{"work":{"id":"5166b0fc-d5dc-406c-978c-45163507cf08","openalex_id":"https://openalex.org/W4239816899","doi":"10.1207/s15516709cog1302_1","arxiv_id":null,"raw_key":null,"title":"Cognitive Science13(2), 145–182 (1989).https://doi.org/10.1207/s15516709cog1302_1","authors":null,"authors_text":"Chi, M","year":1989,"venue":"Cognitive Science","abstract":null,"external_url":"https://doi.org/10.1207/s15516709cog1302_1","cited_by_count":1677,"metadata_source":"openalex","metadata_fetched_at":"2026-08-05T02:28:24.338817+00:00","pith_arxiv_id":null,"created_at":"2026-07-13T15:29:40.389909+00:00","updated_at":"2026-08-05T02:28:24.338817+00:00","title_quality_ok":false,"display_title":null,"render_title":"Cognitive Science13(2), 145–182 (1989).https://doi.org/10.1207/s15516709cog1302_1"},"hub":{"state":{"tier_text":"hub","tier":"hub","tier_reason":"10+ Pith inbound or 1,000+ external citations","pith_inbound_count":1,"external_cited_by_count":1677},"tier":"hub","role_counts":[],"polarity_counts":[],"runs":{},"summary":{},"graph":{},"authors":[]}}