{"id":"https://openalex.org/W4200208986","doi":"https://doi.org/10.1109/ictc52510.2021.9620874","title":"Efficient Implementation of the SAGE Algorithm for Channel Impulse Response Estimation","display_name":"Efficient Implementation of the SAGE Algorithm for Channel Impulse Response Estimation","publication_year":2021,"publication_date":"2021-10-20","ids":{"openalex":"https://openalex.org/W4200208986","doi":"https://doi.org/10.1109/ictc52510.2021.9620874"},"language":"en","primary_location":{"id":"doi:10.1109/ictc52510.2021.9620874","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ictc52510.2021.9620874","pdf_url":null,"source":{"id":"https://openalex.org/S4363607766","display_name":"2021 International Conference on Information and Communication Technology Convergence (ICTC)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 International Conference on Information and Communication Technology Convergence (ICTC)","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/A5100614562","display_name":"Kyung\u2010Won Kim","orcid":"https://orcid.org/0000-0002-9663-9954"},"institutions":[{"id":"https://openalex.org/I142401562","display_name":"Electronics and Telecommunications Research Institute","ror":"https://ror.org/03ysstz10","country_code":"KR","type":"facility","lineage":["https://openalex.org/I142401562","https://openalex.org/I2801339556","https://openalex.org/I4210144908","https://openalex.org/I4387152098"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Kyung-Won Kim","raw_affiliation_strings":["Telecommunications and Media Research Laboratory, Electronics and Telecommunications Research Institute, Daejeon, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Telecommunications and Media Research Laboratory, Electronics and Telecommunications Research Institute, Daejeon, Korea","institution_ids":["https://openalex.org/I142401562"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090294544","display_name":"Myung-Don Kim","orcid":null},"institutions":[{"id":"https://openalex.org/I142401562","display_name":"Electronics and Telecommunications Research Institute","ror":"https://ror.org/03ysstz10","country_code":"KR","type":"facility","lineage":["https://openalex.org/I142401562","https://openalex.org/I2801339556","https://openalex.org/I4210144908","https://openalex.org/I4387152098"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Myung-Don Kim","raw_affiliation_strings":["Telecommunications and Media Research Laboratory, Electronics and Telecommunications Research Institute, Daejeon, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Telecommunications and Media Research Laboratory, Electronics and Telecommunications Research Institute, Daejeon, Korea","institution_ids":["https://openalex.org/I142401562"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078941230","display_name":"Juyul Lee","orcid":"https://orcid.org/0000-0002-5851-0615"},"institutions":[{"id":"https://openalex.org/I142401562","display_name":"Electronics and Telecommunications Research Institute","ror":"https://ror.org/03ysstz10","country_code":"KR","type":"facility","lineage":["https://openalex.org/I142401562","https://openalex.org/I2801339556","https://openalex.org/I4210144908","https://openalex.org/I4387152098"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Juyul Lee","raw_affiliation_strings":["Telecommunications and Media Research Laboratory, Electronics and Telecommunications Research Institute, Daejeon, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Telecommunications and Media Research Laboratory, Electronics and Telecommunications Research Institute, Daejeon, Korea","institution_ids":["https://openalex.org/I142401562"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017712449","display_name":"Jae-Joon Park","orcid":null},"institutions":[{"id":"https://openalex.org/I142401562","display_name":"Electronics and Telecommunications Research Institute","ror":"https://ror.org/03ysstz10","country_code":"KR","type":"facility","lineage":["https://openalex.org/I142401562","https://openalex.org/I2801339556","https://openalex.org/I4210144908","https://openalex.org/I4387152098"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jae-Joon Park","raw_affiliation_strings":["Telecommunications and Media Research Laboratory, Electronics and Telecommunications Research Institute, Daejeon, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Telecommunications and Media Research Laboratory, Electronics and Telecommunications Research Institute, Daejeon, Korea","institution_ids":["https://openalex.org/I142401562"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110512367","display_name":"Heon\u2010Kook Kwon","orcid":null},"institutions":[{"id":"https://openalex.org/I142401562","display_name":"Electronics and Telecommunications Research Institute","ror":"https://ror.org/03ysstz10","country_code":"KR","type":"facility","lineage":["https://openalex.org/I142401562","https://openalex.org/I2801339556","https://openalex.org/I4210144908","https://openalex.org/I4387152098"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Heon-Kook Kwon","raw_affiliation_strings":["Telecommunications and Media Research Laboratory, Electronics and Telecommunications Research Institute, Daejeon, Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Telecommunications and Media Research Laboratory, Electronics and Telecommunications Research