{"id":"https://openalex.org/W2947921592","doi":"https://doi.org/10.1080/14728028.2019.1624200","title":"Developing tree volume equation for Parkia timoriana grown in home gardens and shifting cultivation areas of North-East India","display_name":"Developing tree volume equation for Parkia timoriana grown in home gardens and shifting cultivation areas of North-East India","publication_year":2019,"publication_date":"2019-05-30","ids":{"openalex":"https://openalex.org/W2947921592","doi":"https://doi.org/10.1080/14728028.2019.1624200","mag":"2947921592"},"language":"en","primary_location":{"id":"doi:10.1080/14728028.2019.1624200","doi":"https://doi.org/10.1080/14728028.2019.1624200","is_oa":false,"landing_page_url":"https://doi.org/10.1080/14728028.2019.1624200","pdf_url":null,"source":{"id":"https://openalex.org/S2764653664","display_name":"Forests Trees and Livelihoods","issn_l":"1472-8028","issn":["1472-8028","2164-3075"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Forests, Trees and Livelihoods","raw_type":"journal-article"},"volume":null,"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/A5041402086","display_name":"Uttam Thangjam","orcid":"https://orcid.org/0000-0003-1263-5348","observed_orcids":["https://orcid.org/0000-0003-1263-5348"]},"institutions":[{"id":"https://openalex.org/I195459967","display_name":"Mizoram University","ror":"https://ror.org/04b1m3e94","country_code":"IN","type":"education","lineage":["https://openalex.org/I195459967"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Uttam Thangjam","raw_affiliation_strings":["Department of Forestry, School of Earth Science and Natural Resource Management, Mizoram University, Aizawl, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Forestry, School of Earth Science and Natural Resource Management, Mizoram University, Aizawl, India","institution_ids":["https://openalex.org/I195459967"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075358736","display_name":"Uttam Kumar Sahoo","orcid":"https://orcid.org/0000-0002-6524-1775","observed_orcids":["https://orcid.org/0000-0002-6524-1775"]},"institutions":[{"id":"https://openalex.org/I195459967","display_name":"Mizoram University","ror":"https://ror.org/04b1m3e94","country_code":"IN","type":"education","lineage":["https://openalex.org/I195459967"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Uttam Kumar Sahoo","raw_affiliation_strings":["Department of Forestry, School of Earth Science and Natural Resource Management, Mizoram University, Aizawl, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Forestry, School of Earth Science and Natural Resource Management, Mizoram University, Aizawl, India","institution_ids":["https://openalex.org/I195459967"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012194352","display_name":"Pentile Thong","orcid":"https://orcid.org/0000-0002-5358-181X","observed_orcids":["https://orcid.org/0000-0002-5358-181X"]},"institutions":[{"id":"https://openalex.org/I195459967","display_name":"Mizoram University","ror":"https://ror.org/04b1m3e94","country_code":"IN","type":"education","lineage":["https://openalex.org/I195459967"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Pentile Thong","raw_affiliation_strings":["Department of Forestry, School of Earth Science and Natural Resource Management, Mizoram University, Aizawl, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Forestry, School of Earth Science and Natural Resource Management, Mizoram University, Aizawl, India","institution_ids":["https://openalex.org/I195459967"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5007778155","display_name":"Gudeta Weldesemayat Sileshi","orcid":"https://orcid.org/0000-0001-7828-6238","observed_orcids":["https://orcid.org/0000-0001-7828-6238"]},"institutions":[{"id":"https://openalex.org/I95023434","display_name":"University of KwaZulu-Natal","ror":"https://ror.org/04qzfn040","country_code":"ZA","type":"education","lineage":["https://openalex.org/I95023434"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Gudeta W Sileshi","raw_affiliation_strings":["Lusaka, Zambia","School of Agricultural, Earth and Environmental Sciences, University of KwaZulu-Natal, Pietermaritzburg, South Africa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Lusaka, Zambia","institution_ids":[]},{"raw_affiliation_string":"School