{"id":"https://openalex.org/A5007683593","orcid":null,"observed_orcids":[],"display_name":"Leif Collberg","raw_author_names":["Collberg, L.","L.J. Collberg","Leif Collberg"],"full_name":"Leif Collberg","works_count":29,"cited_by_count":166,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":7,"i10_index":3},"ids":{"openalex":"https://openalex.org/A5007683593","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I188703460","ror":"https://ror.org/04c235406","display_name":"DNV (Norway)","country_code":"NO","type":"company","lineage":["https://openalex.org/I188703460"]},"years":[2023,2018,2017,2016,2012,2011,2008,2007,2006,2005,2003,2001,2000,1999,1998,1997,1996]},{"institution":{"id":"https://openalex.org/I4210118550","ror":"https://ror.org/0295z7538","display_name":"DNV (United Kingdom)","country_code":"GB","type":"company","lineage":["https://openalex.org/I188703460","https://openalex.org/I4210118550"]},"years":[2017]}],"last_known_institutions":[{"id":"https://openalex.org/I188703460","ror":"https://ror.org/04c235406","display_name":"DNV (Norway)","country_code":"NO","type":"company","lineage":["https://openalex.org/I188703460"]}],"topics":[{"id":"https://openalex.org/T12086","display_name":"Structural Integrity and Reliability Analysis","count":28,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T13925","display_name":"Offshore Engineering and Technologies","count":26,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T10713","display_name":"Structural Load-Bearing Analysis","count":12,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural 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/T11357","display_name":"Risk and Safety Analysis","count":3,"subfield":{"id":"https://openalex.org/subfields/1804","display_name":"Statistics, Probability and Uncertainty"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13891","display_name":"Engineering Diagnostics and Reliability","count":3,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T13925","display_name":"Offshore Engineering and Technologies","value":0.000141,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T12086","display_name":"Structural Integrity and Reliability Analysis","value":0.0001047,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/T10713","display_name":"Structural Load-Bearing Analysis","value":3.57e-05,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural 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/T13891","display_name":"Engineering Diagnostics and Reliability","value":3.52e-05,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"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/T14164","display_name":"Marine and Offshore Engineering Studies","value":2.03e-05,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"175309249","wikidata":"https://www.wikidata.org/wiki/Q725864","display_name":"Pipeline transport","score":0.824066698551178},{"id":"43521106","wikidata":"https://www.wikidata.org/wiki/Q2165493","display_name":"Pipeline (software)","score":0.7384870052337646},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.5843721628189087},{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.5527580380439758},{"id":"78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","score":0.3574429154396057}],"counts_by_year":[{"year":1996,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1998,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":2,"oa_works_count":0,"cited_by_count":12},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":19},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2016,"works_count":4,"oa_works_count":0,"cited_by_count":11},{"year":2017,"works_count":1,"oa_works_count":0,"cited_by_count":14},{"year":2018,"works_count":1,"oa_works_count":0,"cited_by_count":16},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":12},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":15},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2023,"works_count":1,"oa_works_count":0,"cited_by_count":4},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":5},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":4}],"display_name_alternatives":["Collberg, L.","L.J. Collberg","Leif Collberg"],"block_key":"l collberg","works_api_url":"https://api.openalex.org/works?filter=author.id:A5007683593","updated_date":"2026-11-01T11:00:13","created_date":"2016-06-24T00:00:00"}