{"id":"https://openalex.org/W4417125337","doi":"https://doi.org/10.1145/3757377.3763840","title":"MATStruct: High-quality Medial Mesh Computation via Structure-aware Variational Optimization","display_name":"MATStruct: High-quality Medial Mesh Computation via Structure-aware Variational Optimization","publication_year":2025,"publication_date":"2025-12-08","ids":{"openalex":"https://openalex.org/W4417125337","doi":"https://doi.org/10.1145/3757377.3763840"},"language":"en","primary_location":{"id":"doi:10.1145/3757377.3763840","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3757377.3763840","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the SIGGRAPH Asia 2025 Conference Papers","raw_type":"proceedings-article"},"type":"article","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1145/3757377.3763840","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5071499548","display_name":"Ningna Wang","orcid":"https://orcid.org/0000-0002-7995-9681"},"institutions":[{"id":"https://openalex.org/I162577319","display_name":"The University of Texas at Dallas","ror":"https://ror.org/049emcs32","country_code":"US","type":"education","lineage":["https://openalex.org/I162577319"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Ningna Wang","raw_affiliation_strings":["University of Texas at Dallas, Richardson, USA"],"affiliations":[{"raw_affiliation_string":"University of Texas at Dallas, Richardson, USA","institution_ids":["https://openalex.org/I162577319"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101844661","display_name":"Rui Xu","orcid":"https://orcid.org/0000-0001-8273-1808"},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Rui Xu","raw_affiliation_strings":["University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113777046","display_name":"Y.M. Wang H.L. Yin","orcid":"https://orcid.org/0009-0009-1799-106X"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yibo Yin","raw_affiliation_strings":["Wuhan University, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082598478","display_name":"Zichun Zhong","orcid":"https://orcid.org/0000-0001-6489-6502"},"institutions":[{"id":"https://openalex.org/I185443292","display_name":"Wayne State University","ror":"https://ror.org/01070mq45","country_code":"US","type":"education","lineage":["https://openalex.org/I185443292"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zichun Zhong","raw_affiliation_strings":["Wayne State University, Detroit, USA"],"affiliations":[{"raw_affiliation_string":"Wayne State University, Detroit, USA","institution_ids":["https://openalex.org/I185443292"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014324841","display_name":"Taku Komura","orcid":"https://orcid.org/0000-0002-2729-5860"},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Taku Komura","raw_affiliation_strings":["University of Hong Kong, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"University of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100668416","display_name":"Wenping Wang","orcid":"https://orcid.org/0000-0002-2284-3952"},"institutions":[{"id":"https://openalex.org/I91045830","display_name":"Texas A&M University","ror":"https://ror.org/01f5ytq51","country_code":"US","type":"education","lineage":["https://openalex.org/I91045830"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Wenping Wang","raw_affiliation_strings":["Texas A&amp;M University, College Station, USA"],"affiliations":[{"raw_affiliation_string":"Texas A&amp;M University, College Station, USA","institution_ids":["https://openalex.org/I91045830"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5030253345","display_name":"Xiaohu Guo","orcid":"https://orcid.org/0000-0002-7610-6923"},"institutions":[{"id":"https://openalex.org/I162577319","display_name":"The University of Texas at Dallas","ror":"https://ror.org/049emcs32","country_code":"US","type":"education","lineage":["https://openalex.org/I162577319"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xiaohu Guo","raw_affiliation_strings":["University of Texas at Dallas, Richardson, USA"],"affiliations":[{"raw_affiliation_string":"University of Texas at Dallas, Richardson, USA","institution_ids":["https://openalex.org/I162577319"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5071499548"],"corresponding_institution_ids":["https://openalex.org/I162577319"],"apc_list":null,"apc_paid":null,"fwci":1.3395,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.84144002,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"12"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10719","display_name":"3D Shape Modeling and