of Agricultural, Earth and Environmental Sciences, University of KwaZulu-Natal, Pietermaritzburg, South Africa","institution_ids":["https://openalex.org/I95023434"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5075358736"],"corresponding_institution_ids":["https://openalex.org/I195459967"],"apc_list":null,"apc_paid":null,"fwci":1.5774,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.81596278,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"28","issue":"4","first_page":"227","last_page":"239"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11880","display_name":"Forest ecology and management","score":0.9970999956130981,"subfield":{"id":"https://openalex.org/subfields/2309","display_name":"Nature and Landscape Conservation"},"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/T11880","display_name":"Forest ecology and management","score":0.9970999956130981,"subfield":{"id":"https://openalex.org/subfields/2309","display_name":"Nature and Landscape Conservation"},"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/T11164","display_name":"Remote Sensing and LiDAR Applications","score":0.00139999995008111,"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/T11753","display_name":"Forest Management and Policy","score":0.00039999998989515007,"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/parkia-timoriana","display_name":"Parkia timoriana","score":0.996999979019165},{"id":"https://openalex.org/keywords/tree-volume-models","display_name":"tree volume models","score":0.6940000057220459},{"id":"https://openalex.org/keywords/stem-volume-estimation","display_name":"stem volume estimation","score":0.843999981880188},{"id":"https://openalex.org/keywords/diameter-at-breast-height","display_name":"diameter at breast height","score":0.7860000133514404},{"id":"https://openalex.org/keywords/tree-height","display_name":"tree height","score":0.9210000038146973},{"id":"https://openalex.org/keywords/biomass-estimation","display_name":"biomass estimation","score":0.7480000257492065},{"id":"https://openalex.org/keywords/carbon-stocks","display_name":"carbon stocks","score":0.949999988079071},{"id":"https://openalex.org/keywords/agroforestry-trees","display_name":"agroforestry trees","score":0.8360000252723694},{"id":"https://openalex.org/keywords/home-gardens","display_name":"home gardens","score":0.9789999723434448},{"id":"https://openalex.org/keywords/shifting-cultivation","display_name":"shifting cultivation","score":0.9980000257492065},{"id":"https://openalex.org/keywords/northeast-india","display_name":"Northeast India","score":0.8220000267028809}],"concepts":[{"id":"https://openalex.org/C126674687","wikidata":"https://www.wikidata.org/wiki/Q1662573","display_name":"Akaike information criterion","level":2,"score":0.9162214994430542},{"id":"https://openalex.org/C58330081","wikidata":"https://www.wikidata.org/wiki/Q973582","display_name":"Diameter at breast height","level":2,"score":0.6451157331466675},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.6434962153434753},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6347095966339111},{"id":"https://openalex.org/C128990827","wikidata":"https://www.wikidata.org/wiki/Q192830","display_name":"Coefficient of determination","level":2,"score":0.5717768669128418},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.5686471462249756},{"id":"https://openalex.org/C188154048","wikidata":"https://www.wikidata.org/wiki/Q6803609","display_name":"Mean absolute error","level":3,"score":0.4823250472545624},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.4537217915058136},{"id":"https://openalex.org/C97137747","wikidata":"https://www.wikidata.org/wiki/Q38112","display_name":"Forestry","level":1,"score":0.4368458688259125},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.4296359419822693},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.2431548833847046},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.12732639908790588},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.09732198715209961},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1080/14728028.2019.1624200","doi":"https://doi.org/10.1080/14728028.2019.1624200","is_oa":false,"landing_page_url":"https://doi.org/10.1080/14728028.2019.1624200","pdf_url":null,"source":{"id":"https://openalex.org/S2764653664","display_name":"Forests