{"id":"https://openalex.org/W1985782589","doi":"https://doi.org/10.1145/1082983.1083168","title":"Towards predictor models for large libre software projects","display_name":"Towards predictor models for large libre software projects","publication_year":2005,"publication_date":"2005-05-15","ids":{"openalex":"https://openalex.org/W1985782589","doi":"https://doi.org/10.1145/1082983.1083168","mag":"1985782589"},"language":"en","primary_location":{"id":"doi:10.1145/1082983.1083168","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1082983.1083168","pdf_url":null,"source":{"id":"https://openalex.org/S186921487","display_name":"ACM SIGSOFT Software Engineering Notes","issn_l":"0163-5948","issn":["0163-5948","1943-5843"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM SIGSOFT Software Engineering Notes","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/A5047942214","display_name":"Israel Herraiz","orcid":"https://orcid.org/0000-0002-0582-7539"},"institutions":[{"id":"https://openalex.org/I182083151","display_name":"Universidad Rey Juan Carlos","ror":"https://ror.org/01v5cv687","country_code":"ES","type":"education","lineage":["https://openalex.org/I182083151"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Israel Herraiz","raw_affiliation_strings":["Universidad Rey Juan Carlos, Madrid, Spain","Universidad Rey Juan Carlos, Madrid, Spain;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidad Rey Juan Carlos, Madrid, Spain","institution_ids":["https://openalex.org/I182083151"]},{"raw_affiliation_string":"Universidad Rey Juan Carlos, Madrid, Spain;","institution_ids":["https://openalex.org/I182083151"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061131972","display_name":"Greg\u00f3rio Robles","orcid":"https://orcid.org/0000-0002-1442-6761"},"institutions":[{"id":"https://openalex.org/I182083151","display_name":"Universidad Rey Juan Carlos","ror":"https://ror.org/01v5cv687","country_code":"ES","type":"education","lineage":["https://openalex.org/I182083151"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Gregorio Robles","raw_affiliation_strings":["Universidad Rey Juan Carlos, Madrid, Spain","Universidad Rey Juan Carlos, Madrid, Spain;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidad Rey Juan Carlos, Madrid, Spain","institution_ids":["https://openalex.org/I182083151"]},{"raw_affiliation_string":"Universidad Rey Juan Carlos, Madrid, Spain;","institution_ids":["https://openalex.org/I182083151"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5066580987","display_name":"Jesus M. Gonzalez-Barahona","orcid":"https://orcid.org/0000-0001-9682-460X"},"institutions":[{"id":"https://openalex.org/I182083151","display_name":"Universidad Rey Juan Carlos","ror":"https://ror.org/01v5cv687","country_code":"ES","type":"education","lineage":["https://openalex.org/I182083151"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jesus M. Gonzalez-Barahona","raw_affiliation_strings":["Universidad Rey Juan Carlos, Madrid, Spain","Universidad Rey Juan Carlos, Madrid, Spain;"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universidad Rey Juan Carlos, Madrid, Spain","institution_ids":["https://openalex.org/I182083151"]},{"raw_affiliation_string":"Universidad Rey Juan Carlos, Madrid, Spain;","institution_ids":["https://openalex.org/I182083151"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I182083151"],"apc_list":null,"apc_paid":null,"fwci":1.6973,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.89248301,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"30","issue":"4","first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10260","display_name":"Software Engineering Research","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10260","display_name":"Software Engineering Research","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T11675","display_name":"Open Source Software Innovations","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"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/T10430","display_name":"Software Engineering Techniques and Practices","score":0.9912999868392944,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/software-versioning","display_name":"Software versioning","score":0.6481812596321106},{"id":"https://openalex.org/keywords/software-engineering","display_name":"Software engineering","score":0.5807631015777588},{"id":"https://openalex.org/keywords/software-development","display_name":"Software