{"id":"https://openalex.org/W2059660009","doi":"https://doi.org/10.1145/2036146.2036148","title":"Privacy protected life-context-aware alert by simplified sound spectrogram from microphone sensor","display_name":"Privacy protected life-context-aware alert by simplified sound spectrogram from microphone sensor","publication_year":2011,"publication_date":"2011-09-17","ids":{"openalex":"https://openalex.org/W2059660009","doi":"https://doi.org/10.1145/2036146.2036148","mag":"2059660009"},"language":"en","primary_location":{"is_oa":false,"landing_page_url":"https://doi.org/10.1145/2036146.2036148","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false},"type":"article","type_crossref":"proceedings-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/A5060353804","display_name":"Tomoko Yonezawa","orcid":"https://orcid.org/0000-0001-8226-0815"},"institutions":[{"id":"https://openalex.org/I46980622","display_name":"Kyoto Seika University","ror":"https://ror.org/05g4f0342","country_code":"JP","type":"education","lineage":["https://openalex.org/I46980622"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tomoko Yonezawa","raw_affiliation_strings":["ATR IRC Labs., Hikaridai, Seikacho, Kyoto, Japan"],"affiliations":[{"raw_affiliation_string":"ATR IRC Labs., Hikaridai, Seikacho, Kyoto, Japan","institution_ids":["https://openalex.org/I46980622"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050613550","display_name":"Naoki Okamoto","orcid":"https://orcid.org/0000-0003-0053-8890"},"institutions":[{"id":"https://openalex.org/I135768898","display_name":"Ritsumeikan University","ror":"https://ror.org/0197nmd03","country_code":"JP","type":"funder","lineage":["https://openalex.org/I135768898","https://openalex.org/I4390039241"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Naoki Okamoto","raw_affiliation_strings":["ATR/Ritsumeikan Univ., Noji Higashi, Kusatu, Shiga, Japan"],"affiliations":[{"raw_affiliation_string":"ATR/Ritsumeikan Univ., Noji Higashi, Kusatu, Shiga, Japan","institution_ids":["https://openalex.org/I135768898"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066800932","display_name":"Hirotake Yamazoe","orcid":"https://orcid.org/0000-0001-9995-4346"},"institutions":[{"id":"https://openalex.org/I46980622","display_name":"Kyoto Seika University","ror":"https://ror.org/05g4f0342","country_code":"JP","type":"education","lineage":["https://openalex.org/I46980622"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hirotake Yamazoe","raw_affiliation_strings":["ATR IRC Labs., Hikaridai, Seikacho, Kyoto, Japan"],"affiliations":[{"raw_affiliation_string":"ATR IRC Labs., Hikaridai, Seikacho, Kyoto, Japan","institution_ids":["https://openalex.org/I46980622"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103925346","display_name":"Shinji Abe","orcid":null},"institutions":[{"id":"https://openalex.org/I46980622","display_name":"Kyoto Seika University","ror":"https://ror.org/05g4f0342","country_code":"JP","type":"education","lineage":["https://openalex.org/I46980622"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shinji Abe","raw_affiliation_strings":["ATR IRC Labs., Hikaridai, Seikacho, Kyoto, Japan"],"affiliations":[{"raw_affiliation_string":"ATR IRC Labs., Hikaridai, Seikacho, Kyoto, Japan","institution_ids":["https://openalex.org/I46980622"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063898813","display_name":"Fumio Hattori","orcid":null},"institutions":[{"id":"https://openalex.org/I135768898","display_name":"Ritsumeikan University","ror":"https://ror.org/0197nmd03","country_code":"JP","type":"funder","lineage":["https://openalex.org/I135768898","https://openalex.org/I4390039241"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Fumio Hattori","raw_affiliation_strings":["Ritsumeikan Univ., Noji Higashi, Kusatu, Shiga, Japan#TAB#"],"affiliations":[{"raw_affiliation_string":"Ritsumeikan Univ., Noji Higashi, Kusatu, Shiga, Japan#TAB#","institution_ids":["https://openalex.org/I135768898"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5015175458","display_name":"Norihiro Hagita","orcid":null},"institutions":[{"id":"https://openalex.org/I46980622","display_name":"Kyoto Seika University","ror":"https://ror.org/05g4f0342","country_code":"JP","type":"education","lineage":["https://openalex.org/I46980622"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Norihiro Hagita","raw_affiliation_strings":["ATR IRC Labs., Hikaridai, Seikacho, Kyoto, Japan"],"affiliations":[{"raw_affiliation_string":"ATR IRC