{"id":"https://openalex.org/W2122076394","doi":"https://doi.org/10.1145/1015706.1015768","title":"Ridge-valley lines on meshes via implicit surface fitting","display_name":"Ridge-valley lines on meshes via implicit surface fitting","publication_year":2004,"publication_date":"2004-08-01","ids":{"openalex":"https://openalex.org/W2122076394","doi":"https://doi.org/10.1145/1015706.1015768","mag":"2122076394"},"language":"en","primary_location":{"id":"doi:10.1145/1015706.1015768","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1015706.1015768","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":true,"oa_status":"green","oa_url":"https://pure.mpg.de/pubman/item/item_1329814_3/component/file_3583968/sig04obs.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5049557830","display_name":"Yutaka Ohtake","orcid":"https://orcid.org/0000-0002-1368-9172"},"institutions":[{"id":"https://openalex.org/I4210110652","display_name":"RIKEN","ror":"https://ror.org/01sjwvz98","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4210110652"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yutaka Ohtake","raw_affiliation_strings":["RIKEN"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"RIKEN","institution_ids":["https://openalex.org/I4210110652"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101941729","display_name":"Alexander Belyaev","orcid":"https://orcid.org/0000-0002-7043-8847"},"institutions":[{"id":"https://openalex.org/I4210109712","display_name":"Max Planck Institute for Informatics","ror":"https://ror.org/01w19ak89","country_code":"DE","type":"facility","lineage":["https://openalex.org/I149899117","https://openalex.org/I4210109712"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Alexander Belyaev","raw_affiliation_strings":["Max-Planck-Institut f\u00fcr Informatik"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Max-Planck-Institut f\u00fcr Informatik","institution_ids":["https://openalex.org/I4210109712"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058028526","display_name":"Hans\u2010Peter Seidel","orcid":"https://orcid.org/0000-0002-1343-8613"},"institutions":[{"id":"https://openalex.org/I4210109712","display_name":"Max Planck Institute for Informatics","ror":"https://ror.org/01w19ak89","country_code":"DE","type":"facility","lineage":["https://openalex.org/I149899117","https://openalex.org/I4210109712"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Hans-Peter Seidel","raw_affiliation_strings":["Max-Planck-Institut f\u00fcr Informatik"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Max-Planck-Institut f\u00fcr Informatik","institution_ids":["https://openalex.org/I4210109712"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":14.0886,"has_fulltext":false,"cited_by_count":382,"citation_normalized_percentile":{"value":0.99176644,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":100},"biblio":{"volume":"23","issue":"3","first_page":"609","last_page":"612"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9993000030517578,"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"}},"topics":[{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9993000030517578,"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":0.9987999796867371,"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":0.9986000061035156,"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/polygon-mesh","display_name":"Polygon mesh","score":0.8223350644111633},{"id":"https://openalex.org/keywords/ridge","display_name":"Ridge","score":0.7799527645111084},{"id":"https://openalex.org/keywords/salient","display_name":"Salient","score":0.7522966265678406},{"id":"https://openalex.org/keywords/curvature","display_name":"Curvature","score":0.707709550857544},{"id":"https://openalex.org/keywords/surface","display_name":"Surface (topology)","score":0.6635663509368896},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.5009560585021973},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.48967769742012024},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.46490585803985596},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.45113497972488403},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.43045222759246826},{"id":"https://openalex.org/keywords/principal-curvature","display_name":"Principal curvature","score":0.42226776480674744},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.39115291833877563},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.34698784351348877},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.31218424439430237},{"id":"https://openalex.org/keywords/mean-curvature","display_name":"Mean curvature","score":0.25662562251091003},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.1077120304107666},{"id":"https://openalex.org/keywords/paleontology","display_name":"Paleontology","score":0.07752051949501038},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.06962883472442627}],"concepts":[{"id":"https://openalex.org/C31487907","wikidata":"https://www.wikidata.org/wiki/Q1154597","display_name":"Polygon mesh","level":2,"score":0.8223350644111633},{"id":"https://openalex.org/C32277403","wikidata":"https://www.wikidata.org/wiki/Q740445","display_name":"Ridge","level":2,"score":0.7799527645111084},{"id":"https://openalex.org/C2780719617","wikidata":"https://www.wikidata.org/wiki/Q1030752","display_name":"Salient","level":2,"score":0.7522966265678406},{"id":"https://openalex.org/C195065555","wikidata":"https://www.wikidata.org/wiki/Q214881","display_name":"Curvature","level":2,"score":0.707709550857544},{"id":"https://openalex.org/C2776799497","wikidata":"https://www.wikidata.org/wiki/Q484298","display_name":"Surface (topology)","level":2,"score":0.6635663509368896},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.5009560585021973},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.48967769742012024},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.46490585803985596},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.45113497972488403},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.43045222759246826},{"id":"https://openalex.org/C16977076","wikidata":"https://www.wikidata.org/wiki/Q1589551","display_name":"Principal curvature","level":4,"score":0.42226776480674744},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.39115291833877563},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.34698784351348877},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.31218424439430237},{"id":"https://openalex.org/C175017881","wikidata":"https://www.wikidata.org/wiki/Q1318998","display_name":"Mean