{"id":"https://openalex.org/W2006996155","doi":"https://doi.org/10.1109/icassp.2013.6638057","title":"Quasi-Random Search algorithm for fast motion estimation","display_name":"Quasi-Random Search algorithm for fast motion estimation","publication_year":2013,"publication_date":"2013-05-01","ids":{"openalex":"https://openalex.org/W2006996155","doi":"https://doi.org/10.1109/icassp.2013.6638057","mag":"2006996155"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2013.6638057","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2013.6638057","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE International Conference on Acoustics, Speech and Signal Processing","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/A5023198480","display_name":"Robson Cavalcanti Lins","orcid":"https://orcid.org/0000-0002-0079-8767"},"institutions":[{"id":"https://openalex.org/I25112270","display_name":"Universidade Federal de Pernambuco","ror":"https://ror.org/047908t24","country_code":"BR","type":"education","lineage":["https://openalex.org/I25112270"]},{"id":"https://openalex.org/I71437568","display_name":"Universidade de Pernambuco","ror":"https://ror.org/00gtcbp88","country_code":"BR","type":"education","lineage":["https://openalex.org/I71437568"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Robson Lins","raw_affiliation_strings":["Computer Center, Federal University of Pernambuco, Recife, Pernambuco, Brazil","Comput. Center, Fed. Univ. of Pernambuco, Recife, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Center, Federal University of Pernambuco, Recife, Pernambuco, Brazil","institution_ids":["https://openalex.org/I25112270"]},{"raw_affiliation_string":"Comput. Center, Fed. Univ. of Pernambuco, Recife, Brazil","institution_ids":["https://openalex.org/I71437568"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101849779","display_name":"Diogo Henriques","orcid":"https://orcid.org/0000-0002-7033-6891"},"institutions":[{"id":"https://openalex.org/I25112270","display_name":"Universidade Federal de Pernambuco","ror":"https://ror.org/047908t24","country_code":"BR","type":"education","lineage":["https://openalex.org/I25112270"]},{"id":"https://openalex.org/I71437568","display_name":"Universidade de Pernambuco","ror":"https://ror.org/00gtcbp88","country_code":"BR","type":"education","lineage":["https://openalex.org/I71437568"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Diogo B. Henriques","raw_affiliation_strings":["Computer Center, Federal University of Pernambuco, Recife, Pernambuco, Brazil","Comput. Center, Fed. Univ. of Pernambuco, Recife, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Center, Federal University of Pernambuco, Recife, Pernambuco, Brazil","institution_ids":["https://openalex.org/I25112270"]},{"raw_affiliation_string":"Comput. Center, Fed. Univ. of Pernambuco, Recife, Brazil","institution_ids":["https://openalex.org/I71437568"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038297030","display_name":"Emerson Alexandre de Oliveira Lima","orcid":"https://orcid.org/0000-0002-6132-5031"},"institutions":[{"id":"https://openalex.org/I71437568","display_name":"Universidade de Pernambuco","ror":"https://ror.org/00gtcbp88","country_code":"BR","type":"education","lineage":["https://openalex.org/I71437568"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Emerson Lima","raw_affiliation_strings":["University of Pernambuco, Recife, Pernambuco, Brazil","Univ. of Pernambuco, Recife, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Pernambuco, Recife, Pernambuco, Brazil","institution_ids":["https://openalex.org/I71437568"]},{"raw_affiliation_string":"Univ. of Pernambuco, Recife, Brazil","institution_ids":["https://openalex.org/I71437568"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5071318718","display_name":"Silvio de Barros Melo","orcid":"https://orcid.org/0000-0001-8600-6427"},"institutions":[{"id":"https://openalex.org/I25112270","display_name":"Universidade Federal de Pernambuco","ror":"https://ror.org/047908t24","country_code":"BR","type":"education","lineage":["https://openalex.org/I25112270"]},{"id":"https://openalex.org/I71437568","display_name":"Universidade de Pernambuco","ror":"https://ror.org/00gtcbp88","country_code":"BR","type":"education","lineage":["https://openalex.org/I71437568"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Silvio Melo","raw_affiliation_strings":["Computer Center, Federal University of Pernambuco, Recife, Pernambuco, Brazil","Comput. Center, Fed. Univ. of Pernambuco, Recife, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Center, Federal University of