{"id":"https://openalex.org/W2170151025","doi":"https://doi.org/10.1109/tgrs.2008.2008095","title":"A Particle Filter Approach for InSAR Phase Filtering and Unwrapping","display_name":"A Particle Filter Approach for InSAR Phase Filtering and Unwrapping","publication_year":2009,"publication_date":"2009-02-13","ids":{"openalex":"https://openalex.org/W2170151025","doi":"https://doi.org/10.1109/tgrs.2008.2008095","mag":"2170151025"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2008.2008095","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2008.2008095","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-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/A5038824261","display_name":"J.J. Mart\u00ednez-Espl\u00e1","orcid":null},"institutions":[{"id":"https://openalex.org/I130194489","display_name":"University of Alicante","ror":"https://ror.org/05t8bcz72","country_code":"ES","type":"education","lineage":["https://openalex.org/I130194489"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"J.J. Martinez-Espla","raw_affiliation_strings":["Department of Physics, System Engineering and Signal Theory, University of Alicante, Alicante, Spain"],"affiliations":[{"raw_affiliation_string":"Department of Physics, System Engineering and Signal Theory, University of Alicante, Alicante, Spain","institution_ids":["https://openalex.org/I130194489"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052745030","display_name":"Tom\u00e1s Martinez-Mar\u00edn","orcid":null},"institutions":[{"id":"https://openalex.org/I130194489","display_name":"University of Alicante","ror":"https://ror.org/05t8bcz72","country_code":"ES","type":"education","lineage":["https://openalex.org/I130194489"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"T. Martinez-Marin","raw_affiliation_strings":["Department of Physics, System Engineering and Signal Theory, University of Alicante, Alicante, Spain"],"affiliations":[{"raw_affiliation_string":"Department of Physics, System Engineering and Signal Theory, University of Alicante, Alicante, Spain","institution_ids":["https://openalex.org/I130194489"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5068229249","display_name":"Juan M. L\u00f3pez\u2010S\u00e1nchez","orcid":"https://orcid.org/0000-0002-4216-5175"},"institutions":[{"id":"https://openalex.org/I130194489","display_name":"University of Alicante","ror":"https://ror.org/05t8bcz72","country_code":"ES","type":"education","lineage":["https://openalex.org/I130194489"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"J.M. Lopez-Sanchez","raw_affiliation_strings":["Department of Physics, System Engineering and Signal Theory, University of Alicante, Alicante, Spain"],"affiliations":[{"raw_affiliation_string":"Department of Physics, System Engineering and Signal Theory, University of Alicante, Alicante, Spain","institution_ids":["https://openalex.org/I130194489"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5038824261"],"corresponding_institution_ids":["https://openalex.org/I130194489"],"apc_list":null,"apc_paid":null,"fwci":14.4433,"has_fulltext":false,"cited_by_count":75,"citation_normalized_percentile":{"value":0.98858183,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"47","issue":"4","first_page":"1197","last_page":"1211"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and 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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and 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/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9965000152587891,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9926000237464905,"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/computer-science","display_name":"Computer science","score":0.6587039828300476},{"id":"https://openalex.org/keywords/particle-filter","display_name":"Particle filter","score":0.5874963998794556},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5486512780189514},{"id":"https://openalex.org/keywords/interferometric-synthetic-aperture-radar","display_name":"Interferometric synthetic aperture radar","score":0.5409882664680481},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.5154305696487427},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.5143347978591919},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5112757682800293},{"id":"https://openalex.org/keywords/nonlinear-filter","display_name":"Nonlinear filter","score":0.5050414204597473},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.4757016599178314},{"id":"https://openalex.org/keywords/phase","display_name":"Phase (matter)","score":0.459044873714447},{"id":"https://openalex.org/keywords/phase-unwrapping","display_name":"Phase unwrapping","score":0.4517976939678192},{"id":"https://openalex.org/keywords/interferometry","display_name":"Interferometry","score":0.4416344463825226},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.43343526124954224},{"id":"https://openalex.org/keywords/independence","display_name":"Independence (probability theory)","score":0.4129215180873871},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.38390496373176575},{"id":"https://openalex.org/keywords/filter-design","display_name":"Filter design","score":0.22069436311721802},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.20642781257629395},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.17181208729743958},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.151322603225708},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.11114034056663513},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.08929121494293213}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6587039828300476},{"id":"https://openalex.org/C52421305","wikidata":"https://www.wikidata.org/wiki/Q1151499","display_name":"Particle