{"id":"https://openalex.org/W7141811875","doi":"https://doi.org/10.1007/s44443-026-00661-2","title":"Deep learning-assisted resource allocation and channel modeling for UAV to ground communication in ultra-wideband environments","display_name":"Deep learning-assisted resource allocation and channel modeling for UAV to ground communication in ultra-wideband environments","publication_year":2026,"publication_date":"2026-03-28","ids":{"openalex":"https://openalex.org/W7141811875","doi":"https://doi.org/10.1007/s44443-026-00661-2"},"language":"en","primary_location":{"id":"doi:10.1007/s44443-026-00661-2","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s44443-026-00661-2","pdf_url":null,"source":{"id":"https://openalex.org/S2764955546","display_name":"Journal of King Saud University - Computer and Information Sciences","issn_l":"1319-1578","issn":["1319-1578","2213-1248"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of King Saud University Computer and Information Sciences","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1007/s44443-026-00661-2","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5025875890","display_name":"Shabeer Ahmad","orcid":"https://orcid.org/0000-0002-9727-2891"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shabeer Ahmad","raw_affiliation_strings":["School of Electronic Engineering, Beijing University of Post and Telecommunications, Beijing, 100876, China"],"raw_orcid":"https://orcid.org/0000-0002-9727-2891","affiliations":[{"raw_affiliation_string":"School of Electronic Engineering, Beijing University of Post and Telecommunications, Beijing, 100876, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5126703063","display_name":"Jinling Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jinling Zhang","raw_affiliation_strings":["School of Electronic Engineering, Beijing University of Post and Telecommunications, Beijing, 100876, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electronic Engineering, Beijing University of Post and Telecommunications, Beijing, 100876, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130819791","display_name":"Adil Khan","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Adil Khan","raw_affiliation_strings":["School of Information Engineering, Xi\u2019an Eurasia University, Xi\u2019an, Shaanxi, 710065, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Engineering, Xi\u2019an Eurasia University, Xi\u2019an, Shaanxi, 710065, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051786597","display_name":"Babar Hayat","orcid":"https://orcid.org/0009-0005-7406-8424"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Babar Hayat","raw_affiliation_strings":["School of Information Engineering, Xi\u2019an Eurasia University, Xi\u2019an, Shaanxi, 710065, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Engineering, Xi\u2019an Eurasia University, Xi\u2019an, Shaanxi, 710065, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130821828","display_name":"Yasir Ullah","orcid":null},"institutions":[{"id":"https://openalex.org/I173029219","display_name":"Multimedia University","ror":"https://ror.org/04zrbnc33","country_code":"MY","type":"education","lineage":["https://openalex.org/I173029219"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Yasir Ullah","raw_affiliation_strings":["Centre for Wireless Technology, Faculty of AI and Engineering, Multimedia University, Cyberjaya, 63100, Selangor, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Centre for Wireless Technology, Faculty of AI and Engineering, Multimedia University, Cyberjaya, 63100, Selangor, Malaysia","institution_ids":["https://openalex.org/I173029219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5130848752","display_name":"Wali Ullah Khan","orcid":null},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]},{"id":"https://openalex.org/I4405259781","display_name":"Interdisciplinary Centre for Security, Reliability and Trust","ror":"https://ror.org/02qav7c04","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577","https://openalex.org/I4405259781"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Wali Ullah Khan","raw_affiliation_strings":["Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg, Luxembourg City, 1855, Luxembourg"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg, Luxembourg City, 1855, Luxembourg","institution_ids":["https://openalex.org/I186903577","https://openalex.org/I4405259781"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018305237","display_name":"Umar Ajaib Khan","orcid":"https://orcid.org/0000-0002-5421-6320"},"institutions":[{"id":"https://openalex.org/I17120543","display_name":"National University of Modern Languages","ror":"https://ror.org/008dh2426","country_code":"PK","type":"education","lineage":["https://openalex.org/I17120543"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Umar Ajaib Khan","raw_affiliation_strings":["Department of Computer Science, National University of Modern Languages (NUML), Mirpur Campus, Azad Kashmir, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, National University of Modern Languages (NUML), Mirpur Campus, Azad Kashmir, Pakistan","institution_ids":["https://openalex.org/I17120543"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5126703063"],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":{"value":1350,"currency":"USD","value_usd":1350},"apc_paid":{"value":1350,"currency":"USD","value_usd":1350},"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.50185695,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"38","issue":"5","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11133","display_name":"UAV