{"id":"https://openalex.org/W2020439121","doi":"https://doi.org/10.1007/s11219-009-9075-x","title":"Analyzing the co-evolution of comments and source code","display_name":"Analyzing the co-evolution of comments and source code","publication_year":2009,"publication_date":"2009-03-24","ids":{"openalex":"https://openalex.org/W2020439121","doi":"https://doi.org/10.1007/s11219-009-9075-x","mag":"2020439121"},"language":"en","primary_location":{"id":"doi:10.1007/s11219-009-9075-x","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11219-009-9075-x","pdf_url":null,"source":{"id":"https://openalex.org/S7504070","display_name":"Software Quality Journal","issn_l":"0963-9314","issn":["0963-9314","1573-1367"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Software Quality Journal","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":null,"any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5086184717","display_name":"Beat Fluri","orcid":null},"institutions":[{"id":"https://openalex.org/I202697423","display_name":"University of Zurich","ror":"https://ror.org/02crff812","country_code":"CH","type":"education","lineage":["https://openalex.org/I202697423"]}],"countries":["CH"],"is_corresponding":true,"raw_author_name":"Beat Fluri","raw_affiliation_strings":["Department of Informatics, University of Zurich, Zurich, Switzerland","Department of Informatics University of Zurich  Z\u00fcrich Switzerland"],"affiliations":[{"raw_affiliation_string":"Department of Informatics, University of Zurich, Zurich, Switzerland","institution_ids":["https://openalex.org/I202697423"]},{"raw_affiliation_string":"Department of Informatics University of Zurich  Z\u00fcrich Switzerland","institution_ids":["https://openalex.org/I202697423"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016768970","display_name":"Michael W\u00fcrsch","orcid":null},"institutions":[{"id":"https://openalex.org/I202697423","display_name":"University of Zurich","ror":"https://ror.org/02crff812","country_code":"CH","type":"education","lineage":["https://openalex.org/I202697423"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Michael W\u00fcrsch","raw_affiliation_strings":["Department of Informatics, University of Zurich, Zurich, Switzerland","Department of Informatics University of Zurich  Z\u00fcrich Switzerland"],"affiliations":[{"raw_affiliation_string":"Department of Informatics, University of Zurich, Zurich, Switzerland","institution_ids":["https://openalex.org/I202697423"]},{"raw_affiliation_string":"Department of Informatics University of Zurich  Z\u00fcrich Switzerland","institution_ids":["https://openalex.org/I202697423"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003752547","display_name":"Emanuel Giger","orcid":null},"institutions":[{"id":"https://openalex.org/I202697423","display_name":"University of Zurich","ror":"https://ror.org/02crff812","country_code":"CH","type":"education","lineage":["https://openalex.org/I202697423"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Emanuel Giger","raw_affiliation_strings":["Department of Informatics, University of Zurich, Zurich, Switzerland","Department of Informatics University of Zurich  Z\u00fcrich Switzerland"],"affiliations":[{"raw_affiliation_string":"Department of Informatics, University of Zurich, Zurich, Switzerland","institution_ids":["https://openalex.org/I202697423"]},{"raw_affiliation_string":"Department of Informatics University of Zurich  Z\u00fcrich Switzerland","institution_ids":["https://openalex.org/I202697423"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5009436227","display_name":"Harald C. Gall","orcid":"https://orcid.org/0000-0002-3874-5628"},"institutions":[{"id":"https://openalex.org/I202697423","display_name":"University of Zurich","ror":"https://ror.org/02crff812","country_code":"CH","type":"education","lineage":["https://openalex.org/I202697423"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Harald C. Gall","raw_affiliation_strings":["Department of Informatics, University of Zurich, Zurich, Switzerland","Department of Informatics University of Zurich  Z\u00fcrich Switzerland"],"affiliations":[{"raw_affiliation_string":"Department of Informatics, University of Zurich, Zurich, Switzerland","institution_ids":["https://openalex.org/I202697423"]},{"raw_affiliation_string":"Department of Informatics University of Zurich  Z\u00fcrich Switzerland","institution_ids":["https://openalex.org/I202697423"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5086184717"],"corresponding_institution_ids":["https://openalex.org/I202697423"],"apc_list":{"value":2390,"currency":"EUR","value_usd":2990},"apc_paid":null,"fwci":10.092,"has_fulltext":false,"cited_by_count":89,"citation_normalized_percentile":{"value":0.97905808,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"17","issue":"4","first_page":"367","last_page":"394"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10260","display_name":"Software