Analysis","score":0.8604999780654907,"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":0.8604999780654907,"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":0.05510000139474869,"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/T10996","display_name":"Computational Geometry and Mesh Generation","score":0.022600000724196434,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/medial-axis","display_name":"Medial axis","score":0.7986999750137329},{"id":"https://openalex.org/keywords/polygon-mesh","display_name":"Polygon mesh","score":0.5501000285148621},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.4684999883174896},{"id":"https://openalex.org/keywords/metric","display_name":"Metric (unit)","score":0.4668999910354614},{"id":"https://openalex.org/keywords/morphing","display_name":"Morphing","score":0.4101000130176544},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.40610000491142273},{"id":"https://openalex.org/keywords/pipeline","display_name":"Pipeline (software)","score":0.4059000015258789},{"id":"https://openalex.org/keywords/quadratic-equation","display_name":"Quadratic equation","score":0.39969998598098755},{"id":"https://openalex.org/keywords/projection","display_name":"Projection (relational algebra)","score":0.3889000117778778}],"concepts":[{"id":"https://openalex.org/C185877587","wikidata":"https://www.wikidata.org/wiki/Q1757407","display_name":"Medial axis","level":2,"score":0.7986999750137329},{"id":"https://openalex.org/C31487907","wikidata":"https://www.wikidata.org/wiki/Q1154597","display_name":"Polygon mesh","level":2,"score":0.5501000285148621},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.47530001401901245},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.4684999883174896},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.4668999910354614},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4620000123977661},{"id":"https://openalex.org/C50637493","wikidata":"https://www.wikidata.org/wiki/Q1136781","display_name":"Morphing","level":2,"score":0.4101000130176544},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.40610000491142273},{"id":"https://openalex.org/C43521106","wikidata":"https://www.wikidata.org/wiki/Q2165493","display_name":"Pipeline (software)","level":2,"score":0.4059000015258789},{"id":"https://openalex.org/C129844170","wikidata":"https://www.wikidata.org/wiki/Q41299","display_name":"Quadratic equation","level":2,"score":0.39969998598098755},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.39309999346733093},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.3889000117778778},{"id":"https://openalex.org/C74193536","wikidata":"https://www.wikidata.org/wiki/Q574844","display_name":"Kernel (algebra)","level":2,"score":0.38190001249313354},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.3610000014305115},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.35899999737739563},{"id":"https://openalex.org/C181145010","wikidata":"https://www.wikidata.org/wiki/Q4418033","display_name":"Mesh generation","level":3,"score":0.35420000553131104},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.33889999985694885},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.32760000228881836},{"id":"https://openalex.org/C194401833","wikidata":"https://www.wikidata.org/wiki/Q3456889","display_name":"Triangle mesh","level":3,"score":0.32679998874664307},{"id":"https://openalex.org/C20556612","wikidata":"https://www.wikidata.org/wiki/Q4469374","display_name":"Volume (thermodynamics)","level":2,"score":0.32659998536109924},{"id":"https://openalex.org/C20573064","wikidata":"https://www.wikidata.org/wiki/Q13410436","display_name":"Power diagram","level":3,"score":0.32109999656677246},{"id":"https://openalex.org/C124681953","wikidata":"https://www.wikidata.org/wiki/Q339062","display_name":"Decomposition","level":2,"score":0.3077000081539154},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.2921999990940094},{"id":"https://openalex.org/C14961307","wikidata":"https://www.wikidata.org/wiki/Q5377176","display_name":"Energy minimization","level":2,"score":0.28360000252723694},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.26570001244544983},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.25760000944137573},{"id":"https://openalex.org/C23903533","wikidata":"https://www.wikidata.org/wiki/Q17122739","display_name":"Reprojection error","level":3,"score":0.2533999979496002},{"id":"https://openalex.org/C54829058","wikidata":"https://www.wikidata.org/wiki/Q172937","display_name":"Polyhedron","level":2,"score":0.2529999911785126}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3757377.3763840","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3757377.3763840","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the