{"id":"https://openalex.org/W3043557276","doi":"https://doi.org/10.1109/lsp.2020.3010128","title":"Mahalanobis Based Point to Distribution Metric for Point Cloud Geometry Quality Evaluation","display_name":"Mahalanobis Based Point to Distribution Metric for Point Cloud Geometry Quality Evaluation","publication_year":2020,"publication_date":"2020-01-01","ids":{"openalex":"https://openalex.org/W3043557276","doi":"https://doi.org/10.1109/lsp.2020.3010128","mag":"3043557276"},"language":"en","primary_location":{"id":"doi:10.1109/lsp.2020.3010128","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2020.3010128","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","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/A5023559302","display_name":"Alireza Javaheri","orcid":"https://orcid.org/0000-0002-9209-1688"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]}],"countries":["PT"],"is_corresponding":true,"raw_author_name":"Alireza Javaheri","raw_affiliation_strings":["University of Lisbon - Instituto Superior T\u00e9cnico and Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal"],"affiliations":[{"raw_affiliation_string":"University of Lisbon - Instituto Superior T\u00e9cnico and Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal","institution_ids":["https://openalex.org/I4210120471"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089189233","display_name":"Catarina Brites","orcid":"https://orcid.org/0000-0002-6011-4574"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Catarina Brites","raw_affiliation_strings":["University of Lisbon - Instituto Superior T\u00e9cnico and Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal"],"affiliations":[{"raw_affiliation_string":"University of Lisbon - Instituto Superior T\u00e9cnico and Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal","institution_ids":["https://openalex.org/I4210120471"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044708805","display_name":"Fernando Pereira","orcid":"https://orcid.org/0000-0001-6100-947X"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Fernando Pereira","raw_affiliation_strings":["University of Lisbon - Instituto Superior T\u00e9cnico and Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal"],"affiliations":[{"raw_affiliation_string":"University of Lisbon - Instituto Superior T\u00e9cnico and Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal","institution_ids":["https://openalex.org/I4210120471"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5081334387","display_name":"Jo\u00e3o Ascenso","orcid":"https://orcid.org/0000-0001-9902-5926"},"institutions":[{"id":"https://openalex.org/I4210120471","display_name":"Instituto de Telecomunica\u00e7\u00f5es","ror":"https://ror.org/02ht4fk33","country_code":"PT","type":"nonprofit","lineage":["https://openalex.org/I4210120471"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Joao Ascenso","raw_affiliation_strings":["University of Lisbon - Instituto Superior T\u00e9cnico and Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal"],"affiliations":[{"raw_affiliation_string":"University of Lisbon - Instituto Superior T\u00e9cnico and Instituto de Telecomunica\u00e7\u00f5es, Lisbon, Portugal","institution_ids":["https://openalex.org/I4210120471"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5023559302"],"corresponding_institution_ids":["https://openalex.org/I4210120471"],"apc_list":null,"apc_paid":null,"fwci":7.1866,"has_fulltext":false,"cited_by_count":71,"citation_normalized_percentile":{"value":0.98470358,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":100},"biblio":{"volume":"27","issue":null,"first_page":"1350","last_page":"1354"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10719","display_name":"3D Shape Modeling and Analysis","score":0.9987999796867371,"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":0.9987999796867371,"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":0.9976999759674072,"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":0.9915000200271606,"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":0.7716712951660156},{"id":"https://openalex.org/keywords/mahalanobis-distance","display_name":"Mahalanobis distance","score":0.6285434365272522},{"id":"https://openalex.org/keywords/metric","display_name":"Metric (unit)","score":0.6094803214073181},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6022818088531494},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.5760827660560608},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.37655285000801086},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3561931848526001},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.33760181069374084},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.12983843684196472},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.08416050672531128}],"concepts":[{"id":"https://openalex.org/C131979681","wikidata":"https://www.wikidata.org/wiki/Q1899648","display_name":"Point