{"id":"https://openalex.org/W4308966038","doi":"https://doi.org/10.1145/3563766.3564091","title":"Boosting the sensing granularity of acoustic signals by exploiting hardware non-linearity","display_name":"Boosting the sensing granularity of acoustic signals by exploiting hardware non-linearity","publication_year":2022,"publication_date":"2022-11-14","ids":{"openalex":"https://openalex.org/W4308966038","doi":"https://doi.org/10.1145/3563766.3564091"},"language":"en","primary_location":{"id":"doi:10.1145/3563766.3564091","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3563766.3564091","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 21st ACM Workshop on Hot Topics in Networks","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/A5101911585","display_name":"Xiangru Chen","orcid":"https://orcid.org/0000-0003-4370-1109"},"institutions":[{"id":"https://openalex.org/I170897317","display_name":"Duke University","ror":"https://ror.org/00py81415","country_code":"US","type":"education","lineage":["https://openalex.org/I170897317"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Xiangru Chen","raw_affiliation_strings":["Duke University"],"affiliations":[{"raw_affiliation_string":"Duke University","institution_ids":["https://openalex.org/I170897317"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101672127","display_name":"Dong Li","orcid":"https://orcid.org/0000-0002-3144-5104"},"institutions":[{"id":"https://openalex.org/I24603500","display_name":"University of Massachusetts Amherst","ror":"https://ror.org/0072zz521","country_code":"US","type":"education","lineage":["https://openalex.org/I24603500"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Dong Li","raw_affiliation_strings":["University of Massachusetts Amherst"],"affiliations":[{"raw_affiliation_string":"University of Massachusetts Amherst","institution_ids":["https://openalex.org/I24603500"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058073627","display_name":"Yiran Chen","orcid":"https://orcid.org/0000-0002-1486-8412"},"institutions":[{"id":"https://openalex.org/I170897317","display_name":"Duke University","ror":"https://ror.org/00py81415","country_code":"US","type":"education","lineage":["https://openalex.org/I170897317"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yiran Chen","raw_affiliation_strings":["Duke University"],"affiliations":[{"raw_affiliation_string":"Duke University","institution_ids":["https://openalex.org/I170897317"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100631082","display_name":"Jie Xiong","orcid":"https://orcid.org/0000-0002-5396-4554"},"institutions":[{"id":"https://openalex.org/I24603500","display_name":"University of Massachusetts Amherst","ror":"https://ror.org/0072zz521","country_code":"US","type":"education","lineage":["https://openalex.org/I24603500"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jie Xiong","raw_affiliation_strings":["University of Massachusetts Amherst"],"affiliations":[{"raw_affiliation_string":"University of Massachusetts Amherst","institution_ids":["https://openalex.org/I24603500"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5101911585"],"corresponding_institution_ids":["https://openalex.org/I170897317"],"apc_list":null,"apc_paid":null,"fwci":1.644,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.83698012,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"53","last_page":"59"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9994000196456909,"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":0.9994000196456909,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9986000061035156,"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/T10534","display_name":"Structural Health Monitoring Techniques","score":0.9922999739646912,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural 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/granularity","display_name":"Granularity","score":0.7895045280456543},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6840325593948364},{"id":"https://openalex.org/keywords/linearity","display_name":"Linearity","score":0.6676679849624634},{"id":"https://openalex.org/keywords/microphone","display_name":"Microphone","score":0.5198302865028381},{"id":"https://openalex.org/keywords/chirp","display_name":"Chirp","score":0.465831458568573},{"id":"https://openalex.org/keywords/boosting","display_name":"Boosting (machine learning)","score":0.4604317545890808},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.44407594203948975},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.4348090589046478},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.41015326976776123},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3956320881843567},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.22480973601341248},{"id":"https://openalex.org/keywords/digital-signal-processing","display_name":"Digital signal processing","score":0.19393998384475708},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.18533343076705933},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.15439492464065552},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.14861702919006348},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.10619205236434937},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09101614356040955}],"concepts":[{"id":"https://openalex.org/C177774035","wikidata":"https://www.wikidata.org/wiki/Q1246948","display_name":"Granularity","level":2,"score":0.7895045280456543},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6840325593948364},{"id":"https://openalex.org/C77170095","wikidata":"https://www.wikidata.org/wiki/Q1753188","display_name":"Linearity","level":2,"score":0.6676679849624634},{"id":"https://openalex.org/C2778263558","wikidata":"https://www.wikidata.org/wiki/Q46384","display_name":"Microphone","level":3,"score":0.5198302865028381},{"id":"https://openalex.org/C132794960","wikidata":"https://www.wikidata.org/wiki/Q27304","display_name":"Chirp","level":3,"score":0.465831458568573},{"id":"https://openalex.org/C46686674","wikidata":"https://www.wikidata.org/wiki/Q466303","display_name":"Boosting (machine learning)","level":2,"score":0.4604317545890808},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.44407594203948975},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.4348090589046478},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.41015326976776123},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3956320881843567},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.22480973601341248},{"id":"https://openalex.org/C84462506","wikidata":"https://www.wikidata.org/wiki/Q173142","display_name":"Digital signal processing","level":2,"score":0.19393998384475708},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.18533343076705933},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.15439492464065552},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.14861702919006348},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.10619205236434937},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09101614356040955},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C68115822","wikidata":"https://www.wikidata.org/wiki/Q1068172","display_name":"Sound pressure","level":2,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3563766.3564091","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3563766.3564091","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 21st ACM Workshop on Hot Topics in Networks","raw_type":"proceedings-article"},{"id":"pmh:doi:10.13016/m2grm1-gude","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3563766.3564091.","pdf_url":null,"source":{"id":"https://openalex.org/S4406922384","display_name":"Open MIND","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":null,"raw_type":"Text"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","score":0.5699999928474426,"id":"https://metadata.un.org/sdg/9"}],"awards":[{"id":"https://openalex.org/G5365361168","display_name":null,"funder_award_id":"5R01MH122371-03","funder_id":"https://openalex.org/F4320332161","funder_display_name":"National Institutes of Health"},{"id":"https://openalex.org/G6735109780","display_name":null,"funder_award_id":"2112562, 2140247","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320332161","display_name":"National Institutes of Health","ror":"https://ror.org/01cwqze88"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W95608104","https://openalex.org/W2624801495","https://openalex.org/W2752115133","https://openalex.org/W2793102850","https://openalex.org/W2832631560","https://openalex.org/W2912868098","https://openalex.org/W2914439234","https://openalex.org/W2965614023","https://openalex.org/W2977625447","https://openalex.org/W2980129709","https://openalex.org/W3006301192","https://openalex.org/W3087859191","https://openalex.org/W3089203488","https://openalex.org/W3093942761","https://openalex.org/W3106924342","https://openalex.org/W3108244215","https://openalex.org/W3108816954","https://openalex.org/W3115481010","https://openalex.org/W3159066689","https://openalex.org/W4200546015","https://openalex.org/W4226050909","https://openalex.org/W4285815072","https://openalex.org/W4294891765","https://openalex.org/W4300824008","https://openalex.org/W4306179591","https://openalex.org/W4308784209","https://openalex.org/W4309620206"],"related_works":["https://openalex.org/W2931688134","https://openalex.org/W2377919138","https://openalex.org/W2378857091","https://openalex.org/W2999756192","https://openalex.org/W4226090359","https://openalex.org/W4382701072","https://openalex.org/W2491314273","https://openalex.org/W2011624601","https://openalex.org/W936373746","https://openalex.org/W3206561889"],"abstract_inverted_index":{"Acoustic":[0],"sensing":[1,5,34,60,82],"is":[2],"a":[3,22,68],"new":[4],"modality":[6],"that":[7,106],"senses":[8],"the":[9,37,58,73,81,87,90,95,107,112,123,135,138],"contexts":[10],"of":[11,40,76,89,125],"human":[12],"targets":[13],"and":[14,28,36,42,62,99,115],"our":[15],"surroundings":[16],"using":[17],"acoustic":[18,126],"signals.":[19],"It":[20],"becomes":[21],"hot":[23],"topic":[24],"in":[25],"both":[26],"academia":[27],"industry":[29],"owing":[30],"to":[31,71,78,121,151],"its":[32],"finer":[33],"granularity":[35,124],"wide":[38],"availability":[39],"microphone":[41],"speaker":[43],"on":[44,51],"commodity":[45],"devices.":[46],"While":[47],"prior":[48],"studies":[49],"focused":[50],"addressing":[52],"well-known":[53],"challenges":[54],"such":[55],"as":[56],"increasing":[57],"limited":[59],"range":[61],"enabling":[63],"multi-target":[64],"sensing,":[65],"we":[66,85],"propose":[67],"novel":[69],"scheme":[70],"leverage":[72],"non-linearity":[74],"distortion":[75],"microphones":[77],"further":[79],"boost":[80],"granularity.":[83],"Specifically,":[84],"observe":[86],"existence":[88],"non-linear":[91,108],"signal":[92,98,110],"generated":[93],"by":[94,132],"direct":[96],"path":[97],"target":[100],"reflection":[101],"signal.":[102],"We":[103],"mathematically":[104],"show":[105,130],"chirp":[109],"amplifies":[111],"phase":[113],"variations":[114],"this":[116],"property":[117],"can":[118,145],"be":[119,146],"utilized":[120],"improve":[122],"sensing.":[127],"Experiment":[128],"results":[129],"that,":[131],"properly":[133],"leveraging":[134],"hardware":[136],"non-linearity,":[137],"amplitude":[139],"estimation":[140],"error":[141],"for":[142],"sub-millimeter-level":[143],"vibration":[144],"reduced":[147],"from":[148],"0.137":[149],"mm":[150],"0.029":[152],"mm.":[153]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":3}],"updated_date":"2026-03-10T16:38:18.471706","created_date":"2025-10-10T00:00:00"}
