{"id":"https://openalex.org/W4407449629","doi":"https://doi.org/10.1109/tcsvt.2025.3541445","title":"The Worse the Better: Content-Aware Viewpoint Generation Network for Projection-Related Point Cloud Quality Assessment","display_name":"The Worse the Better: Content-Aware Viewpoint Generation Network for Projection-Related Point Cloud Quality Assessment","publication_year":2025,"publication_date":"2025-02-13","ids":{"openalex":"https://openalex.org/W4407449629","doi":"https://doi.org/10.1109/tcsvt.2025.3541445"},"language":"en","primary_location":{"id":"doi:10.1109/tcsvt.2025.3541445","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsvt.2025.3541445","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":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2502.11710","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5086331195","display_name":"Zhiyong Su","orcid":"https://orcid.org/0000-0001-9483-5268"},"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":true,"raw_author_name":"Zhiyong Su","raw_affiliation_strings":["School of Automation, Nanjing University of Science and Technology, Nanjing, Jiangsu, China","School of Automation, Nanjing University of Science and Technology, Nanjing, Jiangsu Province, P.R. China"],"raw_orcid":"https://orcid.org/0000-0001-9483-5268","affiliations":[{"raw_affiliation_string":"School of Automation, Nanjing University of Science and Technology, Nanjing, Jiangsu, China","institution_ids":["https://openalex.org/I36399199"]},{"raw_affiliation_string":"School of Automation, Nanjing University of Science and Technology, Nanjing, Jiangsu Province, P.R. China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108502815","display_name":"Bailian Xie","orcid":"https://orcid.org/0009-0008-3101-9392"},"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":"Bingxu Xie","raw_affiliation_strings":["School of Automation, Nanjing University of Science and Technology, Nanjing, Jiangsu, China","School of Automation, Nanjing University of Science and Technology, Nanjing, Jiangsu Province, P.R. China"],"raw_orcid":"https://orcid.org/0009-0008-3101-9392","affiliations":[{"raw_affiliation_string":"School of Automation, Nanjing University of Science and Technology, Nanjing, Jiangsu, China","institution_ids":["https://openalex.org/I36399199"]},{"raw_affiliation_string":"School of Automation, Nanjing University of Science and Technology, Nanjing, Jiangsu Province, P.R. China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100600006","display_name":"Li Zheng","orcid":"https://orcid.org/0000-0002-6100-2443"},"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":"Zheng Li","raw_affiliation_strings":["School of Automation, Nanjing University of Science and Technology, Nanjing, Jiangsu, China","School of Automation, Nanjing University of Science and Technology, Nanjing, Jiangsu Province, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Automation, Nanjing University of Science and Technology, Nanjing, Jiangsu, China","institution_ids":["https://openalex.org/I36399199"]},{"raw_affiliation_string":"School of Automation, Nanjing University of Science and Technology, Nanjing, Jiangsu Province, P.R. China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Jincan Wu","orcid":"https://orcid.org/0009-0003-5346-1863"},"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":"Jincan Wu","raw_affiliation_strings":["School of Automation, Nanjing University of Science and Technology, Nanjing, Jiangsu, China","School of Automation, Nanjing University of Science and Technology, Nanjing, Jiangsu Province, P.R. China"],"raw_orcid":"https://orcid.org/0009-0003-5346-1863","affiliations":[{"raw_affiliation_string":"School of Automation, Nanjing University of Science and Technology, Nanjing, Jiangsu, China","institution_ids":["https://openalex.org/I36399199"]},{"raw_affiliation_string":"School of Automation, Nanjing University of Science and Technology, Nanjing, Jiangsu Province, P.R. China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101414940","display_name":"Weiqing Li","orcid":"https://orcid.org/0000-0002-1929-3654"},"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":"Weiqing Li","raw_affiliation_strings":["School of Computer Science and Engineering, Nanjing University of Science and Technology, Nanjing, Jiangsu, China","School of Computer Science and Engineering, Nanjing University of Science and Technology, Nanjing, Jiangsu Province, P.R. China"],"raw_orcid":"https://orcid.org/0000-0002-1929-3654","affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Nanjing