quality report (items 22, 25-29)
Browse files
reports/quality_20260905T202529Z/quality_report.json
ADDED
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| 1 |
+
{
|
| 2 |
+
"generated_at_utc": "2026-09-05T20:23:11.846580+00:00",
|
| 3 |
+
"features_glob": "/work/features/outputs_v2/**/features.parquet",
|
| 4 |
+
"records_total": 222924152,
|
| 5 |
+
"records_retained": 211377871,
|
| 6 |
+
"guard_pass": {
|
| 7 |
+
"guard_removed_glob": "/work/features/outputs_v3/**/guard_removed.jsonl",
|
| 8 |
+
"records_in_guard_removed": 291811,
|
| 9 |
+
"records_matched_to_features": 291811,
|
| 10 |
+
"by_category": [
|
| 11 |
+
{
|
| 12 |
+
"category": "Sexual Content or Sexual Acts",
|
| 13 |
+
"records": 206204
|
| 14 |
+
},
|
| 15 |
+
{
|
| 16 |
+
"category": "Non-violent Illegal Acts",
|
| 17 |
+
"records": 37154
|
| 18 |
+
},
|
| 19 |
+
{
|
| 20 |
+
"category": "Violent",
|
| 21 |
+
"records": 25307
|
| 22 |
+
},
|
| 23 |
+
{
|
| 24 |
+
"category": "Unethical Acts",
|
| 25 |
+
"records": 16923
|
| 26 |
+
},
|
| 27 |
+
{
|
| 28 |
+
"category": "Suicide & Self-Harm",
|
| 29 |
+
"records": 6223
|
| 30 |
+
}
|
| 31 |
+
],
|
| 32 |
+
"note_ja": "第3パス(Qwen3Guard による削除)を features の status に 'deleted_guard:classifier' として反映。以降の保持件数はこの削除後の値。"
|
| 33 |
+
},
|
| 34 |
+
"item22_dedup": {
|
| 35 |
+
"upstream": {
|
| 36 |
+
"performed_by": "ABEJA(配布元、ABEJA-CC-JA 構築時)",
|
| 37 |
+
"methods": [
|
| 38 |
+
{
|
| 39 |
+
"method": "URL 重複除去(同一 URL は最新のスナップショットを採用)",
|
| 40 |
+
"threshold": "完全一致"
|
| 41 |
+
},
|
| 42 |
+
{
|
| 43 |
+
"method": "MinHash による近似重複除去(text-dedup、Dataproc 上で実行)",
|
| 44 |
+
"threshold": "非公開(記事に閾値の記載なし)"
|
| 45 |
+
}
|
| 46 |
+
],
|
| 47 |
+
"source_urls": [
|
| 48 |
+
"https://tech-blog.abeja.asia/entry/abeja-nedo-project-part2-202405",
|
| 49 |
+
"https://tech-blog.abeja.asia/entry/abeja-cc-ja-202409",
|
| 50 |
+
"https://registry.opendata.aws/abeja-cc-ja/"
|
| 51 |
+
],
|
| 52 |
+
"decision_ja": "配布元で URL 重複除去と MinHash 近似重複除去が実施済みのため、近似重複除去は再実行しない。完全一致(本文 SHA-1、URL)の残存だけを全件で再確認して記録する。"
|
| 53 |
+
},
|
| 54 |
+
"exact_duplicate_check": {
|
| 55 |
+
"scope": "第3パス後の保持文書(全件)",
|
| 56 |
+
"content_sha1_duplicates": 247312,
|
| 57 |
+
"url_duplicates": 298769,
|
| 58 |
+
"content_sha1_duplicate_rate": 0.00117,
|
| 59 |
+
"url_duplicate_rate": 0.001413
|
| 60 |
+
}
|
| 61 |
+
},
|
| 62 |
+
"item25_language": {
|
| 63 |
+
"tool": "fastText lid.176(文書先頭1,000字。行判定は30字以上の行を最大50行)",
|
| 64 |
+
"scope": "第1パス後の文書(有害フィルタ削除分を除く)",
|
| 65 |
+
"distribution": [
|
| 66 |
+
{
|
| 67 |
+
"lang": "ja",
|
| 68 |
+
"records": 221291612,
|
| 69 |
+
"ratio": 0.99987
|
| 70 |
+
},
|
| 71 |
+
{
|
| 72 |
+
"lang": "en",
|
| 73 |
+
"records": 14026,
|
| 74 |
+
"ratio": 6e-05
|
| 75 |
