{"id":"https://openalex.org/W4388936615","doi":"https://doi.org/10.1109/tcsvt.2023.3336323","title":"Dense Supervision Propagation for Weakly Supervised Semantic Segmentation on 3D Point Clouds","display_name":"Dense Supervision Propagation for Weakly Supervised Semantic Segmentation on 3D Point Clouds","publication_year":2023,"publication_date":"2023-11-23","ids":{"openalex":"https://openalex.org/W4388936615","doi":"https://doi.org/10.1109/tcsvt.2023.3336323"},"language":"en","primary_location":{"id":"doi:10.1109/tcsvt.2023.3336323","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsvt.2023.3336323","pdf_url":null,"source":{"id":"https://openalex.org/S115173108","display_name":"IEEE Transactions on Circuits and Systems for Video Technology","issn_l":"1051-8215","issn":["1051-8215","1558-2205"],"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 Circuits and Systems for Video Technology","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/A5101803404","display_name":"Jiacheng Wei","orcid":"https://orcid.org/0000-0003-3153-7137"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":true,"raw_author_name":"Jiacheng Wei","raw_affiliation_strings":["School of Electrical and Electronic Engineering, Nanyang Technological University, Jurong West, Singapore"],"raw_orcid":"https://orcid.org/0000-0003-3153-7137","affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, Jurong West, Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029912845","display_name":"Guosheng Lin","orcid":"https://orcid.org/0000-0002-0329-7458"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Guosheng Lin","raw_affiliation_strings":["School of Computer Science and Engineering, Nanyang Technological University, Jurong West, Singapore"],"raw_orcid":"https://orcid.org/0000-0002-0329-7458","affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Nanyang Technological University, Jurong West, Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022468480","display_name":"Kim\u2013Hui Yap","orcid":"https://orcid.org/0000-0003-1933-4986"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Kim-Hui Yap","raw_affiliation_strings":["School of Electrical and Electronic Engineering, Nanyang Technological University, Jurong West, Singapore"],"raw_orcid":"https://orcid.org/0000-0003-1933-4986","affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, Jurong West, Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042271198","display_name":"Fayao Liu","orcid":"https://orcid.org/0000-0001-6649-7660"},"institutions":[{"id":"https://openalex.org/I115228651","display_name":"Agency for Science, Technology and Research","ror":"https://ror.org/036wvzt09","country_code":"SG","type":"government","lineage":["https://openalex.org/I115228651"]},{"id":"https://openalex.org/I3005327000","display_name":"Institute for Infocomm Research","ror":"https://ror.org/053rfa017","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I3005327000","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Fayao Liu","raw_affiliation_strings":["Institute for Infocomm Research, Agency for Science, Technology and Research (A&#x002A;STAR), Fusionopolis, Singapore"],"raw_orcid":"https://orcid.org/0000-0001-6649-7660","affiliations":[{"raw_affiliation_string":"Institute for Infocomm Research, Agency for Science, Technology and Research (A&#x002A;STAR), Fusionopolis, Singapore","institution_ids":["https://openalex.org/I3005327000","https://openalex.org/I115228651"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108726239","display_name":"Tzu-Yi Hung","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tzu-Yi Hung","raw_affiliation_strings":["Delta Research Center, Delta Electronics, Kallang Jct, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Delta Research Center, Delta Electronics, Kallang Jct, Singapore","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5101803404"],"corresponding_institution_ids":["https://openalex.org/I172675005"],"apc_list":null,"apc_paid":null,"fwci":2.6917,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.90220354,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"34","issue":"6","first_page":"4367","last_page":"4377"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10719","display_name":"3D Shape Modeling and Analysis","score":0.9997000098228455,"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"}},"topics":[{"id":"https://openalex.org/T10719","display_name":"3D Shape Modeling and Analysis","score":0.9997000098228455,"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/T11164","display_name":"Remote Sensing and LiDAR Applications","score":0.9980999827384949,"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/T11211","display_name":"3D Surveying and Cultural Heritage","score":0.9973000288009644,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6758487820625305},{"id":"https://openalex.org/keywords/segmentation","display_name":"Segmentation","score":0.6555920839309692},{"id":"https://openalex.org/keywords/point-cloud","display_name":"Point cloud","score":0.6172260642051697},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5446114540100098},{"id":"https://openalex.org/keywords/image-segmentation","display_name":"Image segmentation","score":0.5124707818031311},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.4615902900695801},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3913900554180145},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.16009992361068726}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6758487820625305},{"id":"https://openalex.org/C89600930","wikidata":"https://www.wikidata.org/wiki/Q1423946","display_name":"Segmentation","level":2,"score":0.6555920839309692},{"id":"https://openalex.org/C131979681","wikidata":"https://www.wikidata.org/wiki/Q1899648","display_name":"Point