{"id":"https://openalex.org/W1531013931","doi":"https://doi.org/10.1109/sas.2015.7133651","title":"Adaptive frequency filtering for forward-looking sonar imagery spectral registration","display_name":"Adaptive frequency filtering for forward-looking sonar imagery spectral registration","publication_year":2015,"publication_date":"2015-04-01","ids":{"openalex":"https://openalex.org/W1531013931","doi":"https://doi.org/10.1109/sas.2015.7133651","mag":"1531013931"},"language":"en","primary_location":{"id":"doi:10.1109/sas.2015.7133651","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sas.2015.7133651","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE Sensors Applications Symposium (SAS)","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/A5015501691","display_name":"Nat\u00e0lia Hurt\u00f3s","orcid":"https://orcid.org/0000-0002-6097-1939"},"institutions":[{"id":"https://openalex.org/I251424209","display_name":"University of Girona","ror":"https://ror.org/01xdxns91","country_code":"ES","type":"education","lineage":["https://openalex.org/I251424209"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Natalia Hurtos","raw_affiliation_strings":["University of Girona, Edifici Politecnica IV Campus Montilivi, Girona, Spain","University of Girona, Edifici Politecnica IV, Campus Montilivi, 17071 Girona, Spain"],"affiliations":[{"raw_affiliation_string":"University of Girona, Edifici Politecnica IV Campus Montilivi, Girona, Spain","institution_ids":["https://openalex.org/I251424209"]},{"raw_affiliation_string":"University of Girona, Edifici Politecnica IV, Campus Montilivi, 17071 Girona, Spain","institution_ids":["https://openalex.org/I251424209"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034154763","display_name":"Narc\u00eds Palomeras","orcid":"https://orcid.org/0000-0002-2266-9624"},"institutions":[{"id":"https://openalex.org/I251424209","display_name":"University of Girona","ror":"https://ror.org/01xdxns91","country_code":"ES","type":"education","lineage":["https://openalex.org/I251424209"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Narcis Palomeras","raw_affiliation_strings":["University of Girona, Edifici Politecnica IV Campus Montilivi, Girona, Spain","University of Girona, Edifici Politecnica IV, Campus Montilivi, 17071 Girona, Spain"],"affiliations":[{"raw_affiliation_string":"University of Girona, Edifici Politecnica IV Campus Montilivi, Girona, Spain","institution_ids":["https://openalex.org/I251424209"]},{"raw_affiliation_string":"University of Girona, Edifici Politecnica IV, Campus Montilivi, 17071 Girona, Spain","institution_ids":["https://openalex.org/I251424209"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5105765138","display_name":"Arnau Carrera","orcid":"https://orcid.org/0000-0003-0488-9516"},"institutions":[{"id":"https://openalex.org/I251424209","display_name":"University of Girona","ror":"https://ror.org/01xdxns91","country_code":"ES","type":"education","lineage":["https://openalex.org/I251424209"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Arnau Carrera","raw_affiliation_strings":["University of Girona, Edifici Politecnica IV Campus Montilivi, Girona, Spain","University of Girona, Edifici Politecnica IV, Campus Montilivi, 17071 Girona, Spain"],"affiliations":[{"raw_affiliation_string":"University of Girona, Edifici Politecnica IV Campus Montilivi, Girona, Spain","institution_ids":["https://openalex.org/I251424209"]},{"raw_affiliation_string":"University of Girona, Edifici Politecnica IV, Campus Montilivi, 17071 Girona, Spain","institution_ids":["https://openalex.org/I251424209"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018440853","display_name":"Marc Carreras","orcid":"https://orcid.org/0000-0003-3117-9691"},"institutions":[{"id":"https://openalex.org/I251424209","display_name":"University of Girona","ror":"https://ror.org/01xdxns91","country_code":"ES","type":"education","lineage":["https://openalex.org/I251424209"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Marc Carreras","raw_affiliation_strings":["University of Girona, Edifici Politecnica IV Campus Montilivi, Girona, Spain","University of Girona, Edifici Politecnica IV, Campus Montilivi, 17071 Girona, Spain"],"affiliations":[{"raw_affiliation_string":"University of Girona, Edifici Politecnica IV Campus Montilivi, Girona, Spain","institution_ids":["https://openalex.org/I251424209"]},{"raw_affiliation_string":"University of Girona, Edifici Politecnica IV, Campus Montilivi, 17071 Girona, Spain","institution_ids":["https://openalex.org/I251424209"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5015501691"],"corresponding_institution_ids":["https://openalex.org/I251424209"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.02751846,"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":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11192","display_name":"Underwater Vehicles and Communication Systems","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"}},"topics":[{"id":"https://openalex.org/T11192","display_name":"Underwater Vehicles and Communication Systems","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/T11698","display_name":"Underwater Acoustics Research","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10191","display_name":"Robotics and Sensor-Based Localization","score":0.9976999759674072,"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/sonar","display_name":"Sonar","score":0.9034774899482727},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.7805109024047852},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.753900408744812},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.7337397933006287},{"id":"https://openalex.org/keywords/image-registration","display_name":"Image