{"id":"https://openalex.org/A5152350347","orcid":"https://orcid.org/0009-0004-2234-3749","observed_orcids":["https://orcid.org/0009-0004-2234-3749"],"display_name":"Justus Krell","raw_author_names":["Justus Krell"],"full_name":"Justus Krell","works_count":1,"cited_by_count":0,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":0,"i10_index":0},"ids":{"openalex":"https://openalex.org/A5152350347","orcid":"https://orcid.org/0009-0004-2234-3749","observed_orcids":["https://orcid.org/0009-0004-2234-3749"]},"affiliations":[{"institution":{"id":"https://openalex.org/I206895457","ror":"https://ror.org/02azyry73","display_name":"University of Siegen","country_code":"DE","type":"education","lineage":["https://openalex.org/I206895457"]},"years":[2026]}],"last_known_institutions":[{"id":"https://openalex.org/I206895457","ror":"https://ror.org/02azyry73","display_name":"University of Siegen","country_code":"DE","type":"education","lineage":["https://openalex.org/I206895457"]}],"topics":[{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","count":1,"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/T10260","display_name":"Software Engineering Research","count":1,"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/T10286","display_name":"Information Retrieval and Search Behavior","count":1,"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"}}],"topic_share":[{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","value":4.8e-06,"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/T10260","display_name":"Software Engineering Research","value":3.3e-06,"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/T10286","display_name":"Information Retrieval and Search Behavior","value":2.8e-06,"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"}}],"x_concepts":[{"id":"113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","score":0.4023999869823456},{"id":"115903868","wikidata":"https://www.wikidata.org/wiki/Q80993","display_name":"Software engineering","score":0.31790000200271606},{"id":"124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","score":0.3163999915122986},{"id":"119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","score":0.27549999952316284},{"id":"120936955","wikidata":"https://www.wikidata.org/wiki/Q2155640","display_name":"Empirical research","score":0.26980000734329224}],"counts_by_year":[{"year":2026,"works_count":1,"oa_works_count":1,"cited_by_count":0}],"display_name_alternatives":["Justus Krell"],"block_key":"j krell","works_api_url":"https://api.openalex.org/works?filter=author.id:A5152350347","updated_date":"2026-11-01T11:00:13","created_date":"2026-09-22T00:00:00"}