Engineering Research","score":1.0,"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":1.0,"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/T12423","display_name":"Software Reliability and Analysis Research","score":0.9894000291824341,"subfield":{"id":"https://openalex.org/subfields/1712","display_name":"Software"},"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/T10639","display_name":"Advanced Software Engineering Methodologies","score":0.9836999773979187,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/code-review","display_name":"Code review","score":0.7791764736175537},{"id":"https://openalex.org/keywords/source-code","display_name":"Source code","score":0.729873776435852},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7283235788345337},{"id":"https://openalex.org/keywords/kpi-driven-code-analysis","display_name":"KPI-driven code analysis","score":0.6816402673721313},{"id":"https://openalex.org/keywords/codebase","display_name":"Codebase","score":0.5590829253196716},{"id":"https://openalex.org/keywords/internal-documentation","display_name":"Internal documentation","score":0.5339255332946777},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.5020778179168701},{"id":"https://openalex.org/keywords/software-evolution","display_name":"Software evolution","score":0.4902506470680237},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.46271583437919617},{"id":"https://openalex.org/keywords/static-program-analysis","display_name":"Static program analysis","score":0.4568524956703186},{"id":"https://openalex.org/keywords/code-smell","display_name":"Code smell","score":0.45034167170524597},{"id":"https://openalex.org/keywords/software-development","display_name":"Software development","score":0.4428136944770813},{"id":"https://openalex.org/keywords/leverage","display_name":"Leverage (statistics)","score":0.4359327256679535},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.42219775915145874},{"id":"https://openalex.org/keywords/software-engineering","display_name":"Software engineering","score":0.4206990599632263},{"id":"https://openalex.org/keywords/heuristics","display_name":"Heuristics","score":0.4164890646934509},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.3634421229362488},{"id":"https://openalex.org/keywords/software-quality","display_name":"Software quality","score":0.3351038992404938},{"id":"https://openalex.org/keywords/software-construction","display_name":"Software construction","score":0.20182830095291138},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.13308864831924438},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.12554630637168884}],"concepts":[{"id":"https://openalex.org/C150292731","wikidata":"https://www.wikidata.org/wiki/Q1342704","display_name":"Code review","level":5,"score":0.7791764736175537},{"id":"https://openalex.org/C43126263","wikidata":"https://www.wikidata.org/wiki/Q128751","display_name":"Source code","level":2,"score":0.729873776435852},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7283235788345337},{"id":"https://openalex.org/C121957198","wikidata":"https://www.wikidata.org/wiki/Q14365593","display_name":"KPI-driven code analysis","level":5,"score":0.6816402673721313},{"id":"https://openalex.org/C51929080","wikidata":"https://www.wikidata.org/wiki/Q2425187","display_name":"Codebase","level":3,"score":0.5590829253196716},{"id":"https://openalex.org/C140396857","wikidata":"https://www.wikidata.org/wiki/Q16934771","display_name":"Internal documentation","level":5,"score":0.5339255332946777},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.5020778179168701},{"id":"https://openalex.org/C202105479","wikidata":"https://www.wikidata.org/wiki/Q265013","display_name":"Software evolution","level":5,"score":0.4902506470680237},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.46271583437919617},{"id":"https://openalex.org/C137287247","wikidata":"https://www.wikidata.org/wiki/Q1329550","display_name":"Static program analysis","level":4,"score":0.4568524956703186},{"id":"https://openalex.org/C133237599","wikidata":"https://www.wikidata.org/wiki/Q2295111","display_name":"Code smell","level":5,"score":0.45034167170524597},{"id":"https://openalex.org/C529173508","wikidata":"https://www.wikidata.org/wiki/Q638608","display_name":"Software development","level":3,"score":0.4428136944770813},{"id":"https://openalex.org/C153083717","wikidata":"https://www.wikidata.org/wiki/Q6535263","display_name":"Leverage (statistics)","level":2,"score":0.4359327256679535},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.42219775915145874},{"id":"https://openalex.org/C115903868","wikidata":"https://www.wikidata.org/wiki/Q80993","display_name":"Software