{"id":"https://openalex.org/A5043527133","orcid":null,"observed_orcids":[],"display_name":"Tsuyoshi Usagawa","raw_author_names":["Tsuyoshi USAGAWA","Tsuyoshi Usagawa"],"full_name":"Tsuyoshi Usagawa","works_count":7,"cited_by_count":29,"summary_stats":{"2yr_mean_citedness":5.0,"h_index":4,"i10_index":1},"ids":{"openalex":"https://openalex.org/A5043527133","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I96036126","ror":"https://ror.org/02cgss904","display_name":"Kumamoto University","country_code":"JP","type":"education","lineage":["https://openalex.org/I96036126"]},"years":[2024,2022,2019,1998]}],"last_known_institutions":[{"id":"https://openalex.org/I96036126","ror":"https://ror.org/02cgss904","display_name":"Kumamoto University","country_code":"JP","type":"education","lineage":["https://openalex.org/I96036126"]}],"topics":[{"id":"https://openalex.org/T10822","display_name":"Acoustic Wave Phenomena Research","count":2,"subfield":{"id":"https://openalex.org/subfields/3102","display_name":"Acoustics and Ultrasonics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11122","display_name":"Online Learning and Analytics","count":2,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"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/T10008","display_name":"Teacher Education and Leadership Studies","count":1,"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"}},{"id":"https://openalex.org/T10110","display_name":"earthquake and tectonic studies","count":1,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10160","display_name":"Seismic Performance and Analysis","count":1,"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"}}],"topic_share":[{"id":"https://openalex.org/T14218","display_name":"Engineering Education and Global Impact","value":4.09e-05,"subfield":{"id":"https://openalex.org/subfields/3303","display_name":"Development"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T14060","display_name":"Education and Communication Studies","value":1.67e-05,"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"}},{"id":"https://openalex.org/T11122","display_name":"Online Learning and Analytics","value":1.17e-05,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"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/T10822","display_name":"Acoustic Wave Phenomena Research","value":8.8e-06,"subfield":{"id":"https://openalex.org/subfields/3102","display_name":"Acoustics and Ultrasonics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11008","display_name":"Aerodynamics and Acoustics in Jet Flows","value":7.7e-06,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.657503604888916},{"id":"33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","score":0.5840165615081787},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.5229647755622864},{"id":"107053488","wikidata":"https://www.wikidata.org/wiki/Q2674423","display_name":"Construction engineering","score":0.3893313407897949},{"id":"2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","score":0.345903217792511}],"counts_by_year":[{"year":1994,"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":2014,"works_count":0,"oa_works_count":0,"cited_by_count":2},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2016,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2017,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2019,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2022,"works_count":2,"oa_works_count":1,"cited_by_count":1},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":4},{"year":2024,"works_count":1,"oa_works_count":1,"cited_by_count":2},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":9}],"display_name_alternatives":["Tsuyoshi USAGAWA","Tsuyoshi Usagawa"],"block_key":"t usagawa","works_api_url":"https://api.openalex.org/works?filter=author.id:A5043527133","updated_date":"2026-11-04T11:47:51","created_date":"2016-06-24T00:00:00"}