{"id":"https://openalex.org/W4409325813","doi":"https://doi.org/10.1109/lcomm.2025.3559597","title":"Toward Robust Channel Estimation in 5G With Atrous Pyramid Attention Networks","display_name":"Toward Robust Channel Estimation in 5G With Atrous Pyramid Attention Networks","publication_year":2025,"publication_date":"2025-04-10","ids":{"openalex":"https://openalex.org/W4409325813","doi":"https://doi.org/10.1109/lcomm.2025.3559597"},"language":"en","primary_location":{"id":"doi:10.1109/lcomm.2025.3559597","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2025.3559597","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Letters","raw_type":"journal-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/A5001143109","display_name":"Nhut Truong","orcid":"https://orcid.org/0009-0000-8758-9257"},"institutions":[{"id":"https://openalex.org/I4210148201","display_name":"Ho Chi Minh City University of Technology and Engineering","ror":"https://ror.org/05hzn5427","country_code":"VN","type":"education","lineage":["https://openalex.org/I4210148201"]}],"countries":["VN"],"is_corresponding":true,"raw_author_name":"Ngoc-Ha Truong","raw_affiliation_strings":["Department of Computer and Communications Engineering, Ho Chi Minh City University of Technology and Education, Ho Chi Minh City, Vietnam","Department of Computer and Communications Engineering, Ho Chi Minh City University of Technology and Education, Ho Chi Minh City, VietNam"],"affiliations":[{"raw_affiliation_string":"Department of Computer and Communications Engineering, Ho Chi Minh City University of Technology and Education, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I4210148201"]},{"raw_affiliation_string":"Department of Computer and Communications Engineering, Ho Chi Minh City University of Technology and Education, Ho Chi Minh City, VietNam","institution_ids":["https://openalex.org/I4210148201"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102787852","display_name":"Gia-Vuong Nguyen","orcid":"https://orcid.org/0009-0003-0965-385X"},"institutions":[{"id":"https://openalex.org/I4210148201","display_name":"Ho Chi Minh City University of Technology and Engineering","ror":"https://ror.org/05hzn5427","country_code":"VN","type":"education","lineage":["https://openalex.org/I4210148201"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Gia-Vuong Nguyen","raw_affiliation_strings":["Department of Computer and Communications Engineering, Ho Chi Minh City University of Technology and Education, Ho Chi Minh City, Vietnam","Department of Computer and Communications Engineering, Ho Chi Minh City University of Technology and Education, Ho Chi Minh City, VietNam"],"affiliations":[{"raw_affiliation_string":"Department of Computer and Communications Engineering, Ho Chi Minh City University of Technology and Education, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I4210148201"]},{"raw_affiliation_string":"Department of Computer and Communications Engineering, Ho Chi Minh City University of Technology and Education, Ho Chi Minh City, VietNam","institution_ids":["https://openalex.org/I4210148201"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089653706","display_name":"Son Ngoc Truong","orcid":"https://orcid.org/0000-0002-5797-1161"},"institutions":[{"id":"https://openalex.org/I4210148201","display_name":"Ho Chi Minh City University of Technology and Engineering","ror":"https://ror.org/05hzn5427","country_code":"VN","type":"education","lineage":["https://openalex.org/I4210148201"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Ngoc Son Truong","raw_affiliation_strings":["Department of Computer and Communications Engineering, Ho Chi Minh City University of Technology and Education, Ho Chi Minh City, Vietnam","Department of Computer and Communications Engineering, Ho Chi Minh City University of Technology and Education, Ho Chi Minh City, VietNam"],"affiliations":[{"raw_affiliation_string":"Department of Computer and Communications Engineering, Ho Chi Minh City University of Technology and Education, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I4210148201"]},{"raw_affiliation_string":"Department of Computer and Communications Engineering, Ho Chi Minh City University of Technology and Education, Ho Chi Minh City, VietNam","institution_ids":["https://openalex.org/I4210148201"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059877507","display_name":"Thien Huynh\u2010The","orcid":"https://orcid.org/0000-0002-9172-2935"},"institutions":[{"id":"https://openalex.org/I4210148201","display_name":"Ho Chi Minh City University of Technology and Engineering","ror":"https://ror.org/05hzn5427","country_code":"VN","type":"education","lineage":["https://openalex.org/I4210148201"]}],"countries":["VN"],"is_corresponding":false,"raw_author_name":"Thien Huynh-The","raw_affiliation_strings":["Department of Computer and Communications Engineering, Ho Chi Minh City University of Technology and Education, Ho Chi Minh City, Vietnam","Department of Computer and Communications Engineering, Ho Chi Minh City University of Technology and Education, Ho Chi Minh City, VietNam"],"affiliations":[{"raw_affiliation_string":"Department of Computer and Communications Engineering, Ho Chi Minh City University of Technology and Education, Ho Chi Minh City, Vietnam","institution_ids":["https://openalex.org/I4210148201"]},{"raw_affiliation_string":"Department of