{"id":"https://openalex.org/W4417000860","doi":"https://doi.org/10.1145/3763314","title":"Chapper: Carvable Hull-and-Pack for Subtractive Manufacturing","display_name":"Chapper: Carvable Hull-and-Pack for Subtractive Manufacturing","publication_year":2025,"publication_date":"2025-12-01","ids":{"openalex":"https://openalex.org/W4417000860","doi":"https://doi.org/10.1145/3763314"},"language":"en","primary_location":{"id":"doi:10.1145/3763314","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3763314","pdf_url":null,"source":{"id":"https://openalex.org/S185367456","display_name":"ACM Transactions on Graphics","issn_l":"0730-0301","issn":["0730-0301","1557-7368"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Graphics","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/A5076888749","display_name":"Zhenmin Zhang","orcid":"https://orcid.org/0009-0002-1906-4752"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhenmin Zhang","raw_affiliation_strings":["Shandong University, Qingdao, China"],"affiliations":[{"raw_affiliation_string":"Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Shuai Feng","orcid":"https://orcid.org/0009-0000-2793-2690"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuai Feng","raw_affiliation_strings":["Shandong University, Qingdao, China"],"affiliations":[{"raw_affiliation_string":"Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100409302","display_name":"Hao Xu","orcid":"https://orcid.org/0009-0007-7057-5386"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hao Xu","raw_affiliation_strings":["Shandong University, Qingdao, China"],"affiliations":[{"raw_affiliation_string":"Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083562487","display_name":"L. Fu","orcid":"https://orcid.org/0009-0000-5558-2210"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lujiaoyang Fu","raw_affiliation_strings":["Shandong University, Qingdao, China"],"affiliations":[{"raw_affiliation_string":"Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001198088","display_name":"Lin L\u00fc","orcid":"https://orcid.org/0000-0001-5881-892X"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lin Lu","raw_affiliation_strings":["Shandong University, Qingdao, China"],"affiliations":[{"raw_affiliation_string":"Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016717473","display_name":"Jianwei Guo","orcid":"https://orcid.org/0000-0002-3376-1725"},"institutions":[{"id":"https://openalex.org/I25254941","display_name":"Beijing Normal University","ror":"https://ror.org/022k4wk35","country_code":"CN","type":"education","lineage":["https://openalex.org/I25254941"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianwei Guo","raw_affiliation_strings":["Beijing Normal University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Beijing Normal University, Beijing, China","institution_ids":["https://openalex.org/I25254941"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5050618062","display_name":"Haisen Zhao","orcid":"https://orcid.org/0000-0002-6389-1045"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haisen Zhao","raw_affiliation_strings":["Shandong University, Qingdao, China"],"affiliations":[{"raw_affiliation_string":"Shandong University, Qingdao, China","institution_ids":["https://openalex.org/I154099455"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5076888749"],"corresponding_institution_ids":["https://openalex.org/I154099455"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.496384,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"44","issue":"6","first_page":"1","last_page":"17"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12176","display_name":"Optimization and Packing Problems","score":0.970300018787384,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing 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/T12176","display_name":"Optimization and Packing Problems","score":0.970300018787384,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing 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/T11159","display_name":"Manufacturing Process and Optimization","score":0.006200000178068876,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing 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/T10783","display_name":"Additive Manufacturing and 3D Printing Technologies","score":0.0010999999940395355,"subfield":{"id":"https://openalex.org/subfields/2203","display_name":"Automotive Engineering"},"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/packing-problems","display_name":"Packing problems","score":0.6793000102043152},{"id":"https://openalex.org/keywords/subtractive-color","display_name":"Subtractive