{"id":"https://openalex.org/W7133238294","doi":"https://doi.org/10.1145/3789514.3792049","title":"Inferring Indoor Layouts using Audio","display_name":"Inferring Indoor Layouts using Audio","publication_year":2026,"publication_date":"2026-02-25","ids":{"openalex":"https://openalex.org/W7133238294","doi":"https://doi.org/10.1145/3789514.3792049"},"language":null,"primary_location":{"id":"doi:10.1145/3789514.3792049","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3789514.3792049","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 27th International Workshop on Mobile Computing Systems and Applications","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1145/3789514.3792049","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100937340","display_name":"Zhijian Yang","orcid":null},"institutions":[{"id":"https://openalex.org/I1311688040","display_name":"Amazon (United States)","ror":"https://ror.org/04mv4n011","country_code":"US","type":"company","lineage":["https://openalex.org/I1311688040"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Zhijian Yang","raw_affiliation_strings":["Amazon, New York, USA"],"affiliations":[{"raw_affiliation_string":"Amazon, New York, USA","institution_ids":["https://openalex.org/I1311688040"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090936038","display_name":"Surupa Basu","orcid":"https://orcid.org/0000-0002-9455-5941"},"institutions":[{"id":"https://openalex.org/I157725225","display_name":"University of Illinois Urbana-Champaign","ror":"https://ror.org/047426m28","country_code":"US","type":"education","lineage":["https://openalex.org/I157725225"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sattwik Basu","raw_affiliation_strings":["University of Illinois at Urbana-Champaign, Urbana, USA"],"affiliations":[{"raw_affiliation_string":"University of Illinois at Urbana-Champaign, Urbana, USA","institution_ids":["https://openalex.org/I157725225"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5124014277","display_name":"Chaitanya Amballa","orcid":null},"institutions":[{"id":"https://openalex.org/I157725225","display_name":"University of Illinois Urbana-Champaign","ror":"https://ror.org/047426m28","country_code":"US","type":"education","lineage":["https://openalex.org/I157725225"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Chaitanya Amballa","raw_affiliation_strings":["University of Illinois at Urbana-Champaign, Urbana, USA"],"affiliations":[{"raw_affiliation_string":"University of Illinois at Urbana-Champaign, Urbana, USA","institution_ids":["https://openalex.org/I157725225"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5127853622","display_name":"Debottam Dutta","orcid":null},"institutions":[{"id":"https://openalex.org/I157725225","display_name":"University of Illinois Urbana-Champaign","ror":"https://ror.org/047426m28","country_code":"US","type":"education","lineage":["https://openalex.org/I157725225"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Debottam Dutta","raw_affiliation_strings":["University of Illinois at Urbana-Champaign, Urbana, USA"],"affiliations":[{"raw_affiliation_string":"University of Illinois at Urbana-Champaign, Urbana, USA","institution_ids":["https://openalex.org/I157725225"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5127868955","display_name":"Srihari Nelakuditi","orcid":null},"institutions":[{"id":"https://openalex.org/I155781252","display_name":"University of South Carolina","ror":"https://ror.org/02b6qw903","country_code":"US","type":"education","lineage":["https://openalex.org/I155781252"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Srihari Nelakuditi","raw_affiliation_strings":["University of South Carolina, Columbia, USA"],"affiliations":[{"raw_affiliation_string":"University of South Carolina, Columbia, USA","institution_ids":["https://openalex.org/I155781252"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5123882656","display_name":"Romit Roy Choudhury","orcid":null},"institutions":[{"id":"https://openalex.org/I157725225","display_name":"University of Illinois Urbana-Champaign","ror":"https://ror.org/047426m28","country_code":"US","type":"education","lineage":["https://openalex.org/I157725225"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Romit Roy Choudhury","raw_affiliation_strings":["University of Illinois at Urbana-Champaign, Urbana, USA"],"affiliations":[{"raw_affiliation_string":"University of Illinois at Urbana-Champaign, Urbana, USA","institution_ids":["https://openalex.org/I157725225"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5100937340"],"corresponding_institution_ids":["https://openalex.org/I1311688040"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.61590253,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"121","last_page":"126"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.3499000072479248,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.3499000072479248,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11309","display_name":"Music and Audio Processing","score":0.27469998598098755,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10283","display_name":"Hearing Loss and Rehabilitation","score":0.05530000105500221,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/beacon","display_name":"Beacon","score":0.6984999775886536},{"id":"https://openalex.org/keywords/complement","display_name":"Complement (music)","score":0.6557999849319458},{"id":"https://openalex.org/keywords/mobile-device","display_name":"Mobile device","score":0.5117999911308289},{"id":"https://openalex.org/keywords/modality","display_name":"Modality (human\u2013computer interaction)","score":0.39719998836517334},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.36660000681877136},{"id":"https://openalex.org/keywords/generative-grammar","display_name":"Generative grammar","score":0.34529998898506165},{"id":"https://openalex.org/keywords/computational-photography","display_name":"Computational