{"id":"https://openalex.org/W2017759715","doi":"https://doi.org/10.1145/1341012.1341050","title":"Multi-scale dual morse complexes for representing terrain morphology","display_name":"Multi-scale dual morse complexes for representing terrain morphology","publication_year":2007,"publication_date":"2007-11-07","ids":{"openalex":"https://openalex.org/W2017759715","doi":"https://doi.org/10.1145/1341012.1341050","mag":"2017759715"},"language":"en","primary_location":{"id":"doi:10.1145/1341012.1341050","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1341012.1341050","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 15th annual ACM international symposium on Advances in geographic information systems","raw_type":"proceedings-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/A5080238541","display_name":"Emanuele Danovaro","orcid":"https://orcid.org/0000-0003-2025-6794"},"institutions":[{"id":"https://openalex.org/I171543936","display_name":"Free University of Bozen-Bolzano","ror":"https://ror.org/012ajp527","country_code":"IT","type":"education","lineage":["https://openalex.org/I171543936"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Emanuele Danovaro","raw_affiliation_strings":["Free University of Bozen - Bolzano, Italy and University of Genova, Italy"],"affiliations":[{"raw_affiliation_string":"Free University of Bozen - Bolzano, Italy and University of Genova, Italy","institution_ids":["https://openalex.org/I171543936"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018924195","display_name":"Leila De Floriani","orcid":"https://orcid.org/0000-0002-1361-2888"},"institutions":[{"id":"https://openalex.org/I66946132","display_name":"University of Maryland, College Park","ror":"https://ror.org/047s2c258","country_code":"US","type":"education","lineage":["https://openalex.org/I66946132"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Leila De Floriani","raw_affiliation_strings":["University of Genova, Italy and University of Maryland, College Park, MD","University of Genova, Italy and University of Maryland, College Park, MD#TAB#"],"affiliations":[{"raw_affiliation_string":"University of Genova, Italy and University of Maryland, College Park, MD","institution_ids":["https://openalex.org/I66946132"]},{"raw_affiliation_string":"University of Genova, Italy and University of Maryland, College Park, MD#TAB#","institution_ids":["https://openalex.org/I66946132"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073969058","display_name":"Maria Vitali","orcid":null},"institutions":[{"id":"https://openalex.org/I83816512","display_name":"University of Genoa","ror":"https://ror.org/0107c5v14","country_code":"IT","type":"education","lineage":["https://openalex.org/I83816512"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Maria Vitali","raw_affiliation_strings":["University of Genova, Italy","University of Genova, , Italy"],"affiliations":[{"raw_affiliation_string":"University of Genova, Italy","institution_ids":["https://openalex.org/I83816512"]},{"raw_affiliation_string":"University of Genova, , Italy","institution_ids":["https://openalex.org/I83816512"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027120705","display_name":"Paola Magillo","orcid":"https://orcid.org/0000-0001-5088-034X"},"institutions":[{"id":"https://openalex.org/I83816512","display_name":"University of Genoa","ror":"https://ror.org/0107c5v14","country_code":"IT","type":"education","lineage":["https://openalex.org/I83816512"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Paola Magillo","raw_affiliation_strings":["University of Genova, Italy","University of Genova, , Italy"],"affiliations":[{"raw_affiliation_string":"University of Genova, Italy","institution_ids":["https://openalex.org/I83816512"]},{"raw_affiliation_string":"University of Genova, , Italy","institution_ids":["https://openalex.org/I83816512"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5080238541"],"corresponding_institution_ids":["https://openalex.org/I171543936"],"apc_list":null,"apc_paid":null,"fwci":1.093,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.77094433,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"8"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12536","display_name":"Topological and Geometric Data Analysis","score":0.9944999814033508,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T12536","display_name":"Topological and Geometric Data Analysis","score":0.9944999814033508,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9793000221252441,"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/T10481","display_name":"Computer Graphics and Visualization Techniques","score":0.9666000008583069,"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/terrain","display_name":"Terrain","score":0.8684871196746826},{"id":"https://openalex.org/keywords/morse-code","display_name":"Morse code","score":0.8303705453872681},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.6825042963027954},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.6643617153167725},{"id":"https://openalex.org/keywords/dual","display_name":"Dual (grammatical number)","score":0.6529581546783447},{"id":"https://openalex.org/keywords/decomposition","display_name":"Decomposition","score":0.6024638414382935},{"id":"https://openalex.org/keywords/discrete-morse-theory","display_name":"Discrete Morse theory","score":0.5392455458641052},{"id":"https://openalex.org/keywords/morse-theory","display_name":"Morse theory","score":0.5365244150161743},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5185521245002747},{"id":"https://openalex.org/keywords/morphology","display_name":"Morphology (biology)","score":0.4670112729072571},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.33982378244400024},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.33874738216400146},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.33813220262527466},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3309362232685089},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.2188393771648407},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.16939839720726013},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.16004639863967896},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.11626434326171875},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.10478606820106506},{"id":"https://openalex.org/keywords/art","display_name":"Art","score":0.05526202917098999}],"concepts":[{"id":"https://openalex.org/C161840515","wikidata":"https://www.wikidata.org/wiki/Q186131","display_name":"Terrain","level":2,"score":0.8684871196746826},{"id":"https://openalex.org/C140031139","wikidata":"https://www.wikidata.org/wiki/Q79897","display_name":"Morse