{"id":"https://openalex.org/W2100190196","doi":"https://doi.org/10.1109/tgrs.2002.800279","title":"Hierarchical network flow phase unwrapping","display_name":"Hierarchical network flow phase unwrapping","publication_year":2002,"publication_date":"2002-08-01","ids":{"openalex":"https://openalex.org/W2100190196","doi":"https://doi.org/10.1109/tgrs.2002.800279","mag":"2100190196"},"language":"en","primary_location":{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2002.800279","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_indexed_in_scopus":true,"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":null,"is_accepted":false,"is_published":false},"type":"article","type_crossref":"journal-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/A5068149364","display_name":"G.F. Carballo","orcid":null},"institutions":[],"countries":["US"],"is_corresponding":false,"raw_author_name":"G.F. Carballo","raw_affiliation_strings":["Earthdata Int. of Florida, Miami, FL, USA"],"affiliations":[{"raw_affiliation_string":"Earthdata Int. of Florida, Miami, FL, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5078015739","display_name":"Paul Fieguth","orcid":"https://orcid.org/0000-0001-7260-2260"},"institutions":[],"countries":["US"],"is_corresponding":false,"raw_author_name":"P.W. Fieguth","raw_affiliation_strings":["Earthdata Int. of Florida, Miami, FL, USA"],"affiliations":[{"raw_affiliation_string":"Earthdata Int. of Florida, Miami, FL, USA","institution_ids":[]}]}],"institution_assertions":[],"countries_distinct_count":1,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"fulltext_origin":"ngrams","cited_by_count":21,"citation_normalized_percentile":{"value":0.870116,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":85,"max":86},"biblio":{"volume":"40","issue":"8","first_page":"1695","last_page":"1708"},"is_retracted":false,"is_paratext":false,"primary_topic":{"id":"https://openalex.org/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9999,"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":0.9999,"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":0.9977,"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/T10638","display_name":"Optical measurement and interference techniques","score":0.9973,"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":[],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.55109435},{"id":"https://openalex.org/C38349280","wikidata":"https://www.wikidata.org/wiki/Q1434290","display_name":"Flow (mathematics)","level":2,"score":0.4466557},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.389291},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.37912425},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"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":[{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2002.800279","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_indexed_in_scopus":true,"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":null,"is_accepted":false,"is_published":false}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11","score":0.64}],"grants":[],"datasets":[],"versions":[],"referenced_works_count":33,"referenced_works":["https://openalex.org/W1627054999","https://openalex.org/W1664679337","https://openalex.org/W1793571368","https://openalex.org/W1906955835","https://openalex.org/W1977545325","https://openalex.org/W2017566558","https://openalex.org/W2024364443","https://openalex.org/W2036330938","https://openalex.org/W2044896177","https://openalex.org/W2054645095","https://openalex.org/W2101690226","https://openalex.org/W2112075713","https://openalex.org/W2130204909","https://openalex.org/W2132861185","https://openalex.org/W2133767246","https://openalex.org/W2134567657","https://openalex.org/W2136449732","https://openalex.org/W2139917231","https://openalex.org/W2141030313","https://openalex.org/W2141510312","https://openalex.org/W2142959090","https://openalex.org/W2143716001","https://openalex.org/W2144538094","https://openalex.org/W2146125743","https://openalex.org/W2151104578","https://openalex.org/W2152403125","https://openalex.org/W2159006012","https://openalex.org/W2159200266","https://openalex.org/W2161192467","https://openalex.org/W2165930230","https://openalex.org/W2170488629","https://openalex.org/W2246032204","https://openalex.org/W585975565"],"related_works":["https://openalex.org/W3186982001","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W2324615561","https://openalex.org/W2245170124","https://openalex.org/W2137941439","https://openalex.org/W2086120259","https://openalex.org/W2076393078","https://openalex.org/W1984402782"],"abstract_inverted_index":{"The":[0,22],"well-studied":[1],"interferometric":[2],"synthetic":[3],"aperture":[4],"radar":[5,20],"(InSAR)":[6],"problem":[7,111,139],"for":[8,170],"digital":[9],"elevation":[10],"map":[11],"generation":[12],"involves":[13],"the":[14,19,28,32,41,57,106,110,120,137,155,159,185,203],"derivation":[15],"of":[16,27,43,59,109,122,184,190],"topography":[17,23],"from":[18],"phase.":[21,157],"is":[24,35,66,82,89],"a":[25,75,85,123,130,172,182],"function":[26],"full":[29,45],"phase,":[30],"whereas":[31],"measured":[33],"phase":[34,46,49,62,72,96,114],"known":[36],"modulo":[37],"2/spl":[38],"pi/,":[39],"necessitating":[40],"process":[42,53],"recovering":[44],"values":[47],"via":[48],"unwrapping.":[50],"This":[51,64,117],"mathematical":[52],"becomes":[54],"difficult":[55],"through":[56],"presence":[58],"noise":[60],"and":[61,104,197],"discontinuities.":[63],"paper":[65,118,180],"motivated":[67],"by":[68],"research":[69],"which":[70,148,171],"models":[71],"unwrapping":[73,115,168],"as":[74,166],"network-flow":[76,174,186],"minimization":[77],"problem.":[78],"A":[79],"major":[80],"limitation":[81],"that":[83,136],"often":[84],"substantial":[86],"computational":[87],"effort":[88],"required":[90],"to":[91,153,194,199],"find":[92],"solutions.":[93],"Commonly,":[94],"these":[95],"images":[97,189],"are":[98],"huge":[99],"(/spl":[100],"Gt/10":[101],"million":[102],"pixels),":[103],"obviously":[105],"sheer":[107],"size":[108,193],"itself":[112,162],"makes":[113],"challenging.":[116],"addresses":[119],"development":[121],"computationally":[124],"efficient":[125],"hierarchical":[126],"algorithm,":[127,187],"based":[128],"on":[129],"\"divide-and-conquer\"":[131],"approach.":[132],"We":[133],"have":[134],"shown":[135],"phase-unwrapping":[138,146],"can":[140,149,163],"first":[141],"be":[142,151,164,195],"partitioned":[143],"into":[144],"independent":[145],"subproblems,":[147],"further":[150],"recombined":[152],"produce":[154],"unwrapped":[156,196],"Interestingly,":[158],"recombination":[160],"step":[161],"interpreted":[165],"an":[167],"problem,":[169],"modified":[173],"solution":[175],"applies!":[176],"In":[177],"short,":[178],"this":[179],"develops":[181],"parallelization":[183],"allowing":[188],"virtually":[191],"unlimited":[192],"leading":[198],"dramatic":[200],"decreases":[201],"in":[202],"algorithm":[204],"execution":[205],"time.":[206]},"abstract_inverted_index_v3":null,"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W2100190196","counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":3},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":4},{"year":2012,"cited_by_count":2}],"updated_date":"2025-03-22T09:36:08.235038","created_date":"2016-06-24"}