{"id":"https://openalex.org/W4210349466","doi":"https://doi.org/10.1109/tcsvt.2022.3145513","title":"Real-Time Scene-Aware LiDAR Point Cloud Compression Using Semantic Prior Representation","display_name":"Real-Time Scene-Aware LiDAR Point Cloud Compression Using Semantic Prior Representation","publication_year":2022,"publication_date":"2022-01-21","ids":{"openalex":"https://openalex.org/W4210349466","doi":"https://doi.org/10.1109/tcsvt.2022.3145513"},"language":"en","primary_location":{"id":"doi:10.1109/tcsvt.2022.3145513","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsvt.2022.3145513","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/A5021558189","display_name":"Lili Zhao","orcid":"https://orcid.org/0000-0002-5182-7230"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]},{"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":["CN","SG"],"is_corresponding":false,"raw_author_name":"Lili Zhao","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore"],"raw_orcid":"https://orcid.org/0000-0002-5182-7230","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059248438","display_name":"Kai\u2010Kuang Ma","orcid":"https://orcid.org/0000-0003-2932-5709"},"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":"Kai-Kuang Ma","raw_affiliation_strings":["School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore"],"raw_orcid":"https://orcid.org/0000-0003-2932-5709","affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031785945","display_name":"Zhili Liu","orcid":"https://orcid.org/0000-0002-5983-630X"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhili Liu","raw_affiliation_strings":["Yihang Intellitech Company Ltd., Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Yihang Intellitech Company Ltd., Beijing, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103272302","display_name":"Qian Yin","orcid":"https://orcid.org/0000-0002-9448-1639"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qian Yin","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100689467","display_name":"Jianwen Chen","orcid":"https://orcid.org/0000-0002-5987-148X"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianwen Chen","raw_affiliation_strings":["School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":"https://orcid.org/0000-0002-5987-148X","affiliations":[{"raw_affiliation_string":"School of Information and Communication Engineering, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":22.2832,"has_fulltext":false,"cited_by_count":44,"citation_normalized_percentile":{"value":0.99206368,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"32","issue":"8","first_page":"5623","last_page":"5637"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10191","display_name":"Robotics and Sensor-Based Localization","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"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/T10191","display_name":"Robotics and Sensor-Based Localization","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"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/T10531","display_name":"Advanced Vision and Imaging","score":0.9994000196456909,"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":0.9993000030517578,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.697679877281189},{"id":"https://openalex.org/keywords/point-cloud","display_name":"Point cloud","score":0.5380653142929077},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.5169203281402588},{"id":"https://openalex.org/keywords/encoder","display_name":"Encoder","score":0.45563310384750366},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.43776458501815796},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.4224594831466675},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4224318265914917},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.38153931498527527},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3592855930328369},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.324084997177124},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.17599371075630188}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.697679877281189},{"id":"https://openalex.org/C131979681","wikidata":"https://www.wikidata.org/wiki/Q1899648","display_name":"Point cloud","level":2,"score":0.5380653142929077},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.5169203281402588},{"id":"https://openalex.org/C118505674","wikidata":"https://www.wikidata.org/wiki/Q42586063","display_name":"Encoder","level":2,"score":0.45563310384750366},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.43776458501815796},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.4224594831466675},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4224318265914917},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.38153931498527527},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3592855930328369},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.324084997177124},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.17599371075630188},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","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},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","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:10.1109/tcsvt.2022.3145513","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsvt.2022.3145513","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":[{"id":"https://openalex.org/G3975482876","display_name":null,"funder_award_id":"M4082184","funder_id":"https://openalex.org/F4320320766","funder_display_name":"Nanyang Technological University"},{"id":"https://openalex.org/G517319231","display_name":null,"funder_award_id":"2019YJ0190","funder_id":"https://openalex.org/F4320333335","funder_display_name":"Sichuan Province Science and Technology Support Program"},{"id":"https://openalex.org/G8631626139","display_name":null,"funder_award_id":"2020YFG0149","funder_id":"https://openalex.org/F4320333335","funder_display_name":"Sichuan Province Science and Technology Support