Labs., Hikaridai, Seikacho, Kyoto, Japan","institution_ids":["https://openalex.org/I46980622"]}]}],"institution_assertions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.544,"has_fulltext":true,"fulltext_origin":"ngrams","cited_by_count":6,"citation_normalized_percentile":{"value":0.748855,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":81,"max":82},"biblio":{"volume":null,"issue":null,"first_page":"4","last_page":"9"},"is_retracted":false,"is_paratext":false,"primary_topic":{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9925,"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/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9925,"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/T12205","display_name":"Time Series Analysis and Forecasting","score":0.9907,"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/T11512","display_name":"Anomaly Detection Techniques and Applications","score":0.9892,"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/spectrogram","display_name":"Spectrogram","score":0.891289}],"concepts":[{"id":"https://openalex.org/C45273575","wikidata":"https://www.wikidata.org/wiki/Q578970","display_name":"Spectrogram","level":2,"score":0.891289},{"id":"https://openalex.org/C2778263558","wikidata":"https://www.wikidata.org/wiki/Q46384","display_name":"Microphone","level":3,"score":0.7944199},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.7225809},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.70357054},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.45727992},{"id":"https://openalex.org/C203718221","wikidata":"https://www.wikidata.org/wiki/Q491713","display_name":"Sound (geography)","level":2,"score":0.4374557},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19428062},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.13801914},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.09468326},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"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/C68115822","wikidata":"https://www.wikidata.org/wiki/Q1068172","display_name":"Sound pressure","level":2,"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":1,"locations":[{"is_oa":false,"landing_page_url":"https://doi.org/10.1145/2036146.2036148","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.65,"display_name":"Peace, justice, and strong institutions"}],"grants":[],"datasets":[],"versions":[],"referenced_works_count":6,"referenced_works":["https://openalex.org/W1565631204","https://openalex.org/W1766693173","https://openalex.org/W1986551786","https://openalex.org/W2000184637","https://openalex.org/W2101909196","https://openalex.org/W2143364815"],"related_works":["https://openalex.org/W4402568167","https://openalex.org/W4375868962","https://openalex.org/W3179495260","https://openalex.org/W3127543252","https://openalex.org/W2942893872","https://openalex.org/W2530685530","https://openalex.org/W2088854863","https://openalex.org/W2065606036","https://openalex.org/W2011227383","https://openalex.org/W1976719989"],"abstract_inverted_index":{"This":[0,131],"paper":[1,132],"introduces":[2],"a":[3],"design":[4],"of":[5,27,49,110,153],"life-context-aware":[6],"alert":[7,59],"system":[8,57,83,94,122],"from":[9,53,88,141],"multiple":[10,98],"small":[11],"microphone":[12,91,143],"sensors":[13],"at":[14],"various":[15],"places":[16],"in":[17,41],"home.":[18],"In":[19,46],"order":[20],"to":[21,36,62,78,100,124,136],"support":[22],"the":[23,47,56,60,63,82,115,121,125,138,142,151],"comfortable":[24],"daily":[25,39],"lives":[26],"elderly":[28],"people":[29],"who":[30],"live":[31],"alone,":[32],"it":[33],"is":[34],"important":[35],"know":[37],"their":[38,50,67,80],"activities":[40],"home":[42],"without":[43],"privacy":[44,157],"exposure.":[45],"case":[48],"emergency":[51],"appeared":[52],"overwatching":[54],"data,":[55],"must":[58],"situation":[61,104],"hospitals,":[64],"ambulances,":[65],"or":[66,129],"families.":[68],"To":[69],"reduce":[70],"data":[71,140,154],"for":[72,149,156],"fast":[73],"calculation":[74],"on":[75],"PIC":[76],"and":[77,106,155],"protect":[79],"privacy,":[81],"adopts":[84],"simplified":[85],"sound":[86],"spectrogram":[87],"each":[89],"installed":[90],"modules.":[92],"The":[93],"first":[95],"analyses":[96],"these":[97],"signals":[99],"roughly":[101],"understand":[102],"what":[103,108],"occurs,":[105],"decides":[107],"type":[109],"daily-life":[111],"are":[112],"found.":[113],"When":[114],"user's":[116],"life":[117],"shows":[118],"emergent":[119],"situations,":[120],"alerts":[123],"appropriate":[126],"contact":[127],"person":[128],"institution.":[130],"especially":[133],"describes":[134],"how":[135],"simplify":[137],"raw":[139],"sensor":[144],"with":[145],"using":[146],"frequency/time":[147],"domain":[148],"reducing":[150],"amount":[152],"protection.":[158]},"abstract_inverted_index_v3":null,"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W2059660009","counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-03-23T12:07:21.738169","created_date":"2016-06-24"}