University of Science and Technology, Nanjing, Jiangsu, China","institution_ids":["https://openalex.org/I36399199"]},{"raw_affiliation_string":"School of Computer Science and Engineering, Nanjing University of Science and Technology, Nanjing, Jiangsu Province, P.R. China","institution_ids":["https://openalex.org/I36399199"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5086331195"],"corresponding_institution_ids":["https://openalex.org/I36399199"],"apc_list":null,"apc_paid":null,"fwci":1.194,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.71497585,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":98},"biblio":{"volume":"35","issue":"7","first_page":"6616","last_page":"6627"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10719","display_name":"3D Shape Modeling and Analysis","score":0.9986000061035156,"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":0.9986000061035156,"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/T11211","display_name":"3D Surveying and Cultural Heritage","score":0.9983999729156494,"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"}},{"id":"https://openalex.org/T11164","display_name":"Remote Sensing and LiDAR Applications","score":0.9932000041007996,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7180119752883911},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.6878221035003662},{"id":"https://openalex.org/keywords/content","display_name":"Content (measure theory)","score":0.5496845245361328},{"id":"https://openalex.org/keywords/quality","display_name":"Quality (philosophy)","score":0.5278023481369019},{"id":"https://openalex.org/keywords/projection","display_name":"Projection (relational algebra)","score":0.5250667929649353},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.45367640256881714},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.36614564061164856},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.3405064046382904},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.33549433946609497},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.15093621611595154},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.14804419875144958}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7180119752883911},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.6878221035003662},{"id":"https://openalex.org/C2778152352","wikidata":"https://www.wikidata.org/wiki/Q5165061","display_name":"Content (measure theory)","level":2,"score":0.5496845245361328},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.5278023481369019},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.5250667929649353},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.45367640256881714},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.36614564061164856},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.3405064046382904},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.33549433946609497},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.15093621611595154},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.14804419875144958},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","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/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tcsvt.2025.3541445","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsvt.2025.3541445","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"},{"id":"pmh:oai:arXiv.org:2502.11710","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2502.11710","pdf_url":"https://arxiv.org/pdf/2502.11710","source":{"id":"https://openalex.org/S4393918464","display_name":"ArXiv.org","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2502.11710","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2502.11710","pdf_url":"https://arxiv.org/pdf/2502.11710","source":{"id":"https://openalex.org/S4393918464","display_name":"ArXiv.org","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G8650733676","display_name":null,"funder_award_id":"2022QY0102","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":54,"referenced_works":["https://openalex.org/W2087309216","https://openalex.org/W2097415537","https://openalex.org/W2122741244","https://openalex.org/W2147545324","https://openalex.org/W2793293836","https://openalex.org/W2805269828","https://openalex.org/W2843971360","https://openalex.org/W2970302264","https://openalex.org/W2970849590","https://openalex.org/W3014200484","https://openalex.org/W3015648709","https://openalex.org/W3015751022","https://openalex.org/W3016718200","https://openalex.org/W3032304793","https://openalex.org/