Program"}],"funders":[{"id":"https://openalex.org/F4320320766","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302"},{"id":"https://openalex.org/F4320333335","display_name":"Sichuan Province Science and Technology Support Program","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":48,"referenced_works":["https://openalex.org/W2007200979","https://openalex.org/W2096143401","https://openalex.org/W2115579991","https://openalex.org/W2128019145","https://openalex.org/W2146881125","https://openalex.org/W2150066425","https://openalex.org/W2152864241","https://openalex.org/W2167724667","https://openalex.org/W2319503556","https://openalex.org/W2535547924","https://openalex.org/W2555618208","https://openalex.org/W2565029242","https://openalex.org/W2617605942","https://openalex.org/W2786036844","https://openalex.org/W2788608285","https://openalex.org/W2883604724","https://openalex.org/W2884330411","https://openalex.org/W2886851716","https://openalex.org/W2892614179","https://openalex.org/W2896304995","https://openalex.org/W2917690002","https://openalex.org/W2940509093","https://openalex.org/W2963093735","https://openalex.org/W2966947780","https://openalex.org/W2967494177","https://openalex.org/W2968591670","https://openalex.org/W2970263072","https://openalex.org/W2970849590","https://openalex.org/W2976304245","https://openalex.org/W2991216808","https://openalex.org/W2992600074","https://openalex.org/W2994763827","https://openalex.org/W2996973935","https://openalex.org/W3000548223","https://openalex.org/W3001525399","https://openalex.org/W3003437478","https://openalex.org/W3003991701","https://openalex.org/W3013772188","https://openalex.org/W3033315523","https://openalex.org/W3043597883","https://openalex.org/W3048526884","https://openalex.org/W3088387282","https://openalex.org/W3102327032","https://openalex.org/W3142798943","https://openalex.org/W3185759054","https://openalex.org/W3188483917","https://openalex.org/W3195590273","https://openalex.org/W6747827861"],"related_works":["https://openalex.org/W4389574804","https://openalex.org/W2936725271","https://openalex.org/W2181948922","https://openalex.org/W3016928466","https://openalex.org/W3150655618","https://openalex.org/W2295788148","https://openalex.org/W1578717197","https://openalex.org/W2384362569","https://openalex.org/W3108295644","https://openalex.org/W2626737336"],"abstract_inverted_index":{"Existing":[0],"LiDAR":[1,57],"point":[2,65,139,184,276],"cloud":[3,66],"compression":[4,10],"(PCC)":[5],"methods":[6],"tend":[7],"to":[8,39,62,79,83,111,169],"treat":[9],"as":[11,46,204],"a":[12,55,70,130,163,170,187,252],"<italic":[13,21,71,97,145,151,164],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[14,22,72,98,146,152,165],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">fidelity</i>":[15],"issue,":[16],"without":[17],"sufficiently":[18],"addressing":[19],"its":[20,104],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">machine":[23],"perception</i>":[24],"aspect.":[25],"The":[26,86],"latter":[27],"issue":[28],"is":[29,60,119,129],"often":[30],"encountered":[31],"by":[32,160],"the":[33,48,64,77,84,113,116,182,192,195,224,230,236,247,258,274],"decoder":[34,78],"agents":[35],"that":[36,126,242],"might":[37],"aim":[38],"conduct":[40],"scene-understanding":[41],"related":[42],"tasks":[43],"only,":[44],"such":[45,81],"computing":[47],"localization":[49,227],"information.":[50],"For":[51],"tackling":[52],"this":[53],"challenge,":[54],"novel":[56],"PCC":[58,91],"system":[59,245],"proposed":[61,96,244],"compress":[63],"geometry,":[67],"which":[68,178],"contains":[69],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">back":[73],"channel</i>":[74],"for":[75,211],"allowing":[76],"initiate":[80],"request":[82],"encoder.":[85],"key":[87],"success":[88],"of":[89,135,144,172,226],"our":[90,95,127,243],"method":[92],"lies":[93],"in":[94,251,273],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">semantic":[99],"prior":[100],"representation</i>":[101],"(SPR)":[102],"and":[103,121,132,141,150,207],"lossy":[105],"encoding":[106],"algorithm":[107],"with":[108,198],"variable":[109],"precision":[110],"generate":[112],"final":[114],"bitstream;":[115],"entire":[117],"process":[118],"fast":[120],"achieves":[122],"real-time":[123],"performance.":[124],"Note":[125],"SPR":[128],"compact":[131],"effective":[133],"representation":[134],"three-dimensional":[136],"(3D)":[137],"input":[138,275],"clouds,":[140],"it":[142],"consists":[143],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">labels,":[147],"predictions</i>":[148],",":[149],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">residuals</i>":[153],".":[154],"These":[155],"information":[156,206],"can":[157],"be":[158,209],"generated":[159,180,193],"first":[161],"exploiting":[162],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">scene-aware":[166],"object":[167],"segmentation</i>":[168],"set":[171],"2D":[173],"range":[174],"images":[175],"(frames)":[176],"individually,":[177],"were":[179],"from":[181],"3D":[183],"clouds":[185],"via":[186],"projection":[188],"process.":[189],"Based":[190],"on":[191,217,235],"labels,":[194],"pixels":[196],"associated":[197],"those":[199],"moving":[200,269],"objects":[201,270],"are":[202,271],"considered":[203],"noisy":[205],"should":[208],"removed":[210],"not":[212],"only":[213],"saving":[214],"bit":[215],"budget":[216],"transmission":[218],"but":[219],"also,":[220],"most":[221],"importantly,":[222],"improving":[223],"accuracy":[225],"computed":[228],"at":[229],"decoder.":[231],"Experimental":[232],"results":[233],"conducted":[234],"commonly-used":[237],"test":[238],"dataset":[239],"have":[240],"shown":[241],"outperforms":[246],"MPEG\u2019s":[248],"G-PCC":[249],"(TMC13-v14.0)":[250],"large":[253,268],"bitrate":[254],"range.":[255],"In":[256],"fact,":[257],"performance":[259],"gap":[260],"will":[261],"become":[262],"even":[263],"larger":[264],"when":[265],"more":[266],"and/or":[267],"involved":[272],"clouds.":[277]},"counts_by_year":[{"year":2026,"cited_by_count":7},{"year":2025,"cited_by_count":14},{"year":2024,"cited_by_count":10},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":7}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