Pernambuco, Recife, Pernambuco, Brazil","institution_ids":["https://openalex.org/I25112270"]},{"raw_affiliation_string":"Comput. Center, Fed. Univ. of Pernambuco, Recife, Brazil","institution_ids":["https://openalex.org/I71437568"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2763,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.5875715,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"2262","last_page":"2266"},"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/T10741","display_name":"Video Coding and Compression Technologies","score":0.9998999834060669,"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"}},{"id":"https://openalex.org/T11105","display_name":"Advanced Image Processing Techniques","score":0.9990000128746033,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6760121583938599},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6557722687721252},{"id":"https://openalex.org/keywords/motion-estimation","display_name":"Motion estimation","score":0.573502779006958},{"id":"https://openalex.org/keywords/monte-carlo-method","display_name":"Monte Carlo method","score":0.5606417059898376},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.4567495584487915},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.4546733796596527},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3410074710845947},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2847006916999817},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.16697615385055542}],"concepts":[{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6760121583938599},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6557722687721252},{"id":"https://openalex.org/C10161872","wikidata":"https://www.wikidata.org/wiki/Q557891","display_name":"Motion estimation","level":2,"score":0.573502779006958},{"id":"https://openalex.org/C19499675","wikidata":"https://www.wikidata.org/wiki/Q232207","display_name":"Monte Carlo method","level":2,"score":0.5606417059898376},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.4567495584487915},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.4546733796596527},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3410074710845947},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2847006916999817},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.16697615385055542},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2013.6638057","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2013.6638057","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE International Conference on Acoustics, Speech and Signal Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W21877","https://openalex.org/W1603895355","https://openalex.org/W1996443413","https://openalex.org/W2020406118","https://openalex.org/W2032613115","https://openalex.org/W2110955168","https://openalex.org/W2116115869","https://openalex.org/W2116935375","https://openalex.org/W2121014244","https://openalex.org/W2130502925","https://openalex.org/W2131695829","https://openalex.org/W2141109916","https://openalex.org/W2149862911","https://openalex.org/W2169161136","https://openalex.org/W2171203958","https://openalex.org/W2997707806","https://openalex.org/W4250264028"],"related_works":["https://openalex.org/W2051487156","https://openalex.org/W2073681303","https://openalex.org/W2053286651","https://openalex.org/W2181743346","https://openalex.org/W2393870460","https://openalex.org/W2189341500","https://openalex.org/W1989248078","https://openalex.org/W2545120792","https://openalex.org/W2151432402","https://openalex.org/W2053580626"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3],"propose":[4],"a":[5,81],"new":[6],"Motion":[7],"Estimation":[8],"algorithm":[9,54,75],"based":[10],"on":[11],"low":[12],"discrepancy":[13],"sequences,":[14],"essentially":[15],"quasi-random":[16],"sequences":[17],"used":[18],"as":[19,30],"point":[20],"sampling":[21],"to":[22,61,72],"compute":[23],"multivariate":[24],"integral":[25],"approximations":[26],"by":[27,66],"methods":[28],"such":[29],"Monte-Carlo.":[31],"Our":[32],"evaluation":[33],"of":[34],"the":[35,52,73,85],"proposed":[36,53],"method":[37],"took":[38],"into":[39],"consideration":[40],"PSNR":[41],"mean":[42],"values,":[43],"computational":[44,64],"effort":[45,65],"and":[46,80],"bit-rate.":[47,86],"The":[48],"results":[49],"support":[50],"that":[51],"entitled":[55],"Quasi-Random":[56],"Search":[57],"(QRS)":[58],"is":[59],"able":[60],"significantly":[62],"reduce":[63],"73,06%":[67],"in":[68,84],"average":[69],"when":[70],"compared":[71],"UMHS":[74],"while":[76],"maintaining":[77],"video":[78],"quality":[79],"slight":[82],"increase":[83]},"counts_by_year":[{"year":2016,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
