{"id":"https://openalex.org/W1930527620","doi":"https://doi.org/10.1109/etfa.2015.7301593","title":"Parameter update and PDF prediction of degradation using stage-based Gamma process","display_name":"Parameter update and PDF prediction of degradation using stage-based Gamma process","publication_year":2015,"publication_date":"2015-09-01","ids":{"openalex":"https://openalex.org/W1930527620","doi":"https://doi.org/10.1109/etfa.2015.7301593","mag":"1930527620"},"language":"en","primary_location":{"id":"doi:10.1109/etfa.2015.7301593","is_oa":false,"landing_page_url":"https://doi.org/10.1109/etfa.2015.7301593","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE 20th Conference on Emerging Technologies &amp; Factory Automation (ETFA)","raw_type":"proceedings-article"},"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/A5016487261","display_name":"Heng-Chao Yan","orcid":null},"institutions":[{"id":"https://openalex.org/I115228651","display_name":"Agency for Science, Technology and Research","ror":"https://ror.org/036wvzt09","country_code":"SG","type":"government","lineage":["https://openalex.org/I115228651"]},{"id":"https://openalex.org/I4210091207","display_name":"Singapore Institute of Manufacturing Technology","ror":"https://ror.org/00f44np30","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I4210091207","https://openalex.org/I91275662"]},{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":true,"raw_author_name":"Heng-Chao Yan","raw_affiliation_strings":["Department of Electrical and Computer Engineering, National University of Singapore, Singapore","Manufacturing Execution and Control Group, A*STAR Singapore Institute of Manufacturing Technology, Singapore"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, National University of Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]},{"raw_affiliation_string":"Manufacturing Execution and Control Group, A*STAR Singapore Institute of Manufacturing Technology, Singapore","institution_ids":["https://openalex.org/I4210091207","https://openalex.org/I115228651"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110472018","display_name":"Jun-Hong Zhou","orcid":null},"institutions":[{"id":"https://openalex.org/I115228651","display_name":"Agency for Science, Technology and Research","ror":"https://ror.org/036wvzt09","country_code":"SG","type":"government","lineage":["https://openalex.org/I115228651"]},{"id":"https://openalex.org/I4210091207","display_name":"Singapore Institute of Manufacturing Technology","ror":"https://ror.org/00f44np30","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I4210091207","https://openalex.org/I91275662"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Jun-Hong Zhou","raw_affiliation_strings":["Manufacturing Execution and Control Group, A*STAR Singapore Institute of Manufacturing Technology, Singapore"],"affiliations":[{"raw_affiliation_string":"Manufacturing Execution and Control Group, A*STAR Singapore Institute of Manufacturing Technology, Singapore","institution_ids":["https://openalex.org/I4210091207","https://openalex.org/I115228651"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027926451","display_name":"Chee Khiang Pang","orcid":"https://orcid.org/0000-0001-8260-5879"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Chee Khiang Pang","raw_affiliation_strings":["Department of Electrical and Computer Engineering, National University of Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, National University of Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100631401","display_name":"Xiang Li","orcid":"https://orcid.org/0000-0003-0569-2176"},"institutions":[{"id":"https://openalex.org/I4210091207","display_name":"Singapore Institute of Manufacturing Technology","ror":"https://ror.org/00f44np30","country_code":"SG","type":"facility","lineage":["https://openalex.org/I115228651","https://openalex.org/I4210091207","https://openalex.org/I91275662"]},{"id":"https://openalex.org/I115228651","display_name":"Agency for Science, Technology and Research","ror":"https://ror.org/036wvzt09","country_code":"SG","type":"government","lineage":["https://openalex.org/I115228651"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Xiang Li","raw_affiliation_strings":["Manufacturing Execution and Control Group, A*STAR Singapore Institute of Manufacturing Technology, Singapore"],"affiliations":[{"raw_affiliation_string":"Manufacturing Execution and Control Group, A*STAR Singapore Institute of Manufacturing Technology, Singapore","institution_ids":["https://openalex.org/I4210091207","https://openalex.org/I115228651"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5016487261"],"corresponding_institution_ids":["https://openalex.org/I115228651","https://openalex.org/I165932596","https://openalex.org/I4210091207"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.07312207,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10780","display_name":"Reliability and Maintenance Optimization","score":0.9997000098228455,"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":0.9997000098228455,"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/T10220","display_name":"Machine Fault Diagnosis Techniques","score":0.9955999851226807,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"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/T10876","display_name":"Fault Detection and Control Systems","score":0.9934999942779541,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/unobservable","display_name":"Unobservable","score":0.9718825817108154},{"id":"https://openalex.org/keywords/downtime","display_name":"Downtime","score":0.772332489490509},{"id":"https://openalex.org/keywords/degradation","display_name":"Degradation (telecommunications)","score":0.6551720499992371},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5763647556304932},{"id":"https://openalex.org/keywords/gamma-process","display_name":"Gamma