{"id":"https://openalex.org/A5101569986","orcid":"https://orcid.org/0000-0003-4395-9978","observed_orcids":["https://orcid.org/0000-0003-4395-9978"],"display_name":"Koji Kotani","raw_author_names":["K Kotani","K. Kotani","K. kotani","KOJI KOTANI","Koji KOTANI","Koji Kotani","Koji Kotani -","Kotani, Koji","\u5c0f\u8c37 \u5149\u53f8"],"full_name":"Kotani, Koji","works_count":272,"cited_by_count":2127,"summary_stats":{"2yr_mean_citedness":1.0,"h_index":19,"i10_index":34},"ids":{"openalex":"https://openalex.org/A5101569986","orcid":"https://orcid.org/0000-0003-4395-9978","observed_orcids":["https://orcid.org/0000-0003-4395-9978"]},"affiliations":[{"institution":{"id":"https://openalex.org/I116465919","ror":"https://ror.org/01wc2tq75","display_name":"Kogakuin University","country_code":"JP","type":"education","lineage":["https://openalex.org/I116465919"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I123044942","ror":"https://ror.org/052g8jq94","display_name":"Universitat Aut\u00f2noma de Barcelona","country_code":"ES","type":"education","lineage":["https://openalex.org/I123044942"]},"years":[2003]},{"institution":{"id":"https://openalex.org/I148128674","ror":"https://ror.org/00ay9v204","display_name":"University of Shanghai for Science and Technology","country_code":"CN","type":"education","lineage":["https://openalex.org/I148128674"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I177738480","ror":"https://ror.org/03frj4r98","display_name":"Japan Advanced Institute of Science and Technology","country_code":"JP","type":"education","lineage":["https://openalex.org/I177738480"]},"years":[2004,2003,2002,2000]},{"institution":{"id":"https://openalex.org/I201537933","ror":"https://ror.org/01dq60k83","display_name":"Tohoku University","country_code":"JP","type":"education","lineage":["https://openalex.org/I201537933"]},"years":[2017,2016,2015,2014,2013,2012,2011,2010,2009,2008,2007,2006,2005,2004,2003,2002,2001,2000,1993]},{"institution":{"id":"https://openalex.org/I4405287282","ror":"https://ror.org/04ps06597","display_name":"New Industry Creation Hatchery Center, Tohoku University","country_code":"JP","type":"facility","lineage":["https://openalex.org/I201537933","https://openalex.org/I4405287282"]},"years":[2015,2011]},{"institution":{"id":"https://openalex.org/I5467274","ror":"https://ror.org/05b1kx621","display_name":"Akita Prefectural University","country_code":"JP","type":"education","lineage":["https://openalex.org/I5467274"]},"years":[2026,2025,2024,2022,2021,2020,2019,2018,2017]},{"institution":{"id":"https://openalex.org/I74801974","ror":"https://ror.org/057zh3y96","display_name":"The University of Tokyo","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]},"years":[1999]},{"institution":{"id":"https://openalex.org/I85922643","ror":"https://ror.org/00ys1hz88","display_name":"Nagaoka University of Technology","country_code":"JP","type":"education","lineage":["https://openalex.org/I85922643"]},"years":[1985]}],"last_known_institutions":[{"id":"https://openalex.org/I5467274","ror":"https://ror.org/05b1kx621","display_name":"Akita Prefectural University","country_code":"JP","type":"education","lineage":["https://openalex.org/I5467274"]}],"topics":[{"id":"https://openalex.org/T10824","display_name":"Image Retrieval and Classification Techniques","count":76,"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"}},{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","count":54,"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"}},{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies","count":47,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10057","display_name":"Face and Expression Recognition","count":38,"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"}},{"id":"https://openalex.org/T11448","display_name":"Face recognition and analysis","count":37,"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/T11392","display_name":"Energy Harvesting in Wireless Networks","value":0.0003714,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T10824","display_name":"Image Retrieval and Classification Techniques","value":0.0002893,"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"}},{"id":"https://openalex.org/T10057","display_name":"Face and Expression Recognition","value":0.0002647,"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"}},{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies","value":0.0002619,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11439","display_name":"Video Analysis and Summarization","value":0.000242,"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":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.9468107223510742},{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.9237551689147949},{"id":"154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","score":0.8067429065704346},{"id":"33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","score":0.6161879897117615},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.37560001015663147}],"counts_by_year":[{"year":1985,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1990,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1993,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1997,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":8,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2002,"works_count":6,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":21,"oa_works_count":3,"cited_by_count":0},{"year":2004,"works_count":25,"oa_works_count":4,"cited_by_count":0},{"year":2005,"works_count":21,"oa_works_count":3,"cited_by_count":0},{"year":2006,"works_count":18,"oa_works_count":3,"cited_by_count":0},{"year":2007,"works_count":19,"oa_works_count":7,"cited_by_count":0},{"year":2008,"works_count":24,"oa_works_count":6,"cited_by_count":0},{"year":2009,"works_count":20,"oa_works_count":4,"cited_by_count":0},{"year":2010,"works_count":19,"oa_works_count":4,"cited_by_count":0},{"year":2011,"works_count":15,"oa_works_count":6,"cited_by_count":0},{"year":2012,"works_count":12,"oa_works_count":2,"cited_by_count":88},{"year":2013,"works_count":2,"oa_works_count":0,"cited_by_count":99},{"year":2014,"works_count":9,"oa_works_count":1,"cited_by_count":110},{"year":2015,"works_count":4,"oa_works_count":2,"cited_by_count":124},{"year":2016,"works_count":4,"oa_works_count":2,"cited_by_count":117},{"year":2017,"works_count":5,"oa_works_count":1,"cited_by_count":91},{"year":2018,"works_count":2,"oa_works_count":0,"cited_by_count":90},{"year":2019,"works_count":9,"oa_works_count":1,"cited_by_count":103},{"year":2020,"works_count":7,"oa_works_count":3,"cited_by_count":80},{"year":2021,"works_count":3,"oa_works_count":1,"cited_by_count":95},{"year":2022,"works_count":1,"oa_works_count":1,"cited_by_count":114},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":104},{"year":2024,"works_count":1,"oa_works_count":0,"cited_by_count":88},{"year":2025,"works_count":1,"oa_works_count":1,"cited_by_count":116},{"year":2026,"works_count":1,"oa_works_count":1,"cited_by_count":45}],"display_name_alternatives":["K Kotani","K. Kotani","K. kotani","KOJI KOTANI","Koji KOTANI","Koji Kotani","Koji Kotani -","Kotani, Koji","\u5c0f\u8c37 \u5149\u53f8"],"block_key":"k kotani","works_api_url":"https://api.openalex.org/works?filter=author.id:A5101569986","awards_count":0,"updated_date":"2026-11-08T12:57:04","created_date":"2016-06-24T00:00:00"}