Institute, Daejeon, Korea","institution_ids":["https://openalex.org/I142401562"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I142401562"],"apc_list":null,"apc_paid":null,"fwci":1.221,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.77489866,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"1525","last_page":"1529"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9997000098228455,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9997000098228455,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/iterative-method","display_name":"Iterative method","score":0.699675440788269},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6486574411392212},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6343880295753479},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.631197452545166},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5881634950637817},{"id":"https://openalex.org/keywords/estimation-theory","display_name":"Estimation theory","score":0.5125057697296143},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5093029737472534},{"id":"https://openalex.org/keywords/impulse-response","display_name":"Impulse response","score":0.48163357377052307},{"id":"https://openalex.org/keywords/expectation\u2013maximization-algorithm","display_name":"Expectation\u2013maximization algorithm","score":0.42493951320648193},{"id":"https://openalex.org/keywords/impulse","display_name":"Impulse (physics)","score":0.4114692509174347},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2949952483177185},{"id":"https://openalex.org/keywords/maximum-likelihood","display_name":"Maximum likelihood","score":0.2948946952819824},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.11117678880691528},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.08737081289291382}],"concepts":[{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.699675440788269},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6486574411392212},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6343880295753479},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.631197452545166},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5881634950637817},{"id":"https://openalex.org/C167928553","wikidata":"https://www.wikidata.org/wiki/Q1376021","display_name":"Estimation theory","level":2,"score":0.5125057697296143},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5093029737472534},{"id":"https://openalex.org/C72279823","wikidata":"https://www.wikidata.org/wiki/Q1139726","display_name":"Impulse response","level":2,"score":0.48163357377052307},{"id":"https://openalex.org/C182081679","wikidata":"https://www.wikidata.org/wiki/Q1275153","display_name":"Expectation\u2013maximization algorithm","level":3,"score":0.42493951320648193},{"id":"https://openalex.org/C70836080","wikidata":"https://www.wikidata.org/wiki/Q837940","display_name":"Impulse (physics)","level":2,"score":0.4114692509174347},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2949952483177185},{"id":"https://openalex.org/C49781872","wikidata":"https://www.wikidata.org/wiki/Q1045555","display_name":"Maximum likelihood","level":2,"score":0.2948946952819824},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11117678880691528},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.08737081289291382},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ictc52510.2021.9620874","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ictc52510.2021.9620874","pdf_url":null,"source":{"id":"https://openalex.org/S4363607766","display_name":"2021 International Conference on Information and Communication Technology Convergence (ICTC)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 International Conference on Information and Communication Technology Convergence (ICTC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1520671986","https://openalex.org/W2040666858","https://openalex.org/W2072079297","https://openalex.org/W2135647798","https://openalex.org/W2149213383","https://openalex.org/W2158537680","https://openalex.org/W2166493798","https://openalex.org/W2911778451","https://openalex.org/W2912513402","https://openalex.org/W2980540291","https://openalex.org/W3174687097","https://openalex.org/W6759019844"],"related_works":["https://openalex.org/W2379773606","https://openalex.org/W2140267235","https://openalex.org/W1975973603","https://openalex.org/W4252706329","https://openalex.org/W2014532259","https://openalex.org/W1964091180","https://openalex.org/W1556040568","https://openalex.org/W1639225225","https://openalex.org/W2371827284","https://openalex.org/W2124552227"],"abstract_inverted_index":{"Channel":[0],"impulse":[1],"response":[2],"estimation":[3,15],"and":[4,76],"parameterization":[5],"are":[6,79],"important":[7],"for":[8,60,70],"wireless":[9],"channel":[10,61],"modeling.":[11],"Because":[12],"optimal":[13],"parameter":[14,34],"is":[16,39,51,74],"difficult":[17],"to":[18],"derive":[19],"by":[20],"closed-form":[21],"equations,":[22],"various":[23],"iterative":[24,58],"algorithms":[25,30,59],"have":[26],"been":[27],"proposed.":[28],"Iterative":[29],"can":[31],"provide":[32],"accurate":[33],"estimation,":[35],"but":[36],"their":[37],"disadvantage":[38],"a":[40],"large":[41],"amount":[42],"of":[43,53],"computation.":[44],"The":[45],"space-alternating":[46],"generalized":[47],"expectation-maximization":[48],"(SAGE)":[49],"algorithm":[50,73],"one":[52],"the":[54,71],"most":[55],"commonly":[56],"used":[57],"parameterization.":[62],"In":[63],"this":[64],"paper,":[65],"an":[66],"efficient":[67],"implementation":[68],"method":[69],"SAGE":[72],"proposed,":[75],"simulation":[77],"results":[78],"also":[80],"provided.":[81]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}