{"id":"https://openalex.org/W4225279041","doi":"https://doi.org/10.1109/icassp43922.2022.9746373","title":"PU-Refiner: A Geometry Refiner with Adversarial Learning for Point Cloud Upsampling","display_name":"PU-Refiner: A Geometry Refiner with Adversarial Learning for Point Cloud Upsampling","publication_year":2022,"publication_date":"2022-04-27","ids":{"openalex":"https://openalex.org/W4225279041","doi":"https://doi.org/10.1109/icassp43922.2022.9746373"},"language":"en","primary_location":{"id":"doi:10.1109/icassp43922.2022.9746373","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp43922.2022.9746373","pdf_url":null,"source":{"id":"https://openalex.org/S4363607702","display_name":"ICASSP 2022 - 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2022 - 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://hdl.handle.net/2086/21728","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100458860","display_name":"Hao Liu","orcid":"https://orcid.org/0000-0003-0246-2527"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Hao Liu","raw_affiliation_strings":["Shandong University,School of Information Science and Engineering,Qingdao,China","School of Control Science and Engineering, Shandong University, Jinan, China","School of Information Science and Engineering, Shandong University, Qingdao, China"],"affiliations":[{"raw_affiliation_string":"Shandong University,School of Information Science and Engineering,Qingdao,China","institution_ids":["https://openalex.org/I154099455"]},{"raw_affiliation_string":"School of Control Science and Engineering, Shandong University, Jinan, China","institution_ids":["https://openalex.org/I154099455"]},{"raw_affiliation_string":"School of Information Science and Engineering, Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071576848","display_name":"Hui Yuan","orcid":"https://orcid.org/0000-0001-5212-3393"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hui Yuan","raw_affiliation_strings":["Shandong University,School of Control Science and Engineering,Jinan,China","School of Control Science and Engineering, Shandong University, Jinan, China"],"affiliations":[{"raw_affiliation_string":"Shandong University,School of Control Science and Engineering,Jinan,China","institution_ids":["https://openalex.org/I154099455"]},{"raw_affiliation_string":"School of Control Science and Engineering, Shandong University, Jinan, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025449942","display_name":"Raouf Hamzaoui","orcid":"https://orcid.org/0000-0001-6699-7331"},"institutions":[{"id":"https://openalex.org/I66943878","display_name":"De Montfort University","ror":"https://ror.org/0312pnr83","country_code":"GB","type":"education","lineage":["https://openalex.org/I66943878"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Raouf Hamzaoui","raw_affiliation_strings":["De Montfort University,School of Engineering and Sustainable Development,Leicester,UK","School of Engineering and Sustainable Development, De Montfort University, Leicester, UK"],"affiliations":[{"raw_affiliation_string":"De Montfort University,School of Engineering and Sustainable Development,Leicester,UK","institution_ids":["https://openalex.org/I66943878"]},{"raw_affiliation_string":"School of Engineering and Sustainable Development, De Montfort University, Leicester, UK","institution_ids":["https://openalex.org/I66943878"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050309466","display_name":"Wei Gao","orcid":"https://orcid.org/0000-0001-7429-5495"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wei Gao","raw_affiliation_strings":["Peking University,School of Electronic and Computer Engineering,Shenzhen,China","School of Electronic and Computer Engineering, Peking University, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Peking University,School of Electronic and Computer Engineering,Shenzhen,China","institution_ids":["https://openalex.org/I20231570"]},{"raw_affiliation_string":"School of Electronic and Computer Engineering, Peking University, Shenzhen, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100702796","display_name":"Shuai Li","orcid":"https://orcid.org/0000-0002-9938-0917"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuai Li","raw_affiliation_strings":["Shandong University,School of Control Science and Engineering,Jinan,China","School of Control Science and Engineering, Shandong University, Jinan, China"],"affiliations":[{"raw_affiliation_string":"Shandong University,School of Control Science and Engineering,Jinan,China","institution_ids":["https://openalex.org/I154099455"]},{"raw_affiliation_string":"School of Control Science and Engineering, Shandong University, Jinan, China","institution_ids":["https://openalex.org/I154099455"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5100458860"],"corresponding_institution_ids":["https://openalex.org/I154099455"],"apc_list":null,"apc_paid":null,"fwci":0.8357,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.81284599,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"2270","last_page":"2274"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T14339","display_name":"Image Processing and 3D Reconstruction","score":0.9987999796867371,"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/T14339","display_name":"Image Processing and 3D Reconstruction","score":0.9987999796867371,"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/T10719","display_name":"3D Shape Modeling and Analysis","score":0.9983000159263611,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T10481","display_name":"Computer Graphics and Visualization Techniques","score":0.9940000176429749,"subfield":{"id":"https://openalex.org/subfields/1704","display_name":"Computer Graphics and Computer-Aided Design"},"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":0.8651740550994873},{"id":"https://openalex.org/keywords/point-cloud","display_name":"Point cloud","score":0.8029882907867432},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6945657730102539},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.6390682458877563},{"id":"https://openalex.org/keywords/generator","display_name":"Generator (circuit