{"id":"https://openalex.org/W2016559828","doi":"https://doi.org/10.1016/j.proenv.2012.01.120","title":"The Over Polluted Water Quality Assessment of Weihe River Based on Kernel Density Estimation","display_name":"The Over Polluted Water Quality Assessment of Weihe River Based on Kernel Density Estimation","publication_year":2012,"publication_date":"2012-01-01","ids":{"openalex":"https://openalex.org/W2016559828","doi":"https://doi.org/10.1016/j.proenv.2012.01.120","mag":"2016559828"},"language":"en","primary_location":{"id":"doi:10.1016/j.proenv.2012.01.120","doi":"https://doi.org/10.1016/j.proenv.2012.01.120","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.proenv.2012.01.120","pdf_url":"https://www.sciencedirect.com/science/article/pii/S1878029612001211/pdf","source":{"id":"https://openalex.org/S2764562786","display_name":"Procedia Environmental Sciences","issn_l":"1878-0296","issn":["1878-0296"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Procedia Environmental Sciences","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://www.sciencedirect.com/science/article/pii/S1878029612001211/pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5051604861","display_name":"Z.M. Zhang","orcid":"https://orcid.org/0009-0002-1993-0358","observed_orcids":["https://orcid.org/0009-0002-1993-0358"]},"institutions":[{"id":"https://openalex.org/I96852419","display_name":"Capital Normal University","ror":"https://ror.org/005edt527","country_code":"CN","type":"education","lineage":["https://openalex.org/I96852419"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Z.M. Zhang","raw_affiliation_strings":["College of Resources, Environment & Tourism, Capital Normal University, Beijing 100048, China","College of Resources, Environment and Tourism Capital Normal University Beijing 100048 China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Resources, Environment & Tourism, Capital Normal University, Beijing 100048, China","institution_ids":["https://openalex.org/I96852419"]},{"raw_affiliation_string":"College of Resources, Environment and Tourism Capital Normal University Beijing 100048 China","institution_ids":["https://openalex.org/I96852419"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084397835","display_name":"X.Y. Wang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I96852419","display_name":"Capital Normal University","ror":"https://ror.org/005edt527","country_code":"CN","type":"education","lineage":["https://openalex.org/I96852419"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"X.Y. Wang","raw_affiliation_strings":["College of Resources, Environment & Tourism, Capital Normal University, Beijing 100048, China","College of Resources, Environment and Tourism Capital Normal University Beijing 100048 China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Resources, Environment & Tourism, Capital Normal University, Beijing 100048, China","institution_ids":["https://openalex.org/I96852419"]},{"raw_affiliation_string":"College of Resources, Environment and Tourism Capital Normal University Beijing 100048 China","institution_ids":["https://openalex.org/I96852419"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Y. Zhang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I96852419","display_name":"Capital Normal University","ror":"https://ror.org/005edt527","country_code":"CN","type":"education","lineage":["https://openalex.org/I96852419"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Y. Zhang","raw_affiliation_strings":["College of Resources, Environment & Tourism, Capital Normal University, Beijing 100048, China","College of Resources, Environment and Tourism Capital Normal University Beijing 100048 China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Resources, Environment & Tourism, Capital Normal University, Beijing 100048, China","institution_ids":["https://openalex.org/I96852419"]},{"raw_affiliation_string":"College of Resources, Environment and Tourism Capital Normal University Beijing 100048 China","institution_ids":["https://openalex.org/I96852419"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112724609","display_name":"Zhe Nan","orcid":"https://orcid.org/0000-0003-0109-7580","observed_orcids":["https://orcid.org/0000-0003-0109-7580"]},"institutions":[{"id":"https://openalex.org/I96852419","display_name":"Capital Normal University","ror":"https://ror.org/005edt527","country_code":"CN","type":"education","lineage":["https://openalex.org/I96852419"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Z. Nan","raw_affiliation_strings":["College of Resources, Environment & Tourism, Capital Normal University, Beijing 