{"id":"https://openalex.org/W213491509","doi":null,"title":"A MODEL TO DETERMINE THE ECONOMIC LIFE OF AIR FORCE MOTOR VEHICLES","display_name":"A MODEL TO DETERMINE THE ECONOMIC LIFE OF AIR FORCE MOTOR VEHICLES","publication_year":1987,"publication_date":"1987-09-01","ids":{"openalex":"https://openalex.org/W213491509","mag":"213491509"},"language":"en","primary_location":{"id":"pmh:oai:CiteSeerX.psu:10.1.1.857.6724","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.857.6724","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.dtic.mil/get-tr-doc/pdf?AD%3DADA186926%26Location%3DU2%26doc%3DGetTRDoc.pdf","raw_type":"text"},"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/A5039237147","display_name":"Paul S. Albert","orcid":"https://orcid.org/0000-0003-1658-1068","observed_orcids":["https://orcid.org/0000-0003-1658-1068"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Paul S. Albert","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0003-1658-1068","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5039237147"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.08891906,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"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/T10780","display_name":"Reliability and Maintenance Optimization","score":0.5673999786376953,"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/T10780","display_name":"Reliability and Maintenance Optimization","score":0.5673999786376953,"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/T14138","display_name":"Life Cycle Costing Analysis","score":0.413100004196167,"subfield":{"id":"https://openalex.org/subfields/2215","display_name":"Building and Construction"},"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/T14014","display_name":"Transportation Systems and Infrastructure","score":0.008700000122189522,"subfield":{"id":"https://openalex.org/subfields/1405","display_name":"Management of Technology and Innovation"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/electric-forklifts","display_name":"electric forklifts","score":0.8019999861717224},{"id":"https://openalex.org/keywords/depreciation","display_name":"depreciation","score":0.7419999837875366},{"id":"https://openalex.org/keywords/heteroscedasticity-correction","display_name":"heteroscedasticity correction","score":0.8690000176429749},{"id":"https://openalex.org/keywords/vehicle-age","display_name":"vehicle age","score":0.5139999985694885},{"id":"https://openalex.org/keywords/military-vehicle-management","display_name":"military vehicle management","score":0.38999998569488525},{"id":"https://openalex.org/keywords/vims","display_name":"VIMS","score":0.5109999775886536}],"concepts":[{"id":"https://openalex.org/C101104100","wikidata":"https://www.wikidata.org/wiki/Q1063540","display_name":"Heteroscedasticity","level":2,"score":0.7411686182022095},{"id":"https://openalex.org/C198531522","wikidata":"https://www.wikidata.org/wiki/Q485146","display_name":"Sample (material)","level":2,"score":0.4948057532310486},{"id":"https://openalex.org/C2779013668","wikidata":"https://www.wikidata.org/wiki/Q826798","display_name":"NonStop","level":2,"score":0.4716593027114868},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.46431872248649597},{"id":"https://openalex.org/C48921125","wikidata":"https://www.wikidata.org/wiki/Q10861030","display_name":"Linear regression","level":2,"score":0.4623855650424957},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.45772653818130493},{"id":"https://openalex.org/C42475967","wikidata":"https://www.wikidata.org/wiki/Q194292","display_name":"Operations research","level":1,"score":0.44222503900527954},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.4246112108230591},{"id":"https://openalex.org/C149782125","wikidata":"https://www.wikidata.org/wiki/Q160039","display_name":"Econometrics","level":1,"score":0.39502981305122375},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.3528887927532196},{"id":"https://openalex.org/C22212356","wikidata":"https://www.wikidata.org/wiki/Q775325","display_name":"Transport