine_lst_samples": 141711
},
"test": {
"reader_split": "test",
"hls_samples": 13665,
"fine_lst_samples": 141524
}
},
"storage": {
"kind": "npz_directory",
"path": "data_inspection/extracted_metadata/lstsr_tb_final_dataset_20260719"
},
"prepared_directory": "processed_data/v1/lstsr_tb",
"coarse_lst": "Terra/MODIS MOD11A1 Collection 6.1; actual same-calendar-day coarse/fine pairs",
"continuous_time_series": false,
"full_membership_experiments": [
{
"run_id": "hlc-synthetic-full-epoch1-ddp2-io16-20260916-v3",
"manifest": "experiments/efdiff_hlc/deadline_run_manifest.json",
"train_fine_lst_months": 2608772,
"epochs": 1,
"val_fine_lst_months": 512,
"test_used": false,
"input": "synthetic Wald32 coarse LST and associated HLS",
"split_membership_unchanged": true,
"status": "complete; each model 2608772 records, 40763 updates, one epoch; 24-hour deadline met",
"world_size_per_model": 2,
"deadline_utc": "2026-09-18T04:23:04Z",
"loader_workers_per_rank": 16,
"local_full_test": {
"status": "launched; see run manifest and live pipeline",
"records": 141524,
"crop": 224,
"checkpoint": "fixed_epoch1_ema",
"test_used_for_selection": false,
"manifest": "experiments/efdiff_hlc/deadline_run_manifest.json",
"live_pipeline": "output/efdiff_hlc_epoch1_deadline_io16_20260916/full_test_20260921/pipeline.json"
}
},
{
"run_id": "hlc-synthetic-full-epoch1-20260916-v1",
"manifest": "experiments/efdiff_hlc/epoch1_run_manifest.json",
"train_fine_lst_months": 2608772,
"epochs": 1,
"val_fine_lst_months": 512,
"test_used": false,
"input": "synthetic Wald32 coarse LST and associated HLS",
"split_membership_unchanged": true,
"status": "preparation superseded by deadline DDP2 run; statistics retained"
}
],
"experimental_subsets": [
{
"version": "efdiff-hlc-synthetic-pilot-16384-512-v1",
"scope": "experiment-only fixed subset; original splits unchanged",
"summary": "experiments/efdiff_hlc/pilot_membership/summary.json",
"manifest": "experiments/efdiff_hlc/pilot_run_manifest.json",
"train_fine_lst_months": 16384,
"val_fine_lst_months": 512,
"test_used": false,
"input": "synthetic Wald32 coarse LST and associated HLS; no actual MODIS input"
}
],
"new_experiment_spatial_protocol": {
"protocol": "efdiff-hlc-fixed-center224-no-flip-20260930-v1",
"definition": "experiments/efdiff_hlc/center_crop_protocol.json",
"scope": "New synthetic-degradation experiments only; original data, splits and frozen historical training unchanged",
"shared_across_sequence_months": true,
"shared_across_epochs": true,
"crop": [
16,
240,
16,
240
],
"random_flip": false
}
}
]
}
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