Computer and Communications Engineering, Ho Chi Minh City University of Technology and Education, Ho Chi Minh City, VietNam","institution_ids":["https://openalex.org/I4210148201"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5001143109"],"corresponding_institution_ids":["https://openalex.org/I4210148201"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.05690029,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"29","issue":"6","first_page":"1305","last_page":"1309"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9968000054359436,"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":0.9968000054359436,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9966999888420105,"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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9951000213623047,"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/computer-science","display_name":"Computer science","score":0.549734354019165},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.43444114923477173},{"id":"https://openalex.org/keywords/estimation","display_name":"Estimation","score":0.41891002655029297},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3858484625816345},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3453846573829651},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3394056558609009},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3371967375278473},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.29083430767059326}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.549734354019165},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.43444114923477173},{"id":"https://openalex.org/C96250715","wikidata":"https://www.wikidata.org/wiki/Q965330","display_name":"Estimation","level":2,"score":0.41891002655029297},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3858484625816345},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3453846573829651},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3394056558609009},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3371967375278473},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.29083430767059326},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lcomm.2025.3559597","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2025.3559597","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2756988983","display_name":null,"funder_award_id":"T2024-149","funder_id":"https://openalex.org/F4320317450","funder_display_name":"Ho Chi Minh City University of Technology and Education"}],"funders":[{"id":"https://openalex.org/F4320317450","display_name":"Ho Chi Minh City University of Technology and Education","ror":"https://ror.org/05hzn5427"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W2766196436","https://openalex.org/W2787091153","https://openalex.org/W2963420686","https://openalex.org/W3012019435","https://openalex.org/W3193052805","https://openalex.org/W4200379301","https://openalex.org/W4285198555","https://openalex.org/W4290043178","https://openalex.org/W4302363874","https://openalex.org/W4315631834","https://openalex.org/W4389374485","https://openalex.org/W4399527338"],"related_works":["https://openalex.org/W2051487156","https://openalex.org/W2073681303","https://openalex.org/W2053286651","https://openalex.org/W2181743346","https://openalex.org/W2187401768","https://openalex.org/W2181413294","https://openalex.org/W2052122378","https://openalex.org/W2544423928","https://openalex.org/W2033914206","https://openalex.org/W2042327336"],"abstract_inverted_index":{"Accurate":[0],"channel":[1,27,70,80,87,95,108,134],"estimation":[2,104,135],"is":[3],"crucial":[4],"for":[5,124],"reliable":[6],"communication":[7],"in":[8,25,69,103],"modern":[9],"wireless":[10,126],"networks":[11],"like":[12],"fifth-generation":[13],"(5G)":[14],"and":[15,33,57,66,120],"beyond":[16],"5G.":[17],"However,":[18],"current":[19],"advanced":[20],"methods":[21,102],"face":[22],"critical":[23],"challenges":[24],"estimating":[26],"coefficients":[28],"accurately":[29],"under":[30],"noisy":[31],"conditions":[32],"maintaining":[34,111],"efficient":[35],"model":[36],"complexity.":[37],"To":[38],"overcome":[39],"these":[40],"challenges,":[41],"this":[42],"work":[43],"proposes":[44],"APANet,":[45],"a":[46,93],"deep":[47],"convolutional":[48],"network":[49],"specially":[50],"designed":[51],"by":[52],"incorporating":[53],"atrous":[54],"pyramid":[55],"modules":[56,60],"synthesis":[58,94],"attention":[59],"to":[61,82,132],"capture":[62],"both":[63],"local":[64],"relationships":[65],"long-range":[67],"dependencies":[68],"response":[71],"matrices.":[72],"Accordingly,":[73],"APANet":[74,99,123],"improves":[75],"learning":[76],"efficiency":[77],"of":[78,86,122],"complex":[79],"patterns":[81],"increase":[83],"the":[84,118],"accuracy":[85,105],"estimation.":[88],"Simulation":[89],"results":[90,116],"based":[91],"on":[92],"dataset":[96],"reveal":[97],"that":[98],"outperforms":[100],"state-of-the-art":[101],"across":[106],"various":[107],"configurations":[109],"while":[110],"competitive":[112],"computational":[113],"efficiency.":[114],"These":[115],"demonstrate":[117],"robustness":[119],"suitability":[121],"practical":[125],"networks,":[127],"thus":[128],"showcasing":[129],"its":[130],"potential":[131],"revolutionize":[133],"techniques.":[136]},"counts_by_year":[],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-04-11T00:00:00"}