+
},
|
| 76 |
+
{
|
| 77 |
+
"lang": "unk",
|
| 78 |
+
"records": 4799,
|
| 79 |
+
"ratio": 2e-05
|
| 80 |
+
},
|
| 81 |
+
{
|
| 82 |
+
"lang": "zh",
|
| 83 |
+
"records": 2488,
|
| 84 |
+
"ratio": 1e-05
|
| 85 |
+
},
|
| 86 |
+
{
|
| 87 |
+
"lang": "sh",
|
| 88 |
+
"records": 2213,
|
| 89 |
+
"ratio": 1e-05
|
| 90 |
+
},
|
| 91 |
+
{
|
| 92 |
+
"lang": "tr",
|
| 93 |
+
"records": 1731,
|
| 94 |
+
"ratio": 1e-05
|
| 95 |
+
},
|
| 96 |
+
{
|
| 97 |
+
"lang": "fr",
|
| 98 |
+
"records": 943,
|
| 99 |
+
"ratio": 0.0
|
| 100 |
+
},
|
| 101 |
+
{
|
| 102 |
+
"lang": "ru",
|
| 103 |
+
"records": 721,
|
| 104 |
+
"ratio": 0.0
|
| 105 |
+
},
|
| 106 |
+
{
|
| 107 |
+
"lang": "es",
|
| 108 |
+
"records": 544,
|
| 109 |
+
"ratio": 0.0
|
| 110 |
+
},
|
| 111 |
+
{
|
| 112 |
+
"lang": "th",
|
| 113 |
+
"records": 236,
|
| 114 |
+
"ratio": 0.0
|
| 115 |
+
},
|
| 116 |
+
{
|
| 117 |
+
"lang": "de",
|
| 118 |
+
"records": 219,
|
| 119 |
+
"ratio": 0.0
|
| 120 |
+
},
|
| 121 |
+
{
|
| 122 |
+
"lang": "uk",
|
| 123 |
+
"records": 193,
|
| 124 |
+
"ratio": 0.0
|
| 125 |
+
},
|
| 126 |
+
{
|
| 127 |
+
"lang": "ko",
|
| 128 |
+
"records": 188,
|
| 129 |
+
"ratio": 0.0
|
| 130 |
+
},
|
| 131 |
+
{
|
| 132 |
+
"lang": "it",
|
| 133 |
+
"records": 137,
|
| 134 |
+
"ratio": 0.0
|
| 135 |
+
},
|
| 136 |
+
{
|
| 137 |
+
"lang": "hu",
|
| 138 |
+
"records": 135,
|
| 139 |
+
"ratio": 0.0
|
| 140 |
+
}
|
| 141 |
+
],
|
| 142 |
+
"japanese_ratio": 0.99987,
|
| 143 |
+
"mixed_language_records": 664985,
|
| 144 |
+
"mixed_definition": "文書は日本語判定だが、30字以上の行のうち非日本語判定が3割以上",
|
| 145 |
+
"processing": {
|
| 146 |
+
"non_japanese": "削除(14867 文書、確信度0.5以上)",
|
| 147 |
+
"mixed": "保持し件数のみ記録(非日本語行は行単位で削除しない)"
|
| 148 |
+
}
|
| 149 |
+
},
|
| 150 |
+
"item26_perplexity": {
|
| 151 |
+
"filter": {
|
| 152 |
+
"applied_by": "Podtech(入力データセット abeja-cc-ja-filtered の作成時)",
|
| 153 |
+
"model": "KenLM(lighttransport/japanese-scoring-model)",
|
| 154 |
+
"threshold": "perplexity < 40 を保持",
|
| 155 |
+
"source_url": "https://huggingface.co/datasets/Podtech/abeja-cc-ja-filtered"
|
| 156 |
+
},
|
| 157 |
+
"distribution_retained": {
|
| 158 |
+
"min": 2.2653319578385624,
|
| 159 |
+
"p5": 9.783503816134573,
|
| 160 |
+
"p25": 13.460497833510995,
|
| 161 |
+
"p50": 17.661450515163345,
|
| 162 |
+
"p75": 23.633965676577905,
|
| 163 |
+
"p95": 34.04114484824785,
|
| 164 |
+
"max": 39.99999971479578
|
| 165 |
+
},
|
| 166 |
+
"histogram_bin5": [
|
| 167 |
+
{
|
| 168 |
+
"bin_start": 0,
|
| 169 |
+
"records": 1407
|
| 170 |
+
},
|
| 171 |
+
{
|
| 172 |
+
"bin_start": 5,
|
| 173 |
+
"records": 13004262
|
| 174 |
+
},
|
| 175 |
+
{
|
| 176 |
+
"bin_start": 10,
|
| 177 |
+
"records": 64161385
|
| 178 |
+
},
|
| 179 |
+
{
|
| 180 |
