{"id":"https://openalex.org/W4206410944","doi":"https://doi.org/10.1145/3469877.3490564","title":"A Coarse-to-fine Approach for Fast Super-Resolution with Flexible Magnification","display_name":"A Coarse-to-fine Approach for Fast Super-Resolution with Flexible Magnification","publication_year":2021,"publication_date":"2021-12-01","ids":{"openalex":"https://openalex.org/W4206410944","doi":"https://doi.org/10.1145/3469877.3490564"},"language":"en","primary_location":{"id":"doi:10.1145/3469877.3490564","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3469877.3490564","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Multimedia Asia","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5064422431","display_name":"Zhichao Fu","orcid":"https://orcid.org/0000-0002-3702-4095"},"institutions":[{"id":"https://openalex.org/I66867065","display_name":"East China Normal University","ror":"https://ror.org/02n96ep67","country_code":"CN","type":"education","lineage":["https://openalex.org/I66867065"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhichao Fu","raw_affiliation_strings":["East China Normal University, CN"],"affiliations":[{"raw_affiliation_string":"East China Normal University, CN","institution_ids":["https://openalex.org/I66867065"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103028836","display_name":"Tianlong Ma","orcid":"https://orcid.org/0000-0003-4079-7897"},"institutions":[{"id":"https://openalex.org/I66867065","display_name":"East China Normal University","ror":"https://ror.org/02n96ep67","country_code":"CN","type":"education","lineage":["https://openalex.org/I66867065"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tianlong Ma","raw_affiliation_strings":["East China Normal University, CN"],"affiliations":[{"raw_affiliation_string":"East China Normal University, CN","institution_ids":["https://openalex.org/I66867065"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100372166","display_name":"Xue Liang","orcid":"https://orcid.org/0000-0001-7134-0182"},"institutions":[{"id":"https://openalex.org/I4210127074","display_name":"Zhongshan Hospital","ror":"https://ror.org/032x22645","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210127074"]},{"id":"https://openalex.org/I24943067","display_name":"Fudan University","ror":"https://ror.org/013q1eq08","country_code":"CN","type":"education","lineage":["https://openalex.org/I24943067"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liang Xue","raw_affiliation_strings":["Zhongshan Hospital, Fudan University, CN"],"affiliations":[{"raw_affiliation_string":"Zhongshan Hospital, Fudan University, CN","institution_ids":["https://openalex.org/I24943067","https://openalex.org/I4210127074"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056833841","display_name":"Yingbin Zheng","orcid":"https://orcid.org/0000-0002-5590-9292"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yingbin Zheng","raw_affiliation_strings":["Videt Lab, CN"],"affiliations":[{"raw_affiliation_string":"Videt Lab, CN","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100427158","display_name":"Hao Ye","orcid":"https://orcid.org/0000-0002-5939-4708"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Hao Ye","raw_affiliation_strings":["Videt Lab, CN"],"affiliations":[{"raw_affiliation_string":"Videt Lab, CN","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5010540039","display_name":"Liang He","orcid":"https://orcid.org/0000-0002-4723-5486"},"institutions":[{"id":"https://openalex.org/I66867065","display_name":"East China Normal University","ror":"https://ror.org/02n96ep67","country_code":"CN","type":"education","lineage":["https://openalex.org/I66867065"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liang He","raw_affiliation_strings":["East China Normal University, CN"],"affiliations":[{"raw_affiliation_string":"East China Normal University, CN","institution_ids":["https://openalex.org/I66867065"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5064422431"],"corresponding_institution_ids":["https://openalex.org/I66867065"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.18039216,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11105","display_name":"Advanced Image Processing Techniques","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11105","display_name":"Advanced Image Processing Techniques","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13114","display_name":"Image Processing Techniques and Applications","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/magnification","display_name":"Magnification","score":0.9494311809539795},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.7895867824554443},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6703773736953735},{"id":"https://openalex.org/keywords/resolution","display_name":"Resolution (logic)","score":0.6601327657699585},{"id":"https://openalex.org/keywords/integer","display_name":"Integer (computer science)","score":0.6546711325645447},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.6502122282981873},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.6094884872436523},{"id":"https://openalex.org/keywords/quotient","display_name":"Quotient","score":0.5679464340209961},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.5460094213485718},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4673828184604645},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.41146349906921387},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3665560781955719},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21604159474372864},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.06241068243980408}],"concepts":[{"id":"https://openalex.org/C4144372","wikidata":"https://www.wikidata.org/wiki/Q675287","display_name":"Magnification","level":2,"score":0.9494311809539795},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.7895867824554443},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6703773736953735},{"id":"https://openalex.org/C138268822","wikidata":"https://www.wikidata.org/wiki/Q1051925","display_name":"Resolution (logic)","level":2,"score":0.6601327657699585},{"id":"https://openalex.org/C97137487","wikidata":"https://www.wikidata.org/wiki/Q729138","display_name":"Integer (computer science)","level":2,"score":0.6546711325645447},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.6502122282981873},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.6094884872436523},{"id":"https://openalex.org/C199422724","wikidata":"https://www.wikidata.org/wiki/Q41118","display_name":"Quotient","level":2,"score":0.5679464340209961},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.5460094213485718},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4673828184604645},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.41146349906921387},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3665560781955719},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21604159474372864},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.06241068243980408},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3469877.3490564","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3469877.3490564","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Multimedia Asia","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5194695343","display_name":null,"funder_award_id":"20511102502","funder_id":"https://openalex.org/F4320321885","funder_display_name":"Science and Technology Commission of Shanghai Municipality"}],"funders":[{"id":"https://openalex.org/F4320321885","display_name":"Science and Technology Commission of Shanghai Municipality","ror":"https://ror.org/03kt66j61"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W54257720","https://openalex.org/W2214802144","https://openalex.org/W2242218935","https://openalex.org/W2503339013","https://openalex.org/W2866634454","https://openalex.org/W2963470893","https://openalex.org/W2964101377","https://openalex.org/W2964277374"],"related_works":["https://openalex.org/W4256609757","https://openalex.org/W2152595177","https://openalex.org/W2041117173","https://openalex.org/W2022127494","https://openalex.org/W1810141276","https://openalex.org/W1977757029","https://openalex.org/W2005715326","https://openalex.org/W2418534670","https://openalex.org/W2362774332","https://openalex.org/W201295475"],"abstract_inverted_index":{"We":[0,88],"perform":[1],"fast":[2],"single":[3],"image":[4],"super-resolution":[5,15,44,75],"with":[6,38,45,70],"flexible":[7,73],"magnification":[8,21,74],"for":[9,19,43],"natural":[10],"images.":[11],"A":[12],"novel":[13],"coarse-to-fine":[14,93],"framework":[16,35,79,94],"is":[17,23,36],"developed":[18],"the":[20,31,46,52,66,71,77,92,96],"that":[22],"factorized":[24],"into":[25],"a":[26,39,81],"maximum":[27],"integer":[28,47],"component":[29],"and":[30,86,99,107],"quotient.":[32],"Specifically,":[33],"our":[34],"embedded":[37],"light-weight":[40],"upscale":[41],"network":[42,54],"scale":[48],"factor,":[49],"followed":[50],"by":[51],"fine-grained":[53],"to":[55,64],"guide":[56],"interpolation":[57],"on":[58,95],"feature":[59],"maps":[60],"as":[61,63],"well":[62],"generate":[65],"super-resolved":[67],"image.":[68],"Compared":[69],"previous":[72,110],"approaches,":[76],"proposed":[78],"achieves":[80],"tradeoff":[82],"between":[83],"computational":[84],"complexity":[85],"performance.":[87],"conduct":[89],"experiments":[90],"using":[91],"standard":[97],"benchmarks":[98],"demonstrate":[100],"its":[101],"superiority":[102],"in":[103],"terms":[104],"of":[105],"effectiveness":[106],"efficiency":[108],"over":[109],"approaches.":[111]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}