{"id":"https://openalex.org/W2378093458","doi":null,"title":"A remote sensing urban ecological index and its application","display_name":"A remote sensing urban ecological index and its application","publication_year":2013,"publication_date":"2013-01-01","ids":{"openalex":"https://openalex.org/W2378093458","mag":"2378093458"},"language":"en","primary_location":{"id":"mag:2378093458","doi":null,"is_oa":false,"landing_page_url":"https://en.cnki.com.cn/Article_en/CJFDTOTAL-STXB201324027.htm","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Acta Ecologica Sinica","raw_type":null},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"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/A5051639270","display_name":"Hanqiu Xu","orcid":"https://orcid.org/0000-0002-7158-466X","observed_orcids":["https://orcid.org/0000-0002-7158-466X"]},"institutions":[{"id":"https://openalex.org/I80947539","display_name":"Fuzhou University","ror":"https://ror.org/011xvna82","country_code":"CN","type":"education","lineage":["https://openalex.org/I80947539"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Hanqiu Xu","raw_affiliation_strings":["College of Environment and Resources,Fuzhou University,Institute of Remote Sensing Information Engineering,Fuzhou University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Environment and Resources,Fuzhou University,Institute of Remote Sensing Information Engineering,Fuzhou University","institution_ids":["https://openalex.org/I80947539"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5051639270"],"corresponding_institution_ids":["https://openalex.org/I80947539"],"apc_list":null,"apc_paid":null,"fwci":0.7921,"has_fulltext":false,"cited_by_count":311,"citation_normalized_percentile":{"value":0.74394099,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":100},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13909","display_name":"Environmental Quality and Pollution","score":0.7153000235557556,"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"}},"topics":[{"id":"https://openalex.org/T13909","display_name":"Environmental Quality and Pollution","score":0.7153000235557556,"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/T10766","display_name":"Urban Heat Island Mitigation","score":0.09640000015497208,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"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/T10226","display_name":"Land Use and Ecosystem Services","score":0.04190000146627426,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/vegetation-greenness","display_name":"vegetation greenness","score":0.7559999823570251},{"id":"https://openalex.org/keywords/wetness","display_name":"wetness","score":0.921999990940094},{"id":"https://openalex.org/keywords/dryness","display_name":"dryness","score":0.9869999885559082},{"id":"https://openalex.org/keywords/heat","display_name":"heat","score":0.6579999923706055},{"id":"https://openalex.org/keywords/normalized-difference-vegetation-index","display_name":"NDVI","score":0.9800000190734863},{"id":"https://openalex.org/keywords/land-surface-temperature","display_name":"land surface temperature","score":0.9990000128746033},{"id":"https://openalex.org/keywords/principal-component-analysis","display_name":"principal component analysis","score":0.7490000128746033},{"id":"https://openalex.org/keywords/ecological-degradation","display_name":"ecological degradation","score":0.8519999980926514},{"id":"https://openalex.org/keywords/urban-expansion","display_name":"urban expansion","score":0.9620000123977661},{"id":"https://openalex.org/keywords/fuzhou","display_name":"Fuzhou","score":0.746999979019165},{"id":"https://openalex.org/keywords/multitemporal-change-detection","display_name":"multitemporal change detection","score":0.7850000262260437},{"id":"https://openalex.org/keywords/vegetation-decline","display_name":"vegetation decline","score":0.3140000104904175},{"id":"https://openalex.org/keywords/urban-heat-island","display_name":"urban