+
"bin_start": 15,
|
| 181 |
+
"records": 59722754
|
| 182 |
+
},
|
| 183 |
+
{
|
| 184 |
+
"bin_start": 20,
|
| 185 |
+
"records": 39153836
|
| 186 |
+
},
|
| 187 |
+
{
|
| 188 |
+
"bin_start": 25,
|
| 189 |
+
"records": 23625541
|
| 190 |
+
},
|
| 191 |
+
{
|
| 192 |
+
"bin_start": 30,
|
| 193 |
+
"records": 14344601
|
| 194 |
+
},
|
| 195 |
+
{
|
| 196 |
+
"bin_start": 35,
|
| 197 |
+
"records": 8910366
|
| 198 |
+
}
|
| 199 |
+
],
|
| 200 |
+
"examples_near_threshold_retained": [
|
| 201 |
+
{
|
| 202 |
+
"url": "https://ponte.jpn.com/fashion/40579",
|
| 203 |
+
"perplexity": 39.99999971479578,
|
| 204 |
+
"chars": 567,
|
| 205 |
+
"genre": "ec_product"
|
| 206 |
+
},
|
| 207 |
+
{
|
| 208 |
+
"url": "http://www.himawaricli.jp/blog/%E3%82%AF%E3%83%AA%E3%82%B9%E3%83%9E%E3%82%B9%EF%BC%92%EF%BC%81/",
|
| 209 |
+
"perplexity": 39.999998497642615,
|
| 210 |
+
"chars": 266,
|
| 211 |
+
"genre": "diary_blog"
|
| 212 |
+
},
|
| 213 |
+
{
|
| 214 |
+
"url": "https://finance.yahoo.co.jp/cm/message/1008508/a5a4a5ca53a1bc/49/430",
|
| 215 |
+
"perplexity": 39.999998312050586,
|
| 216 |
+
"chars": 537,
|
| 217 |
+
"genre": "other"
|
| 218 |
+
},
|
| 219 |
+
{
|
| 220 |
+
"url": "http://blog2828.blog17.fc2.com/blog-entry-1212.html",
|
| 221 |
+
"perplexity": 39.99999800964512,
|
| 222 |
+
"chars": 1738,
|
| 223 |
+
"genre": "diary_blog"
|
| 224 |
+
},
|
| 225 |
+
{
|
| 226 |
+
"url": "http://fabrog.com/araya/?p=1568",
|
| 227 |
+
"perplexity": 39.99999718855152,
|
| 228 |
+
"chars": 496,
|
| 229 |
+
"genre": "other"
|
| 230 |
+
}
|
| 231 |
+
],
|
| 232 |
+
"examples_lowest_perplexity": [
|
| 233 |
+
{
|
| 234 |
+
"url": "https://www.jmrlsi.co.jp/company/message.html",
|
| 235 |
+
"perplexity": 2.2653319578385624,
|
| 236 |
+
"chars": 424,
|
| 237 |
+
"genre": "other"
|
| 238 |
+
},
|
| 239 |
+
{
|
| 240 |
+
"url": "http://e-pege.com/%E7%94%BA%E3%81%AF%E3%82%AE%E3%83%AA%E3%82%B7%E3%83%A3%E4%BA%BA%E3%81%AB%E7%99%BA%E8%A6%8B%E3%81%95%E3%82%8Chttp-p104-ezboard-com-skordiski-fistorijabalkanafrm27-showmessage-7/",
|
| 241 |
+
"perplexity": 3.5086999602730344,
|
| 242 |
+
"chars": 1348,
|
| 243 |
+
"genre": "other"
|
| 244 |
+
},
|
| 245 |
+
{
|
| 246 |
+
"url": "https://jp.famousbirthdays.com/people/sho-nakata.html",
|
| 247 |
+
"perplexity": 3.6298390343216482,
|
| 248 |
+
"chars": 239,
|
| 249 |
+
"genre": "other"
|
| 250 |
+
},
|
| 251 |
+
{
|
| 252 |
+
"url": "https://tommyinaka.com/%E4%BF%B3%E5%84%AA%E3%83%BB%E7%94%B7%E6%80%A7%E3%83%A2%E3%83%87%E3%83%AB%E3%83%BB%E3%82%BF%E3%83%AC%E3%83%B3%E3%83%88%E3%83%BB%E3%82%A2%E3%83%8A%E3%82%A6%E3%83%B3%E3%82%B5%E3%83%BC/kyary-pamyu-pamyu/",
|
| 253 |
+
"perplexity": 3.688557239721754,
|
| 254 |
+
"chars": 6151,
|
| 255 |
+
"genre": "other"
|