100048, China","College of Resources, Environment and Tourism Capital Normal University Beijing 100048 China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Resources, Environment & Tourism, Capital Normal University, Beijing 100048, China","institution_ids":["https://openalex.org/I96852419"]},{"raw_affiliation_string":"College of Resources, Environment and Tourism Capital Normal University Beijing 100048 China","institution_ids":["https://openalex.org/I96852419"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5016280143","display_name":"Bing-gang Shen","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"B.G. Shen","raw_affiliation_strings":["Shaanxi Research and Design Institute for Environmental Science, Xi\u2019an 710054, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shaanxi Research and Design Institute for Environmental Science, Xi\u2019an 710054, China","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5084397835"],"corresponding_institution_ids":["https://openalex.org/I96852419"],"apc_list":null,"apc_paid":null,"fwci":0.5467,"has_fulltext":true,"cited_by_count":22,"citation_normalized_percentile":{"value":0.69679353,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":98},"biblio":{"volume":"13","issue":null,"first_page":"1271","last_page":"1282"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11634","display_name":"Water Quality and Pollution Assessment","score":0.9726999998092651,"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/T11634","display_name":"Water Quality and Pollution Assessment","score":0.9726999998092651,"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/T13882","display_name":"Research studies in Vietnam","score":0.025100000202655792,"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"}},{"id":"https://openalex.org/T12773","display_name":"Water Quality and Resources Studies","score":0.0006000000284984708,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/weihe-river","display_name":"Weihe River","score":0.8840000033378601},{"id":"https://openalex.org/keywords/water-quality-assessment","display_name":"water quality assessment","score":0.8399999737739563},{"id":"https://openalex.org/keywords/kernel-density-estimation","display_name":"kernel density estimation","score":0.9649999737739563},{"id":"https://openalex.org/keywords/seasonal-variation","display_name":"seasonal variation","score":0.8799999952316284},{"id":"https://openalex.org/keywords/water-quality-classification","display_name":"water quality classification","score":0.5979999899864197},{"id":"https://openalex.org/keywords/ammonia-nitrogen","display_name":"ammonia nitrogen","score":0.7059999704360962},{"id":"https://openalex.org/keywords/bod5","display_name":"BOD5","score":1.0},{"id":"https://openalex.org/keywords/land-use","display_name":"land use","score":0.5389999747276306}],"concepts":[{"id":"https://openalex.org/C52322663","wikidata":"https://www.wikidata.org/wiki/Q3117517","display_name":"Wet season","level":2,"score":0.6804847717285156},{"id":"https://openalex.org/C520944541","wikidata":"https://www.wikidata.org/wiki/Q702232","display_name":"Zoning","level":2,"score":0.6801626682281494},{"id":"https://openalex.org/C9777977","wikidata":"https://www.wikidata.org/wiki/Q146575","display_name":"Dry season","level":2,"score":0.6760616302490234},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6388627290725708},{"id":"https://openalex.org/C2780797713","wikidata":"https://www.wikidata.org/wiki/Q625376","display_name":"Water quality","level":2,"score":0.6332722902297974},{"id":"https://openalex.org/C521259446","wikidata":"https://www.wikidata.org/wiki/Q58734","display_name":"Pollution","level":2,"score":0.6142451167106628},{"id":"https://openalex.org/C76886044","wikidata":"https://www.wikidata.org/wiki/Q2883300","display_name":"Hydrology (agriculture)","level":2,"score":0.5579144358634949},{"id":"https://openalex.org/C33676613","wikidata":"https://www.wikidata.org/wiki/Q13415176","display_name":"Dimension (graph theory)","level":2,"score":0.42078647017478943},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.3452574610710144},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.2784290015697479},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2662527561187744},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.11908498406410217},{"id":"https://openalex.org/C147176958","wikidata":"https://www.wikidata.org/wiki/Q77590","display_name":"Civil engineering","level":1,"score":0.09247535467147827},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.08672913908958435},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C187320778","wikidata":"https://www.wikidata.org/wiki/Q1349130","display_name":"Geotechnical