engineering","level":1,"score":0.3500162363052368},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3290029764175415},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.3090304434299469},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2650776505470276},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.25944507122039795},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","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},{"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/C136264566","wikidata":"https://www.wikidata.org/wiki/Q159810","display_name":"Economy","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:CiteSeerX.psu:10.1.1.857.6724","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.857.6724","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.dtic.mil/get-tr-doc/pdf?AD%3DADA186926%26Location%3DU2%26doc%3DGetTRDoc.pdf","raw_type":"text"},{"id":"mag:213491509","doi":null,"is_oa":false,"landing_page_url":"https://apps.dtic.mil/sti/pdfs/ADA186926.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"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/W6922683190","https://openalex.org/W1550540655","https://openalex.org/W324714137","https://openalex.org/W2898648359","https://openalex.org/W229372485","https://openalex.org/W6988073344","https://openalex.org/W101833870","https://openalex.org/W626108326","https://openalex.org/W2118908994","https://openalex.org/W88834125"],"abstract_inverted_index":{"Abstract":[0],":":[1],"The":[2,22,35,47,108,164,180,212,242],"purpose":[3],"of":[4,33,50,54,57,82,194,215,232],"this":[5],"thesis":[6],"was":[7,24,38,76,94,110,115,120,129,142,149,168,184,218],"to":[8,12,26,96,122,131,186,204],"develop":[9,97],"a":[10,55,98,249],"model":[11,128,217,247],"determine":[13],"optimum":[14],"service":[15,182,210],"lives":[16],"for":[17,124,133,229,239],"Air":[18,70],"Force":[19,71],"motor":[20],"vehicles.":[21],"scope":[23],"limited":[25],"the":[27,39,83,105,127,134,152,161,172,176,192,195,197,206,216,246,253],"model's":[28],"feasibility":[29],"on":[30],"one":[31],"type":[32],"vehicle.":[34],"vehicle":[36],"selected":[37],"4K":[40],"electric":[41],"forklift,":[42],"National":[43],"Stock":[44],"Number":[45],"3930-00-053-9175.":[46],"sample":[48],"consisted":[49],"158":[51,84],"vehicles":[52,85,162],"out":[53],"population":[56],"742.":[58],"Operations":[59],"and":[60,113,126,175,262],"maintenance":[61,99,154,177],"data":[62],"were":[63,86,199],"extracted":[64],"from":[65,68,151],"VIMS":[66,250],"reports":[67],"four":[69],"Logistics":[72],"Command":[73],"installations.":[74],"Age":[75],"not":[77,111,200],"distributed":[78],"normally;":[79],"only":[80,259],"6":[81],"more":[87],"than":[88],"12":[89],"years":[90],"old.":[91],"Linear":[92],"regression":[93],"used":[95,258],"cost":[100,140,166,178],"function":[101,109,141],"with":[102,221,252,265],"age":[103],"as":[104,160],"independent":[106],"variable.":[107],"linear,":[112],"heteroscedasticity":[114],"present.":[116],"A":[117],"weighting":[118],"technique":[119],"applied":[121],"correct":[123],"heteroscedasticity,":[125],"transformed":[130],"account":[132],"curvilinear":[135],"relationship.":[136],"An":[137],"amortized":[138,173],"acquisition":[139,174],"also":[143],"obtained":[144],"by":[145,170],"linear":[146],"regression.":[147],"Depreciation":[148],"derived":[150],"amount":[153],"hour":[155,158],"per":[156],"operational":[157],"increased":[159],"aged.":[163],"total":[165],"curve":[167],"found":[169,185],"summing":[171],"functions.":[179],"economic":[181],"life":[183],"be":[187,257],"14":[188],"years;":[189],"however,":[190],"given":[191],"distribution":[193],"sample,":[196],"results":[198],"considered":[201],"conclusive":[202],"enough":[203],"dispute":[205],"current":[207],"15":[208],"year":[209],"life.":[211],"overall":[213],"utility":[214],"demonstrated":[219],"-":[220],"limitations.":[222],"Data":[223],"requirements":[224],"would":[225],"preclude":[226],"its":[227],"use":[228],"some":[230],"types":[231],"vehicles,":[233],"but":[234],"it":[235,256],"could":[236],"prove":[237],"useful":[238],"many":[240],"others.":[241],"author":[243],"recommended":[244],"incorporating":[245],"in":[248,263],"upgrade":[251],"admonition":[254],"that":[255],"where":[260],"appropriate,":[261],"conjunction":[264],"other":[266],"management":[267],"indicators.":[268],"Theses.":[269]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
