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OceanTACO

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machine_learning
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+ ],
546
+ [
547
+ "type",
548
+ "string",
549
+ "Sample type discriminator (FILE or FOLDER)."
550
+ ],
551
+ [
552
+ "stac:time_start",
553
+ "string",
554
+ ""
555
+ ],
556
+ [
557
+ "internal:current_id",
558
+ "int64",
559
+ "Current sample position at this level (0-indexed). Enables O(1) random access and relational JOINs (ZIP, FOLDER, TACOCAT)."
560
+ ],
561
+ [
562
+ "internal:parent_id",
563
+ "int64",
564
+ "Foreign key referencing parent sample position in previous level (ZIP, FOLDER, TACOCAT)."
565
+ ]
566
+ ],
567
+ "level1": [
568
+ [
569
+ "id",
570
+ "string",
571
+ "Unique sample identifier within parent scope. Must be unique among siblings."
572
+ ],
573
+ [
574
+ "type",
575
+ "string",
576
+ "Sample type discriminator (FILE or FOLDER)."
577
+ ],
578
+ [
579
+ "istac:centroid",
580
+ "binary",
581
+ "Center point in EPSG:4326 (WKB)"
582
+ ],
583
+ [
584
+ "istac:crs",
585
+ "string",
586
+ "Coordinate reference system (WKT2, EPSG, or PROJ)"
587
+ ],
588
+ [
589
+ "istac:geometry",
590
+ "binary",
591
+ "Spatial footprint in source CRS (WKB)"
592
+ ],
593
+ [
594
+ "istac:time_end",
595
+ "timestamp[us]",
596
+ "End timestamp (μs since Unix epoch, UTC)"
597
+ ],
598
+ [
599
+ "istac:time_middle",
600
+ "timestamp[us]",
601
+ "Middle timestamp (μs since Unix epoch, UTC)"
602
+ ],
603
+ [
604
+ "istac:time_start",
605
+ "timestamp[us]",
606
+ "Start timestamp (μs since Unix epoch, UTC)"
607
+ ],
608
+ [
609
+ "internal:current_id",
610
+ "int64",
611
+ "Current sample position at this level (0-indexed). Enables O(1) random access and relational JOINs (ZIP, FOLDER, TACOCAT)."
612
+ ],
613
+ [
614
+ "internal:parent_id",
615
+ "int64",
616
+ "Foreign key referencing parent sample position in previous level (ZIP, FOLDER, TACOCAT)."
617
+ ],
618
+ [
619
+ "internal:relative_path",
620
+ "string",
621
+ "Relative path from DATA/ directory. Format: {parent_path}/{id} or {id} for level0 (ZIP, FOLDER, TACOCAT)."
622
+ ]
623
+ ],
624
+ "level2": [
625
+ [
626
+ "id",
627
+ "string",
628
+ "Unique sample identifier within parent scope. Must be unique among siblings."
629
+ ],
630
+ [
631
+ "type",
632
+ "string",
633
+ "Sample type discriminator (FILE or FOLDER)."
634
+ ],
635
+ [
636
+ "data_source",
637
+ "string",
638
+ ""
639
+ ],
640
+ [
641
+ "istac:centroid",
642
+ "binary",
643
+ "Center point in EPSG:4326 (WKB)"
644
+ ],
645
+ [
646
+ "istac:crs",
647
+ "string",
648
+ "Coordinate reference system (WKT2, EPSG, or PROJ)"
649
+ ],
650
+ [
651
+ "istac:geometry",
652
+ "binary",
653
+ "Spatial footprint in source CRS (WKB)"
654
+ ],
655
+ [
656
+ "istac:time_end",
657
+ "timestamp[us]",
658
+ "End timestamp (μs since Unix epoch, UTC)"
659
+ ],
660
+ [
661
+ "istac:time_middle",
662
+ "timestamp[us]",
663
+ "Middle timestamp (μs since Unix epoch, UTC)"
664
+ ],
665
+ [
666
+ "istac:time_start",
667
+ "timestamp[us]",
668
+ "Start timestamp (μs since Unix epoch, UTC)"
669
+ ],
670
+ [
671
+ "modality",
672
+ "string",
673
+ ""
674
+ ],
675
+ [
676
+ "res_deg_lat",
677
+ "double",
678
+ ""
679
+ ],
680
+ [
681
+ "res_km_lat",
682
+ "double",
683
+ ""
684
+ ],
685
+ [
686
+ "sensor",
687
+ "string",
688
+ ""
689
+ ],
690
+ [
691
+ "variable",
692
+ "string",
693
+ ""
694
+ ],
695
+ [
696
+ "internal:current_id",
697
+ "int64",
698
+ "Current sample position at this level (0-indexed). Enables O(1) random access and relational JOINs (ZIP, FOLDER, TACOCAT)."
699
+ ],
700
+ [
701
+ "internal:parent_id",
702
+ "int64",
703
+ "Foreign key referencing parent sample position in previous level (ZIP, FOLDER, TACOCAT)."
704
+ ],
705
+ [
706
+ "internal:relative_path",
707
+ "string",
708
+ "Relative path from DATA/ directory. Format: {parent_path}/{id} or {id} for level0 (ZIP, FOLDER, TACOCAT)."
709
+ ]
710
+ ]
711
+ }
712
+ }
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