{"id":"https://openalex.org/W2801341331","doi":"https://doi.org/10.3390/e20050345","title":"Remote Sensing Extraction Method of Tailings Ponds in Ultra-Low-Grade Iron Mining Area Based on Spectral Characteristics and Texture Entropy","display_name":"Remote Sensing Extraction Method of Tailings Ponds in Ultra-Low-Grade Iron Mining Area Based on Spectral Characteristics and Texture Entropy","publication_year":2018,"publication_date":"2018-05-06","ids":{"openalex":"https://openalex.org/W2801341331","doi":"https://doi.org/10.3390/e20050345","mag":"2801341331","pmid":"https://pubmed.ncbi.nlm.nih.gov/33265435"},"language":"en","primary_location":{"id":"doi:10.3390/e20050345","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e20050345","pdf_url":"https://www.mdpi.com/1099-4300/20/5/345/pdf?version=1525585690","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Entropy","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1099-4300/20/5/345/pdf?version=1525585690","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101752546","display_name":"Baodong Ma","orcid":"https://orcid.org/0000-0002-7002-7984"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Baodong Ma","raw_affiliation_strings":["Institute for Geoinformatics & Digital Mine Research, Northeastern University, Shenyang 110819, China","Key Laboratory of Ministry of Education on Safe Mining of Deep Metal Mines, Northeastern University, Shenyang 110819, China"],"affiliations":[{"raw_affiliation_string":"Institute for Geoinformatics & Digital Mine Research, Northeastern University, Shenyang 110819, China","institution_ids":["https://openalex.org/I9224756"]},{"raw_affiliation_string":"Key Laboratory of Ministry of Education on Safe Mining of Deep Metal Mines, Northeastern University, Shenyang 110819, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008881637","display_name":"Yuteng Chen","orcid":null},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuteng Chen","raw_affiliation_strings":["Institute for Geoinformatics & Digital Mine Research, Northeastern University, Shenyang 110819, China","Key Laboratory of Ministry of Education on Safe Mining of Deep Metal Mines, Northeastern University, Shenyang 110819, China"],"affiliations":[{"raw_affiliation_string":"Institute for Geoinformatics & Digital Mine Research, Northeastern University, Shenyang 110819, China","institution_ids":["https://openalex.org/I9224756"]},{"raw_affiliation_string":"Key Laboratory of Ministry of Education on Safe Mining of Deep Metal Mines, Northeastern University, Shenyang 110819, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100366511","display_name":"Song Zhang","orcid":"https://orcid.org/0000-0001-6090-1116"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Song Zhang","raw_affiliation_strings":["Institute for Geoinformatics & Digital Mine Research, Northeastern University, Shenyang 110819, China","Key Laboratory of Ministry of Education on Safe Mining of Deep Metal Mines, Northeastern University, Shenyang 110819, China"],"affiliations":[{"raw_affiliation_string":"Institute for Geoinformatics & Digital Mine Research, Northeastern University, Shenyang 110819, China","institution_ids":["https://openalex.org/I9224756"]},{"raw_affiliation_string":"Key Laboratory of Ministry of Education on Safe Mining of Deep Metal Mines, Northeastern University, Shenyang 110819, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103059723","display_name":"Xuexin Li","orcid":"https://orcid.org/0000-0002-7083-9659"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuexin Li","raw_affiliation_strings":["Institute for Geoinformatics & Digital Mine Research, Northeastern University, Shenyang 110819, China","Key Laboratory of Ministry of Education on Safe Mining of Deep Metal Mines, Northeastern University, Shenyang 110819, China"],"affiliations":[{"raw_affiliation_string":"Institute for Geoinformatics & Digital Mine Research, Northeastern University, Shenyang 110819, China","institution_ids":["https://openalex.org/I9224756"]},{"raw_affiliation_string":"Key Laboratory of Ministry of Education on Safe Mining of Deep Metal Mines, Northeastern University, Shenyang 110819, China","institution_ids":["https://openalex.org/I9224756"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5101752546"],"corresponding_institution_ids":["https://openalex.org/I9224756"],"apc_list":{"value":2000,"currency":"CHF","value_usd":2165},"apc_paid":{"value":2000,"currency":"CHF","value_usd":2165},"fwci":1.5736,"has_fulltext":true,"cited_by_count":21,"citation_normalized_percentile":{"value":0.81874712,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"20","issue":"5","first_page":"345","last_page":"345"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T14392","display_name":"Geoscience