{"id":"https://openalex.org/W2981599901","doi":"https://doi.org/10.1145/3360773.3360881","title":"Occupant-detection strategy using footstep-induced floor vibrations","display_name":"Occupant-detection strategy using footstep-induced floor vibrations","publication_year":2019,"publication_date":"2019-10-23","ids":{"openalex":"https://openalex.org/W2981599901","doi":"https://doi.org/10.1145/3360773.3360881","mag":"2981599901"},"language":"en","primary_location":{"id":"doi:10.1145/3360773.3360881","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3360773.3360881","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 1st ACM International Workshop on Device-Free Human Sensing","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://infoscience.epfl.ch/record/273366","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5053910553","display_name":"Slah Drira","orcid":null},"institutions":[{"id":"https://openalex.org/I5124864","display_name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","ror":"https://ror.org/02s376052","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I5124864"]}],"countries":["CH"],"is_corresponding":true,"raw_author_name":"Slah Drira","raw_affiliation_strings":["Swiss Federal Institute of Technology, (EPFL), Lausanne, Switzerland"],"affiliations":[{"raw_affiliation_string":"Swiss Federal Institute of Technology, (EPFL), Lausanne, Switzerland","institution_ids":["https://openalex.org/I5124864"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034144060","display_name":"Yves Reuland","orcid":"https://orcid.org/0000-0001-9729-4671"},"institutions":[{"id":"https://openalex.org/I5124864","display_name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","ror":"https://ror.org/02s376052","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I5124864"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Yves Reuland","raw_affiliation_strings":["Swiss Federal Institute of Technology, (EPFL), Lausanne, Switzerland"],"affiliations":[{"raw_affiliation_string":"Swiss Federal Institute of Technology, (EPFL), Lausanne, Switzerland","institution_ids":["https://openalex.org/I5124864"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048849364","display_name":"Nils Olsen","orcid":"https://orcid.org/0009-0000-7085-2979"},"institutions":[{"id":"https://openalex.org/I5124864","display_name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","ror":"https://ror.org/02s376052","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I5124864"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Nils F.H. Olsen","raw_affiliation_strings":["Swiss Federal Institute of Technology, (EPFL), Lausanne, Switzerland"],"affiliations":[{"raw_affiliation_string":"Swiss Federal Institute of Technology, (EPFL), Lausanne, Switzerland","institution_ids":["https://openalex.org/I5124864"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064900186","display_name":"Sai G. S. Pai","orcid":"https://orcid.org/0000-0002-5778-2539"},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]},{"id":"https://openalex.org/I5124864","display_name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","ror":"https://ror.org/02s376052","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I5124864"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Sai G.S. Pai","raw_affiliation_strings":["Future Cities Laboratory, ETH Zurich, Singapore, Swiss Federal Institute of Technology, (EPFL), Lausanne, Switzerland"],"affiliations":[{"raw_affiliation_string":"Future Cities Laboratory, ETH Zurich, Singapore, Swiss Federal Institute of Technology, (EPFL), Lausanne, Switzerland","institution_ids":["https://openalex.org/I5124864","https://openalex.org/I35440088"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5045818893","display_name":"Ian F. C. Smith","orcid":"https://orcid.org/0000-0002-5033-2113"},"institutions":[{"id":"https://openalex.org/I5124864","display_name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","ror":"https://ror.org/02s376052","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I5124864"]},{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Ian F.C. Smith","raw_affiliation_strings":["Future Cities Laboratory, ETH Zurich, Singapore, Swiss Federal Institute of Technology, (EPFL), Lausanne, Switzerland"],"affiliations":[{"raw_affiliation_string":"Future Cities Laboratory, ETH Zurich, Singapore, Swiss Federal Institute of Technology, (EPFL), Lausanne, Switzerland","institution_ids":["https://openalex.org/I5124864","https://openalex.org/I35440088"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5053910553"],"corresponding_institution_ids":["https://openalex.org/I5124864"],"apc_list":null,"apc_paid":null,"fwci":0.9968,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.74428172,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"31","last_page":"34"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12740","display_name":"Gait Recognition and Analysis","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T12740","display_name":"Gait