{"id":"https://openalex.org/W2991800852","doi":"https://doi.org/10.1109/allerton.2019.8919897","title":"Siamese Neural Networks for Wireless Positioning and Channel Charting","display_name":"Siamese Neural Networks for Wireless Positioning and Channel Charting","publication_year":2019,"publication_date":"2019-09-01","ids":{"openalex":"https://openalex.org/W2991800852","doi":"https://doi.org/10.1109/allerton.2019.8919897","mag":"2991800852"},"language":"en","primary_location":{"id":"doi:10.1109/allerton.2019.8919897","is_oa":false,"landing_page_url":"https://doi.org/10.1109/allerton.2019.8919897","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 57th Annual Allerton Conference on Communication, Control, and Computing (Allerton)","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/A5080594124","display_name":"Eric Lei","orcid":"https://orcid.org/0000-0001-8788-4117"},"institutions":[{"id":"https://openalex.org/I205783295","display_name":"Cornell University","ror":"https://ror.org/05bnh6r87","country_code":"US","type":"education","lineage":["https://openalex.org/I205783295"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Eric Lei","raw_affiliation_strings":["Cornell University,School of Electrical and Computer Engineering,Ithaca,NY","School of Electrical and Computer Engineering, Cornell University, Ithaca, NY"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cornell University,School of Electrical and Computer Engineering,Ithaca,NY","institution_ids":["https://openalex.org/I205783295"]},{"raw_affiliation_string":"School of Electrical and Computer Engineering, Cornell University, Ithaca, NY","institution_ids":["https://openalex.org/I205783295"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046898416","display_name":"Oscar Casta\u00f1eda","orcid":"https://orcid.org/0000-0001-5778-182X"},"institutions":[{"id":"https://openalex.org/I205783295","display_name":"Cornell University","ror":"https://ror.org/05bnh6r87","country_code":"US","type":"education","lineage":["https://openalex.org/I205783295"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Oscar Casta\u00f1eda","raw_affiliation_strings":["Cornell University,School of Electrical and Computer Engineering,Ithaca,NY","School of Electrical and Computer Engineering, Cornell University, Ithaca, NY"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cornell University,School of Electrical and Computer Engineering,Ithaca,NY","institution_ids":["https://openalex.org/I205783295"]},{"raw_affiliation_string":"School of Electrical and Computer Engineering, Cornell University, Ithaca, NY","institution_ids":["https://openalex.org/I205783295"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006597250","display_name":"Olav Tirkkonen","orcid":"https://orcid.org/0000-0002-2611-1636"},"institutions":[{"id":"https://openalex.org/I9927081","display_name":"Aalto University","ror":"https://ror.org/020hwjq30","country_code":"FI","type":"education","lineage":["https://openalex.org/I9927081"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Olav Tirkkonen","raw_affiliation_strings":["Aalto University,School of Electrical Engineering,Finland","School of Electrical Engineering, Aalto University, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Aalto University,School of Electrical Engineering,Finland","institution_ids":["https://openalex.org/I9927081"]},{"raw_affiliation_string":"School of Electrical Engineering, Aalto University, Finland","institution_ids":["https://openalex.org/I9927081"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060687985","display_name":"Tom Goldstein","orcid":"https://orcid.org/0000-0003-1660-9307"},"institutions":[{"id":"https://openalex.org/I66946132","display_name":"University of Maryland, College Park","ror":"https://ror.org/047s2c258","country_code":"US","type":"education","lineage":["https://openalex.org/I66946132"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Tom Goldstein","raw_affiliation_strings":["University of Maryland,Department of Computer Science,College Park,MD","Department of Computer Science, University of Maryland, College Park, MD"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Maryland,Department of Computer Science,College Park,MD","institution_ids":["https://openalex.org/I66946132"]},{"raw_affiliation_string":"Department of Computer Science, University of Maryland, College Park, MD","institution_ids":["https://openalex.org/I66946132"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5083617223","display_name":"Christoph Studer","orcid":"https://orcid.org/0000-0001-8950-6267"},"institutions":[{"id":"https://openalex.org/I205783295","display_name":"Cornell University","ror":"https://ror.org/05bnh6r87","country_code":"US","type":"education","lineage":["https://openalex.org/I205783295"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Christoph Studer","raw_affiliation_strings":["Cornell University,School of Electrical and Computer Engineering,Ithaca,NY","School of Electrical and Computer Engineering, Cornell University, Ithaca, NY"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cornell University,School of Electrical and Computer Engineering,Ithaca,NY","institution_ids":["https://openalex.org/I205783295"]},{"raw_affiliation_string":"School of Electrical and Computer Engineering, Cornell University, Ithaca, NY","institution_ids":["https://openalex.org/I205783295"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":12.7437,"has_fulltext":false,"cited_by_count":59,"citation_normalized_percentile":{"value":0.99523244,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"200","last_page":"207"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":1.0,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":1.0,"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/T10860","display_name":"Speech and Audio