{"id":"https://openalex.org/W2164597395","doi":"https://doi.org/10.1109/iscas.2003.1206316","title":"A silicon retina system that calculates direction of motion","display_name":"A silicon retina system that calculates direction of motion","publication_year":2003,"publication_date":"2003-11-04","ids":{"openalex":"https://openalex.org/W2164597395","doi":"https://doi.org/10.1109/iscas.2003.1206316","mag":"2164597395"},"language":"en","primary_location":{"id":"doi:10.1109/iscas.2003.1206316","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2003.1206316","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2003 International Symposium on Circuits and Systems, 2003. ISCAS '03.","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"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/A5074154986","display_name":"Seiji Kameda","orcid":null},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"The University of Osaka","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"S. Kameda","raw_affiliation_strings":["Osaka University, Suita, Osaka, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Osaka University, Suita, Osaka, Japan","institution_ids":["https://openalex.org/I98285908"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101666642","display_name":"T. Yagi","orcid":"https://orcid.org/0000-0002-6912-092X"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"The University of Osaka","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"T. Yagi","raw_affiliation_strings":["Osaka University, Suita, Osaka, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Osaka University, Suita, Osaka, Japan","institution_ids":["https://openalex.org/I98285908"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I98285908"],"apc_list":null,"apc_paid":null,"fwci":0.8615,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.74815359,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"4","issue":null,"first_page":"IV","last_page":"792"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11992","display_name":"CCD and CMOS Imaging Sensors","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T11992","display_name":"CCD and CMOS Imaging Sensors","score":0.9998999834060669,"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/T11601","display_name":"Neuroscience and Neural Engineering","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2804","display_name":"Cellular and Molecular 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/T10502","display_name":"Advanced Memory and Neural Computing","score":0.9929999709129333,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/retina","display_name":"Retina","score":0.688190758228302},{"id":"https://openalex.org/keywords/silicon","display_name":"Silicon","score":0.6114786863327026},{"id":"https://openalex.org/keywords/motion","display_name":"Motion (physics)","score":0.5482606291770935},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.47855454683303833},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.31926605105400085},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.22489136457443237},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.22322723269462585},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.2191334366798401}],"concepts":[{"id":"https://openalex.org/C2777093970","wikidata":"https://www.wikidata.org/wiki/Q169342","display_name":"Retina","level":2,"score":0.688190758228302},{"id":"https://openalex.org/C544956773","wikidata":"https://www.wikidata.org/wiki/Q670","display_name":"Silicon","level":2,"score":0.6114786863327026},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.5482606291770935},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.47855454683303833},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.31926605105400085},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.22489136457443237},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.22322723269462585},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.2191334366798401}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscas.2003.1206316","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2003.1206316","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2003 International Symposium on Circuits and Systems, 2003. ISCAS '03.","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5299999713897705,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1568532871","https://openalex.org/W1592648754","https://openalex.org/W1601164644","https://openalex.org/W1657814652","https://openalex.org/W2012548656","https://openalex.org/W2026908637","https://openalex.org/W2032368431","https://openalex.org/W2049052399","https://openalex.org/W2051385641","https://openalex.org/W2088351844","https://openalex.org/W2124999083","https://openalex.org/W2158915046","https://openalex.org/W2165373903","https://openalex.org/W2610639187","https://openalex.org/W4205749273","https://openalex.org/W4236020800","https://openalex.org/W6635656329","https://openalex.org/W6635840080","https://openalex.org/W6663231018"],"related_works":["https://openalex.org/W2058759268","https://openalex.org/W2170263972","https://openalex.org/W2140068807","https://openalex.org/W2144043954","https://openalex.org/W3092720353","https://openalex.org/W2312240660","https://openalex.org/W2687972263","https://openalex.org/W3211734801","https://openalex.org/W1999624064","https://openalex.org/W2082289853"],"abstract_inverted_index":{"A":[0],"silicon":[1],"retina":[2],"was":[3,72],"fabricated":[4],"to":[5,74],"emulate":[6],"two":[7],"fundamental":[8],"types":[9],"of":[10,43,53,62,77],"response":[11,25,33],"in":[12,66,81],"the":[13,18,44,60],"vertebrate":[14],"retinal":[15],"circuit,":[16],"namely":[17],"sustained":[19,24],"and":[20],"transient":[21,32],"responses.":[22],"The":[23,31,41,70],"exhibits":[26],"a":[27],"Laplacian-Gaussian-like":[28],"receptive":[29],"field.":[30],"is":[34],"obtained":[35],"by":[36],"subtracting":[37],"consecutive":[38],"image":[39],"frames.":[40],"outputs":[42],"chip":[45,71],"are":[46,56],"offset-suppressed":[47],"analog":[48],"voltages":[49],"since":[50],"uncontrollable":[51],"mismatches":[52],"transistor":[54],"characteristics":[55],"compensated":[57],"for":[58],"with":[59],"aid":[61],"sample/hold":[63],"circuits":[64],"embedded":[65],"each":[67],"pixel":[68],"circuit.":[69],"applied":[73],"extract":[75],"direction":[76],"motion":[78],"using":[79],"FPGA":[80],"real-time":[82],"under":[83],"an":[84],"indoor":[85],"illumination.":[86]},"counts_by_year":[{"year":2013,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}