{"id":"https://openalex.org/W2897182215","doi":"https://doi.org/10.1109/ijcnn.2018.8489518","title":"An FPGA-based SOM circuit architecture for online learning of 64-QAM data streams","display_name":"An FPGA-based SOM circuit architecture for online learning of 64-QAM data streams","publication_year":2018,"publication_date":"2018-07-01","ids":{"openalex":"https://openalex.org/W2897182215","doi":"https://doi.org/10.1109/ijcnn.2018.8489518","mag":"2897182215"},"language":"en","primary_location":{"id":"doi:10.1109/ijcnn.2018.8489518","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ijcnn.2018.8489518","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 International Joint Conference on Neural Networks (IJCNN)","raw_type":"proceedings-article"},"type":"article","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/A5085268505","display_name":"Miguel Angelo de Abreu de Sousa","orcid":"https://orcid.org/0000-0001-9056-1095"},"institutions":[{"id":"https://openalex.org/I107371206","display_name":"Federal Institute of S\u00e3o Paulo","ror":"https://ror.org/005pn5z34","country_code":"BR","type":"education","lineage":["https://openalex.org/I107371206"]},{"id":"https://openalex.org/I17974374","display_name":"Universidade de S\u00e3o Paulo","ror":"https://ror.org/036rp1748","country_code":"BR","type":"education","lineage":["https://openalex.org/I17974374"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Miguel Angelo de Abreu de Sousa","raw_affiliation_strings":["Electrical Department, Federal Institute of Education, Science and Technology &#x2013; IFSP, Sao Paulo, Brazil","Department of Electronic Systems Engineering, School of Engineering, university of Sao Paulo, Sao Paulo, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electrical Department, Federal Institute of Education, Science and Technology &#x2013; IFSP, Sao Paulo, Brazil","institution_ids":["https://openalex.org/I107371206"]},{"raw_affiliation_string":"Department of Electronic Systems Engineering, School of Engineering, university of Sao Paulo, Sao Paulo, Brazil","institution_ids":["https://openalex.org/I17974374"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044117098","display_name":"Ricardo Pires","orcid":"https://orcid.org/0000-0003-4677-8435"},"institutions":[{"id":"https://openalex.org/I107371206","display_name":"Federal Institute of S\u00e3o Paulo","ror":"https://ror.org/005pn5z34","country_code":"BR","type":"education","lineage":["https://openalex.org/I107371206"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Ricardo Pires","raw_affiliation_strings":["Electrical Department, Federal Institute of Education, Science and Technology &#x2013; IFSP, Sao Paulo, Brazil","Electrical Department, Federal Institute of Education, Science and Technology \u2013 IFSP, Sao Paulo, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electrical Department, Federal Institute of Education, Science and Technology &#x2013; IFSP, Sao Paulo, Brazil","institution_ids":["https://openalex.org/I107371206"]},{"raw_affiliation_string":"Electrical Department, Federal Institute of Education, Science and Technology \u2013 IFSP, Sao Paulo, Brazil","institution_ids":["https://openalex.org/I107371206"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082319697","display_name":"Sara D. dos S. Perseghini","orcid":null},"institutions":[{"id":"https://openalex.org/I107371206","display_name":"Federal Institute of S\u00e3o Paulo","ror":"https://ror.org/005pn5z34","country_code":"BR","type":"education","lineage":["https://openalex.org/I107371206"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Sara D. dos S. Perseghini","raw_affiliation_strings":["Electrical Department, Federal Institute of Education, Science and Technology &#x2013; IFSP, Sao Paulo, Brazil","Electrical Department, Federal Institute of Education, Science and Technology \u2013 IFSP, Sao Paulo, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electrical Department, Federal Institute of Education, Science and Technology &#x2013; IFSP, Sao Paulo, Brazil","institution_ids":["https://openalex.org/I107371206"]},{"raw_affiliation_string":"Electrical Department, Federal Institute of Education, Science and Technology \u2013 IFSP, Sao Paulo, Brazil","institution_ids":["https://openalex.org/I107371206"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5075798143","display_name":"Emilio Del-Moral-Hernandez","orcid":"https://orcid.org/0000-0003-4554-168X"},"institutions":[{"id":"https://openalex.org/I17974374","display_name":"Universidade de S\u00e3o Paulo","ror":"https://ror.org/036rp1748","country_code":"BR","type":"education","lineage":["https://openalex.org/I17974374"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Emilio Del-Moral-Hernandez","raw_affiliation_strings":["Department of Electronic Systems Engineering, School of Engineering, university of Sao Paulo, Sao Paulo, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronic Systems Engineering, School of Engineering, university of Sao Paulo, Sao Paulo, Brazil","institution_ids":["https://openalex.org/I17974374"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.8314,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.74209737,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"8"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":0.9997000098228455,"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"}},"topics":[{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":0.9997000098228455,"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/T10320","display_name":"Neural Networks and Applications","score":0.9979000091552734,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T12946","display_name":"Fractal and DNA sequence analysis","score":0.9843000173568726,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/quadrature-amplitude-modulation","display_name":"Quadrature amplitude modulation","score":0.8042417168617249},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7688559293746948},{"id":"https://openalex.org/keywords/qam","display_name":"QAM","score":0.7095176577568054},{"id":"https://openalex.org/keywords/field-programmable-gate-array","display_name":"Field-programmable gate array","score":0.6275476217269897},{"id":"https://openalex.org/keywords/self-organizing-map","display_name":"Self-organizing