heat island","score":0.44200000166893005}],"concepts":[{"id":"https://openalex.org/C27438332","wikidata":"https://www.wikidata.org/wiki/Q2873","display_name":"Principal component analysis","level":2,"score":0.6774319410324097},{"id":"https://openalex.org/C2777382242","wikidata":"https://www.wikidata.org/wiki/Q6017816","display_name":"Index (typography)","level":2,"score":0.6311647891998291},{"id":"https://openalex.org/C168956269","wikidata":"https://www.wikidata.org/wiki/Q3150128","display_name":"Ecological indicator","level":3,"score":0.6229354739189148},{"id":"https://openalex.org/C20664614","wikidata":"https://www.wikidata.org/wiki/Q2067951","display_name":"Urban ecosystem","level":3,"score":0.6174380779266357},{"id":"https://openalex.org/C2777464272","wikidata":"https://www.wikidata.org/wiki/Q5309747","display_name":"Dryness","level":2,"score":0.5970793962478638},{"id":"https://openalex.org/C1549246","wikidata":"https://www.wikidata.org/wiki/Q718775","display_name":"Normalized Difference Vegetation Index","level":3,"score":0.5937723517417908},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.577189564704895},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.5572654008865356},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.5328902006149292},{"id":"https://openalex.org/C39853841","wikidata":"https://www.wikidata.org/wiki/Q161078","display_name":"Urbanization","level":2,"score":0.4681701064109802},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4374949038028717},{"id":"https://openalex.org/C107826830","wikidata":"https://www.wikidata.org/wiki/Q929380","display_name":"Environmental resource management","level":1,"score":0.43143680691719055},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3554871082305908},{"id":"https://openalex.org/C110872660","wikidata":"https://www.wikidata.org/wiki/Q37813","display_name":"Ecosystem","level":2,"score":0.3547665774822235},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.2781398296356201},{"id":"https://openalex.org/C25989453","wikidata":"https://www.wikidata.org/wiki/Q446746","display_name":"Leaf area index","level":2,"score":0.15200260281562805},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.11915022134780884},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.07115542888641357},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0},{"id":"https://openalex.org/C203014093","wikidata":"https://www.wikidata.org/wiki/Q101929","display_name":"Immunology","level":1,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2378093458","doi":null,"is_oa":false,"landing_page_url":"https://en.cnki.com.cn/Article_en/CJFDTOTAL-STXB201324027.htm","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Acta Ecologica Sinica","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","score":1.0,"display_name":"Sustainable cities and communities"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W3038942831","https://openalex.org/W2790518257","https://openalex.org/W2358010825","https://openalex.org/W7212454298","https://openalex.org/W4382706202","https://openalex.org/W4307901897","https://openalex.org/W3038029115","https://openalex.org/W7162515720","https://openalex.org/W2938862655","https://openalex.org/W2376935023"],"abstract_inverted_index":{"Urban":[0],"ecological":[1,17,37,54,62,148,242,274,297,315,334,376,424,439],"status":[2,18,275,298,316],"is":[3,231,249,345,409],"closely":[4],"related":[5],"to":[6,58,133,140,159,172,291,342,359,374],"the":[7,25,41,50,91,106,124,135,142,154,163,177,180,186,192,198,211,215,247,265,272,281,293,296,337,351,368,375,379,383,390,401,404,407,410,413,423,427,437,442,446],"quality":[8,425],"of":[9,43,52,105,116,123,153,176,179,197,225,246,252,295,299,318,350,367,403,412,426,430,436],"human":[10],"life.":[11],"Timely,precisely":[12],"and":[13,100,204,218,223,238,278,387,389,394],"objectively":[14,277],"understanding":[15],"urban":[16,44,53,70,147,227,273,301,321,370,428,443],"has":[19,332,420