Applications and Optimization","score":0.6758999824523926,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T11133","display_name":"UAV Applications and Optimization","score":0.6758999824523926,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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":0.05920000001788139,"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":0.05090000107884407,"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/multipath-propagation","display_name":"Multipath propagation","score":0.6550999879837036},{"id":"https://openalex.org/keywords/resource-allocation","display_name":"Resource allocation","score":0.6107000112533569},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.6083999872207642},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.47749999165534973},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.40619999170303345},{"id":"https://openalex.org/keywords/delay-spread","display_name":"Delay spread","score":0.38760000467300415},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.3864000141620636},{"id":"https://openalex.org/keywords/channel-allocation-schemes","display_name":"Channel allocation schemes","score":0.3723999857902527},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.35429999232292175}],"concepts":[{"id":"https://openalex.org/C161218011","wikidata":"https://www.wikidata.org/wiki/Q11827794","display_name":"Multipath propagation","level":3,"score":0.6550999879837036},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6495000123977661},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.6107000112533569},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.6083999872207642},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.5591999888420105},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.47749999165534973},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.40619999170303345},{"id":"https://openalex.org/C49456836","wikidata":"https://www.wikidata.org/wiki/Q666814","display_name":"Delay spread","level":4,"score":0.38760000467300415},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.3864000141620636},{"id":"https://openalex.org/C114237682","wikidata":"https://www.wikidata.org/wiki/Q5072483","display_name":"Channel allocation schemes","level":3,"score":0.3723999857902527},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.35429999232292175},{"id":"https://openalex.org/C59519942","wikidata":"https://www.wikidata.org/wiki/Q650665","display_name":"Drone","level":2,"score":0.3474999964237213},{"id":"https://openalex.org/C2780609101","wikidata":"https://www.wikidata.org/wiki/Q17156588","display_name":"Resource management (computing)","level":2,"score":0.34619998931884766},{"id":"https://openalex.org/C206345919","wikidata":"https://www.wikidata.org/wiki/Q20380951","display_name":"Resource (disambiguation)","level":2,"score":0.3434000015258789},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.33970001339912415},{"id":"https://openalex.org/C101765175","wikidata":"https://www.wikidata.org/wiki/Q577764","display_name":"Communications system","level":2,"score":0.3337000012397766},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.32670000195503235},{"id":"https://openalex.org/C65682993","wikidata":"https://www.wikidata.org/wiki/Q1056451","display_name":"Reflection (computer programming)","level":2,"score":0.3174999952316284},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.3165000081062317},{"id":"https://openalex.org/C137246740","wikidata":"https://www.wikidata.org/wiki/Q583970","display_name":"Spectral efficiency","level":3,"score":0.30880001187324524},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.30809998512268066},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.3046000003814697},{"id":"https://openalex.org/C30436405","wikidata":"https://www.wikidata.org/wiki/Q210973","display_name":"Cellular communication","level":3,"score":0.2953000068664551},{"id":"https://openalex.org/C168110828","wikidata":"https://www.wikidata.org/wiki/Q1331626","display_name":"Spectral density","level":2,"score":0.2709999978542328},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.26109999418258667},{"id":"https://openalex.org/C192126672","wikidata":"https://www.wikidata.org/wiki/Q1068715","display_name":"Telecommunications network","level":2,"score":0.25380000472068787},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2531999945640564}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1007/s44443-026-00661-2","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s44443-026-00661-2","pdf_url":null,"source":{"id":"https://openalex.org/S2764955546","display_name":"Journal of King Saud University - Computer and Information Sciences","issn_l":"1319-1578","issn":["1319-1578","2213-1248"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of King Saud University Computer and Information Sciences","raw_type":"journal-article"},{"id":"pmh:oai:shdl.mmu.edu.my:16447","is_oa":false,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4377196753","display_name":"Siti Hasmah Digital Library-MMU Institutiona Repository (Multimedia University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I173029219","host_organization_name":"Multimedia University","host_organization_lineage":["https://openalex.org/I173029219"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"Article"},{"id":"pmh:oai:doaj.org/article:27540275f0494ec99e7a6b9535c471a9","is_oa":false,"landing_page_url":"https://doaj.org/article/27540275f0494ec99e7a6b9535c471a9","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Journal