{"id":"https://openalex.org/W3133630855","doi":"https://doi.org/10.1109/tpami.2021.3062772","title":"AlignSeg: Feature-Aligned Segmentation Networks","display_name":"AlignSeg: Feature-Aligned Segmentation Networks","publication_year":2021,"publication_date":"2021-01-01","ids":{"openalex":"https://openalex.org/W3133630855","doi":"https://doi.org/10.1109/tpami.2021.3062772","mag":"3133630855","pmid":"https://pubmed.ncbi.nlm.nih.gov/33646946"},"language":"en","primary_location":{"id":"doi:10.1109/tpami.2021.3062772","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tpami.2021.3062772","pdf_url":null,"source":{"id":"https://openalex.org/S199944782","display_name":"IEEE Transactions on Pattern Analysis and Machine Intelligence","issn_l":"0162-8828","issn":["0162-8828","1939-3539","2160-9292"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","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 Pattern Analysis and Machine Intelligence","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","pubmed"],"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/A5101462087","display_name":"Zilong Huang","orcid":"https://orcid.org/0000-0002-6744-0671"},"institutions":[{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zilong Huang","raw_affiliation_strings":["School of Electronic Information and Communications, Huazhong University of Science and Technology, Wuhan, Hubei, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic Information and Communications, Huazhong University of Science and Technology, Wuhan, Hubei, China","institution_ids":["https://openalex.org/I47720641"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087043856","display_name":"Yunchao Wei","orcid":"https://orcid.org/0000-0002-2812-8781"},"institutions":[{"id":"https://openalex.org/I21193070","display_name":"Beijing Jiaotong University","ror":"https://ror.org/01yj56c84","country_code":"CN","type":"education","lineage":["https://openalex.org/I21193070"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yunchao Wei","raw_affiliation_strings":["Beijing Key Laboratory of Advanced Information Science and Network Technology, Beijing, China","Institute of Information Science, Beijing Jiaotong University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing Key Laboratory of Advanced Information Science and Network Technology, Beijing, China","institution_ids":[]},{"raw_affiliation_string":"Institute of Information Science, Beijing Jiaotong University, Beijing, China","institution_ids":["https://openalex.org/I21193070"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037191476","display_name":"Xinggang Wang","orcid":"https://orcid.org/0000-0001-6732-7823"},"institutions":[{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xinggang Wang","raw_affiliation_strings":["School of Electronic Information and Communications, Huazhong University of Science and Technology, Wuhan, Hubei, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic Information and Communications, Huazhong University of Science and Technology, Wuhan, Hubei, China","institution_ids":["https://openalex.org/I47720641"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002072267","display_name":"Humphrey Shi","orcid":"https://orcid.org/0000-0002-2922-5663"},"institutions":[{"id":"https://openalex.org/I157725225","display_name":"University of Illinois Urbana-Champaign","ror":"https://ror.org/047426m28","country_code":"US","type":"education","lineage":["https://openalex.org/I157725225"]},{"id":"https://openalex.org/I181233156","display_name":"University of Oregon","ror":"https://ror.org/0293rh119","country_code":"US","type":"education","lineage":["https://openalex.org/I181233156"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Humphrey Shi","raw_affiliation_strings":["Computer Science, University of Oregon, Eugene, OR, USA","Electronics and Information Engineering, University of Illinois at Urbana-Champaign, Urbana, IL, USA","Picsart AI Research, San Francisco, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science, University of Oregon, Eugene, OR, USA","institution_ids":["https://openalex.org/I181233156"]},{"raw_affiliation_string":"Electronics and Information Engineering, University of Illinois at Urbana-Champaign, Urbana, IL, USA","institution_ids":["https://openalex.org/I157725225"]},{"raw_affiliation_string":"Picsart AI Research, San Francisco, CA, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100665053","display_name":"Wenyu Liu","orcid":"https://orcid.org/0000-0002-4582-7488"},"institutions":[{"id":"https://openalex.org/I47720641","display_name":"Huazhong University of Science and Technology","ror":"https://ror.org/00p991c53","country_code":"CN","type":"education","lineage":["https://openalex.org/I47720641"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenyu Liu","raw_affiliation_strings":["School of Electronic Information and Communications, Huazhong University of Science and