color","score":0.6552000045776367},{"id":"https://openalex.org/keywords/object","display_name":"Object (grammar)","score":0.59170001745224},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.47859999537467957},{"id":"https://openalex.org/keywords/sequence","display_name":"Sequence (biology)","score":0.44200000166893005},{"id":"https://openalex.org/keywords/metric","display_name":"Metric (unit)","score":0.41440001130104065},{"id":"https://openalex.org/keywords/smoothing","display_name":"Smoothing","score":0.3864000141620636}],"concepts":[{"id":"https://openalex.org/C130253271","wikidata":"https://www.wikidata.org/wiki/Q3851477","display_name":"Packing problems","level":2,"score":0.6793000102043152},{"id":"https://openalex.org/C150799807","wikidata":"https://www.wikidata.org/wiki/Q374081","display_name":"Subtractive color","level":2,"score":0.6552000045776367},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6452999711036682},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.59170001745224},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.47859999537467957},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4575999975204468},{"id":"https://openalex.org/C2778112365","wikidata":"https://www.wikidata.org/wiki/Q3511065","display_name":"Sequence (biology)","level":2,"score":0.44200000166893005},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.41440001130104065},{"id":"https://openalex.org/C3770464","wikidata":"https://www.wikidata.org/wiki/Q775963","display_name":"Smoothing","level":2,"score":0.3864000141620636},{"id":"https://openalex.org/C206194317","wikidata":"https://www.wikidata.org/wiki/Q1138624","display_name":"Convex hull","level":3,"score":0.38269999623298645},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.367000013589859},{"id":"https://openalex.org/C199639397","wikidata":"https://www.wikidata.org/wiki/Q1788588","display_name":"Engineering drawing","level":1,"score":0.3140999972820282},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.29260000586509705},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.28679999709129333},{"id":"https://openalex.org/C2778572836","wikidata":"https://www.wikidata.org/wiki/Q380933","display_name":"Space (punctuation)","level":2,"score":0.2775000035762787},{"id":"https://openalex.org/C37423430","wikidata":"https://www.wikidata.org/wiki/Q6750281","display_name":"Hull","level":2,"score":0.27549999952316284},{"id":"https://openalex.org/C523214423","wikidata":"https://www.wikidata.org/wiki/Q192047","display_name":"Machining","level":2,"score":0.27230000495910645},{"id":"https://openalex.org/C512554520","wikidata":"https://www.wikidata.org/wiki/Q815844","display_name":"Method","level":3,"score":0.27079999446868896},{"id":"https://openalex.org/C162319229","wikidata":"https://www.wikidata.org/wiki/Q175263","display_name":"Data structure","level":2,"score":0.2705000042915344},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2662000060081482},{"id":"https://openalex.org/C29123130","wikidata":"https://www.wikidata.org/wiki/Q874709","display_name":"Computational geometry","level":2,"score":0.26460000872612},{"id":"https://openalex.org/C7305733","wikidata":"https://www.wikidata.org/wiki/Q207961","display_name":"Geometric shape","level":2,"score":0.2630000114440918}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3763314","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3763314","pdf_url":null,"source":{"id":"https://openalex.org/S185367456","display_name":"ACM Transactions on Graphics","issn_l":"0730-0301","issn":["0730-0301","1557-7368"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Graphics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1013047283","display_name":null,"funder_award_id":"2024YFB3309500","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"},{"id":"https://openalex.org/G3415527602","display_name":null,"funder_award_id":"62472257","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4859563003","display_name":null,"funder_award_id":"2023B1515120026","funder_id":"https://openalex.org/F4320337111","funder_display_name":"Basic and Applied Basic Research Foundation of Guangdong Province"},{"id":"https://openalex.org/G7015702209","display_name":null,"funder_award_id":"U23A20312","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G848432113","display_name":null,"funder_award_id":"62472258","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"},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null},{"id":"https://openalex.org/F4320337111","display_name":"Basic and Applied Basic Research Foundation of Guangdong