of King Saud University: Computer and Information Sciences, Vol 38, Iss 5 (2026)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1007/s44443-026-00661-2","is_oa":true,"landing_page_url":"https://doi.org/10.1007/s44443-026-00661-2","pdf_url":null,"source":{"id":"https://openalex.org/S2764955546","display_name":"Journal of King Saud University - Computer and Information Sciences","issn_l":"1319-1578","issn":["1319-1578","2213-1248"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of King Saud University Computer and Information Sciences","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G238176502","display_name":null,"funder_award_id":"L254051","funder_id":"https://openalex.org/F4320322919","funder_display_name":"Natural Science Foundation of Beijing Municipality"},{"id":"https://openalex.org/G7805180269","display_name":null,"funder_award_id":"62271063, 62301498","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322919","display_name":"Natural Science Foundation of Beijing Municipality","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":47,"referenced_works":["https://openalex.org/W2094655360","https://openalex.org/W2114546344","https://openalex.org/W2620727851","https://openalex.org/W2748760676","https://openalex.org/W2905002613","https://openalex.org/W3198822726","https://openalex.org/W4322706776","https://openalex.org/W4365420256","https://openalex.org/W4385627398","https://openalex.org/W4386133959","https://openalex.org/W4387490197","https://openalex.org/W4387870823","https://openalex.org/W4388919195","https://openalex.org/W4389331894","https://openalex.org/W4389352527","https://openalex.org/W4391594093","https://openalex.org/W4393028536","https://openalex.org/W4395096984","https://openalex.org/W4400275490","https://openalex.org/W4401210626","https://openalex.org/W4401611247","https://openalex.org/W4401906663","https://openalex.org/W4402617295","https://openalex.org/W4402774450","https://openalex.org/W4403572952","https://openalex.org/W4403723556","https://openalex.org/W4405784836","https://openalex.org/W4406263421","https://openalex.org/W4406356892","https://openalex.org/W4407248162","https://openalex.org/W4407351695","https://openalex.org/W4407693409","https://openalex.org/W4408017191","https://openalex.org/W4408145478","https://openalex.org/W4408324469","https://openalex.org/W4411350052","https://openalex.org/W4411446704","https://openalex.org/W4412164074","https://openalex.org/W4412404052","https://openalex.org/W4412442468","https://openalex.org/W4412939966","https://openalex.org/W4412972846","https://openalex.org/W4412999349","https://openalex.org/W4413017475","https://openalex.org/W4413156228","https://openalex.org/W4413472377","https://openalex.org/W4414110480"],"related_works":[],"abstract_inverted_index":{"Unmanned":[0],"aerial":[1],"vehicles":[2],"(UAVs)":[3],"are":[4,47,63],"increasingly":[5],"deployed":[6],"in":[7,49,59,65,69,189,194,200],"ultra-wideband":[8],"(UWB)":[9],"environments":[10],"to":[11,107],"support":[12],"applications":[13],"that":[14,84,170],"demand":[15],"high":[16],"data":[17,128],"rates":[18],"and":[19,27,41,56,93,117,129,139,163,179,197],"reliable":[20],"connectivity.":[21],"However,":[22],"effective":[23],"communication":[24,68],"between":[25],"UAVs":[26],"ground":[28],"terminals":[29],"is":[30,105,123,144],"challenged":[31],"by":[32,134],"six-dimensional":[33],"(6D)":[34],"posture-induced":[35],"signal":[36,87],"variation,":[37],"non-stationary":[38,80],"channel":[39,82,119],"behavior,":[40],"dynamic":[42],"resource":[43,131],"constraints.":[44],"Existing":[45],"models":[46],"limited":[48],"addressing":[50],"6D":[51,76,89,113,176],"posture-aware":[52,177],"fading,":[53],"frequency":[54,180],"non-stationarity,":[55],"spatiotemporal":[57,109],"variability":[58],"multipath":[60],"propagation,":[61],"which":[62],"critical":[64],"UAV-to-ground":[66],"(U2G)":[67],"UWB":[70,86],"environments.":[71],"This":[72],"study":[73],"introduces":[74],"a":[75],"UAV":[77,90,112,136],"posture":[78,91],"based":[79],"U2G":[81],"model":[83,122],"incorporates":[85],"features,":[88],"dynamics,":[92],"intelligent":[94],"reflecting":[95],"surface":[96],"(IRS)":[97],"beam":[98],"control.":[99],"A":[100],"graph":[101],"neural":[102],"network":[103],"(GNN)":[104],"developed":[106],"learn":[108],"correlations":[110],"among":[111],"movement,":[114],"IRS":[115,140],"states,":[116],"frequency-selective":[118],"behavior.":[120],"The":[121],"initialized":[124],"with":[125,203],"ray-tracing":[126],"(RT)":[127],"supports":[130],"allocation":[132],"(RA)":[133],"adjusting":[135],"transmit":[137],"power":[138,155],"reflection":[141],"coefficients.":[142],"Performance":[143],"evaluated":[145],"using":[146],"key":[147],"statistical":[148],"metrics,":[149],"including":[150],"space\u2013time\u2013frequency":[151],"correlation":[152],"functions":[153],"(STF-CFs),":[154],"delay":[156,160],"profiles":[157],"(PDP),":[158],"root-mean-square":[159],"spread":[161],"(RMS-DS),":[162],"Doppler":[164],"spectral":[165],"density":[166],"(DPSD).":[167],"Results":[168],"show":[169],"the":[171],"proposed":[172],"framework":[173],"effectively":[174],"captures":[175],"fading":[178],"non-stationarity":[181],"across":[182],"wide":[183],"bandwidths,":[184],"achieving":[185],"an":[186],"11.6%":[187],"reduction":[188],"path-loss":[190],"RMSE,":[191],"8.2%":[192],"improvement":[193],"RMS-DS":[195],"fidelity,":[196],"23.4%":[198],"increase":[199],"sum-rate":[201],"compared":[202],"conventional":[204],"baselines.":[205]},"counts_by_year":[],"updated_date":"2026-08-08T01:25:22.217667","created_date":"2026-03-29T00:00:00"}