SIGGRAPH Asia 2025 Conference Papers","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:2510.10751","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2510.10751","pdf_url":"https://arxiv.org/pdf/2510.10751","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":"doi:10.1145/3757377.3763840","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3757377.3763840","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the SIGGRAPH Asia 2025 Conference Papers","raw_type":"proceedings-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":53,"referenced_works":["https://openalex.org/W886281537","https://openalex.org/W1570514300","https://openalex.org/W1966159541","https://openalex.org/W1975982864","https://openalex.org/W1976955994","https://openalex.org/W1977276706","https://openalex.org/W1979675160","https://openalex.org/W2020065037","https://openalex.org/W2021563983","https://openalex.org/W2024403957","https://openalex.org/W2031894851","https://openalex.org/W2042353183","https://openalex.org/W2051434435","https://openalex.org/W2051752778","https://openalex.org/W2065139213","https://openalex.org/W2077976550","https://openalex.org/W2097943569","https://openalex.org/W2101153879","https://openalex.org/W2106990937","https://openalex.org/W2115920764","https://openalex.org/W2123577201","https://openalex.org/W2126361698","https://openalex.org/W2142876311","https://openalex.org/W2143112496","https://openalex.org/W2148619227","https://openalex.org/W2159584837","https://openalex.org/W2172431334","https://openalex.org/W2270381286","https://openalex.org/W2339234205","https://openalex.org/W2468102300","https://openalex.org/W2809774165","https://openalex.org/W2898334690","https://openalex.org/W2911001378","https://openalex.org/W2915838288","https://openalex.org/W2964889944","https://openalex.org/W2972931660","https://openalex.org/W3024451790","https://openalex.org/W3048473624","https://openalex.org/W3181584201","https://openalex.org/W3204405814","https://openalex.org/W4230378590","https://openalex.org/W4239179032","https://openalex.org/W4281393945","https://openalex.org/W4310924423","https://openalex.org/W4311805700","https://openalex.org/W4381051139","https://openalex.org/W4384700587","https://openalex.org/W4387968005","https://openalex.org/W4400820990","https://openalex.org/W4401173840","https://openalex.org/W4402387632","https://openalex.org/W4404525468","https://openalex.org/W4412596308"],"related_works":[],"abstract_inverted_index":{"We":[0],"propose":[1],"a":[2,35,40,46,79,94],"novel":[3],"optimization":[4,49,150],"framework":[5,140],"for":[6],"computing":[7],"the":[8,15,53,60,69,72,88,142,149],"medial":[9,16,21,25,73,91,124,153],"axis":[10],"transform":[11],"that":[12,86],"simultaneously":[13],"preserves":[14],"structure":[17],"and":[18,32,114,136,161],"ensures":[19],"high":[20],"mesh":[22,129],"quality.":[23,130],"The":[24],"structure,":[26],"consisting":[27],"of":[28,39,71,90],"interconnected":[29],"sheets,":[30],"seams,":[31],"junctions,":[33],"provides":[34],"natural":[36],"volumetric":[37],"decomposition":[38],"3D":[41],"shape.":[42],"Our":[43,164],"method":[44],"introduces":[45],"structure-aware,":[47],"particle-based":[48],"pipeline":[50],"guided":[51],"by":[52],"restricted":[54],"power":[55],"diagram":[56],"(RPD),":[57],"which":[58],"partitions":[59],"input":[61],"volume":[62],"into":[63,148],"convex":[64],"cells":[65],"whose":[66],"dual":[67],"encodes":[68],"connectivity":[70],"mesh.":[74],"Structure-awareness":[75],"is":[76,141,166],"enforced":[77],"through":[78],"spherical":[80],"quadratic":[81],"error":[82],"metric":[83],"(SQEM)":[84],"projection":[85],"constrains":[87],"movement":[89],"spheres,":[92],"while":[93],"Gaussian":[95],"kernel":[96],"energy":[97],"encourages":[98],"an":[99],"even":[100],"spatial":[101],"distribution.":[102],"Compared":[103],"to":[104,133,144],"feature-preserving":[105],"methods":[106],"such":[107],"as":[108],"MATFP":[109],"[Wang":[110,116],"et":[111,117],"al.":[112,118],"2022]":[113],"MATTopo":[115],"2024b],":[119],"our":[120,139,169],"approach":[121],"produces":[122],"cleaner":[123],"structures":[125],"with":[126,155],"significantly":[127],"improved":[128],"In":[131],"contrast":[132],"voxel-based,":[134],"point-cloud-based,":[135],"variational":[137],"methods,":[138],"first":[143],"integrate":[145],"structural":[146,157],"awareness":[147],"process,":[151],"yielding":[152],"meshes":[154],"explicit":[156],"decomposition,":[158],"topological":[159],"correctness,":[160],"geometric":[162],"fidelity.":[163],"code":[165],"available":[167],"at":[168],"project":[170],"website.":[171]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-15T00:00:00"}
