{"id":"https://openalex.org/W2158064711","doi":"https://doi.org/10.1109/igarss.2003.1294142","title":"Interpretations of the omega-K algorithm and comparisons with other algorithms","display_name":"Interpretations of the omega-K algorithm and comparisons with other algorithms","publication_year":2004,"publication_date":"2004-07-08","ids":{"openalex":"https://openalex.org/W2158064711","doi":"https://doi.org/10.1109/igarss.2003.1294142","mag":"2158064711"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2003.1294142","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2003.1294142","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2003. 2003 IEEE International Geoscience and Remote Sensing Symposium. Proceedings (IEEE Cat. No.03CH37477)","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/A5057060251","display_name":"I. Cumming","orcid":"https://orcid.org/0000-0003-3537-2157"},"institutions":[{"id":"https://openalex.org/I141945490","display_name":"University of British Columbia","ror":"https://ror.org/03rmrcq20","country_code":"CA","type":"education","lineage":["https://openalex.org/I141945490"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"I.G. Cumming","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of British Columbia, Vancouver, BC, Canada"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of British Columbia, Vancouver, BC, Canada","institution_ids":["https://openalex.org/I141945490"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033274937","display_name":"Yew Lam Neo","orcid":null},"institutions":[{"id":"https://openalex.org/I141945490","display_name":"University of British Columbia","ror":"https://ror.org/03rmrcq20","country_code":"CA","type":"education","lineage":["https://openalex.org/I141945490"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Y.L. Neo","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of British Columbia, Vancouver, BC, Canada"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of British Columbia, Vancouver, BC, Canada","institution_ids":["https://openalex.org/I141945490"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5112038600","display_name":"F.H. Wong","orcid":null},"institutions":[{"id":"https://openalex.org/I141945490","display_name":"University of British Columbia","ror":"https://ror.org/03rmrcq20","country_code":"CA","type":"education","lineage":["https://openalex.org/I141945490"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"F.H. Wong","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of British Columbia, Vancouver, BC, Canada"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of British Columbia, Vancouver, BC, Canada","institution_ids":["https://openalex.org/I141945490"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5057060251"],"corresponding_institution_ids":["https://openalex.org/I141945490"],"apc_list":null,"apc_paid":null,"fwci":2.3101,"has_fulltext":false,"cited_by_count":57,"citation_normalized_percentile":{"value":0.89184872,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"3","issue":null,"first_page":"1455","last_page":"1458"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11609","display_name":"Geophysical Methods and Applications","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"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/algorithm","display_name":"Algorithm","score":0.8650679588317871},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5852749943733215},{"id":"https://openalex.org/keywords/omega","display_name":"Omega","score":0.5248653888702393},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.5059561133384705},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.49628907442092896},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.48512017726898193},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.47028589248657227},{"id":"https://openalex.org/keywords/chirp","display_name":"Chirp","score":0.4454532265663147},{"id":"https://openalex.org/keywords/scaling","display_name":"Scaling","score":0.4246044456958771},{"id":"https://openalex.org/keywords/doppler-effect","display_name":"Doppler effect","score":0.4215025305747986},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.19878393411636353},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1316058337688446},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.11491414904594421},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.07279548048973083},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.06946083903312683},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.06443151831626892}],"concepts":[{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.8650679588317871},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5852749943733215},{"id":"https://openalex.org/C2779557605","wikidata":"https://www.wikidata.org/wiki/Q9890","display_name":"Omega","level":2,"score":0.5248653888702393},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.5059561133384705},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.49628907442092896},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.48512017726898193},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.47028589248657227},{"id":"https://openalex.org/C132794960","wikidata":"https://www.wikidata.org/wiki/Q27304","display_name":"Chirp","level":3,"score":0.4454532265663147},{"id":"https://openalex.org/C99844830","wikidata":"https://www.wikidata.org/wiki/Q102441924","display_name":"Scaling","level":2,"score":0.4246044456958771},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.4215025305747986},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.19878393411636353},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1316058337688446},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.11491414904594421},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.07279548048973083},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.06946083903312683},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.06443151831626892},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2003.1294142","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2003.1294142","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2003. 2003 IEEE International Geoscience and Remote Sensing Symposium. Proceedings (IEEE Cat. No.03CH37477)","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":6,"referenced_works":["https://openalex.org/W1527747735","https://openalex.org/W2101961721","https://openalex.org/W2102921232","https://openalex.org/W2126421815","https://openalex.org/W2129287966","https://openalex.org/W2133289419"],"related_works":["https://openalex.org/W4402427056","https://openalex.org/W238609530","https://openalex.org/W2377235482","https://openalex.org/W2351454232","https://openalex.org/W2382227980","https://openalex.org/W2046597320","https://openalex.org/W2734192830","https://openalex.org/W3016395638","https://openalex.org/W1636163329","https://openalex.org/W2909301023"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,50],"Fourier":[4],"interpretation":[5],"of":[6,24,36,64],"the":[7,16,25,37,41,45,61],"Omega-k":[8],"SAR":[9],"processing":[10],"al-":[11],"gorithm":[12],"that":[13],"helps":[14],"explain":[15,32],"key":[17],"Stolt":[18],"mapping":[19],"operation.":[20],"An":[21],"approximate":[22],"form":[23],"algorithm":[26],"is":[27,54],"sometimes":[28],"used,":[29],"and":[30,44],"we":[31],"how":[33],"both":[34],"forms":[35],"\u03c9KA":[38],"compare":[39],"with":[40],"range":[42],"Doppler":[43],"chirp":[46],"scaling":[47],"algorithms.":[48],"Finally,":[49],"brief":[51],"dis-":[52],"cussion":[53],"given":[55],"on":[56],"which":[57],"radar":[58],"parameters":[59],"allow":[60],"accurate":[62],"use":[63],"each":[65],"algorithm.":[66]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":5},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