curvature","level":3,"score":0.25662562251091003},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.1077120304107666},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.07752051949501038},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.06962883472442627},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":7,"locations":[{"id":"doi:10.1145/1015706.1015768","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1015706.1015768","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"},{"id":"pmh:oai:pure.mpg.de:item_1329814","is_oa":true,"landing_page_url":"http://hdl.handle.net/11858/00-001M-0000-000F-2B2D-3","pdf_url":"https://pure.mpg.de/pubman/item/item_1329814_3/component/file_3583968/sig04obs.pdf","source":{"id":"https://openalex.org/S4306400654","display_name":"MPG.PuRe (Max Planck Society)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I149899117","host_organization_name":"Max Planck Society","host_organization_lineage":["https://openalex.org/I149899117"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ACM Transactions on Graphics","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.61.3562","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.61.3562","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.mpi-sb.mpg.de/%7Ebelyaev/papers/sig04obs.ps.gz","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.79.7008","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.79.7008","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://kucg.korea.ac.kr/seminar/2004/src/PA-04-33.pdf","raw_type":"text"},{"id":"pmh:oai:aleph.bib-bvb.de:BVB01-026073101","is_oa":false,"landing_page_url":"http://mdz-nbn-resolving.de/urn:nbn:de:bvb:12-bsb00083886-4","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"software, multimedia"},{"id":"pmh:oai:edoc.mpg.de:231345","is_oa":false,"landing_page_url":"http://edoc.mpg.de/231345","pdf_url":null,"source":{"id":"https://openalex.org/S4406922265","display_name":"Max Planck Institute for Plasma Physics","issn_l":null,"issn":null,"is_oa":false,"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":"ACM Transactions on Graphics, v.23, 609-612 (2004)","raw_type":"Article"},{"id":"pmh:oai:edoc.mpg.de:231942","is_oa":false,"landing_page_url":"http://edoc.mpg.de/231942","pdf_url":null,"source":{"id":"https://openalex.org/S4406922265","display_name":"Max Planck Institute for Plasma Physics","issn_l":null,"issn":null,"is_oa":false,"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":"ACM Transactions on Graphics, v.23, 609-612 (2004)","raw_type":"Article"}],"best_oa_location":{"id":"pmh:oai:pure.mpg.de:item_1329814","is_oa":true,"landing_page_url":"http://hdl.handle.net/11858/00-001M-0000-000F-2B2D-3","pdf_url":"https://pure.mpg.de/pubman/item/item_1329814_3/component/file_3583968/sig04obs.pdf","source":{"id":"https://openalex.org/S4306400654","display_name":"MPG.PuRe (Max Planck Society)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I149899117","host_organization_name":"Max Planck Society","host_organization_lineage":["https://openalex.org/I149899117"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ACM Transactions on Graphics","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11","score":0.47999998927116394}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":false},"content_urls":{"pdf":"https://content.openalex.org/works/W2122076394.pdf"},"referenced_works_count":39,"referenced_works":["https://openalex.org/W206063426","https://openalex.org/W1503893179","https://openalex.org/W1549794382","https://openalex.org/W1561343803","https://openalex.org/W1587482075","https://openalex.org/W1595535584","https://openalex.org/W1626653188","https://openalex.org/W1959066688","https://openalex.org/W1977758817","https://openalex.org/W1980387166","https://openalex.org/W1991484114","https://openalex.org/W2004217976","https://openalex.org/W2011981813","https://openalex.org/W2017115857","https://openalex.org/W2019257888","https://openalex.org/W2052790699","https://openalex.org/W2065769146","https://openalex.org/W2070597190","https://openalex.org/W2080810148","https://openalex.org/W2093027094","https://openalex.org/W2099953968","https://openalex.org/W2103671504","https://openalex.org/W2125497072","https://openalex.org/W2149887512","https://openalex.org/W2161141071","https://openalex.org/W2163864141","https://openalex.org/W2169990827","https://openalex.org/W2171301135","https://openalex.org/W2222219094","https://openalex.org/W2611234013","https://openalex.org/W2998100778","https://openalex.org/W3000113330","https://openalex.org/W3151546419","https://openalex.org/W4214540058","https://openalex.org/W4214627933","https://openalex.org/W4233204949","https://openalex.org/W4251395003","https://openalex.org/W6608401799","https://openalex.org/W6689236381"],"related_works":["https://openalex.org/W2039089021","https://openalex.org/W2168497096","https://openalex.org/W1508989953","https://openalex.org/W2525567773","https://openalex.org/W2354710386","https://openalex.org/W2005204240","https://openalex.org/W2909819188","https://openalex.org/W2021032139","https://openalex.org/W2350692777","https://openalex.org/W2149306172"],"abstract_inverted_index":{"We":[0,46],"propose":[1],"a":[2],"simple":[3],"and":[4,16,42,51,55,70],"effective":[5],"method":[6],"for":[7,66],"detecting":[8],"view-and":[9],"scale-independent":[10],"ridge-valley":[11],"lines":[12],"defined":[13],"via":[14],"first-":[15],"second-order":[17],"curvature":[18],"derivatives":[19,33],"on":[20],"shapes":[21],"approximated":[22],"by":[23,36],"dense":[24],"triangle":[25],"meshes.":[26],"A":[27],"high-quality":[28],"estimation":[29],"of":[30],"high-order":[31],"surface":[32,40,58],"is":[34],"achieved":[35],"combining":[37],"multi-level":[38],"implicit":[39],"fitting":[41],"finite":[43],"difference":[44],"approximations.":[45],"demonstrate":[47],"that":[48],"the":[49],"ridges":[50],"valleys":[52],"are":[53],"geometrically":[54],"perceptually":[56],"salient":[57],"features,":[59],"and,":[60],"therefore,":[61],"can":[62],"be":[63],"potentially":[64],"used":[65],"shape":[67],"recognition,":[68],"coding,":[69],"quality":[71],"evaluation":[72],"purposes.":[73]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":12},{"year":2020,"cited_by_count":15},{"year":2019,"cited_by_count":13},{"year":2018,"cited_by_count":11},{"year":2017,"cited_by_count":14},{"year":2016,"cited_by_count":28},{"year":2015,"cited_by_count":18},{"year":2014,"cited_by_count":21},{"year":2013,"cited_by_count":23},{"year":2012,"cited_by_count":25}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}