Recognition and Analysis","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T11606","display_name":"Infrastructure Maintenance and Monitoring","score":0.9850000143051147,"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"}},{"id":"https://openalex.org/T12487","display_name":"Structural Engineering and Vibration Analysis","score":0.9739000201225281,"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/computer-science","display_name":"Computer science","score":0.6223232746124268},{"id":"https://openalex.org/keywords/vibration","display_name":"Vibration","score":0.5820010900497437},{"id":"https://openalex.org/keywords/false-positive-paradox","display_name":"False positive paradox","score":0.5718641877174377},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.4983682632446289},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4973788559436798},{"id":"https://openalex.org/keywords/event","display_name":"Event (particle physics)","score":0.48865893483161926},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4816693067550659},{"id":"https://openalex.org/keywords/closing","display_name":"Closing (real estate)","score":0.47537699341773987},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.4354422092437744},{"id":"https://openalex.org/keywords/spurious-relationship","display_name":"Spurious relationship","score":0.41624733805656433},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.33453869819641113},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.32786309719085693},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.2127888798713684},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.0930299162864685}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6223232746124268},{"id":"https://openalex.org/C198394728","wikidata":"https://www.wikidata.org/wiki/Q3695508","display_name":"Vibration","level":2,"score":0.5820010900497437},{"id":"https://openalex.org/C64869954","wikidata":"https://www.wikidata.org/wiki/Q1859747","display_name":"False positive paradox","level":2,"score":0.5718641877174377},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.4983682632446289},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4973788559436798},{"id":"https://openalex.org/C2779662365","wikidata":"https://www.wikidata.org/wiki/Q5416694","display_name":"Event (particle physics)","level":2,"score":0.48865893483161926},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4816693067550659},{"id":"https://openalex.org/C2778775528","wikidata":"https://www.wikidata.org/wiki/Q5135432","display_name":"Closing (real estate)","level":2,"score":0.47537699341773987},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4354422092437744},{"id":"https://openalex.org/C97256817","wikidata":"https://www.wikidata.org/wiki/Q1462316","display_name":"Spurious relationship","level":2,"score":0.41624733805656433},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.33453869819641113},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.32786309719085693},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.2127888798713684},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0930299162864685},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1145/3360773.3360881","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3360773.3360881","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 1st ACM International Workshop on Device-Free Human Sensing","raw_type":"proceedings-article"},{"id":"pmh:oai:infoscience.epfl.ch:273366","is_oa":true,"landing_page_url":"http://infoscience.epfl.ch/record/273366","pdf_url":null,"source":{"id":"https://openalex.org/S4306400487","display_name":"Infoscience (Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"conference proceedings"},{"id":"pmh:oai:infoscience.epfl.ch:277179","is_oa":true,"landing_page_url":"http://infoscience.epfl.ch/record/277179","pdf_url":null,"source":{"id":"https://openalex.org/S4306400487","display_name":"Infoscience (Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://infoscience.epfl.ch/record/277179","raw_type":"Text"}],"best_oa_location":{"id":"pmh:oai:infoscience.epfl.ch:273366","is_oa":true,"landing_page_url":"http://infoscience.epfl.ch/record/273366","pdf_url":null,"source":{"id":"https://openalex.org/S4306400487","display_name":"Infoscience (Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"conference proceedings"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.6899999976158142}],"awards":[{"id":"https://openalex.org/G1441312571","display_name":null,"funder_award_id":"00020","funder_id":"https://openalex.org/F4320320924","funder_display_name":"Schweizerischer Nationalfonds zur F\u00f6rderung der Wissenschaftlichen Forschung"},{"id":"https://openalex.org/G1588895811","display_name":null,"funder_award_id":"200020-169026","funder_id":"https://openalex.org/F4320320924","funder_display_name":"Schweizerischer Nationalfonds zur F\u00f6rderung der Wissenschaftlichen