{"id":"https://openalex.org/W4223985060","doi":"https://doi.org/10.3390/info13040198","title":"Local Transformer Network on 3D Point Cloud Semantic Segmentation","display_name":"Local Transformer Network on 3D Point Cloud Semantic Segmentation","publication_year":2022,"publication_date":"2022-04-14","ids":{"openalex":"https://openalex.org/W4223985060","doi":"https://doi.org/10.3390/info13040198"},"language":"en","primary_location":{"id":"doi:10.3390/info13040198","is_oa":true,"landing_page_url":"https://doi.org/10.3390/info13040198","pdf_url":"https://www.mdpi.com/2078-2489/13/4/198/pdf?version=1649999165","source":{"id":"https://openalex.org/S4210219776","display_name":"Information","issn_l":"2078-2489","issn":["2078-2489"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Information","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2078-2489/13/4/198/pdf?version=1649999165","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101615359","display_name":"Zijun Wang","orcid":"https://orcid.org/0000-0001-7657-9141"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210119392","display_name":"Institute of Microelectronics","ror":"https://ror.org/02s6gs133","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210119392"]},{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zijun Wang","raw_affiliation_strings":["Institute of Microelectronics, Chinese Academy of Sciences, Beijing 100029, China","University of Chinese Academy of Sciences, Beijing 100049, China"],"affiliations":[{"raw_affiliation_string":"Institute of Microelectronics, Chinese Academy of Sciences, Beijing 100029, China","institution_ids":["https://openalex.org/I4210119392","https://openalex.org/I19820366"]},{"raw_affiliation_string":"University of Chinese Academy of Sciences, Beijing 100049, China","institution_ids":["https://openalex.org/I4210165038"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100377618","display_name":"Yun Wang","orcid":"https://orcid.org/0000-0002-3296-3421"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210119392","display_name":"Institute of Microelectronics","ror":"https://ror.org/02s6gs133","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210119392"]},{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yun Wang","raw_affiliation_strings":["Institute of Microelectronics, Chinese Academy of Sciences, Beijing 100029, China","University of Chinese Academy of Sciences, Beijing 100049, China"],"affiliations":[{"raw_affiliation_string":"Institute of Microelectronics, Chinese Academy of Sciences, Beijing 100029, China","institution_ids":["https://openalex.org/I4210119392","https://openalex.org/I19820366"]},{"raw_affiliation_string":"University of Chinese Academy of Sciences, Beijing 100049, China","institution_ids":["https://openalex.org/I4210165038"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101539592","display_name":"Lifeng An","orcid":null},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210119392","display_name":"Institute of Microelectronics","ror":"https://ror.org/02s6gs133","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210119392"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lifeng An","raw_affiliation_strings":["Institute of Microelectronics, Chinese Academy of Sciences, Beijing 100029, China"],"affiliations":[{"raw_affiliation_string":"Institute of Microelectronics, Chinese Academy of Sciences, Beijing 100029, China","institution_ids":["https://openalex.org/I4210119392","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100414623","display_name":"Jian Liu","orcid":"https://orcid.org/0000-0001-7484-401X"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210119392","display_name":"Institute of Microelectronics","ror":"https://ror.org/02s6gs133","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210119392"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jian Liu","raw_affiliation_strings":["Institute of Microelectronics, Chinese Academy of Sciences, Beijing 100029, China"],"affiliations":[{"raw_affiliation_string":"Institute of Microelectronics, Chinese Academy of Sciences, Beijing 100029, China","institution_ids":["https://openalex.org/I4210119392","https://openalex.org/I19820366"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100422467","display_name":"Haiyang Liu","orcid":"https://orcid.org/0000-0001-6567-8603"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210119392","display_name":"Institute of Microelectronics","ror":"https://ror.org/02s6gs133","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210119392"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haiyang Liu","raw_affiliation_strings":["Institute of Microelectronics, Chinese Academy of Sciences, Beijing 100029, China"],"affiliations":[{"raw_affiliation_string":"Institute of Microelectronics, Chinese Academy of Sciences, Beijing 100029, China","institution_ids":["https://openalex.org/I4210119392","https://openalex.org/I19820366"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5100377618"],"corresponding_institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210119392","https://openalex.org/I4210165038"],"apc_list":{"value":1400,"currency":"CHF","value_usd":1515},"apc_paid":{"value":1400,"currency":"CHF","value_usd":1515},"fwci":1.6611,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.79996964,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"13","issue":"4","first_page":"198","last_page":"198"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10719","display_name":"3D Shape Modeling and Analysis","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9987000226974487,"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":0.9972000122070312,"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/point-cloud","display_name":"Point cloud","score":0.8399543762207031},{"id":"https://openalex.org/keywords/segmentation","display_name":"Segmentation","score":0.7997168302536011},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7149346470832825},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.569770336151123},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4773443043231964},{"id":"https://openalex.org/keywords/encoder","display_name":"Encoder","score":0.46887898445129395},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.4198288917541504},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.33565807342529297},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3300984501838684}],"concepts":[{"id":"https://openalex.org/C131979681","wikidata":"https://www.wikidata.org/wiki/Q1899648","display_name":"Point