process","score":0.5708460807800293},{"id":"https://openalex.org/keywords/probability-density-function","display_name":"Probability density function","score":0.5683882236480713},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.5057973861694336},{"id":"https://openalex.org/keywords/estimation-theory","display_name":"Estimation theory","score":0.4230306148529053},{"id":"https://openalex.org/keywords/reliability-engineering","display_name":"Reliability engineering","score":0.38193970918655396},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3352428674697876},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.229904443025589},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.22812312841415405},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.2176022231578827},{"id":"https://openalex.org/keywords/econometrics","display_name":"Econometrics","score":0.09931957721710205}],"concepts":[{"id":"https://openalex.org/C2780695315","wikidata":"https://www.wikidata.org/wiki/Q3799040","display_name":"Unobservable","level":2,"score":0.9718825817108154},{"id":"https://openalex.org/C180591934","wikidata":"https://www.wikidata.org/wiki/Q1253369","display_name":"Downtime","level":2,"score":0.772332489490509},{"id":"https://openalex.org/C2779679103","wikidata":"https://www.wikidata.org/wiki/Q5251805","display_name":"Degradation (telecommunications)","level":2,"score":0.6551720499992371},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5763647556304932},{"id":"https://openalex.org/C79495835","wikidata":"https://www.wikidata.org/wiki/Q5520315","display_name":"Gamma process","level":2,"score":0.5708460807800293},{"id":"https://openalex.org/C197055811","wikidata":"https://www.wikidata.org/wiki/Q207522","display_name":"Probability density function","level":2,"score":0.5683882236480713},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.5057973861694336},{"id":"https://openalex.org/C167928553","wikidata":"https://www.wikidata.org/wiki/Q1376021","display_name":"Estimation theory","level":2,"score":0.4230306148529053},{"id":"https://openalex.org/C200601418","wikidata":"https://www.wikidata.org/wiki/Q2193887","display_name":"Reliability engineering","level":1,"score":0.38193970918655396},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3352428674697876},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.229904443025589},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.22812312841415405},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.2176022231578827},{"id":"https://openalex.org/C149782125","wikidata":"https://www.wikidata.org/wiki/Q160039","display_name":"Econometrics","level":1,"score":0.09931957721710205},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","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}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/etfa.2015.7301593","is_oa":false,"landing_page_url":"https://doi.org/10.1109/etfa.2015.7301593","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE 20th Conference on Emerging Technologies &amp; Factory Automation (ETFA)","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.714.7625","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.714.7625","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://www.ece.nus.edu.sg/stfpage/elepck/HCYan%20et%20al%20-%20ETFA2015.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9","score":0.6200000047683716}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321026","display_name":"Ministry of Earth Sciences","ror":"https://ror.org/013cf5k59"},{"id":"https://openalex.org/F4320322724","display_name":"Ministry of Education, India","ror":"https://ror.org/048xjjh50"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W178056938","https://openalex.org/W774846926","https://openalex.org/W1965324089","https://openalex.org/W1965582044","https://openalex.org/W1995723008","https://openalex.org/W2033939818","https://openalex.org/W2043129860","https://openalex.org/W2055873761","https://openalex.org/W2064323378","https://openalex.org/W2098729161","https://openalex.org/W2147664181"],"related_works":["https://openalex.org/W2614563012","https://openalex.org/W4293337373","https://openalex.org/W1968533609","https://openalex.org/W1984270607","https://openalex.org/W2151842462","https://openalex.org/W2349333549","https://openalex.org/W2116445905","https://openalex.org/W1930527620","https://openalex.org/W4312156470","https://openalex.org/W2098422445"],"abstract_inverted_index":{"Effective":[0],"prediction":[1,34],"of":[2,35,43,79,89,108,115],"unobservable":[3,36,44],"degradation":[4,45,56],"can":[5],"assist":[6],"to":[7,53],"schedule":[8],"preventive":[9],"maintenance":[10],"and":[11,98],"reduce":[12],"unexpected":[13],"downtime":[14],"for":[15,28],"realistic":[16],"industrial":[17,37],"systems.":[18],"In":[19],"this":[20],"paper,":[21],"an":[22,86,105],"extended":[23,81],"time-/condition-based":[24],"framework":[25,82],"is":[26,51,83],"proposed":[27],"the":[29,55,59,74,101],"Probability":[30],"Density":[31],"Function":[32],"(PDF)":[33],"wear.":[38],"Furthering":[39],"our":[40,80],"earlier":[41],"work":[42],"estimation,":[46],"a":[47,65,90],"stage-based":[48],"Gamma":[49],"process":[50],"developed":[52],"predict":[54],"PDF":[57],"where":[58],"modeling":[60],"parameters":[61],"are":[62],"updated":[63],"by":[64],"recursive":[66],"Maximum":[67],"Likelihood":[68],"Estimation":[69],"(MLE)":[70],"algorithm":[71],"derived":[72],"from":[73],"conventional":[75],"MLE.":[76],"The":[77],"effectiveness":[78],"tested":[84],"on":[85],"industry":[87],"experiment":[88],"high":[91],"speed":[92],"computer":[93],"numerical":[94],"control":[95],"milling":[96],"machine,":[97],"it":[99],"achieved":[100],"predicted":[102],"bounds":[103],"with":[104],"average":[106,113],"error":[107],"12.1%":[109],"as":[110,112],"well":[111],"accuracy":[114],"96.9%.":[116]},"counts_by_year":[],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
