{"id":"https://openalex.org/W2232752597","doi":"https://doi.org/10.1007/s12145-016-0249-3","title":"An efficient algorithm for assignment of flow direction over flat surfaces in raster DEMs based on distance transform","display_name":"An efficient algorithm for assignment of flow direction over flat surfaces in raster DEMs based on distance transform","publication_year":2016,"publication_date":"2016-01-11","ids":{"openalex":"https://openalex.org/W2232752597","doi":"https://doi.org/10.1007/s12145-016-0249-3","mag":"2232752597"},"language":"en","primary_location":{"id":"doi:10.1007/s12145-016-0249-3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s12145-016-0249-3","pdf_url":null,"source":{"id":"https://openalex.org/S198914822","display_name":"Earth Science Informatics","issn_l":"1865-0473","issn":["1865-0473","1865-0481"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Earth Science Informatics","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/A5011501774","display_name":"Cheng Su","orcid":"https://orcid.org/0000-0002-3540-0309"},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Cheng Su","raw_affiliation_strings":["Institute of Space Information and Technique, Department of Earth Sciences, Zhejiang University, 38 Zheda Rd, Xihu, Hangzhou, Zhejiang, 310027, China"],"affiliations":[{"raw_affiliation_string":"Institute of Space Information and Technique, Department of Earth Sciences, Zhejiang University, 38 Zheda Rd, Xihu, Hangzhou, Zhejiang, 310027, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050111529","display_name":"Feng Cunjun","orcid":null},"institutions":[{"id":"https://openalex.org/I4210141849","display_name":"National Administration of Surveying, Mapping and Geoinformation of China","ror":"https://ror.org/04z3map19","country_code":"CN","type":"government","lineage":["https://openalex.org/I4210141849"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Cunjun Feng","raw_affiliation_strings":["Zhejiang Administration of Surveying Mapping and Geoinformation, Geomatics Center of Zhejiang, 83 Baochu N Rd, Xihu, Hangzhou, Zhejiang, China"],"affiliations":[{"raw_affiliation_string":"Zhejiang Administration of Surveying Mapping and Geoinformation, Geomatics Center of Zhejiang, 83 Baochu N Rd, Xihu, Hangzhou, Zhejiang, China","institution_ids":["https://openalex.org/I4210141849"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002586476","display_name":"Xizhi Wang","orcid":"https://orcid.org/0009-0009-0945-9858"},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xizhi Wang","raw_affiliation_strings":["Institute of Space Information and Technique, Department of Earth Sciences, Zhejiang University, 38 Zheda Rd, Xihu, Hangzhou, Zhejiang, 310027, China"],"affiliations":[{"raw_affiliation_string":"Institute of Space Information and Technique, Department of Earth Sciences, Zhejiang University, 38 Zheda Rd, Xihu, Hangzhou, Zhejiang, 310027, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045446348","display_name":"Zhicai Huang","orcid":null},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhicai Huang","raw_affiliation_strings":["Institute of Space Information and Technique, Department of Earth Sciences, Zhejiang University, 38 Zheda Rd, Xihu, Hangzhou, Zhejiang, 310027, China"],"affiliations":[{"raw_affiliation_string":"Institute of Space Information and Technique, Department of Earth Sciences, Zhejiang University, 38 Zheda Rd, Xihu, Hangzhou, Zhejiang, 310027, China","institution_ids":["https://openalex.org/I76130692"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5055738403","display_name":"Xiaocan Zhang","orcid":"https://orcid.org/0000-0002-1513-4103"},"institutions":[{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaocan Zhang","raw_affiliation_strings":["Institute of Space Information and Technique, Department of Earth Sciences, Zhejiang University, 38 Zheda Rd, Xihu, Hangzhou, Zhejiang, 310027, China"],"affiliations":[{"raw_affiliation_string":"Institute of Space Information and Technique, Department of Earth Sciences, Zhejiang University, 38 Zheda Rd, Xihu, Hangzhou, Zhejiang, 310027, China","institution_ids":["https://openalex.org/I76130692"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5011501774"],"corresponding_institution_ids":["https://openalex.org/I76130692"],"apc_list":{"value":2690,"currency":"EUR","value_usd":3390},"apc_paid":null,"fwci":0.9593,"has_fulltext":false,"cited_by_count":16,"citation_normalized_percentile":{"value":0.79232527,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"9","issue":"2","first_page":"225","last_page":"233"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10330","display_name":"Hydrology and Watershed Management Studies","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10330","display_name":"Hydrology and Watershed Management Studies","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10930","display_name":"Flood Risk Assessment and Management","score":0.9945999979972839,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10577","display_name":"Hydrology and Sediment Transport Processes","score":0.9861000180244446,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/terrain","display_name":"Terrain","score":0.8179359436035156},{"id":"https://openalex.org/keywords/raster-graphics","display_name":"Raster