| 256 |
+
},
|
| 257 |
+
{
|
| 258 |
+
"url": "https://oll-academy.com/page-sample/",
|
| 259 |
+
"perplexity": 3.8197551471302544,
|
| 260 |
+
"chars": 323,
|
| 261 |
+
"genre": "diary_blog"
|
| 262 |
+
}
|
| 263 |
+
],
|
| 264 |
+
"note_ja": "閾値以上(除外側)の文書は入力データに含まれないため、除外例は配布元データ(S3 の原本)からの抽出が必要。ここでは保持側の分布と閾値付近の残存例を示す。"
|
| 265 |
+
},
|
| 266 |
+
"item27_length": {
|
| 267 |
+
"chars_input_all": {
|
| 268 |
+
"records": 222924152,
|
| 269 |
+
"min": 1,
|
| 270 |
+
"p5": 211.0,
|
| 271 |
+
"p50": 937.0,
|
| 272 |
+
"p95": 4735.0,
|
| 273 |
+
"max": 469718,
|
| 274 |
+
"mean": 1560.2,
|
| 275 |
+
"sum": 347802755643
|
| 276 |
+
},
|
| 277 |
+
"chars_final_retained": {
|
| 278 |
+
"records": 211377871,
|
| 279 |
+
"min": 200,
|
| 280 |
+
"p5": 267.0,
|
| 281 |
+
"p50": 981.0,
|
| 282 |
+
"p95": 4728.0,
|
| 283 |
+
"max": 99992,
|
| 284 |
+
"mean": 1588.8,
|
| 285 |
+
"sum": 335840921345
|
| 286 |
+
},
|
| 287 |
+
"chars_input_deleted_toxic": {
|
| 288 |
+
"records": 1603314,
|
| 289 |
+
"min": 11,
|
| 290 |
+
"p5": 475.0,
|
| 291 |
+
"p50": 2964.0,
|
| 292 |
+
"p95": 14948.0,
|
| 293 |
+
"max": 366834,
|
| 294 |
+
"mean": 5067.7,
|
| 295 |
+
"sum": 8125063309
|
| 296 |
+
},
|
| 297 |
+
"chars_input_deleted_noise": {
|
| 298 |
+
"records": 9651156,
|
| 299 |
+
"min": 1,
|
| 300 |
+
"p5": 112.0,
|
| 301 |
+
"p50": 168.0,
|
| 302 |
+
"p95": 198.0,
|
| 303 |
+
"max": 469718,
|
| 304 |
+
"mean": 271.0,
|
| 305 |
+
"sum": 2615572575
|
| 306 |
+
},
|
| 307 |
+
"chars_input_deleted_guard": {
|
| 308 |
+
"records": 291811,
|
| 309 |
+
"min": 200,
|
| 310 |
+
"p5": 248.0,
|
| 311 |
+
"p50": 759.0,
|
| 312 |
+
"p95": 4119.0,
|
| 313 |
+
"max": 93591,
|
| 314 |
+
"mean": 1355.8,
|
| 315 |
+
"sum": 395634767
|
| 316 |
+
},
|
| 317 |
+
"deletion_rate_by_genre": {
|
| 318 |
+
"affiliate": {
|
| 319 |
+
"label_ja": "投資・美容・健康のアフィリエイト",
|
| 320 |
+
"records": 13100763,
|
| 321 |
+
"deleted_guard": 24973,
|
| 322 |
+
"deleted_noise": 2016702,
|
| 323 |
+
"deleted_toxic": 48430,
|
| 324 |
+
"retained": 11010658,
|
| 325 |
+
"deleted_rate": 0.15954
|
| 326 |
+
},
|
| 327 |
+
"diary_blog": {
|
| 328 |
+
"label_ja": "日記ブログ",
|
| 329 |
+
"records": 38036018,
|
| 330 |
+
"deleted_guard": 34115,
|
| 331 |
+
"deleted_noise": 1833914,
|
| 332 |
+
"deleted_toxic": 105315,
|
| 333 |
+
"retained": 36062674,
|
| 334 |
+
"deleted_rate": 0.05188
|
| 335 |
+
},
|
| 336 |
+
"ec_product": {
|
| 337 |
+
"label_ja": "EC 商品ページ",
|
| 338 |
+
"records": 14629097,
|
| 339 |
+
"deleted_guard": 11369,
|
| 340 |
+
"deleted_noise": 609211,
|
| 341 |
+
"deleted_toxic": 20178,
|
| 342 |
+
"retained": 13988339,
|
| 343 |
+
"deleted_rate": 0.0438
|
| 344 |
+
},
|
| 345 |
+
"entertainment": {
|
| 346 |
+
"label_ja": "芸能",
|