Technology, Wuhan, Hubei, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic Information and Communications, Huazhong University of Science and Technology, Wuhan, Hubei, China","institution_ids":["https://openalex.org/I47720641"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101457342","display_name":"Thomas S. Huang","orcid":"https://orcid.org/0000-0001-8474-5859"},"institutions":[{"id":"https://openalex.org/I157725225","display_name":"University of Illinois Urbana-Champaign","ror":"https://ror.org/047426m28","country_code":"US","type":"education","lineage":["https://openalex.org/I157725225"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Thomas S. Huang","raw_affiliation_strings":["Beckman Institute, University of Illinois at Urbana-Champaign, Urbana, IL, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beckman Institute, University of Illinois at Urbana-Champaign, Urbana, IL, USA","institution_ids":["https://openalex.org/I157725225"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":11.9657,"has_fulltext":false,"cited_by_count":182,"citation_normalized_percentile":{"value":0.99139949,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"44","issue":"1","first_page":"1","last_page":"1"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10036","display_name":"Advanced Neural Network Applications","score":0.9997000098228455,"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/T10036","display_name":"Advanced Neural Network Applications","score":0.9997000098228455,"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/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9986000061035156,"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/T11307","display_name":"Domain Adaptation and Few-Shot Learning","score":0.996399998664856,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/upsampling","display_name":"Upsampling","score":0.8525645136833191},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.8062683343887329},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7782986760139465},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6401390433311462},{"id":"https://openalex.org/keywords/segmentation","display_name":"Segmentation","score":0.5658526420593262},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.5496543049812317},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.5061039328575134},{"id":"https://openalex.org/keywords/feature-learning","display_name":"Feature learning","score":0.5036224722862244},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.47121065855026245},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.4577341377735138},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.4400913715362549},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.24004453420639038}],"concepts":[{"id":"https://openalex.org/C110384440","wikidata":"https://www.wikidata.org/wiki/Q1143270","display_name":"Upsampling","level":3,"score":0.8525645136833191},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.8062683343887329},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7782986760139465},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6401390433311462},{"id":"https://openalex.org/C89600930","wikidata":"https://www.wikidata.org/wiki/Q1423946","display_name":"Segmentation","level":2,"score":0.5658526420593262},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.5496543049812317},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.5061039328575134},{"id":"https://openalex.org/C59404180","wikidata":"https://www.wikidata.org/wiki/Q17013334","display_name":"Feature learning","level":2,"score":0.5036224722862244},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.47121065855026245},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.4577341377735138},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.4400913715362549},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.24004453420639038},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","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/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tpami.2021.3062772","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tpami.2021.3062772","pdf_url":null,"source":{"id":"https://openalex.org/S199944782","display_name":"IEEE Transactions on Pattern Analysis and Machine Intelligence","issn_l":"0162-8828","issn":["0162-8828","1939-3539","2160-9292"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","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 Pattern Analysis and Machine Intelligence","raw_type":"journal-article"},{"id":"pmid:33646946","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/33646946","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE transactions on pattern analysis and machine intelligence","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Reduced