{"id":"https://openalex.org/W2910815081","doi":"https://doi.org/10.1109/dicta.2018.8615808","title":"Fast Optical Flow Extraction from Compressed Video","display_name":"Fast Optical Flow Extraction from Compressed Video","publication_year":2018,"publication_date":"2018-12-01","ids":{"openalex":"https://openalex.org/W2910815081","doi":"https://doi.org/10.1109/dicta.2018.8615808","mag":"2910815081"},"language":"en","primary_location":{"id":"doi:10.1109/dicta.2018.8615808","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dicta.2018.8615808","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 Digital Image Computing: Techniques and Applications (DICTA)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/1959.4/unsworks_73627","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5102909580","display_name":"Sean I. Young","orcid":"https://orcid.org/0000-0002-4304-1959"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Sean I. Young","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5056716947","display_name":"David Taubman","orcid":"https://orcid.org/0000-0002-8458-6402"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"David Taubman","raw_affiliation_strings":[],"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5102909580"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.1045,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.48586405,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"20","issue":null,"first_page":"1","last_page":"8"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","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/T10531","display_name":"Advanced Vision and Imaging","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/T11105","display_name":"Advanced Image Processing Techniques","score":0.9997000098228455,"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/T10741","display_name":"Video Coding and Compression Technologies","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/optical-flow","display_name":"Optical flow","score":0.8840359449386597},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7822860479354858},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6172379851341248},{"id":"https://openalex.org/keywords/extractor","display_name":"Extractor","score":0.567878782749176},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5660096406936646},{"id":"https://openalex.org/keywords/motion-compensation","display_name":"Motion compensation","score":0.49933815002441406},{"id":"https://openalex.org/keywords/artifact","display_name":"Artifact (error)","score":0.46184012293815613},{"id":"https://openalex.org/keywords/compressed-sensing","display_name":"Compressed sensing","score":0.45491552352905273},{"id":"https://openalex.org/keywords/motion-estimation","display_name":"Motion estimation","score":0.4259018301963806},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.35480326414108276},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.11418518424034119}],"concepts":[{"id":"https://openalex.org/C155542232","wikidata":"https://www.wikidata.org/wiki/Q736111","display_name":"Optical flow","level":3,"score":0.8840359449386597},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7822860479354858},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6172379851341248},{"id":"https://openalex.org/C117978034","wikidata":"https://www.wikidata.org/wiki/Q5422192","display_name":"Extractor","level":2,"score":0.567878782749176},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5660096406936646},{"id":"https://openalex.org/C128840427","wikidata":"https://www.wikidata.org/wiki/Q1302174","display_name":"Motion compensation","level":2,"score":0.49933815002441406},{"id":"https://openalex.org/C2779010991","wikidata":"https://www.wikidata.org/wiki/Q2720909","display_name":"Artifact (error)","level":2,"score":0.46184012293815613},{"id":"https://openalex.org/C124851039","wikidata":"https://www.wikidata.org/wiki/Q2665459","display_name":"Compressed sensing","level":2,"score":0.45491552352905273},{"id":"https://openalex.org/C10161872","wikidata":"https://www.wikidata.org/wiki/Q557891","display_name":"Motion estimation","level":2,"score":0.4259018301963806},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.35480326414108276},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.11418518424034119},{"id":"https://openalex.org/C21880701","wikidata":"https://www.wikidata.org/wiki/Q2144042","display_name":"Process engineering","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/dicta.2018.8615808","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dicta.2018.8615808","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 Digital Image Computing: Techniques and Applications (DICTA)","raw_type":"proceedings-article"},{"id":"pmh:oai:unsworks.library.unsw.edu.au:1959.4/unsworks_73627","is_oa":true,"landing_page_url":"http://hdl.handle.net/1959.4/unsworks_73627","pdf_url":null,"source":{"id":"https://openalex.org/S4306401737","display_name":"UNSWorks (University