engineering","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/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/j.proenv.2012.01.120","doi":"https://doi.org/10.1016/j.proenv.2012.01.120","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.proenv.2012.01.120","pdf_url":"https://www.sciencedirect.com/science/article/pii/S1878029612001211/pdf","source":{"id":"https://openalex.org/S2764562786","display_name":"Procedia Environmental Sciences","issn_l":"1878-0296","issn":["1878-0296"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Procedia Environmental Sciences","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1016/j.proenv.2012.01.120","doi":"https://doi.org/10.1016/j.proenv.2012.01.120","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.proenv.2012.01.120","pdf_url":"https://www.sciencedirect.com/science/article/pii/S1878029612001211/pdf","source":{"id":"https://openalex.org/S2764562786","display_name":"Procedia Environmental Sciences","issn_l":"1878-0296","issn":["1878-0296"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Procedia Environmental Sciences","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/6","score":1.0,"display_name":"Clean water and sanitation"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2016559828.pdf","grobid_xml":"https://content.openalex.org/works/W2016559828.grobid-xml"},"referenced_works_count":4,"referenced_works":["https://openalex.org/W2362701603","https://openalex.org/W2370559825","https://openalex.org/W2378113319","https://openalex.org/W2383841166"],"related_works":["https://openalex.org/W598958335","https://openalex.org/W2359870069","https://openalex.org/W2393599727","https://openalex.org/W2968235873","https://openalex.org/W2358132898","https://openalex.org/W1985958840","https://openalex.org/W2374659282","https://openalex.org/W2362923826","https://openalex.org/W2389914472","https://openalex.org/W1975679653"],"abstract_inverted_index":{"Considering":[0],"the":[1,11,16,38,45,60,63,73,80,102,105,113,126,132,135,142,169,176,188,199,211,215,224,245,252],"classification":[2,212],"assessment":[3,64],"of":[4,15,37,41,48,75,83,94,97,107,117,139,171,178,182,190,195,203],"water":[5,17,35,76,84,98,114,179],"quality":[6,36,115,180],"can":[7,129],"not":[8],"fairly":[9],"reflect":[10],"over":[12,26,200],"pollution":[13,27,201],"degree":[14],"body,":[18],"this":[19],"article":[20,174],"puts":[21],"forward":[22],"a":[23,67],"measurement":[24],"on":[25,29,210],"based":[28,209],"kernel":[30],"density":[31],"estimation,":[32],"to":[33,57,89,111,124,167],"evaluate":[34],"main":[39],"stream":[40],"Weihe":[42,183,258],"River":[43,184],"with":[44,92,156,187,244],"monitoring":[46,120],"data":[47],"its":[49],"rainy,":[50],"dry":[51,151,234],"and":[52,72,122,153,192,217,231,236,249],"normal":[53,154,240],"seasons":[54,159,208],"from":[55,101,141,150,214],"2000":[56],"2008.":[58],"Through":[59],"comparison":[61],"between":[62,134],"result":[65,128,213,221],"by":[66],"Standard":[68],"Category":[69],"Index":[70],"Method,":[71],"standard":[74,162],"function":[77,85],"zoning":[78,86],"plan,":[79],"space":[81,216],"distribution":[82],"is":[87,109,147,164],"found":[88],"be":[90],"inconsistent":[91],"that":[93,223],"status":[95],"quo":[96],"quality,":[99],"therefore,":[100],"spatial":[103],"dimension,":[104,144],"method":[106],"PCA-CA":[108],"used":[110,166],"classify":[112],"situation":[116],"13":[118],"existing":[119],"sites,":[121],"according":[123],"ANOVA,":[125],"cluster":[127],"significantly":[130],"distinguish":[131],"difference":[133],"actual":[136],"land":[137],"use":[138],"waterfront;":[140],"time":[143,161,218],"rainy":[145],"season":[146,152,155],"comparatively":[148],"different":[149,193,207],"these":[157],"three":[158,204],"as":[160],"which":[163],"often":[165],"differentiate":[168],"quantity":[170],"flow.":[172],"This":[173],"discusses":[175],"characteristic":[177],"overload":[181,226],"in":[185,206,229,257],"Shaanxi":[186],"change":[189],"seasons,":[191,235],"clusters":[194],"area,":[196],"also,":[197],"concludes":[198],"extent":[202,227],"areas":[205],"dimension.":[219],"The":[220],"shows":[222],"biggest":[225],"happens":[228],"Area1":[230],"Area3":[232],"during":[233,239],"Area":[237],"2":[238],"seasons;":[241],"overally":[242],"considering":[243],"4":[246],"indicators,":[247],"NH3-N":[248],"BOD5":[250],"are":[251],"most":[253],"seriously":[254],"polluted":[255],"indicators":[256],"river.":[259]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":4},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2016-06-24T00:00:00"}