| 347 |
+
"records": 9962397,
|
| 348 |
+
"deleted_guard": 21134,
|
| 349 |
+
"deleted_noise": 298725,
|
| 350 |
+
"deleted_toxic": 78676,
|
| 351 |
+
"retained": 9563862,
|
| 352 |
+
"deleted_rate": 0.04
|
| 353 |
+
},
|
| 354 |
+
"game": {
|
| 355 |
+
"label_ja": "ゲーム",
|
| 356 |
+
"records": 5855284,
|
| 357 |
+
"deleted_guard": 12230,
|
| 358 |
+
"deleted_noise": 262601,
|
| 359 |
+
"deleted_toxic": 47815,
|
| 360 |
+
"retained": 5532638,
|
| 361 |
+
"deleted_rate": 0.0551
|
| 362 |
+
},
|
| 363 |
+
"other": {
|
| 364 |
+
"label_ja": "その他",
|
| 365 |
+
"records": 141340593,
|
| 366 |
+
"deleted_guard": 187990,
|
| 367 |
+
"deleted_noise": 4630003,
|
| 368 |
+
"deleted_toxic": 1302900,
|
| 369 |
+
"retained": 135219700,
|
| 370 |
+
"deleted_rate": 0.04331
|
| 371 |
+
}
|
| 372 |
+
},
|
| 373 |
+
"tokens_note_ja": "トークン数は方針によりトークナイザを指定しないため未集計(文字数のみ)。"
|
| 374 |
+
},
|
| 375 |
+
"item28_low_quality": {
|
| 376 |
+
"definition_ja": "保持文書のうち次のいずれかに該当: short_lt500(最終本文が500字未満)、symbol_digit_ratio_gt30(記号・数字比率30%超)、line_repetition_gt30(同一行の反復30%超)、avg_line_len_lt20(平均行長20字未満)、template_commerce(販促・商品ページの定型)、low_lid_confidence(言語判定の確信度0.5未満)",
|
| 377 |
+
"method_ja": "第2パスで文書ごとに決定的規則で判定(doc_features.py)。分類の妥当性はサンプルの目視で確認する。",
|
| 378 |
+
"records_retained": 211377871,
|
| 379 |
+
"low_quality_records": 56327845,
|
| 380 |
+
"low_quality_rate": 0.26648,
|
| 381 |
+
"by_flag": [
|
| 382 |
+
{
|
| 383 |
+
"flag": "short_lt500",
|
| 384 |
+
"label_ja": "最終本文が500字未満",
|
| 385 |
+
"records": 49617521,
|
| 386 |
+
"ratio": 0.23473
|
| 387 |
+
},
|
| 388 |
+
{
|
| 389 |
+
"flag": "template_commerce",
|
| 390 |
+
"label_ja": "販促・商品ページの定型",
|
| 391 |
+
"records": 6546929,
|
| 392 |
+
"ratio": 0.03097
|
| 393 |
+
},
|
| 394 |
+
{
|
| 395 |
+
"flag": "avg_line_len_lt20",
|
| 396 |
+
"label_ja": "平均行長20字未満",
|
| 397 |
+
"records": 5569534,
|
| 398 |
+
"ratio": 0.02635
|
| 399 |
+
},
|
| 400 |
+
{
|
| 401 |
+
"flag": "symbol_digit_ratio_gt30",
|
| 402 |
+
"label_ja": "記号・数字比率30%超",
|
| 403 |
+
"records": 164138,
|
| 404 |
+
"ratio": 0.00078
|
| 405 |
+
},
|
| 406 |
+
{
|
| 407 |
+
"flag": "low_lid_confidence",
|
| 408 |
+
"label_ja": "言語判定の確信度0.5未満",
|
| 409 |
+
"records": 11562,
|
| 410 |
+
"ratio": 5e-05
|
| 411 |
+
},
|
| 412 |
+
{
|
| 413 |
+
"flag": "line_repetition_gt30",
|
| 414 |
+
"label_ja": "同一行の反復30%超",
|
| 415 |
+
"records": 2466,
|
| 416 |
+
"ratio": 1e-05
|
| 417 |
+
}
|
| 418 |
+
],
|
| 419 |
+
"by_genre": [
|
| 420 |
+
{
|
| 421 |
+
"genre": "other",
|
| 422 |
+
"label_ja": "その他",
|
| 423 |
+
"records": 135219700,
|
| 424 |
+
"low_quality": 21629818,
|
| 425 |
+
"rate": 0.16
|
| 426 |
+
},
|
| 427 |
+
{
|
| 428 |
+
"genre": "diary_blog",
|
| 429 |
+
"label_ja": "日記ブログ",
|
