{"id":"https://openalex.org/W7140789150","doi":"https://doi.org/10.1109/ieeeconf67917.2025.11443807","title":"Learning Ray-Tracing for Radio Propagation via Cross-Attention-Based Diffusion Models","display_name":"Learning Ray-Tracing for Radio Propagation via Cross-Attention-Based Diffusion Models","publication_year":2025,"publication_date":"2025-10-26","ids":{"openalex":"https://openalex.org/W7140789150","doi":"https://doi.org/10.1109/ieeeconf67917.2025.11443807"},"language":null,"primary_location":{"id":"doi:10.1109/ieeeconf67917.2025.11443807","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ieeeconf67917.2025.11443807","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 59th Asilomar Conference on Signals, Systems, and Computers","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/A5103083760","display_name":"Juseong Park","orcid":"https://orcid.org/0000-0001-8067-8062"},"institutions":[{"id":"https://openalex.org/I86519309","display_name":"The University of Texas at Austin","ror":"https://ror.org/00hj54h04","country_code":"US","type":"education","lineage":["https://openalex.org/I86519309"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Juseong Park","raw_affiliation_strings":["The University of Texas at Austin,Department of Electrical and Computer Engineering,TX,USA,78712"],"affiliations":[{"raw_affiliation_string":"The University of Texas at Austin,Department of Electrical and Computer Engineering,TX,USA,78712","institution_ids":["https://openalex.org/I86519309"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070175452","display_name":"Taekyun Lee","orcid":null},"institutions":[{"id":"https://openalex.org/I86519309","display_name":"The University of Texas at Austin","ror":"https://ror.org/00hj54h04","country_code":"US","type":"education","lineage":["https://openalex.org/I86519309"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Taekyun Lee","raw_affiliation_strings":["The University of Texas at Austin,Department of Electrical and Computer Engineering,TX,USA,78712"],"affiliations":[{"raw_affiliation_string":"The University of Texas at Austin,Department of Electrical and Computer Engineering,TX,USA,78712","institution_ids":["https://openalex.org/I86519309"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090349133","display_name":"Yunchou Xing","orcid":"https://orcid.org/0000-0003-0378-2696"},"institutions":[{"id":"https://openalex.org/I45536552","display_name":"North Central College","ror":"https://ror.org/02ehan050","country_code":"US","type":"education","lineage":["https://openalex.org/I45536552"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yunchou Xing","raw_affiliation_strings":["Nokia Standards,Naperville,IL,USA,60563"],"affiliations":[{"raw_affiliation_string":"Nokia Standards,Naperville,IL,USA,60563","institution_ids":["https://openalex.org/I45536552"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100332890","display_name":"Jie Chen","orcid":"https://orcid.org/0000-0002-1550-7328"},"institutions":[{"id":"https://openalex.org/I45536552","display_name":"North Central College","ror":"https://ror.org/02ehan050","country_code":"US","type":"education","lineage":["https://openalex.org/I45536552"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jie Chen","raw_affiliation_strings":["Nokia Standards,Naperville,IL,USA,60563"],"affiliations":[{"raw_affiliation_string":"Nokia Standards,Naperville,IL,USA,60563","institution_ids":["https://openalex.org/I45536552"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055239311","display_name":"Amitava Ghosh","orcid":"https://orcid.org/0000-0002-1623-0236"},"institutions":[{"id":"https://openalex.org/I45536552","display_name":"North Central College","ror":"https://ror.org/02ehan050","country_code":"US","type":"education","lineage":["https://openalex.org/I45536552"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Amitava Ghosh","raw_affiliation_strings":["Nokia Standards,Naperville,IL,USA,60563"],"affiliations":[{"raw_affiliation_string":"Nokia Standards,Naperville,IL,USA,60563","institution_ids":["https://openalex.org/I45536552"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5130639371","display_name":"Jeffrey G. Andrews","orcid":null},"institutions":[{"id":"https://openalex.org/I86519309","display_name":"The University of Texas at Austin","ror":"https://ror.org/00hj54h04","country_code":"US","type":"education","lineage":["https://openalex.org/I86519309"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jeffrey G. Andrews","raw_affiliation_strings":["The University of Texas at Austin,Department of Electrical and Computer Engineering,TX,USA,78712"],"affiliations":[{"raw_affiliation_string":"The University of Texas at Austin,Department of Electrical and Computer