{"id":"https://openalex.org/W6912213961","doi":"https://doi.org/10.5281/zenodo.14514353","title":"Multi-Frequency Far-Field Wave Scattering Data","display_name":"Multi-Frequency Far-Field Wave Scattering Data","publication_year":2024,"publication_date":"2024-12-18","ids":{"openalex":"https://openalex.org/W6912213961","doi":"https://doi.org/10.5281/zenodo.14514353"},"language":"en","primary_location":{"id":"doi:10.5281/zenodo.14514353","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.14514353","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"dataset"},"type":"dataset","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.5281/zenodo.14514353","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Melia, Owen","orcid":"https://orcid.org/0000-0003-0737-3718"},"institutions":[{"id":"https://openalex.org/I40347166","display_name":"University of Chicago","ror":"https://ror.org/024mw5h28","country_code":"US","type":"education","lineage":["https://openalex.org/I40347166"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Melia, Owen","raw_affiliation_strings":["University of Chicago"],"raw_orcid":"https://orcid.org/0000-0003-0737-3718","affiliations":[{"raw_affiliation_string":"University of Chicago","institution_ids":["https://openalex.org/I40347166"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Tsang, Olivia Orianne","orcid":"https://orcid.org/0009-0009-7804-674X"},"institutions":[{"id":"https://openalex.org/I40347166","display_name":"University of Chicago","ror":"https://ror.org/024mw5h28","country_code":"US","type":"education","lineage":["https://openalex.org/I40347166"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Tsang, Olivia Orianne","raw_affiliation_strings":["University of Chicago"],"raw_orcid":"https://orcid.org/0009-0009-7804-674X","affiliations":[{"raw_affiliation_string":"University of Chicago","institution_ids":["https://openalex.org/I40347166"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Charisopoulos, Vasileios","orcid":"https://orcid.org/0000-0002-3717-0236"},"institutions":[{"id":"https://openalex.org/I40347166","display_name":"University of Chicago","ror":"https://ror.org/024mw5h28","country_code":"US","type":"education","lineage":["https://openalex.org/I40347166"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Charisopoulos, Vasileios","raw_affiliation_strings":["University of Chicago"],"raw_orcid":"https://orcid.org/0000-0002-3717-0236","affiliations":[{"raw_affiliation_string":"University of Chicago","institution_ids":["https://openalex.org/I40347166"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Khoo, Yuehaw","orcid":"https://orcid.org/0000-0002-8472-8984"},"institutions":[{"id":"https://openalex.org/I40347166","display_name":"University of Chicago","ror":"https://ror.org/024mw5h28","country_code":"US","type":"education","lineage":["https://openalex.org/I40347166"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Khoo, Yuehaw","raw_affiliation_strings":["University of Chicago"],"raw_orcid":"https://orcid.org/0000-0002-8472-8984","affiliations":[{"raw_affiliation_string":"University of Chicago","institution_ids":["https://openalex.org/I40347166"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Hoskins, Jeremy","orcid":"https://orcid.org/0000-0001-5307-2452"},"institutions":[{"id":"https://openalex.org/I40347166","display_name":"University of Chicago","ror":"https://ror.org/024mw5h28","country_code":"US","type":"education","lineage":["https://openalex.org/I40347166"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hoskins, Jeremy","raw_affiliation_strings":["University of Chicago"],"raw_orcid":"https://orcid.org/0000-0001-5307-2452","affiliations":[{"raw_affiliation_string":"University of Chicago","institution_ids":["https://openalex.org/I40347166"]}]},{"author_position":"last","author":{"id":null,"display_name":"Willett, Rebecca","orcid":"https://orcid.org/0000-0002-8109-7582"},"institutions":[{"id":"https://openalex.org/I40347166","display_name":"University of Chicago","ror":"https://ror.org/024mw5h28","country_code":"US","type":"education","lineage":["https://openalex.org/I40347166"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Willett, Rebecca","raw_affiliation_strings":["University of Chicago"],"raw_orcid":"https://orcid.org/0000-0002-8109-7582","affiliations":[{"raw_affiliation_string":"University of Chicago","institution_ids":["https://openalex.org/I40347166"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I40347166"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":true,"primary_topic":null,"topics":[],"keywords":[{"id":"https://openalex.org/keywords/scattering","display_name":"Scattering","score":0.7588000297546387},{"id":"https://openalex.org/keywords/inverse-scattering-problem","display_name":"Inverse