File size: 1,808 Bytes
883e092 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 | {
"waveform_index": "data/index/waveform_index.sqlite",
"index_audit": {
"scope": "all waveform_segments rows",
"segment_rows": 22908,
"missing_required_field_counts": {},
"invalid_sampling_rows": 0,
"end_time_formula_mismatch_rows": 0,
"duplicate_segment_key_rows_beyond_first": 0,
"exact_nslc_gap_count_within_selected_periods": 0,
"exact_nslc_gap_count_by_network": {},
"exact_nslc_gap_count_by_channel_family": {},
"exact_nslc_gap_duration_s": {
"median": null,
"p90": null,
"p99": null,
"maximum": null
},
"exact_nslc_overlap_count_within_selected_periods": 0,
"exact_nslc_overlap_count_by_network": {},
"exact_nslc_overlap_count_by_channel_family": {},
"exact_nslc_overlap_duration_s": {
"median": null,
"p90": null,
"p99": null,
"maximum": null
},
"missing_coordinate_rows": 0
},
"hdf5_sample_audit": {
"scope": "deterministic SHA-256-ordered sample stratified by period, network, and HH/BH/EH/HN channel family",
"sample_per_stratum": 2,
"selected_segments": 40,
"sample_window_seconds": 30.0,
"counters": {
"datasets_opened": 40,
"sample_windows_read": 120
},
"metadata_mismatch_examples": [],
"sample_values_examined": 334800,
"zero_value_fraction": 0.0005465949820788531,
"longest_zero_run_s_in_sample_windows": 0.025,
"dtype_extreme_value_count": 0,
"nonfinite_value_count": 18000,
"large_first_difference_count_20mad": 9,
"large_first_difference_note": "Diagnostic flag only; large first differences can be genuine seismic signals."
},
"interpretation": "Index checks cover every segment row. Sample-value diagnostics do not replace a full-array scan or comparison with upstream MiniSEED samples."
} |