{"id":"https://openalex.org/W4408345699","doi":"https://doi.org/10.1109/icassp49660.2025.10889513","title":"Spectral-Temporal Fusion Representation for Person-in-Bed Detection","display_name":"Spectral-Temporal Fusion Representation for Person-in-Bed Detection","publication_year":2025,"publication_date":"2025-03-12","ids":{"openalex":"https://openalex.org/W4408345699","doi":"https://doi.org/10.1109/icassp49660.2025.10889513"},"language":"en","primary_location":{"id":"doi:10.1109/icassp49660.2025.10889513","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp49660.2025.10889513","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2025 - 2025 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5081087398","display_name":"Xuefeng Yang","orcid":"https://orcid.org/0000-0002-6787-4437"},"institutions":[{"id":"https://openalex.org/I151727225","display_name":"Harbin Engineering University","ror":"https://ror.org/03x80pn82","country_code":"CN","type":"education","lineage":["https://openalex.org/I151727225"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuefeng Yang","raw_affiliation_strings":["Harbin Engineering University,Group of Intelligent Signal Processing (GISP), College of Computer Science and Technology,Harbin,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harbin Engineering University,Group of Intelligent Signal Processing (GISP), College of Computer Science and Technology,Harbin,China","institution_ids":["https://openalex.org/I151727225"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101985635","display_name":"Shiheng Zhang","orcid":"https://orcid.org/0000-0003-4315-0757"},"institutions":[{"id":"https://openalex.org/I151727225","display_name":"Harbin Engineering University","ror":"https://ror.org/03x80pn82","country_code":"CN","type":"education","lineage":["https://openalex.org/I151727225"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shiheng Zhang","raw_affiliation_strings":["Harbin Engineering University,Group of Intelligent Signal Processing (GISP), College of Computer Science and Technology,Harbin,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harbin Engineering University,Group of Intelligent Signal Processing (GISP), College of Computer Science and Technology,Harbin,China","institution_ids":["https://openalex.org/I151727225"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101803638","display_name":"Jian Guan","orcid":"https://orcid.org/0000-0002-4933-7339"},"institutions":[{"id":"https://openalex.org/I151727225","display_name":"Harbin Engineering University","ror":"https://ror.org/03x80pn82","country_code":"CN","type":"education","lineage":["https://openalex.org/I151727225"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jian Guan","raw_affiliation_strings":["Harbin Engineering University,Group of Intelligent Signal Processing (GISP), College of Computer Science and Technology,Harbin,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harbin Engineering University,Group of Intelligent Signal Processing (GISP), College of Computer Science and Technology,Harbin,China","institution_ids":["https://openalex.org/I151727225"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062281933","display_name":"Feiyang Xiao","orcid":"https://orcid.org/0000-0001-9359-4554"},"institutions":[{"id":"https://openalex.org/I151727225","display_name":"Harbin Engineering University","ror":"https://ror.org/03x80pn82","country_code":"CN","type":"education","lineage":["https://openalex.org/I151727225"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Feiyang Xiao","raw_affiliation_strings":["Harbin Engineering University,Group of Intelligent Signal Processing (GISP), College of Computer Science and Technology,Harbin,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harbin Engineering University,Group of Intelligent Signal Processing (GISP), College of Computer Science and Technology,Harbin,China","institution_ids":["https://openalex.org/I151727225"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5104283896","display_name":"Wei L\u00fc","orcid":"https://orcid.org/0000-0003-3471-6325"},"institutions":[{"id":"https://openalex.org/I151727225","display_name":"Harbin Engineering University","ror":"https://ror.org/03x80pn82","country_code":"CN","type":"education","lineage":["https://openalex.org/I151727225"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wei Lu","raw_affiliation_strings":["Harbin Engineering University,Group of Intelligent Signal Processing (GISP), College of Computer Science and Technology,Harbin,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harbin Engineering University,Group of Intelligent Signal Processing (GISP), College of Computer Science and Technology,Harbin,China","institution_ids":["https://openalex.org/I151727225"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5104012520","display_name":"Qiaoxi