Engineering,TX,USA,78712","institution_ids":["https://openalex.org/I86519309"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5103083760"],"corresponding_institution_ids":["https://openalex.org/I86519309"],"apc_list":null,"apc_paid":null,"fwci":0.7304,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.79823153,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"1210","last_page":"1214"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.8809999823570251,"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/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.8809999823570251,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.02419999986886978,"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/T12024","display_name":"Ultra-Wideband Communications Technology","score":0.010499999858438969,"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/diffusion","display_name":"Diffusion","score":0.3386000096797943},{"id":"https://openalex.org/keywords/stability","display_name":"Stability (learning theory)","score":0.3124000132083893},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.2924000024795532},{"id":"https://openalex.org/keywords/radio-propagation","display_name":"Radio propagation","score":0.2849000096321106},{"id":"https://openalex.org/keywords/mathematical-model","display_name":"Mathematical model","score":0.2840999960899353}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.44920000433921814},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4472000002861023},{"id":"https://openalex.org/C69357855","wikidata":"https://www.wikidata.org/wiki/Q163214","display_name":"Diffusion","level":2,"score":0.3386000096797943},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3183000087738037},{"id":"https://openalex.org/C112972136","wikidata":"https://www.wikidata.org/wiki/Q7595718","display_name":"Stability (learning theory)","level":2,"score":0.3124000132083893},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.2924000024795532},{"id":"https://openalex.org/C202311505","wikidata":"https://www.wikidata.org/wiki/Q1474701","display_name":"Radio propagation","level":2,"score":0.2849000096321106},{"id":"https://openalex.org/C76969082","wikidata":"https://www.wikidata.org/wiki/Q486902","display_name":"Mathematical model","level":2,"score":0.2840999960899353},{"id":"https://openalex.org/C121864883","wikidata":"https://www.wikidata.org/wiki/Q677916","display_name":"Statistical physics","level":1,"score":0.28029999136924744},{"id":"https://openalex.org/C44886760","wikidata":"https://www.wikidata.org/wiki/Q1758425","display_name":"Wave propagation","level":2,"score":0.27970001101493835},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.26809999346733093},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2612999975681305},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.250900000333786}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ieeeconf67917.2025.11443807","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ieeeconf67917.2025.11443807","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 59th Asilomar Conference on Signals, Systems, and Computers","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":16,"referenced_works":["https://openalex.org/W3003689553","https://openalex.org/W3112014495","https://openalex.org/W4205733733","https://openalex.org/W4281570319","https://openalex.org/W4285279075","https://openalex.org/W4285298846","https://openalex.org/W4312933868","https://openalex.org/W4385453272","https://openalex.org/W4392158864","https://openalex.org/W4392158924","https://openalex.org/W4392175477","https://openalex.org/W4393028566","https://openalex.org/W4402557620","https://openalex.org/W4403123039","https://openalex.org/W4406457578","https://openalex.org/W4413677330"],"related_works":[],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"a":[3,28,55,73,82,88],"data-driven":[4,108],"generative":[5],"framework":[6],"for":[7,105],"learning":[8],"ray-tracing":[9],"behavior":[10,64],"directly":[11],"from":[12],"base":[13],"station":[14],"and":[15,27,87,107],"user":[16],"equipment":[17],"locations.":[18],"The":[19,58],"channel":[20,63],"is":[21,35],"represented":[22],"in":[23,72,91],"the":[24,47,52,99],"angular\u2013delay":[25],"domain,":[26],"conditional":[29],"denoising":[30],"diffusion":[31,103],"probabilistic":[32],"model":[33,53],"(cDDPM)":[34],"trained":[36],"to":[37],"learn":[38],"its":[39],"distribution":[40],"conditioned":[41],"on":[42],"spatial":[43],"coordinates.":[44],"To":[45],"enhance":[46],"use":[48],"of":[49,101,110],"location":[50],"information,":[51],"employs":[54],"cross-attention":[56],"mechanism.":[57],"proposed":[59],"approach":[60],"captures":[61],"geometry-dependent":[62],"without":[65],"requiring":[66],"explicit":[67],"3D":[68],"scene":[69],"information.":[70],"Experiments":[71],"realistic":[74],"urban":[75],"environment":[76],"show":[77],"that":[78],"it":[79],"outperforms":[80],"both":[81],"convolutional":[83],"neural":[84],"network":[85],"baseline":[86],"naive":[89],"cDDPM":[90],"predicting":[92],"dominant":[93],"path":[94],"characteristics.":[95],"These":[96],"results":[97],"highlight":[98],"promise":[100],"cross-attention-enhanced":[102],"models":[104],"location-conditioned":[106],"synthesis":[109],"ray-traced":[111],"wireless":[112],"channels.":[113]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-03-28T06:11:35.319607","created_date":"2026-03-27T00:00:00"}