Corpus statistics — ZoomCap-450K (recomputed from the published files)
Entity counts are regex proxies; see release/compute_corpus_stats.py.
| split | rows | unique images | avg chars | avg words | avg sents | median chars | p99 chars | max chars | avg entities (caps) | avg entities (bold/quoted) |
|---|---|---|---|---|---|---|---|---|---|---|
full |
454,963 | 440,238 | 4228.6 | 648.3 | 31.8 | 3932 | 10117 | 58722 | 3.2 | 34.2 |
clean |
451,276 | 436,642 | 3963.3 | 604.6 | 28.9 | 3922 | 6581 | 29215 | 3.2 | 30.9 |
pii_free |
447,285 | 432,755 | 3966.0 | 605.2 | 29.0 | 3926 | 6581 | 29215 | 3.2 | 30.9 |
{
"full": {
"rows": 454963,
"unique_image_keys": 440238,
"rows_per_source": {
"laion_filter_image": 352942,
"share4v_image": 102021
},
"caption_chars": {
"count": 454963,
"mean": 4228.6,
"median": 3932,
"p01": 1982,
"p99": 10117,
"min": 8,
"max": 58722
},
"caption_words": {
"count": 454963,
"mean": 648.3,
"median": 600,
"p01": 300,
"p99": 1606,
"min": 2,
"max": 8636
},
"caption_sentences": {
"count": 454963,
"mean": 31.8,
"median": 28,
"p01": 13,
"p99": 92,
"min": 1,
"max": 1759
},
"entity_proxy_capitalised_forms": {
"count": 454963,
"mean": 3.2,
"median": 2,
"p01": 0,
"p99": 14,
"min": 0,
"max": 154
},
"entity_proxy_bold_or_quoted": {
"count": 454963,
"mean": 34.2,
"median": 29,
"p01": 10,
"p99": 100,
"min": 0,
"max": 1877
},
"chars_per_word": 6.52,
"words_per_sentence": 20.4
},
"clean": {
"rows": 451276,
"unique_image_keys": 436642,
"rows_per_source": {
"laion_filter_image": 350344,
"share4v_image": 100932
},
"caption_chars": {
"count": 451276,
"mean": 3963.3,
"median": 3922,
"p01": 1979,
"p99": 6581,
"min": 208,
"max": 29215
},
"caption_words": {
"count": 451276,
"mean": 604.6,
"median": 599,
"p01": 300,
"p99": 1018,
"min": 28,
"max": 5147
},
"caption_sentences": {
"count": 451276,
"mean": 28.9,
"median": 28,
"p01": 13,
"p99": 52,
"min": 1,
"max": 527
},
"entity_proxy_capitalised_forms": {
"count": 451276,
"mean": 3.2,
"median": 2,
"p01": 0,
"p99": 14,
"min": 0,
"max": 96
},
"entity_proxy_bold_or_quoted": {
"count": 451276,
"mean": 30.9,
"median": 29,
"p01": 10,
"p99": 66,
"min": 0,
"max": 1045
},
"chars_per_word": 6.55,
"words_per_sentence": 20.9
},
"pii_free": {
"rows": 447285,
"unique_image_keys": 432755,
"rows_per_source": {
"laion_filter_image": 346618,
"share4v_image": 100667
},
"caption_chars": {
"count": 447285,
"mean": 3966.0,
"median": 3926,
"p01": 1978,
"p99": 6581,
"min": 208,
"max": 29215
},
"caption_words": {
"count": 447285,
"mean": 605.2,
"median": 599,
"p01": 300,
"p99": 1019,
"min": 28,
"max": 5147
},
"caption_sentences": {
"count": 447285,
"mean": 29.0,
"median": 28,
"p01": 13,
"p99": 52,
"min": 1,
"max": 527
},
"entity_proxy_capitalised_forms": {
"count": 447285,
"mean": 3.2,
"median": 2,
"p01": 0,
"p99": 14,
"min": 0,
"max": 96
},
"entity_proxy_bold_or_quoted": {
"count": 447285,
"mean": 30.9,
"median": 29,
"p01": 10,
"p99": 66,
"min": 0,
"max": 1045
},
"chars_per_word": 6.55,
"words_per_sentence": 20.9
}
}