inequalities","score":0.5600000023841858,"id":"https://metadata.un.org/sdg/10"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":56,"referenced_works":["https://openalex.org/W1536680647","https://openalex.org/W1745334888","https://openalex.org/W1817277359","https://openalex.org/W1861492603","https://openalex.org/W1901129140","https://openalex.org/W1903029394","https://openalex.org/W2122122381","https://openalex.org/W2167222293","https://openalex.org/W2194775991","https://openalex.org/W2340897893","https://openalex.org/W2412782625","https://openalex.org/W2557406251","https://openalex.org/W2558580397","https://openalex.org/W2560023338","https://openalex.org/W2563705555","https://openalex.org/W2592939477","https://openalex.org/W2598666589","https://openalex.org/W2601564443","https://openalex.org/W2618530766","https://openalex.org/W2737258237","https://openalex.org/W2780664485","https://openalex.org/W2787091153","https://openalex.org/W2799166040","https://openalex.org/W2799213142","https://openalex.org/W2884822772","https://openalex.org/W2886934227","https://openalex.org/W2888340395","https://openalex.org/W2890782586","https://openalex.org/W2895340641","https://openalex.org/W2920582597","https://openalex.org/W2955058313","https://openalex.org/W2960933010","https://openalex.org/W2963073398","https://openalex.org/W2963150697","https://openalex.org/W2963318290","https://openalex.org/W2963323244","https://openalex.org/W2963446712","https://openalex.org/W2963727650","https://openalex.org/W2963881378","https://openalex.org/W2964309882","https://openalex.org/W2964632911","https://openalex.org/W2972516102","https://openalex.org/W2985276900","https://openalex.org/W2985469567","https://openalex.org/W2990032492","https://openalex.org/W2991062542","https://openalex.org/W2991471181","https://openalex.org/W3034534947","https://openalex.org/W3040304705","https://openalex.org/W4245818644","https://openalex.org/W6618372016","https://openalex.org/W6638480814","https://openalex.org/W6753396716","https://openalex.org/W6754879843","https://openalex.org/W6754899465","https://openalex.org/W6766548695"],"related_works":["https://openalex.org/W2062399876","https://openalex.org/W2607795551","https://openalex.org/W3155117723","https://openalex.org/W1991429770","https://openalex.org/W1983892167","https://openalex.org/W2281134365","https://openalex.org/W4310746709","https://openalex.org/W4385574037","https://openalex.org/W4386075645","https://openalex.org/W1998512593"],"abstract_inverted_index":{"Aggregating":[0],"features":[1],"in":[2,62,127],"terms":[3],"of":[4,28,77,107,151,167],"different":[5],"convolutional":[6],"blocks":[7],"or":[8],"contextual":[9,52,125,137,142],"embeddings":[10,126,143],"has":[11],"been":[12],"proven":[13],"to":[14,19,35,103,133],"be":[15,144],"an":[16],"effective":[17],"way":[18],"strengthen":[20],"feature":[21,42,65,114,120],"representations":[22],"for":[23],"semantic":[24],"segmentation.":[25],"However,":[26],"most":[27],"the":[29,37,41,60,82,89,113,124,141,149],"current":[30],"popular":[31],"network":[32,154],"architectures":[33],"tend":[34],"ignore":[36],"misalignment":[38,66,115],"issues":[39,67],"during":[40],"aggregation":[43],"process":[44],"caused":[45,117],"by":[46,118],"step-by-step":[47],"downsampling":[48],"operations":[49],"and":[50,68,88,160,169],"indiscriminate":[51],"information":[53,138],"fusion.":[54],"In":[55],"this":[56],"paper,":[57],"we":[58],"explore":[59],"principles":[61],"addressing":[63],"such":[64],"inventively":[69],"propose":[70],"Feature-Aligned":[71],"Segmentation":[72],"Networks":[73],"(AlignSeg).":[74],"AlignSeg":[75,153],"consists":[76],"two":[78],"primary":[79],"modules,":[80],"i.e.,":[81],"Aligned":[83,90],"Feature":[84],"Aggregation":[85],"(AlignFA)":[86],"module":[87],"Context":[91],"Modeling":[92],"(AlignCM)":[93],"module.":[94],"First,":[95],"AlignFA":[96],"adopts":[97],"a":[98],"simple":[99],"learnable":[100],"interpolation":[101],"strategy":[102],"learn":[104],"transformation":[105],"offsets":[106],"pixels,":[108],"which":[109],"can":[110],"effectively":[111],"relieve":[112],"issue":[116],"multi-resolution":[119],"aggregation.":[121],"Second,":[122],"with":[123,155],"hand,":[128],"AlignCM":[129],"enables":[130],"each":[131],"pixel":[132],"choose":[134],"private":[135],"custom":[136],"adaptively,":[139],"making":[140],"better":[145],"aligned.":[146],"We":[147],"validate":[148],"effectiveness":[150],"our":[152],"extensive":[156],"experiments":[157],"on":[158],"Cityscapes":[159],"ADE20K,":[161],"achieving":[162],"new":[163],"state-of-the-art":[164],"mIoU":[165],"scores":[166],"82.6":[168],"45.95":[170],"percent,":[171],"respectively.":[172],"Our":[173],"source":[174],"code":[175],"is":[176],"available":[177],"at":[178],"https://github.com/speedinghzl/AlignSeg.":[179]},"counts_by_year":[{"year":2026,"cited_by_count":9},{"year":2025,"cited_by_count":42},{"year":2024,"cited_by_count":42},{"year":2023,"cited_by_count":43},{"year":2022,"cited_by_count":30},{"year":2021,"cited_by_count":12},{"year":2020,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}