{"id":"https://openalex.org/W4387969201","doi":"https://doi.org/10.1145/3581783.3612226","title":"Transformer-based Point Cloud Generation Network","display_name":"Transformer-based Point Cloud Generation Network","publication_year":2023,"publication_date":"2023-10-26","ids":{"openalex":"https://openalex.org/W4387969201","doi":"https://doi.org/10.1145/3581783.3612226"},"language":"en","primary_location":{"id":"doi:10.1145/3581783.3612226","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3581783.3612226","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 31st ACM International Conference on Multimedia","raw_type":"proceedings-article"},"type":"conference-paper","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/A5065315332","display_name":"Rui Xu","orcid":"https://orcid.org/0009-0002-1364-6305"},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rui Xu","raw_affiliation_strings":["Nanjing University of Science and Techonology, Nanjing, China"],"raw_orcid":"https://orcid.org/0009-0002-1364-6305","affiliations":[{"raw_affiliation_string":"Nanjing University of Science and Techonology, Nanjing, China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030769176","display_name":"Le Hui","orcid":"https://orcid.org/0000-0003-0851-6805"},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Le Hui","raw_affiliation_strings":["Nanjing University of Science and Techonology, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0003-0851-6805","affiliations":[{"raw_affiliation_string":"Nanjing University of Science and Techonology, Nanjing, China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081133385","display_name":"Yuehui Han","orcid":"https://orcid.org/0000-0002-6099-1673"},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuehui Han","raw_affiliation_strings":["Nanjing University of Science and Techonology, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-6099-1673","affiliations":[{"raw_affiliation_string":"Nanjing University of Science and Techonology, Nanjing, China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064363522","display_name":"Jianjun Qian","orcid":"https://orcid.org/0000-0002-0968-8556"},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianjun Qian","raw_affiliation_strings":["Nanjing University of Science and Techonology, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0002-0968-8556","affiliations":[{"raw_affiliation_string":"Nanjing University of Science and Techonology, Nanjing, China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5089409762","display_name":"Jin Xie","orcid":"https://orcid.org/0000-0001-6978-8834"},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jin Xie","raw_affiliation_strings":["Nanjing University of Science and Techonology, Nanjing, China"],"raw_orcid":"https://orcid.org/0000-0001-6978-8834","affiliations":[{"raw_affiliation_string":"Nanjing University of Science and Techonology, Nanjing, China","institution_ids":["https://openalex.org/I36399199"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I36399199"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"4169","last_page":"4177"},"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/T10481","display_name":"Computer Graphics and Visualization Techniques","score":0.9959999918937683,"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"}},{"id":"https://openalex.org/T11211","display_name":"3D Surveying and Cultural Heritage","score":0.992900013923645,"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":0.8851890563964844},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7132787108421326},{"id":"https://openalex.org/keywords/transformer","display_name":"Transformer","score":0.6155359148979187},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.45414116978645325},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.43905436992645264},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3973063826560974},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3350888192653656},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3213759660720825},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09172046184539795},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.07757905125617981}],"concepts":[{"id":"https://openalex.org/C131979681","wikidata":"https://www.wikidata.org/wiki/Q1899648","display_name":"Point cloud","level":2,"score":0.8851890563964844},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7132787108421326},{"id":"https://openalex.org/C66322947","wikidata":"https://www.wikidata.org/wiki/Q11658","display_name":"Transformer","level":3,"score":0.6155359148979187},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.45414116978645325},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.43905436992645264},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3973063826560974},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3350888192653656},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3213759660720825},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09172046184539795},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.07757905125617981},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.0},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3581783.3612226","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3581783.3612226","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 31st ACM International Conference on Multimedia","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure","score":0.41999998688697815}],"awards":[{"id":"https://openalex.org/G8368644450","display_name":null,"funder_award_id":"62176124","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":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":33,"referenced_works":["https://openalex.org/W2698857938","https://openalex.org/W2895472109","https://openalex.org/W2912607492","https://openalex.org/W2960986959","https://openalex.org/W2962928871","https://openalex.org/W2963264709","https://openalex.org/W2965376383","https://openalex.org/W2976637077","https://openalex.org/W2979750740","https://openalex.org/W2981199548","https://openalex.org/W2982210492","https://openalex.org/W2985088149","https://openalex.org/W2985683375","https://openalex.org/W2986382673","https://openalex.org/W2986615800","https://openalex.org/W3035275207","https://openalex.org/W3035641096","https://openalex.org/W3096609285","https://openalex.org/W3108645709","https://openalex.org/W3108944788","https://openalex.org/W3111535274","https://openalex.org/W3111598592","https://openalex.org/W3116959466","https://openalex.org/W3153465022","https://openalex.org/W3171030514","https://openalex.org/W3180196270","https://openalex.org/W4214755140","https://openalex.org/W4214893857","https://openalex.org/W4312239271","https://openalex.org/W4312259052","https://openalex.org/W4312317653","https://openalex.org/W4313333644","https://openalex.org/W4316660744"],"related_works":["https://openalex.org/W4244478748","https://openalex.org/W4223488648","https://openalex.org/W2134969820","https://openalex.org/W2251605416","https://openalex.org/W2560439919","https://openalex.org/W4389340727","https://openalex.org/W3150465815","https://openalex.org/W1997222214","https://openalex.org/W2802581102","https://openalex.org/W4205786897"],"abstract_inverted_index":{"Point":[0],"cloud":[1,47,96,109],"generation":[2,48],"is":[3],"an":[4],"important":[5],"research":[6],"topic":[7],"in":[8,79,125,131],"3D":[9,45],"computer":[10],"vision,":[11],"which":[12],"can":[13],"provide":[14],"high-quality":[15],"datasets":[16],"for":[17],"various":[18],"downstream":[19],"tasks.":[20],"However,":[21],"efficiently":[22],"capturing":[23],"the":[24,80,94,99,122,141,146,157],"geometry":[25],"of":[26,159],"point":[27,46,53,77,90,95,108,148],"clouds":[28,78],"remains":[29],"a":[30,42,59,106,116,137],"challenging":[31],"problem":[32],"due":[33],"to":[34,50,70,92,104,120,144],"their":[35],"irregularities.":[36],"In":[37],"this":[38],"paper,":[39],"we":[40,56,87,135],"propose":[41],"novel":[43],"transformer-based":[44,60,117],"network":[49],"generate":[51,105,145],"realistic":[52],"clouds.":[54],"Specifically,":[55],"first":[57],"develop":[58],"interpolation":[61],"module":[62,119],"that":[63],"utilizes":[64],"k-nearest":[65],"neighbors":[66],"at":[67],"different":[68],"scales":[69],"learn":[71],"global":[72],"and":[73,154],"local":[74],"information":[75,130],"about":[76],"feature":[81,126],"space.":[82,133],"Based":[83],"on":[84,140,152],"geometric":[85,129],"information,":[86],"interpolate":[88],"new":[89],"features":[91,101,124,143],"upsample":[93],"features.":[97],"Then,":[98],"upsampled":[100,123,142],"are":[102],"used":[103],"coarse":[107],"with":[110,128],"spatial":[111],"coordinate":[112,132],"information.":[113],"We":[114],"construct":[115],"refinement":[118],"enhance":[121],"space":[127],"Finally,":[134],"use":[136],"multi-layer":[138],"perceptron":[139],"final":[147],"cloud.":[149],"Extensive":[150],"experiments":[151],"ShapeNet":[153],"ModelNet":[155],"demonstrate":[156],"effectiveness":[158],"our":[160],"proposed":[161],"method.":[162]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}