filter","level":3,"score":0.5874963998794556},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5486512780189514},{"id":"https://openalex.org/C22286887","wikidata":"https://www.wikidata.org/wiki/Q1666056","display_name":"Interferometric synthetic aperture radar","level":3,"score":0.5409882664680481},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.5154305696487427},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.5143347978591919},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5112757682800293},{"id":"https://openalex.org/C137685913","wikidata":"https://www.wikidata.org/wiki/Q4316763","display_name":"Nonlinear filter","level":4,"score":0.5050414204597473},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.4757016599178314},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.459044873714447},{"id":"https://openalex.org/C3020654733","wikidata":"https://www.wikidata.org/wiki/Q6038852","display_name":"Phase unwrapping","level":3,"score":0.4517976939678192},{"id":"https://openalex.org/C166689943","wikidata":"https://www.wikidata.org/wiki/Q850283","display_name":"Interferometry","level":2,"score":0.4416344463825226},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.43343526124954224},{"id":"https://openalex.org/C35651441","wikidata":"https://www.wikidata.org/wiki/Q625303","display_name":"Independence (probability theory)","level":2,"score":0.4129215180873871},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.38390496373176575},{"id":"https://openalex.org/C22597639","wikidata":"https://www.wikidata.org/wiki/Q5449227","display_name":"Filter design","level":3,"score":0.22069436311721802},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.20642781257629395},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.17181208729743958},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.151322603225708},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.11114034056663513},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.08929121494293213},{"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/tgrs.2008.2008095","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2008.2008095","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320322138","display_name":"Universidad Polit\u00e9cnica de Madrid","ror":"https://ror.org/03n6nwv02"},{"id":"https://openalex.org/F4320323755","display_name":"Universidad de Alcal\u00e1","ror":"https://ror.org/04pmn0e78"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W228326602","https://openalex.org/W585975565","https://openalex.org/W1513008779","https://openalex.org/W1536628188","https://openalex.org/W1664679337","https://openalex.org/W2014215043","https://openalex.org/W2042020446","https://openalex.org/W2046005667","https://openalex.org/W2095556863","https://openalex.org/W2101690226","https://openalex.org/W2103071976","https://openalex.org/W2112225655","https://openalex.org/W2114568807","https://openalex.org/W2118143906","https://openalex.org/W2118353118","https://openalex.org/W2121357266","https://openalex.org/W2125740541","https://openalex.org/W2129849658","https://openalex.org/W2132861185","https://openalex.org/W2133767246","https://openalex.org/W2134374467","https://openalex.org/W2141300959","https://openalex.org/W2146934839","https://openalex.org/W2155679530","https://openalex.org/W2158901733","https://openalex.org/W2160107571","https://openalex.org/W2160337655","https://openalex.org/W2161849646","https://openalex.org/W2164308178","https://openalex.org/W2610115710","https://openalex.org/W3041621345","https://openalex.org/W3106464618","https://openalex.org/W6636809826","https://openalex.org/W6678102204"],"related_works":["https://openalex.org/W2348789026","https://openalex.org/W2158806364","https://openalex.org/W2378156195","https://openalex.org/W3206958763","https://openalex.org/W2132861185","https://openalex.org/W2159160885","https://openalex.org/W2148958581","https://openalex.org/W1601897362","https://openalex.org/W2910315605","https://openalex.org/W2493186661"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,15,55,87],"new":[4],"phase-unwrapping":[5],"(PU)":[6],"algorithm":[7],"for":[8],"SAR":[9],"interferometry":[10],"that":[11],"makes":[12],"use":[13],"of":[14,28,43,51,71],"particle":[16],"filter":[17],"(PF)":[18],"to":[19,92],"perform":[20],"simultaneously":[21],"noise":[22,34],"filtering":[23],"and":[24,36,61,83],"PU.":[25],"The":[26],"formulation":[27],"this":[29,52],"technique":[30],"provides":[31],"independence":[32],"from":[33],"statistics":[35],"is":[37,76],"not":[38],"constrained":[39],"by":[40],"the":[41,44,69,72],"nonlinearity":[42],"problem.":[45],"In":[46],"addition,":[47],"an":[48,62],"enhanced":[49],"variant":[50],"method":[53],"combining":[54],"PF":[56],"with":[57,81,90],"artificial-intelligence":[58],"search":[59],"strategies":[60],"omnidirectional":[63],"local":[64],"phase":[65],"estimator,":[66],"based":[67],"on":[68],"mode":[70],"power":[73],"spectral":[74],"density,":[75],"also":[77],"presented.":[78],"Results":[79],"obtained":[80],"synthetic":[82],"real":[84],"data":[85],"show":[86],"significant":[88],"improvement":[89],"respect":[91],"other":[93],"conventional":[94],"unwrapping":[95],"algorithms":[96],"in":[97],"some":[98],"situations.":[99]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":7},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":6},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":6},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