graphics","score":0.7288299202919006},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.7064982056617737},{"id":"https://openalex.org/keywords/digital-elevation-model","display_name":"Digital elevation model","score":0.6798297762870789},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6523233652114868},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.5817969441413879},{"id":"https://openalex.org/keywords/flow","display_name":"Flow (mathematics)","score":0.570972740650177},{"id":"https://openalex.org/keywords/distance-transform","display_name":"Distance transform","score":0.5341358184814453},{"id":"https://openalex.org/keywords/raster-data","display_name":"Raster data","score":0.5326606631278992},{"id":"https://openalex.org/keywords/medial-axis","display_name":"Medial axis","score":0.46605974435806274},{"id":"https://openalex.org/keywords/surface","display_name":"Surface (topology)","score":0.4291284382343292},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.2992209792137146},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.2766519784927368},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.2294035255908966},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.21786701679229736},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.212062269449234},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.20215877890586853}],"concepts":[{"id":"https://openalex.org/C161840515","wikidata":"https://www.wikidata.org/wiki/Q186131","display_name":"Terrain","level":2,"score":0.8179359436035156},{"id":"https://openalex.org/C181844469","wikidata":"https://www.wikidata.org/wiki/Q182270","display_name":"Raster graphics","level":2,"score":0.7288299202919006},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.7064982056617737},{"id":"https://openalex.org/C181843262","wikidata":"https://www.wikidata.org/wiki/Q640492","display_name":"Digital elevation model","level":2,"score":0.6798297762870789},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6523233652114868},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.5817969441413879},{"id":"https://openalex.org/C38349280","wikidata":"https://www.wikidata.org/wiki/Q1434290","display_name":"Flow (mathematics)","level":2,"score":0.570972740650177},{"id":"https://openalex.org/C73621898","wikidata":"https://www.wikidata.org/wiki/Q2940504","display_name":"Distance transform","level":3,"score":0.5341358184814453},{"id":"https://openalex.org/C2692088","wikidata":"https://www.wikidata.org/wiki/Q182270","display_name":"Raster data","level":3,"score":0.5326606631278992},{"id":"https://openalex.org/C185877587","wikidata":"https://www.wikidata.org/wiki/Q1757407","display_name":"Medial axis","level":2,"score":0.46605974435806274},{"id":"https://openalex.org/C2776799497","wikidata":"https://www.wikidata.org/wiki/Q484298","display_name":"Surface (topology)","level":2,"score":0.4291284382343292},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.2992209792137146},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.2766519784927368},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.2294035255908966},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.21786701679229736},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.212062269449234},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.20215877890586853},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s12145-016-0249-3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s12145-016-0249-3","pdf_url":null,"source":{"id":"https://openalex.org/S198914822","display_name":"Earth Science Informatics","issn_l":"1865-0473","issn":["1865-0473","1865-0481"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Earth Science Informatics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.47999998927116394,"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11"}],"awards":[{"id":"https://openalex.org/G3809032081","display_name":null,"funder_award_id":"2-2050205-15-001","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W260049608","https://openalex.org/W1971830931","https://openalex.org/W1987986134","https://openalex.org/W1992514333","https://openalex.org/W1995470306","https://openalex.org/W2009171116","https://openalex.org/W2009318757","https://openalex.org/W2011012952","https://openalex.org/W2020225014","https://openalex.org/W2020957925","https://openalex.org/W2025924291","https://openalex.org/W2031619456","https://openalex.org/W2039738780","https://openalex.org/W2054444106","https://openalex.org/W2062660092","https://openalex.org/W2069537876","https://openalex.org/W2085594222","https://openalex.org/W2087536601","https://openalex.org/W2087884757","https://openalex.org/W2093365135","https://openalex.org/W2094887943","https://openalex.org/W2101457718","https://openalex.org/W2101805178","https://openalex.org/W2126034557","https://openalex.org/W2127004595","https://openalex.org/W2149633211","https://openalex.org/W2151897820","https://openalex.org/W2169427953","https://openalex.org/W2170876537"],"related_works":["https://openalex.org/W1997953140","https://openalex.org/W4245508207","https://openalex.org/W2996808565","https://openalex.org/W2371122778","https://openalex.org/W1488652151","https://openalex.org/W2026066822","https://openalex.org/W2768758348","https://openalex.org/W3102510374","https://openalex.org/W2954918491","https://openalex.org/W2965182652"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}