{"id":"https://openalex.org/W260049608","doi":"https://doi.org/10.1007/s12145-015-0223-5","title":"An integrated algorithm for depression filling and assignment of drainage directions over flat surfaces in digital elevation models","display_name":"An integrated algorithm for depression filling and assignment of drainage directions over flat surfaces in digital elevation models","publication_year":2015,"publication_date":"2015-05-15","ids":{"openalex":"https://openalex.org/W260049608","doi":"https://doi.org/10.1007/s12145-015-0223-5","mag":"260049608"},"language":"en","primary_location":{"id":"doi:10.1007/s12145-015-0223-5","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s12145-015-0223-5","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, College of Science, Zhejiang University, Hangzhou, China","Zhejiang, University"],"affiliations":[{"raw_affiliation_string":"Institute of Space Information and Technique, Department of Earth Sciences, College of Science, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Zhejiang, University","institution_ids":["https://openalex.org/I76130692"]}]},{"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, College of Science, Zhejiang University, Hangzhou, China","Zhejiang, University"],"affiliations":[{"raw_affiliation_string":"Institute of Space Information and Technique, Department of Earth Sciences, College of Science, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Zhejiang, University","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":["Geographic Information Center, Zhejiang Administration of Surveying Mapping and Geoinformation, Zhejiang, China","Zhejiang Administration of Surveying Mapping and Geoinformation"],"affiliations":[{"raw_affiliation_string":"Geographic Information Center, Zhejiang Administration of Surveying Mapping and Geoinformation, Zhejiang, China","institution_ids":["https://openalex.org/I4210141849"]},{"raw_affiliation_string":"Zhejiang Administration of Surveying Mapping and Geoinformation","institution_ids":["https://openalex.org/I4210141849"]}]},{"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, College of Science, Zhejiang University, Hangzhou, China","Zhejiang, University"],"affiliations":[{"raw_affiliation_string":"Institute of Space Information and Technique, Department of Earth Sciences, College of Science, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Zhejiang, University","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, College of Science, Zhejiang University, Hangzhou, China","Zhejiang, University"],"affiliations":[{"raw_affiliation_string":"Institute of Space Information and Technique, Department of Earth Sciences, College of Science, Zhejiang University, Hangzhou, China","institution_ids":["https://openalex.org/I76130692"]},{"raw_affiliation_string":"Zhejiang, University","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":1.0846,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.80634996,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"8","issue":"4","first_page":"895","last_page":"905"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10330","display_name":"Hydrology and Watershed Management Studies","score":0.9991000294685364,"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":0.9991000294685364,"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/T10889","display_name":"Soil erosion and sediment transport","score":0.9976999759674072,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10577","display_name":"Hydrology and Sediment Transport Processes","score":0.9945999979972839,"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":0.7406951189041138},{"id":"https://openalex.org/keywords/digital-elevation-model","display_name":"Digital elevation model","score":0.7342997193336487},{"id":"https://openalex.org/keywords/elevation","display_name":"Elevation (ballistics)","score":0.7205971479415894},{"id":"https://openalex.org/keywords/drainage","display_name":"Drainage","score":0.6067909002304077},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5681911706924438},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.5368834733963013},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.5098456740379333},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.49592265486717224},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.46518319845199585},{"id":"https://openalex.org/keywords/work","display_name":"Work (physics)","score":0.44464531540870667},{"id":"https://openalex.org/keywords/chain-code","display_name":"Chain code","score":0.4325122833251953},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.37106478214263916},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.24210816621780396},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.24102050065994263},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.19446608424186707},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.16406145691871643},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15762680768966675},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.0983518660068512},{"id":"https://openalex.org/keywords/mechanical-engineering","display_name":"Mechanical engineering","score":0.09488505125045776},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.08966881036758423}],"concepts":[{"id":"https://openalex.org/C161840515","wikidata":"https://www.wikidata.org/wiki/Q186131","display_name":"Terrain","level":2,"score":0.7406951189041138},{"id":"https://openalex.org/C181843262","wikidata":"https://www.wikidata.org/wiki/Q640492","display_name":"Digital elevation model","level":2,"score":0.7342997193336487},{"id":"https://openalex.org/C37054046","wikidata":"https://www.wikidata.org/wiki/Q641888","display_name":"Elevation (ballistics)","level":2,"score":0.7205971479415894},{"id":"https://openalex.org/C67592535","wikidata":"https://www.wikidata.org/wiki/Q7481320","display_name":"Drainage","level":2,"score":0.6067909002304077},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5681911706924438},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.5368834733963013},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.5098456740379333},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.49592265486717224},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.46518319845199585},{"id":"https://openalex.org/C18762648","wikidata":"https://www.wikidata.org/wiki/Q42213","display_name":"Work (physics)","level":2,"score":0.44464531540870667},{"id":"https://openalex.org/C93058836","wikidata":"https://www.wikidata.org/wiki/Q1453572","display_name":"Chain code","level":3,"score":0.4325122833251953},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.37106478214263916},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.24210816621780396},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.24102050065994263},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.19446608424186707},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.16406145691871643},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15762680768966675},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0983518660068512},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.09488505125045776},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.08966881036758423},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","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/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s12145-015-0223-5","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s12145-015-0223-5","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":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W50304484","https://openalex.org/W202448823","https://openalex.org/W1630812162","https://openalex.org/W1971830931","https://openalex.org/W1981646498","https://openalex.org/W1987986134","https://openalex.org/W1992514333","https://openalex.org/W1995470306","https://openalex.org/W2008685323","https://openalex.org/W2009318757","https://openalex.org/W2011012952","https://openalex.org/W2020957925","https://openalex.org/W2025818287","https://openalex.org/W2031619456","https://openalex.org/W2039738780","https://openalex.org/W2044157970","https://openalex.org/W2062660092","https://openalex.org/W2071937242","https://openalex.org/W2084171748","https://openalex.org/W2085594222","https://openalex.org/W2086659130","https://openalex.org/W2087536601","https://openalex.org/W2087884757","https://openalex.org/W2094887943","https://openalex.org/W2101805178","https://openalex.org/W2124260943","https://openalex.org/W2126034557","https://openalex.org/W2136790139","https://openalex.org/W2142465731","https://openalex.org/W2143296882","https://openalex.org/W2149633211","https://openalex.org/W2151897820","https://openalex.org/W2153978805","https://openalex.org/W2169427953","https://openalex.org/W2170876537","https://openalex.org/W2339036454","https://openalex.org/W2493917148","https://openalex.org/W2623582931","https://openalex.org/W4250066708"],"related_works":["https://openalex.org/W3148155918","https://openalex.org/W2462682329","https://openalex.org/W4386906247","https://openalex.org/W2053526712","https://openalex.org/W4206741056","https://openalex.org/W3040595263","https://openalex.org/W1621772017","https://openalex.org/W4239147863","https://openalex.org/W2909855017","https://openalex.org/W2352163239"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}