{"id":"https://openalex.org/W4386214711","doi":"https://doi.org/10.1109/iscc58397.2023.10218222","title":"LoFall: LoRa-Based Long-Range Through-Wall Fall Detection","display_name":"LoFall: LoRa-Based Long-Range Through-Wall Fall Detection","publication_year":2023,"publication_date":"2023-07-09","ids":{"openalex":"https://openalex.org/W4386214711","doi":"https://doi.org/10.1109/iscc58397.2023.10218222"},"language":"en","primary_location":{"id":"doi:10.1109/iscc58397.2023.10218222","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/iscc58397.2023.10218222","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 IEEE Symposium on Computers and Communications (ISCC)","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/A5101862066","display_name":"Xuehan Zhang","orcid":"https://orcid.org/0000-0002-9691-5760"},"institutions":[{"id":"https://openalex.org/I25757504","display_name":"China University of Mining and Technology","ror":"https://ror.org/01xt2dr21","country_code":"CN","type":"education","lineage":["https://openalex.org/I25757504"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuehan Zhang","raw_affiliation_strings":["School of Computer Science and Technology, China University of Mining and Technology,Xuzhou,China","School of Computer Science and Technology, China University of Mining and Technology, Xuzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, China University of Mining and Technology,Xuzhou,China","institution_ids":["https://openalex.org/I25757504"]},{"raw_affiliation_string":"School of Computer Science and Technology, China University of Mining and Technology, Xuzhou, China","institution_ids":["https://openalex.org/I25757504"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101238220","display_name":"Zhongxu Bao","orcid":null},"institutions":[{"id":"https://openalex.org/I25757504","display_name":"China University of Mining and Technology","ror":"https://ror.org/01xt2dr21","country_code":"CN","type":"education","lineage":["https://openalex.org/I25757504"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhongxu Bao","raw_affiliation_strings":["School of Computer Science and Technology, China University of Mining and Technology,Xuzhou,China","School of Computer Science and Technology, China University of Mining and Technology, Xuzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, China University of Mining and Technology,Xuzhou,China","institution_ids":["https://openalex.org/I25757504"]},{"raw_affiliation_string":"School of Computer Science and Technology, China University of Mining and Technology, Xuzhou, China","institution_ids":["https://openalex.org/I25757504"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013474497","display_name":"Yuqing Yin","orcid":"https://orcid.org/0000-0002-3296-4256"},"institutions":[{"id":"https://openalex.org/I25757504","display_name":"China University of Mining and Technology","ror":"https://ror.org/01xt2dr21","country_code":"CN","type":"education","lineage":["https://openalex.org/I25757504"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuqing Yin","raw_affiliation_strings":["School of Computer Science and Technology, China University of Mining and Technology,Xuzhou,China","School of Computer Science and Technology, China University of Mining and Technology, Xuzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, China University of Mining and Technology,Xuzhou,China","institution_ids":["https://openalex.org/I25757504"]},{"raw_affiliation_string":"School of Computer Science and Technology, China University of Mining and Technology, Xuzhou, China","institution_ids":["https://openalex.org/I25757504"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108866324","display_name":"Xu Yang","orcid":null},"institutions":[{"id":"https://openalex.org/I25757504","display_name":"China University of Mining and Technology","ror":"https://ror.org/01xt2dr21","country_code":"CN","type":"education","lineage":["https://openalex.org/I25757504"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xu Yang","raw_affiliation_strings":["School of Computer Science and Technology, China University of Mining and Technology,Xuzhou,China","School of Computer Science and Technology, China University of Mining and Technology, Xuzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, China University of Mining and Technology,Xuzhou,China","institution_ids":["https://openalex.org/I25757504"]},{"raw_affiliation_string":"School of Computer Science and Technology, China University of Mining and Technology, Xuzhou, China","institution_ids":["https://openalex.org/I25757504"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103659095","display_name":"Xiao Xu","orcid":"https://orcid.org/0000-0002-9136-8980"},"institutions":[{"id":"https://openalex.org/I25757504","display_name":"China University of Mining and Technology","ror":"https://ror.org/01xt2dr21","country_code":"CN","type":"education","lineage":["https://openalex.org/I25757504"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiao Xu","raw_affiliation_strings":["School of Computer Science and Technology, China University of Mining and Technology,Xuzhou,China","School of Computer Science and Technology, China University of Mining and Technology, Xuzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, China University of Mining and Technology,Xuzhou,China","institution_ids":["https://openalex.org/I25757504"]},{"raw_affiliation_string":"School of Computer Science and Technology, China University of Mining and Technology, Xuzhou, China","institution_ids":["https://openalex.org/I25757504"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101892517","display_name":"Qiang Niu","orcid":"https://orcid.org/0000-0003-1198-0158"},"institutions":[{"id":"https://openalex.org/I25757504","display_name":"China University of Mining and Technology","ror":"https://ror.org/01xt2dr21","country_code":"CN","type":"education","lineage":["https://openalex.org/I25757504"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qiang Niu","raw_affiliation_strings":["School of Computer Science and Technology, China University of Mining and Technology,Xuzhou,China","School of Computer Science and Technology, China University of Mining and Technology, Xuzhou, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, China University of Mining and