{"id":"https://openalex.org/W2126859103","doi":"https://doi.org/10.1109/icsm.2004.1357803","title":"Dex: a semantic-graph differencing tool for studying changes in large code bases","display_name":"Dex: a semantic-graph differencing tool for studying changes in large code bases","publication_year":2004,"publication_date":"2004-12-23","ids":{"openalex":"https://openalex.org/W2126859103","doi":"https://doi.org/10.1109/icsm.2004.1357803","mag":"2126859103"},"language":"en","primary_location":{"id":"doi:10.1109/icsm.2004.1357803","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icsm.2004.1357803","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"20th IEEE International Conference on Software Maintenance, 2004. Proceedings.","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/A5111926588","display_name":"Savitha Lakshmi Raghavan","orcid":null},"institutions":[{"id":"https://openalex.org/I58956616","display_name":"Case Western Reserve University","ror":"https://ror.org/051fd9666","country_code":"US","type":"education","lineage":["https://openalex.org/I58956616"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"S. Raghavan","raw_affiliation_strings":["Electrical Engineering & Computer Science Department, Case Western Reserve University, Cleveland, OH, USA","Dept. Electr. Eng. & Comput. Sci., Case Western Reserve Univ., Cleveland, OH, USA"],"affiliations":[{"raw_affiliation_string":"Electrical Engineering & Computer Science Department, Case Western Reserve University, Cleveland, OH, USA","institution_ids":["https://openalex.org/I58956616"]},{"raw_affiliation_string":"Dept. Electr. Eng. & Comput. Sci., Case Western Reserve Univ., Cleveland, OH, USA","institution_ids":["https://openalex.org/I58956616"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076150742","display_name":"R. Rohana","orcid":null},"institutions":[{"id":"https://openalex.org/I58956616","display_name":"Case Western Reserve University","ror":"https://ror.org/051fd9666","country_code":"US","type":"education","lineage":["https://openalex.org/I58956616"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"R. Rohana","raw_affiliation_strings":["Electrical Engineering & Computer Science Department, Case Western Reserve University, Cleveland, OH, USA","Dept. Electr. Eng. & Comput. Sci., Case Western Reserve Univ., Cleveland, OH, USA"],"affiliations":[{"raw_affiliation_string":"Electrical Engineering & Computer Science Department, Case Western Reserve University, Cleveland, OH, USA","institution_ids":["https://openalex.org/I58956616"]},{"raw_affiliation_string":"Dept. Electr. Eng. & Comput. Sci., Case Western Reserve Univ., Cleveland, OH, USA","institution_ids":["https://openalex.org/I58956616"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038249545","display_name":"L De","orcid":"https://orcid.org/0000-0002-3533-8103"},"institutions":[{"id":"https://openalex.org/I58956616","display_name":"Case Western Reserve University","ror":"https://ror.org/051fd9666","country_code":"US","type":"education","lineage":["https://openalex.org/I58956616"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"D. Leon","raw_affiliation_strings":["Electrical Engineering & Computer Science Department, Case Western Reserve University, Cleveland, OH, USA","Dept. Electr. Eng. & Comput. Sci., Case Western Reserve Univ., Cleveland, OH, USA"],"affiliations":[{"raw_affiliation_string":"Electrical Engineering & Computer Science Department, Case Western Reserve University, Cleveland, OH, USA","institution_ids":["https://openalex.org/I58956616"]},{"raw_affiliation_string":"Dept. Electr. Eng. & Comput. Sci., Case Western Reserve Univ., Cleveland, OH, USA","institution_ids":["https://openalex.org/I58956616"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060574497","display_name":"Andy Podgurski","orcid":null},"institutions":[{"id":"https://openalex.org/I58956616","display_name":"Case Western Reserve University","ror":"https://ror.org/051fd9666","country_code":"US","type":"education","lineage":["https://openalex.org/I58956616"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"A. Podgurski","raw_affiliation_strings":["Electrical Engineering & Computer Science Department, Case Western Reserve University, Cleveland, OH, USA","Dept. Electr. Eng. & Comput. Sci., Case Western Reserve Univ., Cleveland, OH, USA"],"affiliations":[{"raw_affiliation_string":"Electrical Engineering & Computer Science Department, Case Western Reserve University, Cleveland, OH, USA","institution_ids":["https://openalex.org/I58956616"]},{"raw_affiliation_string":"Dept. Electr. Eng. & Comput. Sci., Case Western Reserve Univ., Cleveland, OH, USA","institution_ids":["https://openalex.org/I58956616"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032912114","display_name":"Vinay Augustine","orcid":null},"institutions":[{"id":"https://openalex.org/I58956616","display_name":"Case Western Reserve University","ror":"https://ror.org/051fd9666","country_code":"US","type":"education","lineage":["https://openalex.org/I58956616"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"V. Augustine","raw_affiliation_strings":["Electrical Engineering & Computer Science Department, Case Western Reserve University, Cleveland, OH, USA","Dept. Electr. Eng. & Comput. Sci., Case Western Reserve Univ., Cleveland, OH, USA"],"affiliations":[{"raw_affiliation_string":"Electrical Engineering & Computer Science Department, Case Western Reserve University, Cleveland, OH, USA","institution_ids":["https://openalex.org/I58956616"]},{"raw_affiliation_string":"Dept. Electr. Eng. & Comput. Sci., Case Western Reserve