scattering problem","score":0.6638000011444092},{"id":"https://openalex.org/keywords/piecewise","display_name":"Piecewise","score":0.5418999791145325},{"id":"https://openalex.org/keywords/scattering-theory","display_name":"Scattering theory","score":0.5253000259399414},{"id":"https://openalex.org/keywords/cartesian-coordinate-system","display_name":"Cartesian coordinate system","score":0.5105999708175659},{"id":"https://openalex.org/keywords/inverse-problem","display_name":"Inverse problem","score":0.351500004529953},{"id":"https://openalex.org/keywords/regular-grid","display_name":"Regular grid","score":0.34529998898506165},{"id":"https://openalex.org/keywords/scattering-length","display_name":"Scattering length","score":0.34529998898506165}],"concepts":[{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.7588000297546387},{"id":"https://openalex.org/C174558057","wikidata":"https://www.wikidata.org/wiki/Q11639409","display_name":"Inverse scattering problem","level":3,"score":0.6638000011444092},{"id":"https://openalex.org/C164660894","wikidata":"https://www.wikidata.org/wiki/Q2037833","display_name":"Piecewise","level":2,"score":0.5418999791145325},{"id":"https://openalex.org/C67105901","wikidata":"https://www.wikidata.org/wiki/Q903737","display_name":"Scattering theory","level":3,"score":0.5253000259399414},{"id":"https://openalex.org/C16038011","wikidata":"https://www.wikidata.org/wiki/Q62912","display_name":"Cartesian coordinate system","level":2,"score":0.5105999708175659},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.46059998869895935},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.3619000017642975},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3596000075340271},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3522999882698059},{"id":"https://openalex.org/C135252773","wikidata":"https://www.wikidata.org/wiki/Q1567213","display_name":"Inverse problem","level":2,"score":0.351500004529953},{"id":"https://openalex.org/C43173174","wikidata":"https://www.wikidata.org/wiki/Q2646942","display_name":"Regular grid","level":3,"score":0.34529998898506165},{"id":"https://openalex.org/C37196565","wikidata":"https://www.wikidata.org/wiki/Q4118602","display_name":"Scattering length","level":3,"score":0.34529998898506165},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.3416999876499176},{"id":"https://openalex.org/C40069579","wikidata":"https://www.wikidata.org/wiki/Q62494","display_name":"Polar coordinate system","level":2,"score":0.3230000138282776},{"id":"https://openalex.org/C153013531","wikidata":"https://www.wikidata.org/wiki/Q1322810","display_name":"Scattering amplitude","level":3,"score":0.3160000145435333},{"id":"https://openalex.org/C207467116","wikidata":"https://www.wikidata.org/wiki/Q4385666","display_name":"Inverse","level":2,"score":0.3149999976158142},{"id":"https://openalex.org/C187691185","wikidata":"https://www.wikidata.org/wiki/Q2020720","display_name":"Grid","level":2,"score":0.31040000915527344},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3068000078201294},{"id":"https://openalex.org/C178635117","wikidata":"https://www.wikidata.org/wiki/Q747499","display_name":"RADIUS","level":2,"score":0.2955999970436096},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.29120001196861267},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.28209999203681946},{"id":"https://openalex.org/C30475298","wikidata":"https://www.wikidata.org/wiki/Q909554","display_name":"Computational physics","level":1,"score":0.27730000019073486},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.2766000032424927},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.2752000093460083},{"id":"https://openalex.org/C54644633","wikidata":"https://www.wikidata.org/wiki/Q5473287","display_name":"Forward