and Mining Technology","score":0.9753000140190125,"subfield":{"id":"https://openalex.org/subfields/2213","display_name":"Safety, Risk, Reliability and Quality"},"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/T14392","display_name":"Geoscience and Mining Technology","score":0.9753000140190125,"subfield":{"id":"https://openalex.org/subfields/2213","display_name":"Safety, Risk, Reliability and Quality"},"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/T10689","display_name":"Remote-Sensing Image Classification","score":0.9448000192642212,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/T13890","display_name":"Remote Sensing and Land Use","score":0.9291999936103821,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/tailings","display_name":"Tailings","score":0.9287861585617065},{"id":"https://openalex.org/keywords/entropy","display_name":"Entropy (arrow of time)","score":0.5718803405761719},{"id":"https://openalex.org/keywords/extraction","display_name":"Extraction (chemistry)","score":0.4951142370700836},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.45807382464408875},{"id":"https://openalex.org/keywords/texture","display_name":"Texture (cosmology)","score":0.4296357333660126},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.4224141240119934},{"id":"https://openalex.org/keywords/mining-engineering","display_name":"Mining engineering","score":0.394519180059433},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.3675646483898163},{"id":"https://openalex.org/keywords/soil-science","display_name":"Soil science","score":0.3463292419910431},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2565814256668091},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.23781391978263855},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.20594686269760132},{"id":"https://openalex.org/keywords/metallurgy","display_name":"Metallurgy","score":0.18659216165542603},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.059566348791122437}],"concepts":[{"id":"https://openalex.org/C5166401","wikidata":"https://www.wikidata.org/wiki/Q1784525","display_name":"Tailings","level":2,"score":0.9287861585617065},{"id":"https://openalex.org/C106301342","wikidata":"https://www.wikidata.org/wiki/Q4117933","display_name":"Entropy (arrow of time)","level":2,"score":0.5718803405761719},{"id":"https://openalex.org/C4725764","wikidata":"https://www.wikidata.org/wiki/Q844704","display_name":"Extraction (chemistry)","level":2,"score":0.4951142370700836},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.45807382464408875},{"id":"https://openalex.org/C2781195486","wikidata":"https://www.wikidata.org/wiki/Q289436","display_name":"Texture (cosmology)","level":3,"score":0.4296357333660126},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.4224141240119934},{"id":"https://openalex.org/C16674752","wikidata":"https://www.wikidata.org/wiki/Q1370637","display_name":"Mining engineering","level":1,"score":0.394519180059433},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.3675646483898163},{"id":"https://openalex.org/C159390177","wikidata":"https://www.wikidata.org/wiki/Q9161265","display_name":"Soil science","level":1,"score":0.3463292419910431},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2565814256668091},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.23781391978263855},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.20594686269760132},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.18659216165542603},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.059566348791122437},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.3390/e20050345","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e20050345","pdf_url":"https://www.mdpi.com/1099-4300/20/5/345/pdf?version=1525585690","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Entropy","raw_type":"journal-article"},{"id":"pmid:33265435","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/33265435","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Entropy (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:mdpi.com:/1099-4300/20/5/345/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/e20050345","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Entropy; Volume 20; Issue 5; Pages: 345","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:7512862","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/7512862","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Entropy (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/e20050345","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e20050345","pdf_url":"https://www.mdpi.com/1099-4300/20/5/345/pdf?version=1525585690","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Entropy","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2087396116","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2376276132","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G2876510714","display_name":null,"funder_award_id":"N160104006","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G3317480652","display_name":null,"funder_award_id":"Science","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5797785011","display_name":null,"funder_award_id":"16010","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5994120800","display_name":null,"funder_award_id":"Natural","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7026274218","display_name":null,"funder_award_id":"41201359","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/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2801341331.pdf","grobid_xml":"https://content.openalex.org/works/W2801341331.grobid-xml"},"referenced_works_count":25,"referenced_works":["https://openalex.org/W1463513088","https://openalex.org/W1971095756","https://openalex.org/W1996372902","https://openalex.org/W2000400809","https://openalex.org/W2015029041","https://openalex.org/W2016962695","https://openalex.org/W2025406618","https://openalex.org/W2048241199","https://openalex.org/W2052308671","https://openalex.org/W2061793350","https://openalex.org/W2076285084","https://openalex.org/W2087099055","https://openalex.org/W2206473944","https://openalex.org/W2234018419","https://openalex.org/W2305463677","https://openalex.org/W2364461440","https://openalex.org/W2591232542","https://openalex.org/W2593007382","https://openalex.org/W2605148979","https://openalex.org/W2611494333","https://openalex.org/W2613889578","https://openalex.org/W2619365828","https://openalex.org/W2620876323","https://openalex.org/W2700605498","https://openalex.org/W2801497283"],"related_works":["https://openalex.org/W3122521237","https://openalex.org/W2973500171","https://openalex.org/W3114856191","https://openalex.org/W2347582603","https://openalex.org/W2350265902","https://openalex.org/W1547037205","https://openalex.org/W2314549292","https://openalex.org/W2300011176","https://openalex.org/W2337173687","https://openalex.org/W2381330068"],"abstract_inverted_index":{"With":[0],"the":[1,5,18,27,32,49,61,74,79,120,130,136,144,167],"rapid":[2],"development":[3],"of":[4,20,31,38,64,81],"steel":[6],"and":[7,42,60,67,105,114,163],"iron":[8,11,33,115],"industry,":[9],"ultra-low-grade":[10,109],"ore":[12],"has":[13],"been":[14],"developed":[15],"extensively":[16],"since":[17],"beginning":[19],"this":[21],"century":[22],"in":[23,48,143,166],"China.":[24],"Due":[25],"to":[26,57,139,161],"high":[28],"concentration":[29],"ratio":[30],"ore,":[34],"a":[35,54,127,148],"large":[36],"amount":[37],"tailings":[39,44,82,91,113,131],"was":[40,133],"produced":[41],"many":[43],"ponds":[45,92],"were":[46,93,117],"established":[47],"mining":[50,168],"area.":[51,169],"This":[52,154],"poses":[53],"great":[55],"threat":[56],"regional":[58],"safety":[59,162],"environment":[62],"because":[63],"dam":[65],"breaks":[66],"metal":[68],"pollution.":[69],"The":[70],"spatial":[71],"distribution":[72],"is":[73],"basic":[75],"information":[76],"for":[77],"monitoring":[78],"status":[80],"ponds.":[83],"Taking":[84],"Changhe":[85],"Mining":[86],"Area":[87],"as":[88],"an":[89],"example,":[90],"extracted":[94,118],"by":[95,119],"using":[96],"Landsat":[97],"8":[98],"OLI":[99],"images":[100],"based":[101],"on":[102],"both":[103],"spectral":[104],"texture":[106],"characteristics.":[107],"Firstly,":[108],"iron-related":[110],"objects":[111],"(i.e.,":[112],"ore)":[116],"Ultra-low-grade":[121],"Iron-related":[122],"Objects":[123],"Index":[124],"(ULIOI)":[125],"with":[126],"threshold.":[128],"Secondly,":[129],"pond":[132],"distinguished":[134],"from":[135],"stope":[137],"due":[138],"their":[140],"entropy":[141],"difference":[142],"panchromatic":[145],"image":[146],"at":[147],"7":[149,151],"\u00d7":[150],"window":[152],"size.":[153],"remote":[155],"sensing":[156],"method":[157],"could":[158],"be":[159],"beneficial":[160],"environmental":[164],"management":[165]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1}],"updated_date":"2026-04-02T15:55:50.835912","created_date":"2025-10-10T00:00:00"}