cloud","level":2,"score":0.7716712951660156},{"id":"https://openalex.org/C1921717","wikidata":"https://www.wikidata.org/wiki/Q1334846","display_name":"Mahalanobis distance","level":2,"score":0.6285434365272522},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.6094803214073181},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6022818088531494},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.5760827660560608},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.37655285000801086},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3561931848526001},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.33760181069374084},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.12983843684196472},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.08416050672531128},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lsp.2020.3010128","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2020.3010128","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6524370820","display_name":null,"funder_award_id":"PTDC/EEI-PRO/7237/2014","funder_id":"https://openalex.org/F4320334779","funder_display_name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia"}],"funders":[{"id":"https://openalex.org/F4320334779","display_name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia","ror":"https://ror.org/00snfqn58"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W2106053110","https://openalex.org/W2125654704","https://openalex.org/W2133665775","https://openalex.org/W2152864241","https://openalex.org/W2288752886","https://openalex.org/W2663021357","https://openalex.org/W2793293836","https://openalex.org/W2893723229","https://openalex.org/W2954893658","https://openalex.org/W2985655328","https://openalex.org/W2996188831","https://openalex.org/W3013177219","https://openalex.org/W3015751022","https://openalex.org/W3016718200","https://openalex.org/W3035130434","https://openalex.org/W3037320139","https://openalex.org/W3104344761","https://openalex.org/W4229952006","https://openalex.org/W6675751002","https://openalex.org/W6739483711","https://openalex.org/W6772366476"],"related_works":["https://openalex.org/W2099612160","https://openalex.org/W2295654170","https://openalex.org/W4364297104","https://openalex.org/W2807757380","https://openalex.org/W4236152845","https://openalex.org/W2043825544","https://openalex.org/W2046875000","https://openalex.org/W2156718603","https://openalex.org/W2807748361","https://openalex.org/W2120284069"],"abstract_inverted_index":{"Nowadays,":[0],"point":[1,95],"clouds":[2],"(PCs)":[3],"are":[4,27,71],"a":[5,76,87,94,97],"promising":[6],"representation":[7],"format":[8],"for":[9,39,64,111],"immersive":[10],"content":[11],"and":[12,20,54,96,117],"target":[13],"several":[14,48,120],"emerging":[15],"applications,":[16],"notably":[17],"in":[18],"virtual":[19],"augmented":[21],"reality.":[22],"However,":[23],"efficient":[24],"coding":[25,50,69,121],"solutions":[26],"critically":[28],"needed":[29],"due":[30],"to":[31,61,105],"the":[32,65,108,126,129],"large":[33],"amount":[34],"of":[35,68,90,99,128],"PC":[36,49,57,78,131],"data":[37],"required":[38],"high":[40],"quality":[41,58,80,110,132],"user":[42],"experiences.":[43],"To":[44],"address":[45],"these":[46],"needs,":[47],"standards":[51],"were":[52],"developed":[53],"thus,":[55],"objective":[56],"metrics":[59],"able":[60,104],"accurately":[62],"account":[63],"subjective":[66],"impact":[67],"artifacts":[70],"needed.":[72],"In":[73],"this":[74],"paper,":[75],"scale-invariant":[77],"geometry":[79,109],"assessment":[81],"metric":[82,102,133],"is":[83,103],"proposed":[84,130],"based":[85],"on":[86],"new":[88],"type":[89],"correspondence,":[91],"namely":[92],"between":[93],"distribution":[98],"points.":[100],"This":[101],"reliably":[106],"measure":[107],"PCs":[112],"with":[113],"different":[114],"intrinsic":[115],"characteristics":[116],"degraded":[118],"by":[119],"solutions.":[122],"Experimental":[123],"results":[124],"show":[125],"superiority":[127],"over":[134],"relevant":[135],"state-of-the-art.":[136]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":12},{"year":2024,"cited_by_count":18},{"year":2023,"cited_by_count":16},{"year":2022,"cited_by_count":12},{"year":2021,"cited_by_count":11},{"year":2020,"cited_by_count":1}],"updated_date":"2026-04-06T07:47:59.780226","created_date":"2025-10-10T00:00:00"}