{"id":"https://openalex.org/W574136202","doi":null,"title":"Fundamentals of Concept Formation in Empirical Science","display_name":"Fundamentals of Concept Formation in Empirical Science","publication_year":1952,"publication_date":"1952-01-01","ids":{"openalex":"https://openalex.org/W574136202","mag":"574136202"},"language":"en","primary_location":{"id":"mag:574136202","doi":null,"is_oa":false,"landing_page_url":"http://ci.nii.ac.jp/ncid/BA12495877","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"volume":null,"type":"book","indexed_in":[],"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/A5028562285","display_name":"Carl G. Hempel","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Carl G. Hempel","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5028562285"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":90.6923,"has_fulltext":false,"cited_by_count":868,"citation_normalized_percentile":{"value":0.99744898,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10778","display_name":"Philosophy and History of Science","score":0.6068999767303467,"subfield":{"id":"https://openalex.org/subfields/1207","display_name":"History and Philosophy of Science"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10778","display_name":"Philosophy and History of Science","score":0.6068999767303467,"subfield":{"id":"https://openalex.org/subfields/1207","display_name":"History and Philosophy of Science"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13558","display_name":"Philosophy, Science, and History","score":0.24770000576972961,"subfield":{"id":"https://openalex.org/subfields/1207","display_name":"History and Philosophy of Science"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10072","display_name":"Science Education and Pedagogy","score":0.07649999856948853,"subfield":{"id":"https://openalex.org/subfields/3304","display_name":"Education"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/concept-formation","display_name":"concept formation","score":0.9980000257492065},{"id":"https://openalex.org/keywords/empirical-science","display_name":"empirical science","score":0.8479999899864197},{"id":"https://openalex.org/keywords/scientific-concepts","display_name":"scientific concepts","score":0.7739999890327454}],"concepts":[{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.35859477519989014},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.32636892795562744},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.20482173562049866}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:574136202","doi":null,"is_oa":false,"landing_page_url":"http://ci.nii.ac.jp/ncid/BA12495877","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W1497726998","https://openalex.org/W3039370633","https://openalex.org/W49476457","https://openalex.org/W120783203","https://openalex.org/W191822269","https://openalex.org/W2182502511","https://openalex.org/W2898989599","https://openalex.org/W1980531167","https://openalex.org/W2613391855","https://openalex.org/W7030694524"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":8},{"year":2024,"cited_by_count":17},{"year":2023,"cited_by_count":30},{"year":2022,"cited_by_count":41},{"year":2021,"cited_by_count":23},{"year":2020,"cited_by_count":23},{"year":2019,"cited_by_count":91},{"year":2018,"cited_by_count":14},{"year":2017,"cited_by_count":11},{"year":2016,"cited_by_count":34},{"year":2015,"cited_by_count":21},{"year":2014,"cited_by_count":22},{"year":2013,"cited_by_count":22},{"year":2012,"cited_by_count":25}],"updated_date":"2026-10-25T09:29:13.331239","created_date":"2016-06-24T00:00:00"}
