{"work":{"id":"bdcf2454-45ed-438b-b15d-0dfc33ba6e8a","openalex_id":null,"doi":"10.1109/tpami.2013.50","arxiv_id":null,"raw_key":null,"title":"doi: 10.1109/TPAMI.2013.50","authors":null,"authors_text":"ISSN 0162-8828","year":2013,"venue":null,"abstract":null,"external_url":"https://doi.org/10.1109/tpami.2013.50","cited_by_count":null,"metadata_source":"doi_reference","metadata_fetched_at":"2026-05-25T18:31:08.544126+00:00","pith_arxiv_id":null,"created_at":"2026-05-09T19:15:11.343527+00:00","updated_at":"2026-05-25T18:31:08.544126+00:00","title_quality_ok":false,"display_title":"IEEE Transactions on Pattern Analysis and Machine Intelligence 35(8), 1798–1828 (2013)","render_title":"IEEE Transactions on Pattern Analysis and Machine Intelligence 35(8), 1798–1828 (2013)"},"hub":{"state":{"work_id":"bdcf2454-45ed-438b-b15d-0dfc33ba6e8a","tier":"hub","tier_reason":"10+ Pith inbound or 1,000+ external citations","pith_inbound_count":16,"external_cited_by_count":null,"distinct_field_count":7,"first_pith_cited_at":"2019-06-22T03:42:56+00:00","last_pith_cited_at":"2026-05-21T14:22:25+00:00","author_build_status":"not_needed","summary_status":"needed","contexts_status":"needed","graph_status":"needed","ask_index_status":"not_needed","reader_status":"not_needed","recognition_status":"not_needed","updated_at":"2026-05-30T11:01:07.881138+00:00","tier_text":"hub"},"tier":"hub","role_counts":[{"context_role":"background","n":1}],"polarity_counts":[{"context_polarity":"background","n":1}],"runs":{},"summary":{},"graph":{},"authors":[]}}