photography","score":0.3440000116825104}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7245000004768372},{"id":"https://openalex.org/C102168758","wikidata":"https://www.wikidata.org/wiki/Q7321258","display_name":"Beacon","level":2,"score":0.6984999775886536},{"id":"https://openalex.org/C112313634","wikidata":"https://www.wikidata.org/wiki/Q7886648","display_name":"Complement (music)","level":5,"score":0.6557999849319458},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5214999914169312},{"id":"https://openalex.org/C186967261","wikidata":"https://www.wikidata.org/wiki/Q5082128","display_name":"Mobile device","level":2,"score":0.5117999911308289},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4964999854564667},{"id":"https://openalex.org/C2780226545","wikidata":"https://www.wikidata.org/wiki/Q6888030","display_name":"Modality (human\u2013computer interaction)","level":2,"score":0.39719998836517334},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.36660000681877136},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3483000099658966},{"id":"https://openalex.org/C39890363","wikidata":"https://www.wikidata.org/wiki/Q36108","display_name":"Generative grammar","level":2,"score":0.34529998898506165},{"id":"https://openalex.org/C146044194","wikidata":"https://www.wikidata.org/wiki/Q5157334","display_name":"Computational photography","level":4,"score":0.3440000116825104},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.3314000070095062},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.3111000061035156},{"id":"https://openalex.org/C64922751","wikidata":"https://www.wikidata.org/wiki/Q4650799","display_name":"Audio signal","level":3,"score":0.305400013923645},{"id":"https://openalex.org/C167966045","wikidata":"https://www.wikidata.org/wiki/Q5532625","display_name":"Generative model","level":3,"score":0.29409998655319214},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.26269999146461487},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.26190000772476196},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.25369998812675476},{"id":"https://openalex.org/C152565575","wikidata":"https://www.wikidata.org/wiki/Q1124538","display_name":"Conditional random field","level":2,"score":0.25200000405311584}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3789514.3792049","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3789514.3792049","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 27th International Workshop on Mobile Computing Systems and Applications","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.1145/3789514.3792049","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3789514.3792049","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 27th International Workshop on Mobile Computing Systems and Applications","raw_type":"proceedings-article"},"sustainable_development_goals":[{"score":0.6475914120674133,"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W1969483458","https://openalex.org/W2024796780","https://openalex.org/W2037504854","https://openalex.org/W2040782121","https://openalex.org/W2064972261","https://openalex.org/W2072604753","https://openalex.org/W2105061875","https://openalex.org/W2129045955","https://openalex.org/W2258360715","https://openalex.org/W2411093439","https://openalex.org/W2471962767","https://openalex.org/W2607059693","https://openalex.org/W2761222387","https://openalex.org/W2787894218","https://openalex.org/W2799062425","https://openalex.org/W2809786260","https://openalex.org/W2963073614","https://openalex.org/W2963324085","https://openalex.org/W2979411809","https://openalex.org/W2990640172","https://openalex.org/W2993591435","https://openalex.org/W3023214412","https://openalex.org/W3035708560","https://openalex.org/W3088968498","https://openalex.org/W3089228937","https://openalex.org/W3109500059","https://openalex.org/W3165528186","https://openalex.org/W3173190826","https://openalex.org/W3173732093"],"related_works":[],"abstract_inverted_index":{"Cameras":[0],"and":[1,35,90,103,111,125,137],"LiDARs":[2],"underlie":[3],"today's":[4],"established":[5],"tools":[6],"for":[7,19],"inferring":[8],"indoor":[9,55,83],"layouts.":[10],"This":[11],"paper":[12],"explores":[13],"audio":[14,26],"as":[15,130],"a":[16,29,33,45,61,65,71,131],"complementary":[17],"modality":[18],"this":[20],"task.":[21],"Our":[22,68],"system":[23],"emits":[24],"short":[25],"beacons":[27],"from":[28],"handheld":[30],"device":[31],"(e.g.,":[32],"smartphone)":[34],"records":[36],"the":[37,54,58],"resulting":[38],"echoes":[39],"at":[40],"multiple,":[41],"known":[42],"locations":[43],"along":[44],"user's":[46],"path.":[47],"Given":[48],"these":[49],"multi-position":[50],"measurements,":[51],"we":[52],"infer":[53],"layout,":[56],"in":[57,108],"form":[59],"of":[60,82],"2D":[62,120],"floorplan,":[63],"using":[64],"generative":[66],"approach.":[67],"method":[69],"employs":[70],"conditional":[72],"GAN":[73],"(CGAN)":[74],"to":[75,87,135],"synthesize":[76],"feasible":[77],"layouts":[78],"while":[79],"incorporating":[80],"knowledge":[81],"acoustic":[84],"signal":[85],"propagation":[86],"regularize":[88],"training":[89],"avoid":[91],"overfitting.":[92],"We":[93],"train":[94],"on":[95],"large-scale,":[96],"high-fidelity":[97],"simulations":[98],"spanning":[99],"diverse":[100],"geometries,":[101],"materials,":[102],"noise,":[104],"then":[105],"evaluate":[106],"zero-shot":[107],"real":[109],"homes":[110],"offices":[112],"with":[113,122],"no":[114],"additional":[115],"training.":[116],"Results":[117],"show":[118],"accurate":[119],"floorplans":[121],"strong":[123],"precision":[124],"recall,":[126],"demonstrating":[127],"audio's":[128],"promise":[129],"robust,":[132],"privacy-preserving":[133],"complement":[134],"vision":[136],"LiDAR.":[138]},"counts_by_year":[],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2026-03-03T00:00:00"}