development","score":0.5671096444129944},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.5609095096588135},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.553869366645813},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.3205678462982178},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.1692112386226654}],"concepts":[{"id":"https://openalex.org/C198140048","wikidata":"https://www.wikidata.org/wiki/Q10859422","display_name":"Software versioning","level":3,"score":0.6481812596321106},{"id":"https://openalex.org/C115903868","wikidata":"https://www.wikidata.org/wiki/Q80993","display_name":"Software engineering","level":1,"score":0.5807631015777588},{"id":"https://openalex.org/C529173508","wikidata":"https://www.wikidata.org/wiki/Q638608","display_name":"Software development","level":3,"score":0.5671096444129944},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.5609095096588135},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.553869366645813},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.3205678462982178},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.1692112386226654}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/1082983.1083168","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1082983.1083168","pdf_url":null,"source":{"id":"https://openalex.org/S186921487","display_name":"ACM SIGSOFT Software Engineering Notes","issn_l":"0163-5948","issn":["0163-5948","1943-5843"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM SIGSOFT Software Engineering Notes","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.533.4544","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.533.4544","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://herraiz.org/papers/english/promise2005.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Partnerships for the goals","score":0.4099999964237213,"id":"https://metadata.un.org/sdg/17"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W122154057","https://openalex.org/W144138566","https://openalex.org/W197181344","https://openalex.org/W1991726357","https://openalex.org/W2039785095","https://openalex.org/W2081004173","https://openalex.org/W2093249572","https://openalex.org/W2107294940","https://openalex.org/W2123586642","https://openalex.org/W2128780139","https://openalex.org/W2159682002","https://openalex.org/W2300156994","https://openalex.org/W6678691610"],"related_works":["https://openalex.org/W2476117260","https://openalex.org/W2770531922","https://openalex.org/W1845068655","https://openalex.org/W4321354308","https://openalex.org/W3118244000","https://openalex.org/W3121161786","https://openalex.org/W2290299503","https://openalex.org/W3029851195","https://openalex.org/W2046884474","https://openalex.org/W2183585111"],"abstract_inverted_index":{"Libre":[0],"(free/open":[1],"source)":[2],"software":[3,41,54,114,135],"provides":[4],"an":[5],"ample":[6],"range":[7],"of":[8,72,84,130,144,146,171],"publicly":[9],"available":[10],"data":[11,120],"sources":[12,163],"about":[13],"its":[14,45],"development,":[15,55],"which":[16],"can":[17],"be":[18],"retrieved":[19],"and":[20,32,64,77,88,126,141,150,159,174],"analyzed.":[21],"Consequently,":[22],"it":[23,153],"offers":[24],"a":[25,70,73,104,132],"good":[26],"opportunity":[27],"to":[28,38,93,166],"build":[29],"predictive":[30,109],"estimation":[31],"evolution":[33],"models.":[34],"The":[35],"main":[36],"challenge":[37],"understand":[39],"libre":[40,113,134],"development":[42,46],"is":[43,48,96,103],"that":[44],"nature":[47],"radically":[49],"different":[50],"from":[51],"'classical'":[52],"in-house":[53],"common":[56],"in":[57,59,89,99,107,111,152,178],"industry":[58],"the":[60,94,112,155,179],"last":[61,156],"decades.":[62],"Developers":[63],"other":[65],"human":[66],"resources":[67],"are":[68],"generally":[69],"mixture":[71],"few":[74],"hired":[75],"developers":[76],"many":[78],"volunteers":[79],"whose":[80],"contribution":[81],"(in":[82],"number":[83],"hours":[85],"per":[86],"week":[87],"total":[90],"time":[91],"devoted":[92],"project)":[95],"not":[97],"foreseeable":[98],"advance.":[100],"This":[101],"paper":[102],"first":[105,169],"step":[106],"finding":[108],"models":[110],"world.":[115],"We":[116],"have":[117],"studied":[118],"three":[119],"repositories":[121],"(versioning":[122],"system,":[123],"mailing":[124],"lists":[125],"bug":[127],"tracking":[128],"system)":[129],"GNOME,":[131],"large":[133],"project":[136],"with":[137],"several":[138,142],"thousand":[139],"contributors":[140],"millions":[143],"lines":[145],"code,":[147],"measuring":[148],"activity":[149,175],"participation":[151,173],"during":[154],"years.":[157],"Results":[158],"correlations":[160],"for":[161],"these":[162],"allow":[164],"us":[165],"adventure":[167],"some":[168],"estimations":[170],"how":[172],"will":[176],"evolve":[177],"future.":[180]},"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}