engineering","level":1,"score":0.4206990599632263},{"id":"https://openalex.org/C127705205","wikidata":"https://www.wikidata.org/wiki/Q5748245","display_name":"Heuristics","level":2,"score":0.4164890646934509},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.3634421229362488},{"id":"https://openalex.org/C117447612","wikidata":"https://www.wikidata.org/wiki/Q1412670","display_name":"Software quality","level":4,"score":0.3351038992404938},{"id":"https://openalex.org/C186846655","wikidata":"https://www.wikidata.org/wiki/Q3398377","display_name":"Software construction","level":4,"score":0.20182830095291138},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.13308864831924438},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.12554630637168884}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1007/s11219-009-9075-x","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11219-009-9075-x","pdf_url":null,"source":{"id":"https://openalex.org/S7504070","display_name":"Software Quality Journal","issn_l":"0963-9314","issn":["0963-9314","1573-1367"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Software Quality Journal","raw_type":"journal-article"},{"id":"pmh:oai:www.zora.uzh.ch:25777","is_oa":true,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4306401281","display_name":"Zurich Open Repository and Archive (University of Zurich)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I202697423","host_organization_name":"University of Zurich","host_organization_lineage":["https://openalex.org/I202697423"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Fluri, B; W\u00fcrsch, M; Giger, E; Gall, H C  (2009). Analyzing the co-evolution of comments and source code.  Software Quality Journal, 17(4):367-394.","raw_type":"info:eu-repo/semantics/publishedVersion"},{"id":"doi:10.5167/uzh-25777","is_oa":true,"landing_page_url":"https://doi.org/10.5167/uzh-25777","pdf_url":null,"source":{"id":"https://openalex.org/S7407051291","display_name":"Universit\u00e4t Z\u00fcrich, ZORA","issn_l":null,"issn":[],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article-journal"}],"best_oa_location":{"id":"pmh:oai:www.zora.uzh.ch:25777","is_oa":true,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4306401281","display_name":"Zurich Open Repository and Archive (University of Zurich)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I202697423","host_organization_name":"University of Zurich","host_organization_lineage":["https://openalex.org/I202697423"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Fluri, B; W\u00fcrsch, M; Giger, E; Gall, H C  (2009). Analyzing the co-evolution of comments and source code.  Software Quality Journal, 17(4):367-394.","raw_type":"info:eu-repo/semantics/publishedVersion"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W90728745","https://openalex.org/W561474568","https://openalex.org/W1527311855","https://openalex.org/W1542917673","https://openalex.org/W1597495308","https://openalex.org/W1970149335","https://openalex.org/W1980769221","https://openalex.org/W2000743515","https://openalex.org/W2010837018","https://openalex.org/W2013839424","https://openalex.org/W2048423102","https://openalex.org/W2049828091","https://openalex.org/W2069756886","https://openalex.org/W2070502162","https://openalex.org/W2099291492","https://openalex.org/W2104876936","https://openalex.org/W2110385988","https://openalex.org/W2114519039","https://openalex.org/W2119821925","https://openalex.org/W2121898992","https://openalex.org/W2128581098","https://openalex.org/W2138378644","https://openalex.org/W2141558501","https://openalex.org/W2152874840","https://openalex.org/W2153150125","https://openalex.org/W2162982974","https://openalex.org/W2163876299","https://openalex.org/W2163960678","https://openalex.org/W2164886519","https://openalex.org/W3018596663","https://openalex.org/W4234989652","https://openalex.org/W4251218026","https://openalex.org/W6615651607","https://openalex.org/W6902656145"],"related_works":["https://openalex.org/W3154383848","https://openalex.org/W2344367508","https://openalex.org/W4382562158","https://openalex.org/W2986478207","https://openalex.org/W3046227412","https://openalex.org/W4312706861","https://openalex.org/W3116427025","https://openalex.org/W1982871693","https://openalex.org/W656101134","https://openalex.org/W20188161"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":13},{"year":2020,"cited_by_count":7},{"year":2019,"cited_by_count":7},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":6},{"year":2016,"cited_by_count":7},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":7}],"updated_date":"2026-04-07T14:57:38.498316","created_date":"2025-10-10T00:00:00"}