Univ., Cleveland, OH, USA","institution_ids":["https://openalex.org/I58956616"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5111926588"],"corresponding_institution_ids":["https://openalex.org/I58956616"],"apc_list":null,"apc_paid":null,"fwci":12.9196,"has_fulltext":false,"cited_by_count":103,"citation_normalized_percentile":{"value":0.98179816,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"188","last_page":"197"},"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":0.9995999932289124,"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/T10743","display_name":"Software Testing and Debugging Techniques","score":0.9994999766349792,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8041775226593018},{"id":"https://openalex.org/keywords/extractor","display_name":"Extractor","score":0.6760474443435669},{"id":"https://openalex.org/keywords/source-code","display_name":"Source code","score":0.596153736114502},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.584780216217041},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.5717756748199463},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.5041624307632446},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.4933532774448395},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.33895161747932434}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8041775226593018},{"id":"https://openalex.org/C117978034","wikidata":"https://www.wikidata.org/wiki/Q5422192","display_name":"Extractor","level":2,"score":0.6760474443435669},{"id":"https://openalex.org/C43126263","wikidata":"https://www.wikidata.org/wiki/Q128751","display_name":"Source code","level":2,"score":0.596153736114502},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.584780216217041},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.5717756748199463},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.5041624307632446},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.4933532774448395},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.33895161747932434},{"id":"https://openalex.org/C21880701","wikidata":"https://www.wikidata.org/wiki/Q2144042","display_name":"Process engineering","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.0},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icsm.2004.1357803","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icsm.2004.1357803","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"20th IEEE International Conference on Software Maintenance, 2004. Proceedings.","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.228.9292","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.228.9292","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.kent.edu/%7Ejmaletic/cs63902/Papers/Podgurski04.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320310281","display_name":"Case Western Reserve University","ror":"https://ror.org/051fd9666"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W7950900","https://openalex.org/W51471258","https://openalex.org/W93804029","https://openalex.org/W1535903721","https://openalex.org/W1605903931","https://openalex.org/W1823109207","https://openalex.org/W1973828066","https://openalex.org/W1986466161","https://openalex.org/W1997163656","https://openalex.org/W2034683285","https://openalex.org/W2049461910","https://openalex.org/W2057294899","https://openalex.org/W2094944943","https://openalex.org/W2096491586","https://openalex.org/W2100888251","https://openalex.org/W2113371678","https://openalex.org/W2121668868","https://openalex.org/W2136657144","https://openalex.org/W2143275903","https://openalex.org/W2151803774","https://openalex.org/W2157657084","https://openalex.org/W4235920392","https://openalex.org/W6602113086"],"related_works":["https://openalex.org/W3082848404","https://openalex.org/W1979583797","https://openalex.org/W2016864125","https://openalex.org/W2372254676","https://openalex.org/W2080135837","https://openalex.org/W2793679056","https://openalex.org/W3145050838","https://openalex.org/W4283332091","https://openalex.org/W2393154870","https://openalex.org/W3081644756"],"abstract_inverted_index":{"This":[0],"paper":[1],"describes":[2],"an":[3],"automated":[4],"tool":[5],"called":[6],"Dex":[7,45,60],"(difference":[8],"extractor)":[9],"for":[10,52],"analyzing":[11],"syntactic":[12],"and":[13,93,106,117],"semantic":[14,68],"changes":[15,38,51],"in":[16,123],"large":[17],"C-language":[18],"code":[19,30,37],"bases.":[20],"It":[21],"is":[22],"applied":[23],"to":[24,40,66,79,99],"patches":[25,56],"obtained":[26],"from":[27,103],"a":[28,42,62],"source":[29],"repository,":[31],"each":[32,72],"of":[33,54,88,96,119],"which":[34],"comprises":[35],"the":[36,55,86,94,104,115],"made":[39],"accomplish":[41],"particular":[43],"task.":[44],"produces":[46],"summary":[47],"statistics":[48],"characterizing":[49],"these":[50,124],"all":[53],"that":[57],"are":[58,76],"analyzed.":[59],"applies":[61],"graph":[63],"differencing":[64],"algorithm":[65],"abstract":[67],"graphs":[69],"(ASGs)":[70],"representing":[71],"version.":[73],"The":[74,109],"differences":[75],"then":[77],"analyzed":[78],"identify":[80],"higher-level":[81],"program":[82],"changes.":[83],"We":[84],"describe":[85],"design":[87],"Dex,":[89],"its":[90],"potential":[91],"applications,":[92],"results":[95,110],"applying":[97],"it":[98],"analyze":[100],"bug":[101],"fixes":[102],"Apache":[105],"GCC":[107],"projects.":[108,125],"include":[111],"detailed":[112],"information":[113],"about":[114],"nature":[116],"frequency":[118],"missing":[120],"condition":[121],"defects":[122]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":6},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":6},{"year":2012,"cited_by_count":7}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}