| 430 |
+
"records": 36062674,
|
| 431 |
+
"low_quality": 15070888,
|
| 432 |
+
"rate": 0.4179
|
| 433 |
+
},
|
| 434 |
+
{
|
| 435 |
+
"genre": "ec_product",
|
| 436 |
+
"label_ja": "EC 商品ページ",
|
| 437 |
+
"records": 13988339,
|
| 438 |
+
"low_quality": 7657830,
|
| 439 |
+
"rate": 0.5474
|
| 440 |
+
},
|
| 441 |
+
{
|
| 442 |
+
"genre": "affiliate",
|
| 443 |
+
"label_ja": "投資・美容・健康のアフィリエイト",
|
| 444 |
+
"records": 11010658,
|
| 445 |
+
"low_quality": 6357138,
|
| 446 |
+
"rate": 0.5774
|
| 447 |
+
},
|
| 448 |
+
{
|
| 449 |
+
"genre": "entertainment",
|
| 450 |
+
"label_ja": "芸能",
|
| 451 |
+
"records": 9563862,
|
| 452 |
+
"low_quality": 3146150,
|
| 453 |
+
"rate": 0.329
|
| 454 |
+
},
|
| 455 |
+
{
|
| 456 |
+
"genre": "game",
|
| 457 |
+
"label_ja": "ゲーム",
|
| 458 |
+
"records": 5532638,
|
| 459 |
+
"low_quality": 2466021,
|
| 460 |
+
"rate": 0.4457
|
| 461 |
+
}
|
| 462 |
+
],
|
| 463 |
+
"previous_review_rate": null,
|
| 464 |
+
"comparison_ja": "前回レビューの指摘値が未入力のため比較なし"
|
| 465 |
+
},
|
| 466 |
+
"item29_genre": {
|
| 467 |
+
"method_ja": "wordlists/genre/genre_rules.json の URL 規則と手がかり語で、1,000字あたりの異なり手がかり語数をスコア化(しきい値2.0)。製造業・重工の適合スコアは独立に算出。",
|
| 468 |
+
"distribution_retained": [
|
| 469 |
+
{
|
| 470 |
+
"genre": "other",
|
| 471 |
+
"label_ja": "その他",
|
| 472 |
+
"records": 135219700,
|
| 473 |
+
"ratio": 0.63971
|
| 474 |
+
},
|
| 475 |
+
{
|
| 476 |
+
"genre": "diary_blog",
|
| 477 |
+
"label_ja": "日記ブログ",
|
| 478 |
+
"records": 36062674,
|
| 479 |
+
"ratio": 0.17061
|
| 480 |
+
},
|
| 481 |
+
{
|
| 482 |
+
"genre": "ec_product",
|
| 483 |
+
"label_ja": "EC 商品ページ",
|
| 484 |
+
"records": 13988339,
|
| 485 |
+
"ratio": 0.06618
|
| 486 |
+
},
|
| 487 |
+
{
|
| 488 |
+
"genre": "affiliate",
|
| 489 |
+
"label_ja": "投資・美容・健康のアフィリエイト",
|
| 490 |
+
"records": 11010658,
|
| 491 |
+
"ratio": 0.05209
|
| 492 |
+
},
|
| 493 |
+
{
|
| 494 |
+
"genre": "entertainment",
|
| 495 |
+
"label_ja": "芸能",
|
| 496 |
+
"records": 9563862,
|
| 497 |
+
"ratio": 0.04525
|
| 498 |
+
},
|
| 499 |
+
{
|
| 500 |
+
"genre": "game",
|
| 501 |
+
"label_ja": "ゲーム",
|
| 502 |
+
"records": 5532638,
|
| 503 |
+
"ratio": 0.02617
|
| 504 |
+
}
|
| 505 |
+
],
|
| 506 |
+
"manufacturing_relevant_records": 12158031,
|
| 507 |
+
"manufacturing_relevant_ratio": 0.05752,
|
| 508 |
+
"exclusion_decision": {
|
| 509 |
+
"excluded_genres": [],
|
| 510 |
+
"note_ja": "除外するジャンルは方針として決める。除外する場合は第3パスで genre 列を条件に削除し���件数を記録する。"
|
| 511 |
+
}
|
| 512 |
+
},
|
| 513 |
+
"noise_summaries_glob": "/work/features/outputs_v2/**/noise_summary.json"
|
| 514 |
+
}
|
reports/quality_20260905T202529Z/quality_report.md
ADDED
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
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|
