{"id":"https://openalex.org/W2116272204","doi":"https://doi.org/10.1109/icassp.2004.1326549","title":"Global motion estimation in frequency and spatial domain","display_name":"Global motion estimation in frequency and spatial domain","publication_year":2004,"publication_date":"2004-09-28","ids":{"openalex":"https://openalex.org/W2116272204","doi":"https://doi.org/10.1109/icassp.2004.1326549","mag":"2116272204"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2004.1326549","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2004.1326549","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 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/A5037648159","display_name":"Sunil Kumar","orcid":"https://orcid.org/0000-0003-4617-704X"},"institutions":[{"id":"https://openalex.org/I161318765","display_name":"University of California, Los Angeles","ror":"https://ror.org/046rm7j60","country_code":"US","type":"education","lineage":["https://openalex.org/I161318765"]},{"id":"https://openalex.org/I36258959","display_name":"University of California San Diego","ror":"https://ror.org/0168r3w48","country_code":"US","type":"education","lineage":["https://openalex.org/I36258959"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"E. Kumar","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of California, San Diego, La Jolla, CA, USA","[Dept. of Electr. & Comput. Eng., Univ. of California, La Jolla, CA, USA]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of California, San Diego, La Jolla, CA, USA","institution_ids":["https://openalex.org/I36258959"]},{"raw_affiliation_string":"[Dept. of Electr. & Comput. Eng., Univ. of California, La Jolla, CA, USA]","institution_ids":["https://openalex.org/I161318765"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071912394","display_name":"Mainak Biswas","orcid":"https://orcid.org/0000-0003-0069-2978"},"institutions":[{"id":"https://openalex.org/I161318765","display_name":"University of California, Los Angeles","ror":"https://ror.org/046rm7j60","country_code":"US","type":"education","lineage":["https://openalex.org/I161318765"]},{"id":"https://openalex.org/I36258959","display_name":"University of California San Diego","ror":"https://ror.org/0168r3w48","country_code":"US","type":"education","lineage":["https://openalex.org/I36258959"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"M. Biswas","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of California, San Diego, La Jolla, CA, USA","[Dept. of Electr. & Comput. Eng., Univ. of California, La Jolla, CA, USA]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of California, San Diego, La Jolla, CA, USA","institution_ids":["https://openalex.org/I36258959"]},{"raw_affiliation_string":"[Dept. of Electr. & Comput. Eng., Univ. of California, La Jolla, CA, USA]","institution_ids":["https://openalex.org/I161318765"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102719190","display_name":"Truong Q. Nguyen","orcid":"https://orcid.org/0000-0002-5022-063X"},"institutions":[{"id":"https://openalex.org/I161318765","display_name":"University of California, Los Angeles","ror":"https://ror.org/046rm7j60","country_code":"US","type":"education","lineage":["https://openalex.org/I161318765"]},{"id":"https://openalex.org/I36258959","display_name":"University of California San Diego","ror":"https://ror.org/0168r3w48","country_code":"US","type":"education","lineage":["https://openalex.org/I36258959"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"T.Q. Nguyen","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of California, San Diego, La Jolla, CA, USA","[Dept. of Electr. & Comput. Eng., Univ. of California, La Jolla, CA, USA]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of California, San Diego, La Jolla, CA, USA","institution_ids":["https://openalex.org/I36258959"]},{"raw_affiliation_string":"[Dept. of Electr. & Comput. Eng., Univ. of California, La Jolla, CA, USA]","institution_ids":["https://openalex.org/I161318765"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.7625,"has_fulltext":false,"cited_by_count":25,"citation_normalized_percentile":{"value":0.90973298,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":96},"biblio":{"volume":"3","issue":null,"first_page":"iii","last_page":"333"},"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":0.9979000091552734,"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/T10638","display_name":"Optical measurement and interference techniques","score":0.9952999949455261,"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/motion-estimation","display_name":"Motion estimation","score":0.7197625637054443},{"id":"https://openalex.org/keywords/ransac","display_name":"RANSAC","score":0.7094433307647705},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.648221492767334},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.5946135520935059},{"id":"https://openalex.org/keywords/outlier","display_name":"Outlier","score":0.5762534737586975},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5657846927642822},{"id":"https://openalex.org/keywords/motion-vector","display_name":"Motion vector","score":0.5494958758354187},{"id":"https://openalex.org/keywords/affine-transformation","display_name":"Affine transformation","score":0.5464521646499634},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5426464676856995},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.49895620346069336},{"id":"https://openalex.org/keywords/quarter-pixel-motion","display_name":"Quarter-pixel