W3035130434","https://openalex.org/W3037306954","https://openalex.org/W3037318357","https://openalex.org/W3046735138","https://openalex.org/W3094394107","https://openalex.org/W3131818940","https://openalex.org/W3166470370","https://openalex.org/W3167095230","https://openalex.org/W3172390543","https://openalex.org/W3172963178","https://openalex.org/W3174847300","https://openalex.org/W3176403636","https://openalex.org/W3178872387","https://openalex.org/W3179630053","https://openalex.org/W3182475810","https://openalex.org/W3183144290","https://openalex.org/W3190212754","https://openalex.org/W3190803734","https://openalex.org/W3199775471","https://openalex.org/W3204568647","https://openalex.org/W3207498402","https://openalex.org/W4200026287","https://openalex.org/W4200634525","https://openalex.org/W4247221489","https://openalex.org/W4288084829","https://openalex.org/W4362480394","https://openalex.org/W4366378715","https://openalex.org/W4385245566","https://openalex.org/W4385768180","https://openalex.org/W4386066131","https://openalex.org/W4386083061","https://openalex.org/W4387968467","https://openalex.org/W4390603638","https://openalex.org/W4391448717","https://openalex.org/W4391528189","https://openalex.org/W4392903316","https://openalex.org/W4396834481","https://openalex.org/W4399168566","https://openalex.org/W4399451901","https://openalex.org/W4405754088"],"related_works":["https://openalex.org/W4244478748","https://openalex.org/W3150465815","https://openalex.org/W4223488648","https://openalex.org/W2134969820","https://openalex.org/W2251605416","https://openalex.org/W1997222214","https://openalex.org/W2560439919","https://openalex.org/W4389340727","https://openalex.org/W2802581102","https://openalex.org/W4205786897"],"abstract_inverted_index":{"Existing":[0],"projection-related":[1,67,202],"point":[2,29,95,113,140],"cloud":[3],"quality":[4,45,176],"assessment":[5],"(PCQA)":[6],"methods":[7,204],"commonly":[8],"adopt":[9],"a":[10,18,73,163,181],"straightforward":[11],"but":[12],"content-independent":[13,63,120],"projection":[14],"strategy,":[15],"which":[16,47,185],"selects":[17],"certain":[19],"number":[20],"of":[21,27,42,65,88,93,109,137,187,189],"viewpoints":[22,64,83,192,211],"to":[23,80,130,151,169,179],"obtain":[24],"projected":[25,177],"images":[26],"degraded":[28,94],"clouds":[30,96],"for":[31,117],"further":[32],"assessment.":[33],"Through":[34],"experimental":[35],"studies,":[36],"however,":[37],"we":[38,161],"observed":[39],"the":[40,56,61,86,100,110,122,138,143,158,171,174,201,210,214],"instability":[41],"final":[43],"predicted":[44],"scores,":[46],"change":[48],"significantly":[49],"over":[50],"different":[51],"viewpoint":[52,76,165,172,183],"settings.":[53],"Inspired":[54],"by":[55,84,213],"\u201cwooden":[57],"barrel":[58],"theory\u201d,":[59],"given":[60],"default":[62,119,191],"existing":[66],"PCQA":[68,203],"approaches,":[69],"this":[70],"paper":[71],"presents":[72],"novel":[74],"content-aware":[75],"generation":[77],"network":[78,167],"(CAVGN)":[79],"learn":[81],"better":[82],"taking":[85],"distribution":[87],"geometric":[89,105,124,145],"and":[90,106,125,146,193],"attribute":[91],"features":[92,108,127,148],"into":[97],"consideration.":[98],"Firstly,":[99],"proposed":[101,159,215],"CAVGN":[102],"extracts":[103],"multi-scale":[104],"texture":[107,126,147],"entire":[111],"input":[112,139],"cloud,":[114],"respectively.":[115],"Then,":[116],"each":[118],"viewpoint,":[121],"extracted":[123],"are":[128,149],"refined":[129,144],"focus":[131],"on":[132],"its":[133],"corresponding":[134,194],"visible":[135],"part":[136],"cloud.":[141],"Finally,":[142],"concatenated":[150],"generate":[152],"an":[153],"optimized":[154,195],"viewpoint.":[155],"To":[156],"train":[157],"CAVGN,":[160],"present":[162],"self-supervised":[164],"ranking":[166],"(SSVRN)":[168],"select":[170],"with":[173],"worst":[175],"image":[178],"construct":[180],"default-optimized":[182],"dataset,":[184],"consists":[186],"thousands":[188],"paired":[190],"viewpoints.":[196],"Experimental":[197],"results":[198],"show":[199],"that":[200],"can":[205,220],"achieve":[206],"higher":[207],"performance":[208],"using":[209],"generated":[212],"CAVGN.":[216],"The":[217],"source":[218],"code":[219],"be":[221],"found":[222],"at":[223],"<uri":[224],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[225],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">https://github.com/yokeno1/CAVGN1</uri>.":[226]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2025-12-28T23:10:05.387466","created_date":"2025-10-10T00:00:00"}