Province","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":41,"referenced_works":["https://openalex.org/W1520820726","https://openalex.org/W1967724669","https://openalex.org/W1970339583","https://openalex.org/W1992160534","https://openalex.org/W2003184795","https://openalex.org/W2016178675","https://openalex.org/W2022635558","https://openalex.org/W2036151025","https://openalex.org/W2111448234","https://openalex.org/W2117007522","https://openalex.org/W2119370533","https://openalex.org/W2152147252","https://openalex.org/W2164496340","https://openalex.org/W2416930411","https://openalex.org/W2526433668","https://openalex.org/W2598680712","https://openalex.org/W2769298213","https://openalex.org/W2788182033","https://openalex.org/W2809953144","https://openalex.org/W2810709785","https://openalex.org/W2889160798","https://openalex.org/W2897022983","https://openalex.org/W2902739662","https://openalex.org/W2934372067","https://openalex.org/W2991552299","https://openalex.org/W3040948876","https://openalex.org/W3100582964","https://openalex.org/W3108236215","https://openalex.org/W3126840805","https://openalex.org/W3184266685","https://openalex.org/W3185182275","https://openalex.org/W4286616153","https://openalex.org/W4292448915","https://openalex.org/W4321375161","https://openalex.org/W4389334890","https://openalex.org/W4389335084","https://openalex.org/W4393972752","https://openalex.org/W4400379537","https://openalex.org/W4400411352","https://openalex.org/W4404525664","https://openalex.org/W4404526986"],"related_works":[],"abstract_inverted_index":{"Tightly":[0],"cutting":[1,14,269],"raw":[2,165],"materials":[3],"into":[4,182],"a":[5,17,29,44,108,164,168,186,193,207,226,250,285],"set":[6],"of":[7,94,132,151,170,213],"carvable":[8,62,68,161,228,236],"objects,":[9,173],"known":[10],"as":[11,28,38,41,88],"the":[12,67,92,99,120,124,129,149,160,183,199,220,241,245,258,273,293],"stock":[13],"problem,":[15,70],"is":[16,81,216,235],"necessary":[18],"step":[19],"in":[20,219],"subtractive":[21,77],"manufacturing.":[22,78],"This":[23,64,79],"problem":[24,80],"can":[25,51],"be":[26],"framed":[27],"3D":[30,86,172],"irregular":[31,73],"object":[32,74,96,181,215,234,264],"packing":[33,49,75,147,179,221,242],"task,":[34],"aiming":[35],"to":[36,143,154,230,256,292],"fit":[37],"many":[39],"objects":[40],"possible":[42],"within":[43],"predefined":[45],"container.":[46],"While":[47],"previous":[48],"algorithms":[50],"generate":[52,98,257],"dense,":[53],"non-overlapping,":[54],"and":[55,97,123,148,167,202,244,265,281],"even":[56],"disassemblable":[57],"configurations,":[58],"they":[59],"cannot":[60],"satisfy":[61],"constraints.":[63,162],"paper":[65],"introduces":[66],"hull-and-pack":[69],"which":[71,116],"integrates":[72],"with":[76,177,185],"more":[82],"challenging":[83],"than":[84],"general":[85],"packing,":[87],"it":[89],"requires":[90],"ensuring":[91],"carvability":[93,212],"each":[95,180,214,233,263],"disassembly":[100,152,195,246],"sequence.":[101,196],"To":[102],"address":[103],"this,":[104],"we":[105,136,224,248],"first":[106],"define":[107,225],"novel":[109,227],"geometric":[110],"hull,":[111],"called":[112],"carving":[113,145,260,274],"hull":[114,146,261],",":[115,139],"accounts":[117],"for":[118,262],"both":[119],"object's":[121],"shape":[122],"cutter":[125],"accessibility,":[126],"constrained":[127],"by":[128,205],"real-time":[130],"distribution":[131],"surrounding":[133],"objects.":[134],"Then":[135],"present":[137],"Chapper":[138],"an":[140],"effective":[141],"solution":[142],"co-optimize":[144],"planning":[150],"sequence":[153],"maximize":[155],"space":[156,287],"utilization":[157,288],"while":[158,190],"preserving":[159],"Given":[163],"material":[166,184],"list":[169],"generic":[171],"our":[174],"algorithm":[175],"starts":[176],"densely":[178],"pre-computed":[187],"placement":[188],"order,":[189],"simultaneously":[191],"maintaining":[192],"valid":[194],"We":[197],"solve":[198],"complex":[200],"object-to-object":[201],"cutter-to-object":[203],"collisions":[204],"leveraging":[206],"discrete":[208],"voxel":[209],"representation.":[210],"The":[211],"also":[217],"guaranteed":[218],"process,":[222],"where":[223],"metric":[229],"determine":[231],"whether":[232],"or":[237],"not.":[238],"Based":[239],"on":[240,272],"result":[243],"sequence,":[247],"propose":[249],"clipped":[251],"Voronoi-based":[252],"volume":[253],"decomposition":[254],"method":[255],"actual":[259],"finally":[266],"create":[267],"feasible":[268],"tool":[270],"paths":[271],"hulls.":[275],"Our":[276],"approach":[277],"effectively":[278],"packs":[279],"CAD":[280],"freeform":[282],"datasets,":[283],"exhibiting":[284],"unique":[286],"rate":[289],"performance":[290],"compared":[291],"alternative":[294],"baseline.":[295]},"counts_by_year":[],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-12-04T00:00:00"}
