{"work":{"id":"7d49d7f8-2cb8-4e91-8b78-0753271fb6a2","openalex_id":null,"doi":null,"arxiv_id":null,"raw_key":"raw:a5289fb84f40f4dcb13d0e90","title":"Sigmoid loss for language image pre-training","authors":null,"authors_text":"Xiaohua Zhai, Basil Mustafa, Alexander Kolesnikov, and Lucas Beyer","year":2023,"venue":null,"abstract":null,"external_url":null,"cited_by_count":null,"metadata_source":"raw_reference","metadata_fetched_at":"2026-05-27T10:29:02.370461+00:00","pith_arxiv_id":null,"created_at":"2026-05-12T12:11:33.158222+00:00","updated_at":"2026-05-27T10:29:02.370461+00:00","title_quality_ok":true,"display_title":"Sigmoid loss for language image pre-training","render_title":"Sigmoid loss for language image pre-training"},"hub":{"state":{"work_id":"7d49d7f8-2cb8-4e91-8b78-0753271fb6a2","tier":"hub","tier_reason":"10+ Pith inbound or 1,000+ external citations","pith_inbound_count":20,"external_cited_by_count":null,"distinct_field_count":4,"first_pith_cited_at":"2025-10-30T15:11:16+00:00","last_pith_cited_at":"2026-05-18T12:15:16+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":"2026-06-04T06:27:22.280690+00:00","tier_text":"hub"},"tier":"hub","role_counts":[{"context_role":"background","n":5},{"context_role":"method","n":4},{"context_role":"baseline","n":1}],"polarity_counts":[{"context_polarity":"background","n":4},{"context_polarity":"use_method","n":4},{"context_polarity":"baseline","n":1},{"context_polarity":"support","n":1}],"runs":{},"summary":{},"graph":{},"authors":[]}}