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| 1 |
+
# 品質監査報告(E 重複・F 言語/品質・G ドメイン適合)
|
| 2 |
+
|
| 3 |
+
- 生成日時: 2026-09-05T20:23:11.846580+00:00
|
| 4 |
+
- 対象文書: 222,924,152(保持 211,377,871)
|
| 5 |
+
|
| 6 |
+
## 第3パス(分類器による削除)の反映
|
| 7 |
+
|
| 8 |
+
- 第3パス(Qwen3Guard による削除)を features の status に 'deleted_guard:classifier' として反映。以降の保持件数はこの削除後の値。
|
| 9 |
+
- 削除記録 291,811 件、features に突合できた件数 291,811
|
| 10 |
+
- カテゴリ別: Sexual Content or Sexual Acts 206,204, Non-violent Illegal Acts 37,154, Violent 25,307, Unethical Acts 16,923, Suicide & Self-Harm 6,223
|
| 11 |
+
|
| 12 |
+
## 項目22: 重複除去
|
| 13 |
+
|
| 14 |
+
- 配布元の実施: ABEJA(配布元、ABEJA-CC-JA 構築時)
|
| 15 |
+
- URL 重複除去(同一 URL は最新のスナップショットを採用)(閾値: 完全一致)
|
| 16 |
+
- MinHash による近似重複除去(text-dedup、Dataproc 上で実行)(閾値: 非公開(記事に閾値の記載なし))
|
| 17 |
+
- 出典: https://tech-blog.abeja.asia/entry/abeja-nedo-project-part2-202405, https://tech-blog.abeja.asia/entry/abeja-cc-ja-202409, https://registry.opendata.aws/abeja-cc-ja/
|
| 18 |
+
- 判断: 配布元で URL 重複除去と MinHash 近似重複除去が実施済みのため、近似重複除去は再実行しない。完全一致(本文 SHA-1、URL)の残存だけを全件で再確認して記録する。
|
| 19 |
+
- 完全一致の再確認(第3パス後の保持文書(全件)): 本文 SHA-1 重複 247,312(0.1170%)、URL 重複 298,769
|
| 20 |
+
|
| 21 |
+
## 項目25: 言語判定
|
| 22 |
+
|
| 23 |
+
- ツール: fastText lid.176(文書先頭1,000字。行判定は30字以上の行を最大50行)。対象: 第1パス後の文書(有害フィルタ削除分を除く)
|
| 24 |
+
- 日本語比率: 99.9870%。混在文書(文書は日本語判定だが、30字以上の行のうち非日本語判定が3割以上): 664,985
|
| 25 |
+
- 処理: non_japanese: 削除(14867 文書、確信度0.5以上)、mixed: 保持し件数のみ記録(非日本語行は行単位で削除しない)
|
| 26 |
+
|
| 27 |
+
| 言語 | 文書数 | 比率 |
|
| 28 |
+
|---|---:|---:|
|
| 29 |
+
| ja | 221,291,612 | 99.9870% |
|
| 30 |
+
| en | 14,026 | 0.0060% |
|
| 31 |
+
| unk | 4,799 | 0.0020% |
|
| 32 |
+
| zh | 2,488 | 0.0010% |
|
| 33 |
+
| sh | 2,213 | 0.0010% |
|
| 34 |
+
| tr | 1,731 | 0.0010% |
|
| 35 |
+
| fr | 943 | 0.0000% |
|
| 36 |
+
| ru | 721 | 0.0000% |
|
| 37 |
+
|
| 38 |
+
## 項目26: perplexity フィルタ
|
| 39 |
+
|
| 40 |
+
- 適用者: Podtech(入力データセット abeja-cc-ja-filtered の作成時)、モデル: KenLM(lighttransport/japanese-scoring-model)、閾値: perplexity < 40 を保持(https://huggingface.co/datasets/Podtech/abeja-cc-ja-filtered)
|
| 41 |
+
- 保持側の分布: min 2.3 / p5 9.8 / p50 17.7 / p95 34.0 / max 40.0
|
| 42 |
+
- ヒストグラム(5刻み): 0-5: 1,407, 5-10: 13,004,262, 10-15: 64,161,385, 15-20: 59,722,754, 20-25: 39,153,836, 25-30: 23,625,541, 30-35: 14,344,601, 35-40: 8,910,366
|
| 43 |
+
- 閾値付近の残存例:
|
| 44 |
+
- https://ponte.jpn.com/fashion/40579 (ppl 40.0, 567字, ec_product)
|
| 45 |
+
- http://www.himawaricli.jp/blog/%E3%82%AF%E3%83%AA%E3%82%B9%E3%83%9E%E3%82%B9%EF%BC%92%EF%B (ppl 40.0, 266字, diary_blog)
|
| 46 |
+
- https://finance.yahoo.co.jp/cm/message/1008508/a5a4a5ca53a1bc/49/430 (ppl 40.0, 537字, other)
|
| 47 |
+