Forschung"},{"id":"https://openalex.org/G2344128787","display_name":null,"funder_award_id":"200020-169026","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G474224","display_name":null,"funder_award_id":"FI 370074011-370074016","funder_id":"https://openalex.org/F4320329197","funder_display_name":"Singapore-ETH Centre"},{"id":"https://openalex.org/G4836148144","display_name":null,"funder_award_id":"20002","funder_id":"https://openalex.org/F4320320924","funder_display_name":"Schweizerischer Nationalfonds zur F\u00f6rderung der Wissenschaftlichen Forschung"},{"id":"https://openalex.org/G5599649393","display_name":null,"funder_award_id":"200020","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G579412559","display_name":"Robust diagnosis and biomimetic control of complex structures","funder_award_id":"169026","funder_id":"https://openalex.org/F4320320924","funder_display_name":"Schweizerischer Nationalfonds zur F\u00f6rderung der Wissenschaftlichen Forschung"},{"id":"https://openalex.org/G628552264","display_name":null,"funder_award_id":"200020","funder_id":"https://openalex.org/F4320320924","funder_display_name":"Schweizerischer Nationalfonds zur F\u00f6rderung der Wissenschaftlichen Forschung"},{"id":"https://openalex.org/G8822236146","display_name":null,"funder_award_id":"200020_169026","funder_id":"https://openalex.org/F4320320924","funder_display_name":"Schweizerischer Nationalfonds zur F\u00f6rderung der Wissenschaftlichen Forschung"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320320915","display_name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","ror":"https://ror.org/02s376052"},{"id":"https://openalex.org/F4320320924","display_name":"Schweizerischer Nationalfonds zur F\u00f6rderung der Wissenschaftlichen Forschung","ror":"https://ror.org/00yjd3n13"},{"id":"https://openalex.org/F4320329197","display_name":"Singapore-ETH Centre","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1995400545","https://openalex.org/W2002352811","https://openalex.org/W2023923947","https://openalex.org/W2120785797","https://openalex.org/W2756053574","https://openalex.org/W2778644572","https://openalex.org/W2801723159","https://openalex.org/W2927117501"],"related_works":["https://openalex.org/W3113091479","https://openalex.org/W2162899405","https://openalex.org/W941090075","https://openalex.org/W2044987316","https://openalex.org/W3134374554","https://openalex.org/W2237480245","https://openalex.org/W2075065631","https://openalex.org/W2519167559","https://openalex.org/W4311248832","https://openalex.org/W4386113923"],"abstract_inverted_index":{"Identification":[0],"of":[1,41,112,136,173],"occupant":[2,32,43,50,56],"presence":[3,40],"and":[4,17,36,76,152],"location":[5,51],"inside":[6],"buildings":[7],"is":[8,44,58,101,105,179],"essential":[9],"to":[10],"functional":[11],"goals":[12],"such":[13,70],"as":[14,71],"security,":[15],"healthcare,":[16],"energy":[18],"management.":[19],"Floor-vibration":[20],"measurements,":[21],"induced":[22],"by":[23],"footstep":[24,164],"impacts,":[25],"provide":[26],"a":[27,45,113,123,182],"non-intrusive":[28],"sensing":[29],"method":[30],"for":[31,49,55,96,163,176],"identification,":[33],"unlike":[34],"cameras":[35],"smartphones.":[37],"Detecting":[38],"the":[39,109,171],"an":[42,92],"necessary":[46],"first":[47],"step":[48],"identification.":[52],"A":[53],"challenge":[54],"detection":[57,104,135,178],"ambient":[59],"noise":[60],"that":[61,83,142],"may":[62,79,159],"hide":[63],"footstep-induced":[64],"floor-vibration":[65],"signatures.":[66],"Also,":[67],"spurious":[68],"events":[69,138,158],"door":[72],"closing,":[73],"chair":[74],"dragging":[75],"falling":[77],"objects":[78],"result":[80],"in":[81],"vibrations":[82],"have":[84],"similarities":[85],"with":[86,98,140],"footstep-impact":[87,137],"events.":[88,131],"In":[89],"this":[90,174],"paper,":[91],"accurate":[93],"occupant-detection":[94],"strategy":[95,133,175],"structures":[97],"varying":[99],"rigidity":[100],"outlined.":[102],"Event":[103],"based":[106],"on":[107],"computing":[108],"standard":[110],"deviation":[111],"moving":[114],"window":[115],"over":[116],"measurements":[117],"at":[118],"various":[119],"frequency":[120],"ranges.":[121],"Using":[122],"classification":[124],"method,":[125],"footsteps":[126],"are":[127],"distinguished":[128],"from":[129],"other":[130],"This":[132],"enhances":[134],"compared":[139],"methods":[141],"employ":[143],"only":[144],"thresholds,":[145],"thereby":[146],"reducing":[147],"false":[148,153],"positives":[149],"(incorrect":[150],"detection)":[151],"negatives":[154],"(undetected":[155],"events).":[156],"Footstep-impact":[157],"then":[160],"be":[161],"used":[162],"impact":[165],"localization":[166],"using":[167,181],"model-based":[168],"approaches.":[169],"Finally,":[170],"utility":[172],"footstep-event":[177],"evaluated":[180],"full-scale":[183],"case":[184],"study.":[185]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":2}],"updated_date":"2026-04-21T08:09:41.155169","created_date":"2025-10-10T00:00:00"}