],"become":[20],"an":[21,47,226,300],"increasing":[22],"concern":[23],"in":[24,68,312,323,357,362,378,385,392,397,400,434,441],"world.":[26],"To":[27],"meet":[28],"this":[29],"requirement,this":[30],"paper":[31],"develops":[32],"a":[33,117,258,313,348],"remote":[34,85,235],"sensing":[35,86,236],"based":[36,233],"index(":[38,95,102],"RSEI)":[39],"for":[40,49,144],"measure":[42,221],"ecology.":[45,71],"As":[46],"index":[48,143,248,286,308,408],"assessment":[51,317],"status,the":[55],"RSEI":[56,230,269,352,405],"aims":[57],"integrate":[59],"four":[60,77,84,125,136,155,164,181,193,216,414],"important":[61],"indicators":[63,78,137,194],"which":[64],"are":[65,73,90],"frequently":[66],"used":[67,290],"evaluating":[69],"These":[72],"greenness,wetness,dryness,and":[74],"heat.":[75],"The":[76,244,364],"can":[79,188,220,270,287],"be":[80,289],"represented":[81],"respectively":[82],"by":[83,347],"indices":[87],"or":[88,120,261],"components,which":[89],"normalized":[92,97],"difference":[93,98],"vegetation":[94],"NDVI),":[96],"built-up":[99],"soil":[101],"NDBSI),wetness":[103],"component":[104,128],"tasseled":[107],"cap":[108],"transformation(":[109],"Wet),and":[110],"land":[111],"surface":[112],"temperature(":[113],"LST).":[114],"Instead":[115],"simple":[118],"addition":[119,122],"weighted":[121],"indicators,the":[126,165],"principal":[127,156,167],"analysis(":[129],"PCA)":[130],"was":[131,170,309,372,432],"utilized":[132],"compress":[134],"into":[138],"one":[139],"construct":[141],"assessing":[145],"overall":[146,438],"status.":[149],"After":[150],"careful":[151],"comparison":[152],"components(":[157],"PC1":[158,187,212],"PC4)":[160],"derived":[161,213],"from":[162,214,340,354],"first":[166],"component(":[168],"PC1)":[169],"found":[171],"have":[173],"integrated":[174],"most":[175],"information":[178],"indicators.":[182],"This":[183,344,396],"suggested":[184],"that":[185,330,422],"more":[189,276],"effectively":[190],"represent":[191],"than":[195],"any":[196],"other":[199],"three":[200],"components,i.":[201],"e.,":[202],"PC2,PC3":[203],"PC4.":[205],"Accordingly,the":[206],"new":[207],"index,RSEI,was":[208],"formed":[209],"using":[210],"factors":[217],"thus":[219],"greenness,wetness,dryness":[222],"heat":[224],"ecosystem.":[228],"Obviously,the":[229],"entirely":[232],"on":[234,240],"data":[237],"mostly":[239],"natural":[241],"factors.":[243,415],"calculation":[245],"totally":[250],"free":[251],"artificial":[253],"interference,":[254],"such":[255],"as":[256,406],"assigning":[257],"threshold":[259],"value":[260,263,353],"weight":[262],"during":[264,336,445],"computing":[266],"procedure.":[267],"Therefore,the":[268],"assess":[271],"easily.":[279],"With":[280],"change":[282,294,418],"detection":[283,419],"technique,the":[284],"proposed":[285],"also":[288],"monitor":[292],"area":[302,322,371,444],"between":[303],"different":[304],"years.":[305,448],"In":[306],"practice,the":[307],"successfully":[310],"applied":[311],"multi-temporal":[314],"Fuzhou'":[319],"s":[320],"Fujian":[324],"province,":[325],"southeastern":[326],"China.":[327],"Results":[328],"show":[329],"Fuzhou":[331,431],"witnessed":[333],"degradation":[335,377,440],"study":[338,380,447],"period":[339],"2001":[341,358],"2009.":[343,363],"indicated":[346],"decline":[349,402],"0.":[355,360],"579":[356],"529":[361],"fast":[365],"expansion":[366],"Fuzhou's":[369],"attributed":[373],"duration,which":[381],"caused":[382],"increase":[384],"NDBSI":[386],"LST":[388],"decrease":[391],"NDVI":[393],"Wet.":[395],"turn":[398],"resulted":[399],"function":[411],"Nevertheless,a":[416],"RSEI-based":[417],"revealed":[421],"center":[429],"improved":[433],"spite":[435]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":58},{"year":2024,"cited_by_count":71},{"year":2023,"cited_by_count":73},{"year":2022,"cited_by_count":53},{"year":2021,"cited_by_count":20},{"year":2020,"cited_by_count":18},{"year":2019,"cited_by_count":9},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
