{
  "schema_version": "1.0",
  "snapshot_date": "2026-08-31",
  "release_scope": "aggregate-only; no raw platform content, account identifiers, or row-level hashes",
  "source": "https://roy-tong.github.io/knowledge/data/research-corpora-2026-08-31.json",
  "methods": "https://roy-tong.github.io/knowledge/data/",
  "study": {"id":"ai-glasses-2023","title":"AI 眼镜与开放场景","record_count":209862,"first_month":"2023-01","last_month":"2026-07","largest_source":"reddit","largest_source_records":174791,"largest_source_share_pct":83.2885,"platform_counts":{"app_store":155,"bilibili":2993,"github":429,"google_play":283,"hacker_news":2520,"halliday_judgeme":4,"inmo_loox":60,"lucyd_okendo":622,"public_forum":26,"reddit":174791,"rokid_judgeme":307,"solos_judgeme":25,"taobao":2,"tmall":3,"viture_okendo":4734,"weibo":63,"x":274,"xiaohongshu":679,"youtube":21279,"zhihu":613},"machine_evidence_label_counts":{"E0":168476,"E1":29266,"E2":3630,"E3":1843,"E4+":120,"E4-":943,"E5":5584},"duplicate_record_ids":0,"missing_record_ids":0,"duplicate_stored_text_hashes":0,"missing_stored_text_hashes":2,"nonempty_text_records":209862,"invalid_json_lines":0,"input_sha256":"a6fabcdbf8a50329c9520efe763b4f460c68838c19cf9409830269c9abe75b89","semantic_label_validation":"not-performed-in-this-recount","unit":"feedback record, not person or validated demand"},
  "limitations": ["Records are not unique people or validated demand.", "Machine labels were not semantically verified in this recount.", "Cross-study text overlap exists; study sizes cannot be summed as independent samples.", "Public aggregates support arithmetic checks, not independent reconstruction of raw data."]
}