Technology,Xuzhou,China","institution_ids":["https://openalex.org/I25757504"]},{"raw_affiliation_string":"School of Computer Science and Technology, China University of Mining and Technology, Xuzhou, China","institution_ids":["https://openalex.org/I25757504"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I25757504"],"apc_list":null,"apc_paid":null,"fwci":0.3637,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.5898089,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"831","last_page":"836"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.998199999332428,"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"}},"topics":[{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.998199999332428,"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/T12079","display_name":"IoT Networks and Protocols","score":0.9922999739646912,"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/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9908000230789185,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6644865274429321},{"id":"https://openalex.org/keywords/entropy","display_name":"Entropy (arrow of time)","score":0.47769027948379517},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.47175318002700806},{"id":"https://openalex.org/keywords/detection-theory","display_name":"Detection theory","score":0.4704540967941284},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.46958059072494507},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4538094997406006},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.45009076595306396},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.43401941657066345},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.4325551390647888},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.2330862581729889},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.22938883304595947},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.15601420402526855}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6644865274429321},{"id":"https://openalex.org/C106301342","wikidata":"https://www.wikidata.org/wiki/Q4117933","display_name":"Entropy (arrow of time)","level":2,"score":0.47769027948379517},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.47175318002700806},{"id":"https://openalex.org/C137270730","wikidata":"https://www.wikidata.org/wiki/Q120811","display_name":"Detection theory","level":3,"score":0.4704540967941284},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.46958059072494507},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4538094997406006},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.45009076595306396},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.43401941657066345},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.4325551390647888},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.2330862581729889},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.22938883304595947},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.15601420402526855},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","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/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"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/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscc58397.2023.10218222","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/iscc58397.2023.10218222","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 IEEE Symposium on Computers and Communications (ISCC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities","score":0.5699999928474426}],"awards":[{"id":"https://openalex.org/G1957059611","display_name":null,"funder_award_id":"2023QN1080","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1986805689","https://openalex.org/W2142835304","https://openalex.org/W2783857023","https://openalex.org/W2888115756","https://openalex.org/W2976267717","https://openalex.org/W3044663159","https://openalex.org/W3148595793","https://openalex.org/W3173320109","https://openalex.org/W3201152140","https://openalex.org/W4200596523","https://openalex.org/W4221012474","https://openalex.org/W4251668054","https://openalex.org/W4285300395","https://openalex.org/W4291910529","https://openalex.org/W4317927912"],"related_works":["https://openalex.org/W3147584709","https://openalex.org/W2977677679","https://openalex.org/W1992327129","https://openalex.org/W2381986121","https://openalex.org/W2370918718","https://openalex.org/W2256933480","https://openalex.org/W2027854990","https://openalex.org/W2370081953","https://openalex.org/W2364428742","https://openalex.org/W2378290951"],"abstract_inverted_index":{"Fall":[0],"detection":[1,17,95,141],"is":[2,57],"an":[3],"essential":[4],"measure":[5],"for":[6,133],"the":[7,19,58,63,90,109,139],"safety":[8],"of":[9,84,93,111,131,143],"elders.":[10],"While":[11],"traditional":[12],"contact-based":[13],"methods":[14],"support":[15,138],"acceptable":[16],"performance,":[18],"recent":[20],"advance":[21],"in":[22,46],"wireless":[23],"sensing":[24,36],"could":[25],"enable":[26],"contact-free":[27,68],"fall":[28,71,94,113,135],"detection.":[29,72,114],"However,":[30],"two":[31],"severe":[32],"limitations":[33],"are":[34,117],"short":[35],"range":[37,142],"and":[38,96,137],"weak":[39],"through-wall":[40,70,112,134],"capability,":[41],"which":[42,56],"hampers":[43],"wide":[44],"applications":[45],"smart":[47],"homes.":[48],"This":[49],"paper":[50],"proposes":[51],"a":[52,81,98,128],"novel":[53,82],"system":[54],"LoFall,":[55],"first":[59],"time":[60,92],"to":[61,66,88,107,119,145],"utilize":[62],"LoRa":[64],"signal":[65,86],"realize":[67],"long-range":[69],"We":[73],"address":[74],"unique":[75],"technical":[76],"challenges,":[77],"such":[78],"as":[79],"proposing":[80],"strategy":[83],"candidate":[85],"search":[87],"reduce":[89],"calculation":[91],"designing":[97],"weighted":[99],"feature":[100],"fusion":[101],"algorithm":[102],"based":[103],"on":[104],"fuzzy":[105],"entropy":[106],"improve":[108],"accuracy":[110,130],"Comprehensive":[115],"experiments":[116],"conducted":[118],"evaluate":[120],"LoFall.":[121],"Results":[122],"show":[123],"that":[124],"it":[125],"can":[126],"achieve":[127],"total":[129],"93.3%":[132],"detection,":[136],"furthest":[140],"up":[144],"10":[146],"m.":[147]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1}],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}