{"work":{"id":"fd5baba2-50a7-4f10-894a-b2f08c7e6660","openalex_id":null,"doi":null,"arxiv_id":"2307.16449","raw_key":null,"title":"Moviechat: From dense to- ken to sparse memory for long video understanding","authors":null,"authors_text":"Enxin Song, Wenhao Chai, Guanhong Wang, Yucheng Zhang, Haoyang Zhou, Feiyang Wu, Xun Guo, Tian Ye, Yan Lu, Jenq-Neng Hwang, et al","year":2023,"venue":null,"abstract":null,"external_url":"https://arxiv.org/abs/2307.16449","cited_by_count":null,"metadata_source":"arxiv_reference","metadata_fetched_at":"2026-05-23T06:02:37.581625+00:00","pith_arxiv_id":null,"created_at":"2026-05-11T02:44:53.636309+00:00","updated_at":"2026-05-23T06:02:37.581625+00:00","title_quality_ok":true,"display_title":"Moviechat: From dense token to sparse memory for long video understanding","render_title":"Moviechat: From dense token to sparse memory for long video understanding"},"hub":{"state":{"work_id":"fd5baba2-50a7-4f10-894a-b2f08c7e6660","tier":"hub","tier_reason":"10+ Pith inbound or 1,000+ external citations","pith_inbound_count":10,"external_cited_by_count":null,"distinct_field_count":3,"first_pith_cited_at":"2024-04-25T19:29:55+00:00","last_pith_cited_at":"2026-05-16T16:15:59+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":"2026-05-26T00:16:14.999654+00:00","tier_text":"hub"},"tier":"hub","role_counts":[{"context_role":"background","n":3}],"polarity_counts":[{"context_polarity":"background","n":3}],"runs":{},"summary":{},"graph":{},"authors":[]}}