scatter","level":3,"score":0.2533999979496002}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.5281/zenodo.14514353","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.14514353","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"dataset"}],"best_oa_location":{"id":"doi:10.5281/zenodo.14514353","is_oa":true,"landing_page_url":"https://doi.org/10.5281/zenodo.14514353","pdf_url":null,"source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"dataset"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"This":[0],"is":[1,433],"a":[2,47,91,210,219,344,357],"dataset":[3,154],"designed":[4],"to":[5,72,136,144,318,426],"train":[6,68,141],"and":[7,14,32,97,140,393],"evaluate":[8],"deep":[9],"learning":[10,70],"methods":[11],"for":[12,90,117,169,230,242,254],"forward":[13,75,96],"inverse":[15,82,98,119,148],"multi-frequency":[16,147],"far-field":[17],"wave":[18,34,42,370,383],"scattering":[19,29,50,99,181,206,215,232,244,256,295,327,340,353],"problems.":[20],"In":[21],"this":[22,64,274],"dataset,":[23,65],"we":[24],"have":[25,53,167],"pairs":[26],"of":[27,49,94,122,225,237,249,293,300,367,380,398,406,414],"2D":[28],"potentials":[30,51,207,216],"q":[31,77],"scattered":[33,369,382],"field":[35],"measurements":[36],"d_k,":[37,79],"measured":[38],"at":[39],"several":[40],"incident":[41],"frequencies":[43],"k.":[44],"We":[45,166],"define":[46],"distribution":[48],"that":[52,323],"piecewise":[54],"constant":[55],"geometric":[56],"shapes":[57,312],"with":[58,200],"an":[59],"unknown":[60],"low-frequency":[61],"background.":[62],"With":[63],"one":[66],"can":[67],"machine":[69],"models":[71],"solve":[73,145],"the":[74,81,95,138,146,156,201,205,214,226,231,238,243,250,255,261,268,277,282,289,294,298,301,305,326,349,362,368,373,381,386,399,407,429],"problem":[76,83],"->":[78],"or":[80],"d_k->":[84],"q.":[85],"Please":[86],"see":[87,129],"our":[88,130,153],"article":[89],"formal":[92],"definition":[93],"problems:":[100],"Melia,":[101],"O.,":[102,104],"Tsang,":[103],"Charisopoulos,":[105],"V.,":[106],"Khoo,":[107],"Y.,":[108],"Hoskins,":[109],"J.,":[110],"Willett,":[111],"R.,":[112],"2025.":[113],"Multi-frequency":[114],"progressive":[115],"refinement":[116],"learned":[118],"scattering.":[120],"Journal":[121],"Computational":[123],"Physics":[124],"527,":[125],"113809.":[126],"https://doi.org/10.1016/j.jcp.2025.113809":[127],"Also":[128,258],"code":[131],"repository":[132],"which":[133],"was":[134],"used":[135,259,271,286,317],"generate":[137],"data":[139],"neural":[142],"networks":[143],"problem:":[149],"https://github.com/meliao/MFISNets":[150],"Once":[151],"decompressed,":[152],"has":[155,179],"following":[157,202],"file":[158],"structure.":[159],"data/":[160],"\u2514\u2500\u2500":[161,174,186,188,190],"dataset/":[162],"\u251c\u2500\u2500":[163,183],"train_measurements_nu_*/":[164],"#":[165,176],"directories":[168],"nu={1,2,4,8,16},":[170],"equivalently":[171],"k={2pi,4pi,8pi,16pi,32pi}":[172],"\u2502":[173,185],"measurements_*.h5":[175,187,191],"each":[177],"measurements_i.h5":[178],"500":[180],"potentials.":[182,296,328],"val_measurements_nu_*/":[184],"test_measurements_nu_*/":[189],"The":[192],"measurement":[193],"files":[194],"are":[195],"saved":[196],"in":[197,372,385],"hdf5":[198],"format,":[199],"fields:":[203],"q_cart:":[204],"sampled":[208,217,347,360],"on":[209,218,348,361],"Cartesian":[211,228,350],"grid.":[212,221,351,364],"q_polar:":[213],"polar":[220,240,252,363],"x_vals:":[222],"1d":[223],"coordinates":[224,389],"regular":[227,239,251],"grid":[229,241,253],"domain":[233,245],"rho_vals:":[234],"radius":[235,299],"values":[236,248],"theta_vals:":[246],"angular":[247,335],"domain.":[257],"as":[260],"source/receiver":[262],"directions":[263],"when":[264,272,287,428],"generating":[265,273],"measurements.":[266],"seed:":[267],"RNG":[269],"seed":[270],"file.":[275],"contrast:":[276],"maximum":[278,283],"contrast":[279],"setting.":[280],"background_max_freq:":[281],"frequency":[284,336],"parameter":[285,316],"defining":[288],"random":[290],"background":[291,306],"part":[292],"background_max_radius:":[297],"disk":[302],"occupied":[303],"by":[304,343,356,391],"field.":[307],"num_shapes:":[308],"how":[309],"many":[310],"piecewise-constant":[311],"were":[313,420],"generated.":[314,421],"gaussian_lpf_param:":[315],"build":[319],"Gaussian":[320,345,358],"lowpass":[321],"filter":[322],"slightly":[324],"smooths":[325],"nu_sf:":[329],"non-angular":[330],"wavenumber":[331],"(in":[332,337],"space).":[333],"omega_sf:":[334],"time).":[338],"q_cart_lpf:":[339],"objects":[341,354],"transformed":[342,355,402,410],"LPF,":[346,359],"q_polar_lpf:":[352],"d_rs:":[365],"Measurements":[366,379],"field,":[371,384],"original":[374],"(receiver,":[375],"source)":[376],"coordinates.":[377],"d_mh:":[378],"(m,":[387,400,408],"h)":[388,401,409],"suggested":[390],"Fan":[392],"Ying,":[394],"2022.":[395],"m_vals:":[396],"Coordinates":[397,405],"data.":[403,411],"h_vals:":[404],"sample_completion:":[412],"array":[413],"booleans":[415],"indicating":[416],"whether":[417],"individual":[418],"samples":[419],"file_completion:":[422],"single":[423],"boolean":[424],"set":[425],"True":[427],"entire":[430],"generation":[431],"script":[432],"completed.":[434]},"counts_by_year":[],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