of New South Wales, Sydney, Australia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I40053085","host_organization_name":"Australian Defence Force Academy","host_organization_lineage":["https://openalex.org/I40053085"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"2018 Digital Image Computing: Techniques and Applications (DICTA), 2018-12-10 - 2018-12-13","raw_type":"http://purl.org/coar/resource_type/c_5794"}],"best_oa_location":{"id":"pmh:oai:unsworks.library.unsw.edu.au:1959.4/unsworks_73627","is_oa":true,"landing_page_url":"http://hdl.handle.net/1959.4/unsworks_73627","pdf_url":null,"source":{"id":"https://openalex.org/S4306401737","display_name":"UNSWorks (University of New South Wales, Sydney, Australia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I40053085","host_organization_name":"Australian Defence Force Academy","host_organization_lineage":["https://openalex.org/I40053085"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"2018 Digital Image Computing: Techniques and Applications (DICTA), 2018-12-10 - 2018-12-13","raw_type":"http://purl.org/coar/resource_type/c_5794"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":52,"referenced_works":["https://openalex.org/W44263287","https://openalex.org/W1508957029","https://openalex.org/W1513100184","https://openalex.org/W1578285471","https://openalex.org/W1578985305","https://openalex.org/W1774304772","https://openalex.org/W1910823972","https://openalex.org/W1923848918","https://openalex.org/W1951289974","https://openalex.org/W1964772475","https://openalex.org/W1967268147","https://openalex.org/W1968353223","https://openalex.org/W1983705368","https://openalex.org/W1987844198","https://openalex.org/W1989701469","https://openalex.org/W1997701791","https://openalex.org/W2005089986","https://openalex.org/W2019904315","https://openalex.org/W2025943913","https://openalex.org/W2030716039","https://openalex.org/W2032481801","https://openalex.org/W2060945009","https://openalex.org/W2065533005","https://openalex.org/W2083498763","https://openalex.org/W2092663520","https://openalex.org/W2099244020","https://openalex.org/W2100556411","https://openalex.org/W2100842438","https://openalex.org/W2103559027","https://openalex.org/W2108565035","https://openalex.org/W2119350939","https://openalex.org/W2120042939","https://openalex.org/W2125188192","https://openalex.org/W2126043703","https://openalex.org/W2137203830","https://openalex.org/W2137549153","https://openalex.org/W2146395539","https://openalex.org/W2148523407","https://openalex.org/W2158842564","https://openalex.org/W2165065922","https://openalex.org/W2254462240","https://openalex.org/W2271799811","https://openalex.org/W2751023760","https://openalex.org/W2792891339","https://openalex.org/W2793321863","https://openalex.org/W2949240210","https://openalex.org/W2963691637","https://openalex.org/W4239395373","https://openalex.org/W4242198876","https://openalex.org/W6649916390","https://openalex.org/W6676027085","https://openalex.org/W6751346751"],"related_works":["https://openalex.org/W1579157894","https://openalex.org/W1967654336","https://openalex.org/W2060632806","https://openalex.org/W2030154815","https://openalex.org/W1530267862","https://openalex.org/W2995690499","https://openalex.org/W1494405360","https://openalex.org/W2051121715","https://openalex.org/W2050955821","https://openalex.org/W2153529351"],"abstract_inverted_index":{"We":[0,67],"propose":[1],"the":[2,33,36,39,44,60,70,86,97],"fast":[3,76,105,126],"optical":[4,13,22,72,106,127],"flow":[5,14,23,73,107,128],"extractor,":[6],"a":[7,27,63,93],"filtering":[8,65],"scheme":[9],"that":[10,31],"recovers":[11],"artifact-free":[12],"fields":[15,74,136],"from":[16],"HEVC-compressed":[17],"video.":[18],"To":[19],"extract":[20],"accurate":[21],"fields,":[24],"we":[25,57,91],"form":[26],"regularized":[28],"optimization":[29,52],"problem":[30,53,61],"considers":[32],"smoothness":[34],"of":[35,43,79,137],"solution":[37],"and":[38,132],"pixelwise":[40],"confidence":[41],"weights":[42],"artifact-ridden":[45],"HEVC":[46,88],"motion":[47,89,135],"field.":[48],"Solving":[49],"such":[50],"an":[51],"is":[54,109,130],"slow,":[55],"so":[56],"first":[58],"convert":[59],"into":[62],"confidence-weighted":[64],"task.":[66],"then":[68],"use":[69],"extracted":[71],"for":[75],"synthetic":[77],"refocus":[78],"video":[80,112,139],"using":[81],"camera":[82],"motion.":[83],"By":[84],"leveraging":[85],"already-available":[87],"information,":[90],"achieve":[92],"10-fold":[94],"speed-up":[95],"in":[96,115,122],"running":[98],"times":[99],"compared":[100],"to":[101],"similar":[102],"methods.":[103],"Our":[104,125],"extractor":[108,129],"useful":[110],"since":[111],"signals":[113],"encountered":[114],"real":[116],"life":[117],"are":[118],"typically":[119],"available":[120],"already":[121],"coded":[123],"formats.":[124],"general,":[131],"works":[133],"on":[134],"any":[138],"coder.":[140]},"counts_by_year":[{"year":2020,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
