{"id":"https://openalex.org/A5149486154","orcid":null,"observed_orcids":[],"display_name":"Hirotaka Takahashi","raw_author_names":["Hirotaka Takahashi","TAKAHASHI, Hirotaka","Takahashi Hirotaka","Takahashi, Hirotaka"],"full_name":"Hirotaka Takahashi","works_count":3,"cited_by_count":0,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":0,"i10_index":0},"ids":{"openalex":"https://openalex.org/A5149486154","orcid":null,"observed_orcids":[]},"affiliations":[],"last_known_institutions":null,"topics":[{"id":"https://openalex.org/T10095","display_name":"Cosmology and Gravitation Theories","count":2,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T10463","display_name":"Pulsars and Gravitational Waves Research","count":2,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T13885","display_name":"Geophysics and Sensor Technology","count":2,"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/T10427","display_name":"Visual perception and processing mechanisms","count":1,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","count":1,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T13885","display_name":"Geophysics and Sensor Technology","value":2.3e-05,"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/T11904","display_name":"Spatial Cognition and Navigation","value":1.17e-05,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10463","display_name":"Pulsars and Gravitational Waves Research","value":1.1e-05,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T10095","display_name":"Cosmology and Gravitation Theories","value":5.2e-06,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"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/T10531","display_name":"Advanced Vision and Imaging","value":3.9e-06,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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":"2778572836","wikidata":"https://www.wikidata.org/wiki/Q380933","display_name":"Space (punctuation)","score":0.4828000068664551},{"id":"104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","score":0.3682999908924103},{"id":"104060986","wikidata":"https://www.wikidata.org/wiki/Q180046","display_name":"Space exploration","score":0.35749998688697815},{"id":"107195408","wikidata":"https://www.wikidata.org/wiki/Q2302080","display_name":"Gravitational-wave observatory","score":0.30970001220703125},{"id":"77304879","wikidata":"https://www.wikidata.org/wiki/Q211485","display_name":"Space technology","score":0.2565999925136566}],"counts_by_year":[{"year":2006,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2018,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2021,"works_count":1,"oa_works_count":0,"cited_by_count":0}],"display_name_alternatives":["Hirotaka Takahashi","TAKAHASHI, Hirotaka","Takahashi Hirotaka","Takahashi, Hirotaka"],"block_key":"h takahashi","works_api_url":"https://api.openalex.org/works?filter=author.id:A5149486154","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5149486154","updated_date":"2026-11-12T13:17:38","created_date":"2025-10-10T00:00:00"}