- http://blog2828.blog17.fc2.com/blog-entry-1212.html (ppl 40.0, 1738字, diary_blog)
|
| 48 |
+
- http://fabrog.com/araya/?p=1568 (ppl 40.0, 496字, other)
|
| 49 |
+
- 注記: 閾値以上(除外側)の文書は入力データに含まれないため、除外例は配布元データ(S3 の原本)からの抽出が必要。ここでは保持側の分布と閾値付近の残存例を示す。
|
| 50 |
+
|
| 51 |
+
## 項目27: 文書長の分布(フィルタ前後)
|
| 52 |
+
|
| 53 |
+
| 区分 | 文書数 | min | p5 | p50 | p95 | max | 平均 |
|
| 54 |
+
|---|---:|---:|---:|---:|---:|---:|---:|
|
| 55 |
+
| 入力(全件) | 222,924,152 | 1 | 211 | 937 | 4735 | 469718 | 1560.2 |
|
| 56 |
+
| 最終(保持) | 211,377,871 | 200 | 267 | 981 | 4728 | 99992 | 1588.8 |
|
| 57 |
+
| 有害フィルタで削除 | 1,603,314 | 11 | 475 | 2964 | 14948 | 366834 | 5067.7 |
|
| 58 |
+
| ノイズで削除 | 9,651,156 | 1 | 112 | 168 | 198 | 469718 | 271.0 |
|
| 59 |
+
|
| 60 |
+
ジャンル別の削除率(特定ジャンルだけが大量に落ちていないかの確認):
|
| 61 |
+
|
| 62 |
+
| ジャンル | 文書数 | 有害で削除 | ノイズで削除 | 削除率 |
|
| 63 |
+
|---|---:|---:|---:|---:|
|
| 64 |
+
| その他 | 141,340,593 | 1,302,900 | 4,630,003 | 4.33% |
|
| 65 |
+
| 日記ブログ | 38,036,018 | 105,315 | 1,833,914 | 5.19% |
|
| 66 |
+
| EC 商品ページ | 14,629,097 | 20,178 | 609,211 | 4.38% |
|
| 67 |
+
| 投資・美容・健康のアフィリエイト | 13,100,763 | 48,430 | 2,016,702 | 15.95% |
|
| 68 |
+
| 芸能 | 9,962,397 | 78,676 | 298,725 | 4.00% |
|
| 69 |
+
| ゲーム | 5,855,284 | 47,815 | 262,601 | 5.51% |
|
| 70 |
+
|
| 71 |
+
トークン数は方針によりトークナイザを指定しないため未集計(文字数のみ)。
|
| 72 |
+
|
| 73 |
+
## 項目28: 低品質ページ
|
| 74 |
+
|
| 75 |
+
- 定義: 保持文書のうち次のいずれかに該当: short_lt500(最終本文が500字未満)、symbol_digit_ratio_gt30(記号・数字比率30%超)、line_repetition_gt30(同一行の反復30%超)、avg_line_len_lt20(平均行長20字未満)、template_commerce(販促・商品ページの定型)、low_lid_confidence(言語判定の確信度0.5未満)
|
| 76 |
+
- 方法: 第2パスで文書ごとに決定的規則で判定(doc_features.py)。分類の妥当性はサンプルの目視で確認する。
|
| 77 |
+
- 比率: 56,327,845 / 211,377,871 = 26.65%。前回レビューの指摘値が未入力のため比較なし
|
| 78 |
+
|
| 79 |
+
| 該当条件 | 文書数 | 比率 |
|
| 80 |
+
|---|---:|---:|
|
| 81 |
+
| 最終本文が500字未満 | 49,617,521 | 23.47% |
|
| 82 |
+
| 販促・商品ページの定型 | 6,546,929 | 3.10% |
|
| 83 |
+
| 平均行長20字未満 | 5,569,534 | 2.63% |
|
| 84 |
+
| 記号・数字比率30%超 | 164,138 | 0.08% |
|
| 85 |
+
| 言語判定の確信度0.5未満 | 11,562 | 0.01% |
|
| 86 |
+
| 同一行の反復30%超 | 2,466 | 0.00% |
|
| 87 |
+
|
| 88 |
+
## 項目29: 無関係ジャンルの比率
|
| 89 |
+
|
| 90 |
+
- 方法: wordlists/genre/genre_rules.json の URL 規則と手がかり語で、1,000字あたりの異なり手がかり語数をスコア化(しきい値2.0)。製造業・重工の適合スコアは独立に算出。
|
| 91 |
+
|
| 92 |
+
| ジャンル | 文書数 | 比率 |
|
| 93 |
+
|---|---:|---:|
|
| 94 |
+
| その他 | 135,219,700 | 63.97% |
|
| 95 |
+
| 日記ブログ | 36,062,674 | 17.06% |
|
| 96 |
+
| EC 商品ページ | 13,988,339 | 6.62% |
|
| 97 |
+
| 投資・美容・健康のアフィリエイト | 11,010,658 | 5.21% |
|
| 98 |
+
| 芸能 | 9,563,862 | 4.52% |
|
| 99 |
+
| ゲーム | 5,532,638 | 2.62% |
|
| 100 |
+
|
| 101 |
+
- 製造業・重工に適合(スコア2.0以上): 12,158,031(5.75%)
|
| 102 |
+
- 除外の判断: 除外ジャンル = なし。除外するジャンルは方針として決める。除外する場合は第3パスで genre 列を条件に削除し、件数を記録する。
|
| 103 |
+
|