{"id":"https://openalex.org/W2165969640","doi":"https://doi.org/10.1016/s0166-5316(03)00044-0","title":"Acyclic discrete phase type distributions: properties and a parameter estimation algorithm","display_name":"Acyclic discrete phase type distributions: properties and a parameter estimation algorithm","publication_year":2003,"publication_date":"2003-04-05","ids":{"openalex":"https://openalex.org/W2165969640","doi":"https://doi.org/10.1016/s0166-5316(03)00044-0","mag":"2165969640"},"language":"en","primary_location":{"id":"doi:10.1016/s0166-5316(03)00044-0","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0166-5316(03)00044-0","pdf_url":null,"source":{"id":"https://openalex.org/S45003570","display_name":"Performance Evaluation","issn_l":"0166-5316","issn":["0166-5316","1872-745X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Performance Evaluation","raw_type":"journal-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/A5080284872","display_name":"Andrea Bobbio","orcid":"https://orcid.org/0000-0002-6690-3961"},"institutions":[{"id":"https://openalex.org/I123338534","display_name":"Universit\u00e0 degli Studi del Piemonte Orientale \u201cAmedeo Avogadro\u201d","ror":"https://ror.org/04387x656","country_code":"IT","type":"education","lineage":["https://openalex.org/I123338534"]},{"id":"https://openalex.org/I4210136872","display_name":"Tecnologie Avanzate (Italy)","ror":"https://ror.org/04kevy945","country_code":"IT","type":"company","lineage":["https://openalex.org/I4210136872"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"A. Bobbio","raw_affiliation_strings":["Dip. di Scienze e Tecnologie Avanzate, Universit\u00e0 del Piemonte Orientale, Piemonte, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dip. di Scienze e Tecnologie Avanzate, Universit\u00e0 del Piemonte Orientale, Piemonte, Italy","institution_ids":["https://openalex.org/I123338534","https://openalex.org/I4210136872"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055547076","display_name":"Andr\u00e1s Horv\u00e1th","orcid":"https://orcid.org/0000-0002-8210-545X"},"institutions":[{"id":"https://openalex.org/I106118109","display_name":"E\u00f6tv\u00f6s Lor\u00e1nd University","ror":"https://ror.org/01jsq2704","country_code":"HU","type":"education","lineage":["https://openalex.org/I106118109"]},{"id":"https://openalex.org/I4210161853","display_name":"Budapest Institute","ror":"https://ror.org/050hvq478","country_code":"HU","type":"facility","lineage":["https://openalex.org/I4210161853"]}],"countries":["HU"],"is_corresponding":false,"raw_author_name":"A. Horv\u00e1th","raw_affiliation_strings":["Department of Telecommunications, Technical University of Budapest, Budapest 1521, Hungary"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Telecommunications, Technical University of Budapest, Budapest 1521, Hungary","institution_ids":["https://openalex.org/I106118109","https://openalex.org/I4210161853"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033292026","display_name":"Marco Scarpa","orcid":"https://orcid.org/0000-0002-9560-7504"},"institutions":[{"id":"https://openalex.org/I39063666","display_name":"University of Catania","ror":"https://ror.org/03a64bh57","country_code":"IT","type":"education","lineage":["https://openalex.org/I39063666"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"M. Scarpa","raw_affiliation_strings":["Istituto di Informatica e Telecomunicazioni, Universit\u00e0 di Catania, Catania, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Istituto di Informatica e Telecomunicazioni, Universit\u00e0 di Catania, Catania, Italy","institution_ids":["https://openalex.org/I39063666"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058423790","display_name":"Mikl\u00f3s Telek","orcid":"https://orcid.org/0000-0001-9600-6084"},"institutions":[{"id":"https://openalex.org/I106118109","display_name":"E\u00f6tv\u00f6s Lor\u00e1nd University","ror":"https://ror.org/01jsq2704","country_code":"HU","type":"education","lineage":["https://openalex.org/I106118109"]},{"id":"https://openalex.org/I4210161853","display_name":"Budapest Institute","ror":"https://ror.org/050hvq478","country_code":"HU","type":"facility","lineage":["https://openalex.org/I4210161853"]}],"countries":["HU"],"is_corresponding":true,"raw_author_name":"M. Telek","raw_affiliation_strings":["Department of Telecommunications, Technical University of Budapest, Budapest 1521, Hungary"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Telecommunications, Technical University of Budapest, Budapest 1521, Hungary","institution_ids":["https://openalex.org/I106118109","https://openalex.org/I4210161853"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5058423790"],"corresponding_institution_ids":["https://openalex.org/I106118109","https://openalex.org/I4210161853"],"apc_list":{"value":2900,"currency":"USD","value_usd":2900},"apc_paid":null,"fwci":9.2283,"has_fulltext":false,"cited_by_count":128,"citation_normalized_percentile":{"value":0.98359752,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":93,"max":99},"biblio":{"volume":"54","issue":"1","first_page":"1","last_page":"32"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10968","display_name":"Statistical Distribution Estimation and