cloud","level":2,"score":0.6172260642051697},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5446114540100098},{"id":"https://openalex.org/C124504099","wikidata":"https://www.wikidata.org/wiki/Q56933","display_name":"Image segmentation","level":3,"score":0.5124707818031311},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.4615902900695801},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3913900554180145},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16009992361068726},{"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":[{"id":"doi:10.1109/tcsvt.2023.3336323","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsvt.2023.3336323","pdf_url":null,"source":{"id":"https://openalex.org/S115173108","display_name":"IEEE Transactions on Circuits and Systems for Video Technology","issn_l":"1051-8215","issn":["1051-8215","1558-2205"],"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 Circuits and Systems for Video Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":56,"referenced_works":["https://openalex.org/W611457968","https://openalex.org/W2194775991","https://openalex.org/W2295107390","https://openalex.org/W2306289963","https://openalex.org/W2337429362","https://openalex.org/W2460657278","https://openalex.org/W2560609797","https://openalex.org/W2594519801","https://openalex.org/W2795014656","https://openalex.org/W2798376494","https://openalex.org/W2798683932","https://openalex.org/W2799124825","https://openalex.org/W2951970475","https://openalex.org/W2953070460","https://openalex.org/W2962758679","https://openalex.org/W2963091558","https://openalex.org/W2963125977","https://openalex.org/W2963182550","https://openalex.org/W2963231572","https://openalex.org/W2966037847","https://openalex.org/W2979750740","https://openalex.org/W2990613095","https://openalex.org/W2997169099","https://openalex.org/W2997851315","https://openalex.org/W3005680577","https://openalex.org/W3019794721","https://openalex.org/W3034324855","https://openalex.org/W3034550906","https://openalex.org/W3034930876","https://openalex.org/W3034949383","https://openalex.org/W3035426492","https://openalex.org/W3035739565","https://openalex.org/W3093151588","https://openalex.org/W3100859887","https://openalex.org/W3107518100","https://openalex.org/W3107653507","https://openalex.org/W3110503160","https://openalex.org/W3166573884","https://openalex.org/W3169120894","https://openalex.org/W3177450673","https://openalex.org/W3203495808","https://openalex.org/W3212940248","https://openalex.org/W4312259052","https://openalex.org/W4312478773","https://openalex.org/W4312828305","https://openalex.org/W4313056955","https://openalex.org/W4315783894","https://openalex.org/W4318829201","https://openalex.org/W4378697003","https://openalex.org/W6687483927","https://openalex.org/W6733814495","https://openalex.org/W6739778489","https://openalex.org/W6764051988","https://openalex.org/W6774314701","https://openalex.org/W6776539250","https://openalex.org/W6779977557"],"related_works":["https://openalex.org/W4389574804","https://openalex.org/W3016928466","https://openalex.org/W2936725271","https://openalex.org/W3150655618","https://openalex.org/W3108295644","https://openalex.org/W1578717197","https://openalex.org/W2626737336","https://openalex.org/W4399442168","https://openalex.org/W2114282491","https://openalex.org/W1522196789"],"abstract_inverted_index":{"Semantic":[0],"segmentation":[1,34,80],"on":[2,17,155,168],"3D":[3,11,18],"point":[4,32,78,161],"clouds":[5],"is":[6,20],"an":[7,146],"important":[8],"task":[9],"for":[10],"scene":[12],"understanding.":[13],"While":[14],"dense":[15],"labeling":[16,39],"data":[19],"expensive":[21],"and":[22,45,60,117,134,145,159,172,181],"time-consuming,":[23],"only":[24,83,179],"a":[25,76,84,125],"few":[26],"works":[27],"address":[28],"weakly":[29,57,175],"supervised":[30,58,63,176,192],"semantic":[31,77],"cloud":[33,79,162],"methods":[35,59],"to":[36,74,113,130,151],"relieve":[37],"the":[38,98,106,110,119,137,190],"cost":[40],"by":[41],"learning":[42],"from":[43,109],"simpler":[44],"cheaper":[46],"labels.":[47],"Meanwhile,":[48],"there":[49],"are":[50],"still":[51],"huge":[52],"performance":[53],"gaps":[54],"between":[55],"existing":[56],"state-of-the-art":[61],"fully":[62,191],"methods.":[64],"In":[65],"this":[66],"paper,":[67],"we":[68,94,103,123],"propose":[69,124],"Dense":[70],"Supervision":[71],"Propagation":[72],"(DSP)":[73],"train":[75],"network":[81],"with":[82,142,178,189],"small":[85],"portion":[86],"of":[87,183],"points":[88,112,115,157],"being":[89],"labeled.":[90],"We":[91,164],"argue":[92],"that":[93],"can":[95,185],"better":[96],"utilize":[97],"limited":[99],"supervision":[100,107,153],"information":[101],"as":[102],"densely":[104],"propagate":[105,152],"signal":[108],"labeled":[111],"other":[114],"within":[116,160],"across":[118,139,158],"input":[120],"samples.":[121,163],"Specifically,":[122],"cross-sample":[126],"feature":[127,148],"reallocating":[128],"module":[129,150],"transfer":[131],"similar":[132],"features":[133],"therefore":[135],"re-route":[136],"gradients":[138],"two":[140],"samples":[141],"common":[143],"classes":[144],"intra-sample":[147],"redistribution":[149],"signals":[154],"unlabeled":[156],"conduct":[165],"extensive":[166],"experiments":[167],"public":[169],"datasets":[170],"S3DIS":[171],"ScanNet.":[173],"Our":[174],"method":[177],"10%":[180],"1%":[182],"labels":[184],"produce":[186],"competitive":[187],"results":[188],"counterpart.":[193]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":7},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2023-11-24T00:00:00"}