theory)","score":0.6348179578781128},{"id":"https://openalex.org/keywords/discriminator","display_name":"Discriminator","score":0.5324785709381104},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.49279168248176575},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.4821862280368805},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.41923460364341736},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.3561614751815796},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.17198583483695984},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.15250617265701294},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.12079843878746033},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.06800782680511475}],"concepts":[{"id":"https://openalex.org/C110384440","wikidata":"https://www.wikidata.org/wiki/Q1143270","display_name":"Upsampling","level":3,"score":0.8651740550994873},{"id":"https://openalex.org/C131979681","wikidata":"https://www.wikidata.org/wiki/Q1899648","display_name":"Point cloud","level":2,"score":0.8029882907867432},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6945657730102539},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.6390682458877563},{"id":"https://openalex.org/C2780992000","wikidata":"https://www.wikidata.org/wiki/Q17016113","display_name":"Generator (circuit theory)","level":3,"score":0.6348179578781128},{"id":"https://openalex.org/C2779803651","wikidata":"https://www.wikidata.org/wiki/Q5282088","display_name":"Discriminator","level":3,"score":0.5324785709381104},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.49279168248176575},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.4821862280368805},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.41923460364341736},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.3561614751815796},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.17198583483695984},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.15250617265701294},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.12079843878746033},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.06800782680511475},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"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/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"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/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","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":2,"locations":[{"id":"doi:10.1109/icassp43922.2022.9746373","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp43922.2022.9746373","pdf_url":null,"source":{"id":"https://openalex.org/S4363607702","display_name":"ICASSP 2022 - 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2022 - 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},{"id":"pmh:oai:dora.dmu.ac.uk:2086/21728","is_oa":true,"landing_page_url":"https://hdl.handle.net/2086/21728","pdf_url":null,"source":{"id":"https://openalex.org/S4306400394","display_name":"DMU Open Research Archive (De Montfort University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I66943878","host_organization_name":"De Montfort University","host_organization_lineage":["https://openalex.org/I66943878"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference"}],"best_oa_location":{"id":"pmh:oai:dora.dmu.ac.uk:2086/21728","is_oa":true,"landing_page_url":"https://hdl.handle.net/2086/21728","pdf_url":null,"source":{"id":"https://openalex.org/S4306400394","display_name":"DMU Open Research Archive (De Montfort University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I66943878","host_organization_name":"De Montfort University","host_organization_lineage":["https://openalex.org/I66943878"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference"},"sustainable_development_goals":[{"display_name":"Reduced inequalities","score":0.6399999856948853,"id":"https://metadata.un.org/sdg/10"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W1920022804","https://openalex.org/W1987985833","https://openalex.org/W2081194966","https://openalex.org/W2103420503","https://openalex.org/W2134815569","https://openalex.org/W2137531922","https://openalex.org/W2169611956","https://openalex.org/W2194775991","https://openalex.org/W2555618208","https://openalex.org/W2563408008","https://openalex.org/W2593414223","https://openalex.org/W2796426482","https://openalex.org/W2804078698","https://openalex.org/W2884154111","https://openalex.org/W2903473197","https://openalex.org/W2963390820","https://openalex.org/W2963680153","https://openalex.org/W2970633157","https://openalex.org/W2997337685","https://openalex.org/W3015436753","https://openalex.org/W3106699132","https://openalex.org/W4301206121","https://openalex.org/W4385245566","https://openalex.org/W6640300118","https://openalex.org/W6675606146","https://openalex.org/W6687483927","https://openalex.org/W6729973049","https://openalex.org/W6739901393","https://openalex.org/W6747510922","https://openalex.org/W6749757727","https://openalex.org/W6752378368","https://openalex.org/W6754040761","https://openalex.org/W6765779288","https://openalex.org/W6766622767"],"related_works":["https://openalex.org/W3214732802","https://openalex.org/W3209202081","https://openalex.org/W4226324275","https://openalex.org/W3110074278","https://openalex.org/W2953246223","https://openalex.org/W4293320219","https://openalex.org/W4283584549","https://openalex.org/W2618858825","https://openalex.org/W2554314924","https://openalex.org/W2998859928"],"abstract_inverted_index":{"We":[0],"present":[1],"PU-Refiner,":[2],"a":[3,17,27,33,43,55],"generative":[4],"adversarial":[5],"network":[6,15,69],"for":[7],"point":[8,35,52,63,74,104],"cloud":[9,36,53,105],"upsampling.":[10],"The":[11,65],"generator":[12,72],"of":[13,67,85],"our":[14,68],"includes":[16],"coarse":[18,24,34,39,61],"feature":[19],"expansion":[20],"module":[21,30,47],"to":[22,31,48,77,88,101],"create":[23],"upsampled":[25,40,62],"features,":[26,41],"geometry":[28,45],"generation":[29],"regress":[32],"from":[37],"the":[38,50,60,71,78],"and":[42],"progressive":[44],"refinement":[46],"restore":[49],"dense":[51],"in":[54],"coarse-to-fine":[56],"fashion":[57],"based":[58],"on":[59],"cloud.":[64],"discriminator":[66],"helps":[70],"produce":[73],"clouds":[75],"closer":[76],"target":[79],"distribution.":[80],"It":[81],"makes":[82],"full":[83],"use":[84],"multi-level":[86],"features":[87],"improve":[89],"its":[90],"classification":[91],"performance.":[92],"Extensive":[93],"experimental":[94],"results":[95],"show":[96],"that":[97],"PU-Refiner":[98],"is":[99],"superior":[100],"five":[102],"state-of-the-art":[103],"upsampling":[106],"methods.":[107],"Code:":[108],"https://github.com/liuhaoyun/PU-Refiner.":[109]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