Processing","score":0.9994000196456909,"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/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9965999722480774,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.8160357475280762},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7982659935951233},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.5835589170455933},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.532680094242096},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5114333033561707},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4875888228416443},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.46167871356010437},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.38240694999694824},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.32500380277633667},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.27725911140441895},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2596549391746521}],"concepts":[{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.8160357475280762},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7982659935951233},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.5835589170455933},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.532680094242096},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5114333033561707},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4875888228416443},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.46167871356010437},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.38240694999694824},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.32500380277633667},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.27725911140441895},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2596549391746521},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/allerton.2019.8919897","is_oa":false,"landing_page_url":"https://doi.org/10.1109/allerton.2019.8919897","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 57th Annual Allerton Conference on Communication, Control, and Computing (Allerton)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9","score":0.47999998927116394}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":43,"referenced_works":["https://openalex.org/W600319679","https://openalex.org/W1483072991","https://openalex.org/W1955055330","https://openalex.org/W1989110752","https://openalex.org/W1991056455","https://openalex.org/W1997780235","https://openalex.org/W2094655360","https://openalex.org/W2100072490","https://openalex.org/W2100437550","https://openalex.org/W2100495367","https://openalex.org/W2100989187","https://openalex.org/W2108482152","https://openalex.org/W2125818553","https://openalex.org/W2127589108","https://openalex.org/W2133490805","https://openalex.org/W2134312057","https://openalex.org/W2135401627","https://openalex.org/W2137570937","https://openalex.org/W2148595315","https://openalex.org/W2166625423","https://openalex.org/W2169371330","https://openalex.org/W2171590421","https://openalex.org/W2181347294","https://openalex.org/W2240192984","https://openalex.org/W2345276999","https://openalex.org/W2470394683","https://openalex.org/W2491664569","https://openalex.org/W2510940142","https://openalex.org/W2753866421","https://openalex.org/W2796919480","https://openalex.org/W2884034421","https://openalex.org/W2896513769","https://openalex.org/W2919358556","https://openalex.org/W2961249054","https://openalex.org/W2962927793","https://openalex.org/W2966996018","https://openalex.org/W2970599193","https://openalex.org/W3091905774","https://openalex.org/W4289422139","https://openalex.org/W6685777803","https://openalex.org/W6690274725","https://openalex.org/W6754980177","https://openalex.org/W6783596713"],"related_works":["https://openalex.org/W2519329692","https://openalex.org/W2961085424","https://openalex.org/W2391251536","https://openalex.org/W4313886786","https://openalex.org/W3172929370","https://openalex.org/W2362198218","https://openalex.org/W2270192484","https://openalex.org/W1982750869","https://openalex.org/W2019521278","https://openalex.org/W1984922432"],"abstract_inverted_index":{"Neural":[0],"networks":[1,51,98,137],"have":[2],"been":[3],"proposed":[4],"recently":[5],"for":[6,103],"positioning":[7,47,106,145],"and":[8,59,107,146],"channel":[9,23,109],"charting":[10,64],"of":[11,19,123],"user":[12],"equipments":[13],"(UEs)":[14],"in":[15,34],"wireless":[16],"systems.":[17],"Both":[18],"these":[20],"approaches":[21,148],"process":[22],"state":[24],"information":[25,69,125],"(CSI)":[26],"that":[27,40,55,99,135],"is":[28,126],"acquired":[29],"at":[30],"a":[31,38,53,92,120,150],"multi-antenna":[32],"basestation":[33],"order":[35],"to":[36,43,70,133],"learn":[37],"function":[39],"maps":[41],"CSI":[42,58,68],"location":[44,61,124],"information.":[45,62,74],"CSI-based":[46],"using":[48,85],"deep":[49],"neural":[50,153],"requires":[52,67],"dataset":[54],"contains":[56],"both":[57],"associated":[60],"Channel":[63],"(CC)":[65],"only":[66,119],"extract":[71],"relative":[72],"position":[73],"Since":[75],"CC":[76,147],"builds":[77],"on":[78,96],"dimensionality":[79],"reduction,":[80],"it":[81],"can":[82,100],"be":[83,101],"implemented":[84],"autoencoders.":[86],"In":[87,111],"this":[88],"paper,":[89],"we":[90],"propose":[91],"unified":[93,152],"architecture":[94],"based":[95],"Siamese":[97,136],"used":[102],"supervised":[104],"UE":[105],"unsupervised":[108],"charting.":[110],"addition,":[112],"our":[113],"framework":[114],"enables":[115],"semisupervised":[116],"positioning,":[117],"where":[118],"small":[121],"set":[122],"available":[127],"during":[128],"training.":[129],"We":[130],"use":[131],"simulations":[132],"demonstrate":[134],"achieve":[138],"similar":[139],"or":[140],"better":[141],"performance":[142],"than":[143],"existing":[144],"with":[149],"single,":[151],"network":[154],"architecture.":[155]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":9},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":8},{"year":2021,"cited_by_count":12},{"year":2020,"cited_by_count":10},{"year":2019,"cited_by_count":2}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