map","score":0.5960924625396729},{"id":"https://openalex.org/keywords/retransmission","display_name":"Retransmission","score":0.5254936814308167},{"id":"https://openalex.org/keywords/bit-error-rate","display_name":"Bit error rate","score":0.4009387791156769},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3814204931259155},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.3351306915283203},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.32559657096862793},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.24886423349380493},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.24212807416915894},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.1937239170074463},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.14154353737831116},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1325903832912445}],"concepts":[{"id":"https://openalex.org/C32409245","wikidata":"https://www.wikidata.org/wiki/Q749753","display_name":"Quadrature amplitude modulation","level":4,"score":0.8042417168617249},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7688559293746948},{"id":"https://openalex.org/C59030546","wikidata":"https://www.wikidata.org/wiki/Q7265371","display_name":"QAM","level":5,"score":0.7095176577568054},{"id":"https://openalex.org/C42935608","wikidata":"https://www.wikidata.org/wiki/Q190411","display_name":"Field-programmable gate array","level":2,"score":0.6275476217269897},{"id":"https://openalex.org/C111168008","wikidata":"https://www.wikidata.org/wiki/Q1136838","display_name":"Self-organizing map","level":3,"score":0.5960924625396729},{"id":"https://openalex.org/C180611318","wikidata":"https://www.wikidata.org/wiki/Q7316902","display_name":"Retransmission","level":3,"score":0.5254936814308167},{"id":"https://openalex.org/C56296756","wikidata":"https://www.wikidata.org/wiki/Q840922","display_name":"Bit error rate","level":3,"score":0.4009387791156769},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3814204931259155},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.3351306915283203},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.32559657096862793},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.24886423349380493},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.24212807416915894},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.1937239170074463},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.14154353737831116},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1325903832912445}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ijcnn.2018.8489518","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ijcnn.2018.8489518","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 International Joint Conference on Neural Networks (IJCNN)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":35,"referenced_works":["https://openalex.org/W65738273","https://openalex.org/W598510962","https://openalex.org/W1512060711","https://openalex.org/W1569512666","https://openalex.org/W1766888123","https://openalex.org/W1971836751","https://openalex.org/W1977054316","https://openalex.org/W1991088727","https://openalex.org/W2000155268","https://openalex.org/W2011851524","https://openalex.org/W2021891987","https://openalex.org/W2037523578","https://openalex.org/W2077231362","https://openalex.org/W2079361215","https://openalex.org/W2079810998","https://openalex.org/W2097987904","https://openalex.org/W2105897931","https://openalex.org/W2130017646","https://openalex.org/W2132850309","https://openalex.org/W2156266331","https://openalex.org/W2161770374","https://openalex.org/W2165533158","https://openalex.org/W2169418461","https://openalex.org/W2487589571","https://openalex.org/W2504507112","https://openalex.org/W2600158037","https://openalex.org/W2735040266","https://openalex.org/W2760448676","https://openalex.org/W3021459455","https://openalex.org/W3128611524","https://openalex.org/W4239690878","https://openalex.org/W4249858784","https://openalex.org/W4254550287","https://openalex.org/W6634326339","https://openalex.org/W6684430665"],"related_works":["https://openalex.org/W4390873927","https://openalex.org/W2159438609","https://openalex.org/W2900995485","https://openalex.org/W2147334234","https://openalex.org/W3196902411","https://openalex.org/W2139936226","https://openalex.org/W1970526599","https://openalex.org/W3026565890","https://openalex.org/W2064534496","https://openalex.org/W1526007253"],"abstract_inverted_index":{"Responsible":[0],"for":[1,134],"fast":[2],"transmission":[3],"and":[4,78,126],"large":[5],"data":[6,80,122],"volume,":[7],"Quadrature":[8],"Amplitude":[9],"Modulation":[10],"(QAM)":[11],"has":[12],"been":[13,124],"applied":[14],"in":[15,24,38,50,68],"many":[16],"communication":[17,71],"systems,":[18],"which":[19],"explains":[20],"the":[21,51,56,60,97,127],"great":[22],"interest":[23],"finding":[25],"compatible":[26,95],"techniques":[27],"to":[28,42,59,93,96,137],"improve":[29],"its":[30],"behavior.":[31],"Kohonen":[32],"Self-Organizing":[33],"Maps":[34],"(SOM)":[35],"were":[36],"implemented":[37],"a":[39,101,108],"FPGA":[40,90],"circuit":[41],"detect":[43],"64-QAM":[44],"symbols.":[45],"The":[46,86],"use":[47,113],"of":[48,103,111],"SOM":[49],"Quadrature/In-phase":[52],"pair":[53],"detection":[54],"allowed":[55],"continuous":[57],"adjustment":[58],"QAM":[61],"constellation":[62],"with":[63,107,118],"no":[64,83],"supervision,":[65],"as":[66],"required":[67],"some":[69],"adaptive":[70],"systems.":[72],"Bandwidth":[73],"can":[74],"thus":[75],"be":[76,94],"saved":[77],"training":[79],"retransmission":[81],"was":[82],"longer":[84],"necessary.":[85],"parallelism":[87],"provided":[88],"by":[89],"processing":[91],"showed":[92],"state-of-the-art":[98],"works,":[99],"presenting":[100],"performance":[102],"8.05":[104],"GCuPs":[105],"combined":[106],"low":[109],"percentage":[110],"hardware":[112],"(~7%)":[114],"In":[115],"addition,":[116],"experiments":[117],"different":[119],"physical":[120],"channels":[121],"have":[123],"performed":[125],"bit":[128],"error":[129],"rates":[130],"(BER)":[131],"are":[132],"reported":[133],"several":[135],"signal":[136],"noise":[138],"ratios.":[139]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2018,"cited_by_count":2}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