Trees and Livelihoods","issn_l":"1472-8028","issn":["1472-8028","2164-3075"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Forests, Trees and Livelihoods","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Life on land","id":"https://metadata.un.org/sdg/15","score":0.7605999708175659}],"sustainable_development_goals_aurora":[{"display_name":"Life on land","id":"https://metadata.un.org/sdg/15","score":0.6899999976158142}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320315254","display_name":"Innovative Research Group Project of the National Natural Science Foundation of China","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W137252843","https://openalex.org/W1979553122","https://openalex.org/W1990630422","https://openalex.org/W1993116148","https://openalex.org/W2057989179","https://openalex.org/W2078732074","https://openalex.org/W2087198979","https://openalex.org/W2095006219","https://openalex.org/W2104260609","https://openalex.org/W2109611683","https://openalex.org/W2160634004","https://openalex.org/W2181910510","https://openalex.org/W2183648057","https://openalex.org/W2184742377","https://openalex.org/W2279626372","https://openalex.org/W2336452334","https://openalex.org/W2397506592","https://openalex.org/W2563528244","https://openalex.org/W2612344629","https://openalex.org/W2725887274","https://openalex.org/W2743675571","https://openalex.org/W2786812127","https://openalex.org/W2913324749","https://openalex.org/W2913777063","https://openalex.org/W2918877249","https://openalex.org/W2946252140","https://openalex.org/W4250664506","https://openalex.org/W6941155918"],"related_works":["https://openalex.org/W4247388746","https://openalex.org/W2914667220","https://openalex.org/W2314720829","https://openalex.org/W3178576217","https://openalex.org/W4221063543","https://openalex.org/W4285794683","https://openalex.org/W4286256617","https://openalex.org/W4385195237","https://openalex.org/W4367309510","https://openalex.org/W2068200385"],"abstract_inverted_index":{"Parkia":[0],"timoriana":[1],"(DC.)":[2],"Merr.":[3],"is":[4],"an":[5],"economically":[6],"important":[7],"agroforestry":[8],"tree":[9],"species":[10,45],"grown":[11],"in":[12],"home":[13],"gardens":[14],"and":[15,40,59,75,86,109,119,174,182],"shifting":[16],"cultivation":[17],"areas":[18],"throughout":[19],"the":[20,44,60,91,133,137,149,163,167],"North-eastern":[21],"states":[22],"of":[23,38,43,51,97,132],"India.":[24],"This":[25],"study":[26],"aimed":[27],"to":[28,35,64,83,89,147],"establish":[29],"a":[30],"best":[31,92,150,164],"fit":[32],"volume":[33,67],"model":[34,117,165],"facilitate":[36],"estimation":[37],"biomass":[39],"carbon":[41],"stock":[42],"without":[46],"destructive":[47],"sampling.":[48],"Stem":[49],"volumes":[50],"360":[52],"trees":[53],"representing":[54],"12":[55],"populations":[56],"were":[57,62,80,114,128],"estimated,":[58],"data":[61],"used":[63,115,129,186],"develop":[65],"19":[66],"models":[68,79,138,168,178],"involving":[69],"diameter":[70],"at":[71],"breast":[72],"height":[73,76],"(D)":[74],"(H).":[77],"These":[78,176],"then":[81,87],"subjected":[82],"statistical":[84],"test,":[85],"cross-validated":[88],"select":[90],"fitting":[93],"model.":[94],"The":[95],"coefficient":[96],"determination":[98],"(R2),":[99],"root":[100],"mean":[101,105],"square":[102],"error":[103],"(RMSE),":[104],"absolute":[106],"deviation":[107],"(MAD)":[108],"Akaike\u2019s":[110],"Information":[111],"Criterion":[112],"(AIC)":[113],"for":[116,130,187],"selection,":[118],"scattered":[120],"plot":[121],"with":[122,125,169],"residuals":[123],"along":[124],"paired":[126],"t-test":[127],"validation":[131],"resultant":[134],"models.":[135],"Among":[136],"compared,":[139],"V":[140,157],"=":[141,158],"0.12500\u20132.40265D":[142],"+":[143,160],"21.43248D2":[144],"was":[145,162],"found":[146],"be":[148,185],"using":[151],"single":[152],"independent":[153,171],"variable":[154],"(D),":[155],"while":[156],"0.03177":[159],"1.032D2H":[161],"among":[166],"two":[170,177],"variables":[172],"(D":[173],"H).":[175],"gave":[179],"high":[180],"accuracy":[181],"hence":[183],"can":[184],"future":[188],"referencing.":[189]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":1}],"updated_date":"2026-09-22T06:50:58.402377","created_date":"2025-10-10T00:00:00"}