code","level":2,"score":0.8303705453872681},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.6825042963027954},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.6643617153167725},{"id":"https://openalex.org/C2780980858","wikidata":"https://www.wikidata.org/wiki/Q110022","display_name":"Dual (grammatical number)","level":2,"score":0.6529581546783447},{"id":"https://openalex.org/C124681953","wikidata":"https://www.wikidata.org/wiki/Q339062","display_name":"Decomposition","level":2,"score":0.6024638414382935},{"id":"https://openalex.org/C170315498","wikidata":"https://www.wikidata.org/wiki/Q5282039","display_name":"Discrete Morse theory","level":3,"score":0.5392455458641052},{"id":"https://openalex.org/C156730297","wikidata":"https://www.wikidata.org/wiki/Q2296951","display_name":"Morse theory","level":2,"score":0.5365244150161743},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5185521245002747},{"id":"https://openalex.org/C499950583","wikidata":"https://www.wikidata.org/wiki/Q183252","display_name":"Morphology (biology)","level":2,"score":0.4670112729072571},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.33982378244400024},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.33874738216400146},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.33813220262527466},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3309362232685089},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.2188393771648407},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.16939839720726013},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.16004639863967896},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.11626434326171875},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.10478606820106506},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.05526202917098999},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C124952713","wikidata":"https://www.wikidata.org/wiki/Q8242","display_name":"Literature","level":1,"score":0.0},{"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/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/1341012.1341050","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1341012.1341050","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 15th annual ACM international symposium on Advances in geographic information systems","raw_type":"proceedings-article"},{"id":"pmh:oai:iris.unige.it:11567/250241","is_oa":false,"landing_page_url":"http://hdl.handle.net/11567/250241","pdf_url":null,"source":{"id":"https://openalex.org/S4377196291","display_name":"CINECA IRIS Institutial Research Information System (University of Genoa)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I83816512","host_organization_name":"University of Genoa","host_organization_lineage":["https://openalex.org/I83816512"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2009916368","display_name":null,"funder_award_id":"506766","funder_id":"https://openalex.org/F4320334962","funder_display_name":"Sixth Framework Programme"},{"id":"https://openalex.org/G4705027690","display_name":null,"funder_award_id":"RBIN04HWR8","funder_id":"https://openalex.org/F4320321873","funder_display_name":"Ministero dell\u2019Istruzione, dell\u2019Universit\u00e0 e della Ricerca"},{"id":"https://openalex.org/G8349175257","display_name":null,"funder_award_id":"CCF-0541032","funder_id":"https://openalex.org/F4320337387","funder_display_name":"Division of Computing and Communication Foundations"}],"funders":[{"id":"https://openalex.org/F4320321873","display_name":"Ministero dell\u2019Istruzione, dell\u2019Universit\u00e0 e della Ricerca","ror":"https://ror.org/0166hxq48"},{"id":"https://openalex.org/F4320334962","display_name":"Sixth Framework Programme","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320337387","display_name":"Division of Computing and Communication Foundations","ror":"https://ror.org/01mng8331"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W39531900","https://openalex.org/W75329814","https://openalex.org/W116833144","https://openalex.org/W600837911","https://openalex.org/W1497711060","https://openalex.org/W1530609035","https://openalex.org/W1547981820","https://openalex.org/W1555438743","https://openalex.org/W1590627183","https://openalex.org/W1652775531","https://openalex.org/W1957264581","https://openalex.org/W1986970331","https://openalex.org/W2017128277","https://openalex.org/W2017709497","https://openalex.org/W2041758490","https://openalex.org/W2050439505","https://openalex.org/W2056229121","https://openalex.org/W2118047107","https://openalex.org/W2123207641","https://openalex.org/W2124789001","https://openalex.org/W2142822968","https://openalex.org/W2163167610","https://openalex.org/W4213199372","https://openalex.org/W4285719527","https://openalex.org/W6631862368"],"related_works":["https://openalex.org/W2037435271","https://openalex.org/W1595332435","https://openalex.org/W2185671344","https://openalex.org/W4389768470","https://openalex.org/W1976948755","https://openalex.org/W4308897745","https://openalex.org/W2106662121","https://openalex.org/W2182193748","https://openalex.org/W4391621586","https://openalex.org/W2324556229"],"abstract_inverted_index":{"We":[0,48],"propose":[1,49],"a":[2,9,16,25,50,79,86],"new":[3,61],"multi-scale":[4],"terrain":[5],"model,":[6],"based":[7],"on":[8,70,74],"hierarchical":[10,80],"representation":[11,52],"for":[12,64],"the":[13,30,34,54,65,96],"morphology":[14],"of":[15,20,29,53,95],"terrain.":[17],"The":[18],"basis":[19],"our":[21,93],"morphological":[22],"model":[23],"is":[24],"dual":[26,55],"Morse":[27,56,66,88],"decomposition":[28,57,67],"terrain,":[31],"composed":[32],"by":[33,40],"stable":[35],"and":[36,44,58],"unstable":[37],"manifolds":[38],"defined":[39],"its":[41,45],"critical":[42],"points":[43],"integral":[46],"lines.":[47],"two-level":[51],"we":[59,77,84],"define":[60,78],"simplification":[62],"operators":[63],"which":[68],"act":[69],"such":[71],"representation.":[72],"Based":[73],"these":[75],"operators,":[76],"morphology-based":[81],"representation,":[82],"that":[83],"call":[85],"Multi-scale":[87],"Complex":[89],"(MMC).":[90],"Results":[91],"from":[92],"implementation":[94],"MMC":[97],"are":[98],"presented.":[99]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}