| { |
| "schema_version": "finance1000-split-v1", |
| "indexing": "zero-based, stop indices are end-exclusive", |
| "total_rows": 28510, |
| "train": { |
| "start": 0, |
| "stop": 19957, |
| "rows": 19957, |
| "first_timestamp_utc": "2015-01-02T15:00:00Z", |
| "last_timestamp_utc": "2022-10-22T20:00:00Z" |
| }, |
| "test": { |
| "start": 19957, |
| "stop": 28510, |
| "rows": 8553, |
| "first_timestamp_utc": "2022-10-23T14:00:00Z", |
| "last_timestamp_utc": "2026-02-25T20:00:00Z" |
| }, |
| "window": { |
| "context_rows": 96, |
| "horizon_rows": 1, |
| "first_test_context_start": 19861, |
| "first_test_context_stop": 19957, |
| "first_test_target": 19957 |
| }, |
| "evaluation": { |
| "target_indices": "range(19957, 28510, 4)", |
| "stride": 4, |
| "count": 2139, |
| "first_target_index": 19957, |
| "last_target_index": 28509 |
| }, |
| "calendar": { |
| "timezone": "America/New_York converted to UTC", |
| "local_hours_inclusive": "10:00 through 16:00", |
| "frequency": "1 hour", |
| "includes_weekends": true, |
| "includes_market_holidays": true, |
| "warning": "The stored benchmark timeline is a regular calendar-day grid, not an exchange-session calendar. Forward fill therefore creates zero log changes on many non-trading rows." |
| }, |
| "policy_warning": "This is the final AAAI chronological 70/30 split. Older foundation scripts with periodic 70/10/20 splits are not part of the locked paper protocol." |
| } |
|
|