Zhu","orcid":"https://orcid.org/0000-0003-3942-0945"},"institutions":[{"id":"https://openalex.org/I114017466","display_name":"University of Technology Sydney","ror":"https://ror.org/03f0f6041","country_code":"AU","type":"education","lineage":["https://openalex.org/I114017466"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Qiaoxi Zhu","raw_affiliation_strings":["University of Technology Sydney,Acoustics Lab,Ultimo,Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Technology Sydney,Acoustics Lab,Ultimo,Australia","institution_ids":["https://openalex.org/I114017466"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"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":"1","last_page":"2"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9851999878883362,"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"}},"topics":[{"id":"https://openalex.org/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9851999878883362,"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"}},{"id":"https://openalex.org/T12740","display_name":"Gait Recognition and Analysis","score":0.9739999771118164,"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/T11512","display_name":"Anomaly Detection Techniques and Applications","score":0.9459999799728394,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/fusion","display_name":"Fusion","score":0.6425829529762268},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6069936156272888},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.5710304379463196},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4967055916786194},{"id":"https://openalex.org/keywords/sensor-fusion","display_name":"Sensor fusion","score":0.46221914887428284},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.44959935545921326},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3213861584663391}],"concepts":[{"id":"https://openalex.org/C158525013","wikidata":"https://www.wikidata.org/wiki/Q2593739","display_name":"Fusion","level":2,"score":0.6425829529762268},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6069936156272888},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.5710304379463196},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4967055916786194},{"id":"https://openalex.org/C33954974","wikidata":"https://www.wikidata.org/wiki/Q486494","display_name":"Sensor fusion","level":2,"score":0.46221914887428284},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.44959935545921326},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3213861584663391},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"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/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp49660.2025.10889513","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp49660.2025.10889513","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2025 - 2025 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.41999998688697815,"id":"https://metadata.un.org/sdg/5","display_name":"Gender equality"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W2962766617","https://openalex.org/W2963976704","https://openalex.org/W4221140395","https://openalex.org/W6745136726"],"related_works":["https://openalex.org/W2062195135","https://openalex.org/W2099421762","https://openalex.org/W2530546662","https://openalex.org/W2795079307","https://openalex.org/W2967030268","https://openalex.org/W2185253430","https://openalex.org/W2132659060","https://openalex.org/W2031992971","https://openalex.org/W3214791684","https://openalex.org/W2152662039"],"abstract_inverted_index":{"This":[0],"study":[1],"is":[2,27],"based":[3],"on":[4],"the":[5,78],"ICASSP":[6],"2025":[7],"Signal":[8],"Processing":[9],"Grand":[10],"Challenge\u2019s":[11],"Accelerometer-Based":[12],"Person-in-Bed":[13],"Detection":[14],"Challenge,":[15],"which":[16],"aims":[17],"to":[18,73],"determine":[19],"bed":[20],"occupancy":[21],"using":[22],"accelerometer":[23],"signals.":[24],"The":[25],"task":[26],"divided":[28],"into":[29],"two":[30,79],"tracks:":[31],"\"in":[32],"bed\"":[33,37],"and":[34,40,51,66,88,96],"\"not":[35],"in":[36,90],"segmented":[38],"detection":[39,75,91],"streaming":[41],"detection,":[42],"facing":[43],"challenges":[44],"such":[45],"as":[46],"individual":[47],"differences,":[48],"posture":[49],"variations,":[50],"external":[52],"disturbances.":[53],"We":[54],"propose":[55],"a":[56],"spectral-temporal":[57],"fusion-based":[58],"feature":[59],"representation":[60],"method":[61,82],"with":[62],"mixup":[63],"data":[64],"augmentation,":[65],"adopt":[67],"Intersection":[68],"over":[69],"Union":[70],"(IoU)":[71],"loss":[72],"optimize":[74],"accuracy.":[76],"In":[77],"tracks,":[80],"our":[81],"achieved":[83],"outstanding":[84],"results":[85],"of":[86],"100.00%":[87],"95.55%":[89],"scores,":[92],"securing":[93],"first":[94],"place":[95],"third":[97],"place,":[98],"respectively.":[99]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}