{"work":{"id":"60c0afd2-04a7-4c0b-809a-7cfa94e9c39e","openalex_id":null,"doi":"10.1109/tip","arxiv_id":null,"raw_key":null,"title":"Image quality as- sessment: from error visibility to structural similarity","authors":null,"authors_text":"H","year":2004,"venue":null,"abstract":null,"external_url":"https://doi.org/10.1109/tip","cited_by_count":null,"metadata_source":"doi_reference","metadata_fetched_at":"2026-06-29T00:52:54.773771+00:00","pith_arxiv_id":null,"created_at":"2026-05-09T01:34:59.330791+00:00","updated_at":"2026-06-29T00:52:54.773771+00:00","title_quality_ok":false,"display_title":"IEEE Transactions on Image Processing 26(5), 2274–2285 (2017)","render_title":"IEEE Transactions on Image Processing 26(5), 2274–2285 (2017)"},"hub":{"state":{"work_id":"60c0afd2-04a7-4c0b-809a-7cfa94e9c39e","tier":"hub","tier_reason":"10+ Pith inbound or 1,000+ external citations","pith_inbound_count":24,"external_cited_by_count":null,"distinct_field_count":8,"first_pith_cited_at":"2019-07-11T03:25:47+00:00","last_pith_cited_at":"2026-06-24T18:40:45+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":"2026-06-29T17:29:06.375047+00:00","tier_text":"hub"},"tier":"hub","role_counts":[{"context_role":"background","n":3},{"context_role":"method","n":2},{"context_role":"dataset","n":1}],"polarity_counts":[{"context_polarity":"background","n":3},{"context_polarity":"use_method","n":2},{"context_polarity":"use_dataset","n":1}],"runs":{},"summary":{},"graph":{},"authors":[]}}