Datasets:
OmniFall Dataset Statistics
Overview
| Metric | Value |
|---|---|
| Total datasets | 10 (5 multi-view, 5 single-view) |
| Total videos | 14,982 |
| Total segments (single-view) | 32,840 |
| Total segments (multi-view) | 71,846 |
| Total duration (single-view) | 33.34 hours |
| Total duration (multi-view) | 82.46 hours |
| Activity classes | 16 (core 10 + extended 6) |
| Average segment duration | 4.13s |
| Median segment duration | 2.70s |
Duration breakdown
| Component | Segments (SV) | Duration (SV) |
|---|---|---|
| OF-Syn | 19,228 | 16.88h |
| OF-ItW (OOPS) | 4,022 | 2.65h |
| OF-Staged (single-view) | 9,590 | 13.81h |
| OF-Staged (multi-view) | 46,913 | 61.51h |
Per-Dataset Statistics
| Dataset | Type | Videos | Segments (SV) | Segments (MV) | Duration (SV) | Duration (MV) | Avg Seg (s) |
|---|---|---|---|---|---|---|---|
| CAUCAFall | single | 100 | 258 | - | 0.28h | - | 3.85 |
| CMDFall | multi | 384 | 6,026 | 42,143 | 7.12h | 49.80h | 4.25 |
| EDF | multi | 10 | 254 | 508 | 0.22h | 0.44h | 3.14 |
| GMDCSA24 | single | 160 | 458 | - | 0.36h | - | 2.80 |
| Le2i | single | 190 | 967 | - | 0.79h | - | 2.95 |
| MCFD | multi | 192 | 169 | 1,352 | 0.20h | 1.60h | 4.26 |
| OCCU | multi | 10 | 245 | 484 | 0.25h | 0.48h | 3.54 |
| OOPS | single | 818 | 4,022 | - | 2.65h | - | 2.38 |
| UP-Fall | multi | 1,118 | 1,213 | 2,426 | 4.59h | 9.18h | 13.63 |
| OF-Syn | single | 12,000 | 19,228 | - | 16.88h | - | 3.16 |
SV = single-view (one segment per camera view). MV = multi-view (all synchronized camera views counted separately). Single-view datasets have identical SV and MV counts.
Class Distribution
| Class | Segments (SV) | Segments (MV) | Duration (SV) | Duration (MV) | % Segments (SV) | % Segments (MV) |
|---|---|---|---|---|---|---|
| walk | 4,137 | 8,694 | 5.66h | 16.77h | 12.6% | 12.1% |
| fall | 4,517 | 6,722 | 2.79h | 4.73h | 13.8% | 9.4% |
| fallen | 3,169 | 5,602 | 3.11h | 6.58h | 9.6% | 7.8% |
| sit_down | 1,895 | 3,204 | 1.19h | 1.65h | 5.8% | 4.5% |
| sitting | 3,350 | 1,959 | 3.91h | 2.85h | 10.2% | 2.7% |
| lie_down | 1,589 | 2,054 | 1.29h | 1.93h | 4.8% | 2.9% |
| lying | 2,597 | 1,211 | 3.35h | 2.26h | 7.9% | 1.7% |
| stand_up | 3,593 | 9,211 | 2.71h | 8.54h | 10.9% | 12.8% |
| standing | 3,747 | 3,317 | 4.05h | 4.56h | 11.4% | 4.6% |
| other | 3,229 | 4,939 | 4.79h | 11.64h | 9.8% | 6.9% |
| kneel_down | 33 | 0 | 0.02h | 0.00h | 0.1% | 0.0% |
| kneeling | 236 | 0 | 0.13h | 0.00h | 0.7% | 0.0% |
| squat_down | 59 | 0 | 0.03h | 0.00h | 0.2% | 0.0% |
| squatting | 50 | 0 | 0.03h | 0.00h | 0.2% | 0.0% |
| crawl | 110 | 0 | 0.10h | 0.00h | 0.3% | 0.0% |
| jump | 529 | 0 | 0.16h | 0.00h | 1.6% | 0.0% |
Classes 0-9 (core) are used by all components. Classes 10-15 (extended) appear only in OF-ItW and OF-Syn; they can be mapped to "other" (class 9) for compatibility with staged datasets.