motion","score":0.4801075756549835},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.46387848258018494},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.44972893595695496},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.43518948554992676},{"id":"https://openalex.org/keywords/spurious-relationship","display_name":"Spurious relationship","score":0.4132785201072693},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.32925713062286377},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.2354791760444641}],"concepts":[{"id":"https://openalex.org/C10161872","wikidata":"https://www.wikidata.org/wiki/Q557891","display_name":"Motion estimation","level":2,"score":0.7197625637054443},{"id":"https://openalex.org/C114744707","wikidata":"https://www.wikidata.org/wiki/Q218533","display_name":"RANSAC","level":3,"score":0.7094433307647705},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.648221492767334},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.5946135520935059},{"id":"https://openalex.org/C79337645","wikidata":"https://www.wikidata.org/wiki/Q779824","display_name":"Outlier","level":2,"score":0.5762534737586975},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5657846927642822},{"id":"https://openalex.org/C2779020251","wikidata":"https://www.wikidata.org/wiki/Q3555171","display_name":"Motion vector","level":3,"score":0.5494958758354187},{"id":"https://openalex.org/C92757383","wikidata":"https://www.wikidata.org/wiki/Q382497","display_name":"Affine transformation","level":2,"score":0.5464521646499634},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5426464676856995},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.49895620346069336},{"id":"https://openalex.org/C174493125","wikidata":"https://www.wikidata.org/wiki/Q1073461","display_name":"Quarter-pixel motion","level":3,"score":0.4801075756549835},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.46387848258018494},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.44972893595695496},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.43518948554992676},{"id":"https://openalex.org/C97256817","wikidata":"https://www.wikidata.org/wiki/Q1462316","display_name":"Spurious relationship","level":2,"score":0.4132785201072693},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32925713062286377},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.2354791760444641},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2004.1326549","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2004.1326549","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 IEEE International Conference on Acoustics, Speech, and Signal Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1934115635","https://openalex.org/W1972541957","https://openalex.org/W2085261163","https://openalex.org/W2119139159","https://openalex.org/W2120507918","https://openalex.org/W2121926937","https://openalex.org/W2131372145","https://openalex.org/W2150230655","https://openalex.org/W3120680416","https://openalex.org/W6666893139","https://openalex.org/W6788751681"],"related_works":["https://openalex.org/W839483973","https://openalex.org/W4250500397","https://openalex.org/W1969136679","https://openalex.org/W2143589929","https://openalex.org/W2156379140","https://openalex.org/W4241657933","https://openalex.org/W1604953040","https://openalex.org/W1971837917","https://openalex.org/W2048930022","https://openalex.org/W2544913138"],"abstract_inverted_index":{"We":[0],"propose":[1],"a":[2,13,73,117],"fast":[3],"and":[4,86,115],"robust":[5,89],"global":[6],"motion":[7,28,66,79,93],"estimation":[8,34],"(GME)":[9],"algorithm,":[10],"based":[11,63,75],"on":[12,64],"2-stage":[14],"coarse-to-fine":[15],"refinement":[16,69],"strategy,":[17],"which":[18,102],"is":[19,35,60,88,97],"capable":[20],"of":[21,48,53,72,81,95,121],"measuring":[22],"large":[23],"motions.":[24],"A":[25],"6-parameter":[26],"affine":[27],"model":[29,76],"has":[30],"been":[31],"used.":[32],"Coarse":[33],"carried":[36],"out":[37],"in":[38,106],"the":[39,49,54,138],"frequency":[40],"domain":[41],"using":[42,99],"polar,":[43],"log-polar":[44],"or":[45],"log-log":[46],"sampling":[47,58],"Fourier":[50],"magnitude":[51],"spectrum":[52],"sub-sampled":[55],"image.":[56],"The":[57,68,92],"scheme":[59],"adaptively":[61],"selected,":[62],"past":[65],"patterns.":[67],"stage":[70],"consists":[71,120],"RANSAC":[74],"fitting":[77],"to":[78,90,134],"vectors":[80],"randomly":[82],"selected":[83],"high-activity":[84],"blocks,":[85],"hence":[87],"outliers.":[91],"vector":[94],"blocks":[96],"measured":[98],"phase":[100],"correlation,":[101],"offers":[103],"two":[104],"advantages":[105],"this":[107],"context:":[108],"sub-pixel":[109],"accuracy":[110],"without":[111],"significant":[112],"computational":[113],"overhead;":[114],"if":[116],"particular":[118],"block":[119],"background":[122],"as":[123,125],"well":[124],"foreground":[126],"pixels,":[127],"both":[128],"motions":[129],"are":[130],"simultaneously":[131],"measured.":[132],"Due":[133],"its":[135],"hardware-friendly":[136],"nature,":[137],"proposed":[139],"algorithm":[140],"holds":[141],"potential":[142],"for":[143,147],"real-time":[144],"GME":[145],"even":[146],"television":[148],"images.":[149]},"counts_by_year":[{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":2}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}