Applications","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10968","display_name":"Statistical Distribution Estimation and Applications","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11901","display_name":"Bayesian Methods and Mixture Models","score":0.995199978351593,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10780","display_name":"Reliability and Maintenance Optimization","score":0.9944000244140625,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6697633862495422},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5816846489906311},{"id":"https://openalex.org/keywords/type","display_name":"Type (biology)","score":0.5794759392738342},{"id":"https://openalex.org/keywords/coefficient-of-variation","display_name":"Coefficient of variation","score":0.5709400177001953},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.5164034962654114},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.4825657904148102},{"id":"https://openalex.org/keywords/distribution","display_name":"Distribution (mathematics)","score":0.4796741008758545},{"id":"https://openalex.org/keywords/class","display_name":"Class (philosophy)","score":0.44522398710250854},{"id":"https://openalex.org/keywords/phase","display_name":"Phase (matter)","score":0.4251110553741455},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.4066394567489624},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.20876574516296387},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.20106029510498047},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.19551998376846313},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09729894995689392}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6697633862495422},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5816846489906311},{"id":"https://openalex.org/C2777299769","wikidata":"https://www.wikidata.org/wiki/Q3707858","display_name":"Type (biology)","level":2,"score":0.5794759392738342},{"id":"https://openalex.org/C89838059","wikidata":"https://www.wikidata.org/wiki/Q623738","display_name":"Coefficient of variation","level":2,"score":0.5709400177001953},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.5164034962654114},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.4825657904148102},{"id":"https://openalex.org/C110121322","wikidata":"https://www.wikidata.org/wiki/Q865811","display_name":"Distribution (mathematics)","level":2,"score":0.4796741008758545},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.44522398710250854},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.4251110553741455},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.4066394567489624},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.20876574516296387},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.20106029510498047},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.19551998376846313},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09729894995689392},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","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/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1016/s0166-5316(03)00044-0","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0166-5316(03)00044-0","pdf_url":null,"source":{"id":"https://openalex.org/S45003570","display_name":"Performance Evaluation","issn_l":"0166-5316","issn":["0166-5316","1872-745X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Performance Evaluation","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.2.9168","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.2.9168","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://webspn.hit.bme.hu/~telek/cikkek/bobb03d.ps.gz","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.20.3697","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.20.3697","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://webspn.hit.bme.hu/~horvath/publications/papers/BoHoScTe03.ps.gz","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321994","display_name":"Hungarian Scientific Research Fund","ror":"https://ror.org/00v349e63"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1554019143","https://openalex.org/W1580659983","https://openalex.org/W1884563288","https://openalex.org/W1968661925","https://openalex.org/W1968933954","https://openalex.org/W1969531493","https://openalex.org/W1986771252","https://openalex.org/W1993834778","https://openalex.org/W1993883527","https://openalex.org/W2002029038","https://openalex.org/W2019651740","https://openalex.org/W2026701266","https://openalex.org/W2129263076","https://openalex.org/W2327391674"],"related_works":["https://openalex.org/W2378211422","https://openalex.org/W2745001401","https://openalex.org/W4321353415","https://openalex.org/W2130974462","https://openalex.org/W972276598","https://openalex.org/W4246352526","https://openalex.org/W2028665553","https://openalex.org/W2086519370","https://openalex.org/W2087343574","https://openalex.org/W2121910908"],"abstract_inverted_index":null,"counts_by_year":[{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":10},{"year":2017,"cited_by_count":10},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":7},{"year":2014,"cited_by_count":12},{"year":2013,"cited_by_count":6},{"year":2012,"cited_by_count":8}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}