registration","score":0.5485851764678955},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.4710792303085327},{"id":"https://openalex.org/keywords/underwater","display_name":"Underwater","score":0.4703754782676697},{"id":"https://openalex.org/keywords/visibility","display_name":"Visibility","score":0.46405187249183655},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.4555363655090332},{"id":"https://openalex.org/keywords/synthetic-aperture-sonar","display_name":"Synthetic aperture sonar","score":0.45229825377464294},{"id":"https://openalex.org/keywords/frame-rate","display_name":"Frame rate","score":0.41162747144699097},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.25609713792800903},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.09897837042808533}],"concepts":[{"id":"https://openalex.org/C555745239","wikidata":"https://www.wikidata.org/wiki/Q133220","display_name":"Sonar","level":2,"score":0.9034774899482727},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.7805109024047852},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.753900408744812},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7337397933006287},{"id":"https://openalex.org/C166704113","wikidata":"https://www.wikidata.org/wiki/Q861092","display_name":"Image registration","level":3,"score":0.5485851764678955},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.4710792303085327},{"id":"https://openalex.org/C98083399","wikidata":"https://www.wikidata.org/wiki/Q3246517","display_name":"Underwater","level":2,"score":0.4703754782676697},{"id":"https://openalex.org/C123403432","wikidata":"https://www.wikidata.org/wiki/Q654068","display_name":"Visibility","level":2,"score":0.46405187249183655},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4555363655090332},{"id":"https://openalex.org/C181255713","wikidata":"https://www.wikidata.org/wiki/Q7662740","display_name":"Synthetic aperture sonar","level":3,"score":0.45229825377464294},{"id":"https://openalex.org/C3261483","wikidata":"https://www.wikidata.org/wiki/Q119565","display_name":"Frame rate","level":2,"score":0.41162747144699097},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.25609713792800903},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.09897837042808533},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"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/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/sas.2015.7133651","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sas.2015.7133651","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE Sensors Applications Symposium (SAS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/14","display_name":"Life below water","score":0.800000011920929}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1816460154","https://openalex.org/W1978407809","https://openalex.org/W1988932184","https://openalex.org/W2010513830","https://openalex.org/W2065626396","https://openalex.org/W2069411806","https://openalex.org/W2090873782","https://openalex.org/W2116434318","https://openalex.org/W2131372145","https://openalex.org/W2140580419","https://openalex.org/W2171792626","https://openalex.org/W6647645801"],"related_works":["https://openalex.org/W2610363864","https://openalex.org/W2159784633","https://openalex.org/W2143131560","https://openalex.org/W2544250077","https://openalex.org/W3093449225","https://openalex.org/W1987798457","https://openalex.org/W3022543425","https://openalex.org/W3197313368","https://openalex.org/W1974561532","https://openalex.org/W2086617181"],"abstract_inverted_index":{"In":[0,95,122],"the":[1,42,56,58,69,79,102,113,129,146,152,163,174],"last":[2],"few":[3],"years,":[4],"forward-looking":[5,61,133,153],"sonar":[6,62,134,154,175],"devices":[7],"have":[8,100],"emerged":[9],"as":[10,41,108],"a":[11,33,65,109,168],"powerful":[12],"perception":[13],"alternative":[14,111],"for":[15,48],"those":[16],"underwater":[17],"environments":[18],"with":[19,136,145],"reduced":[20],"visibility.":[21],"Thanks":[22],"to":[23,26,68,78,127,143,151],"its":[24],"capability":[25],"deliver":[27],"high":[28],"quality":[29],"acoustic":[30],"images":[31,75,135,176],"at":[32],"near-video":[34],"frame":[35],"rate,":[36],"they":[37],"can":[38,178],"be":[39],"regarded":[40],"analogous":[43],"tool":[44],"of":[45,60,82,104,132,173],"optical":[46,74,120],"cameras":[47],"operations":[49],"conducted":[50],"in":[51,86,182],"turbid":[52],"waters.":[53],"However,":[54],"despite":[55],"analogy,":[57],"particularities":[59],"imagery":[63],"pose":[64],"significant":[66],"challenge":[67],"techniques":[70],"typically":[71],"used":[72,118],"on":[73,119],"and,":[76],"especially,":[77],"key":[80],"step":[81],"image":[83,93,155],"registration,":[84],"essential":[85],"applications":[87],"like":[88],"mosaicing,":[89],"sonar-aided":[90],"navigation":[91],"or":[92],"denoising.":[94],"this":[96,123],"sense,":[97],"previous":[98],"investigations":[99],"encouraged":[101],"use":[103],"spectral":[105,130],"registration":[106,116,131,156],"methods":[107],"promising":[110],"over":[112],"traditional":[114],"feature-based":[115],"approaches":[117],"images.":[121],"paper,":[124],"we":[125,166],"propose":[126],"improve":[128],"an":[137],"adaptive":[138],"filtering":[139,165],"technique":[140],"that":[141,160,177],"allows":[142],"cope":[144],"noise":[147],"and":[148],"variability":[149],"inherent":[150],"problem.":[157],"Results":[158],"show":[159],"by":[161],"using":[162],"proposed":[164],"achieve":[167],"more":[169],"accurate":[170],"pairwise":[171],"alignment":[172],"benefit":[179],"subsequent":[180],"processing":[181],"many":[183],"applications.":[184]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}