cloud","level":2,"score":0.8399543762207031},{"id":"https://openalex.org/C89600930","wikidata":"https://www.wikidata.org/wiki/Q1423946","display_name":"Segmentation","level":2,"score":0.7997168302536011},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7149346470832825},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.569770336151123},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4773443043231964},{"id":"https://openalex.org/C118505674","wikidata":"https://www.wikidata.org/wiki/Q42586063","display_name":"Encoder","level":2,"score":0.46887898445129395},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.4198288917541504},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.33565807342529297},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3300984501838684},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/info13040198","is_oa":true,"landing_page_url":"https://doi.org/10.3390/info13040198","pdf_url":"https://www.mdpi.com/2078-2489/13/4/198/pdf?version=1649999165","source":{"id":"https://openalex.org/S4210219776","display_name":"Information","issn_l":"2078-2489","issn":["2078-2489"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Information","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:3ae55b84b5494158a9ce6cc15e02ee60","is_oa":true,"landing_page_url":"https://doaj.org/article/3ae55b84b5494158a9ce6cc15e02ee60","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Information, Vol 13, Iss 4, p 198 (2022)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2078-2489/13/4/198/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/info13040198","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Information; Volume 13; Issue 4; Pages: 198","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/info13040198","is_oa":true,"landing_page_url":"https://doi.org/10.3390/info13040198","pdf_url":"https://www.mdpi.com/2078-2489/13/4/198/pdf?version=1649999165","source":{"id":"https://openalex.org/S4210219776","display_name":"Information","issn_l":"2078-2489","issn":["2078-2489"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Information","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11","score":0.7699999809265137}],"awards":[{"id":"https://openalex.org/G7906668713","display_name":null,"funder_award_id":"61871376","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4223985060.pdf","grobid_xml":"https://content.openalex.org/works/W4223985060.grobid-xml"},"referenced_works_count":33,"referenced_works":["https://openalex.org/W2157331557","https://openalex.org/W2211722331","https://openalex.org/W2624503621","https://openalex.org/W2797997528","https://openalex.org/W2938428612","https://openalex.org/W2948107928","https://openalex.org/W2950642167","https://openalex.org/W2960986959","https://openalex.org/W2962912109","https://openalex.org/W2963182550","https://openalex.org/W2963231572","https://openalex.org/W2963281829","https://openalex.org/W2963706542","https://openalex.org/W2968557240","https://openalex.org/W2968798208","https://openalex.org/W2979750740","https://openalex.org/W2981199548","https://openalex.org/W2991216808","https://openalex.org/W2997951504","https://openalex.org/W3003437478","https://openalex.org/W3012494314","https://openalex.org/W3035275207","https://openalex.org/W3041660378","https://openalex.org/W3047375952","https://openalex.org/W3080305638","https://openalex.org/W3093434340","https://openalex.org/W3094985590","https://openalex.org/W3167855660","https://openalex.org/W3168037706","https://openalex.org/W3168181468","https://openalex.org/W3171215128","https://openalex.org/W4214755140","https://openalex.org/W6747904511"],"related_works":["https://openalex.org/W4389574804","https://openalex.org/W4390516098","https://openalex.org/W3016928466","https://openalex.org/W2936725271","https://openalex.org/W2181948922","https://openalex.org/W3150655618","https://openalex.org/W3108295644","https://openalex.org/W1578717197","https://openalex.org/W4399442168","https://openalex.org/W2114282491"],"abstract_inverted_index":{"Semantic":[0],"segmentation":[1,167],"is":[2,25,83,121],"an":[3],"important":[4],"component":[5],"in":[6,29],"understanding":[7],"the":[8,31,49,55,100,108,116,133,144,150,156,158,166,170,185,188],"3D":[9,34],"point":[10,35,77,87,130],"cloud":[11,36],"scene.":[12],"Whether":[13],"we":[14,42,62],"can":[15,63,73,139],"effectively":[16],"obtain":[17,124],"local":[18,50,65],"and":[19,82,103,138,165,176,180],"global":[20,69],"contextual":[21],"information":[22],"from":[23,79],"points":[24,109],"of":[26,33,59,96,119,135,187],"great":[27],"significance":[28],"improving":[30],"performance":[32],"semantic":[37],"segmentation.":[38],"In":[39],"this":[40,60],"paper,":[41],"propose":[43],"a":[44],"self-attention":[45],"feature":[46,78,101],"extraction":[47],"module:":[48],"transformer":[51],"structure.":[52],"By":[53],"stacking":[54],"encoder":[56],"layer":[57],"composed":[58],"structure,":[61],"extract":[64],"features":[66],"while":[67],"preserving":[68],"connectivity.":[70],"The":[71],"structure":[72,105],"automatically":[74],"learn":[75],"each":[76,95,129],"its":[80],"neighborhoods":[81],"invariant":[84],"to":[85,110,123],"different":[86],"orders.":[88],"We":[89],"designed":[90],"two":[91],"unique":[92],"key":[93],"matrices,":[94],"which":[97,183],"focuses":[98],"on":[99,155,169],"similarities":[102],"geometric":[104],"relationships":[106],"between":[107,146],"generate":[111],"attention":[112],"weight":[113],"matrices.":[114],"Additionally,":[115],"cross-skip":[117],"selection":[118],"neighbors":[120],"used":[122],"larger":[125],"receptive":[126],"fields":[127],"for":[128],"without":[131],"increasing":[132],"number":[134],"calculations":[136],"required,":[137],"therefore":[140],"better":[141],"deal":[142],"with":[143],"junction":[145],"multiple":[147],"objects.":[148],"When":[149],"new":[151],"network":[152],"was":[153,163],"verified":[154],"S3DIS,":[157],"mean":[159],"intersection":[160],"over":[161],"union":[162],"69.1%,":[164],"accuracies":[168],"complex":[171],"outdoor":[172],"scene":[173],"datasets":[174],"Semantic3D":[175],"SemanticKITTI":[177],"were":[178],"94.3%":[179],"87.8%,":[181],"respectively,":[182],"demonstrate":[184],"effectiveness":[186],"proposed":[189],"methods.":[190]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":2}],"updated_date":"2026-04-06T07:47:59.780226","created_date":"2022-04-19T00:00:00"}